[ 515.673052][ T31] audit: type=1400 audit(515.630:56): avc: denied { read write } for pid=3086 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 [ 515.680940][ T31] audit: type=1400 audit(515.630:57): avc: denied { open } for pid=3086 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]:24245' (ED25519) to the list of known hosts. [ 549.908076][ T31] audit: type=1400 audit(549.860:58): avc: denied { execute } for pid=3103 comm="sh" name="syz-executor1929342108" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 549.941100][ T31] audit: type=1400 audit(549.890:59): avc: denied { execute_no_trans } for pid=3103 comm="sh" path="/syz-executor1929342108" dev="vda" ino=807 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:etc_runtime_t tclass=file permissive=1 [ 550.300964][ T31] audit: type=1400 audit(550.260:60): avc: denied { execmem } for pid=3103 comm="syz-executor192" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 550.400283][ T31] audit: type=1400 audit(550.350:61): avc: denied { prog_load } for pid=3104 comm="syz-executor192" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 [ 550.413878][ T31] audit: type=1400 audit(550.370:62): avc: denied { bpf } for pid=3104 comm="syz-executor192" capability=39 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 [ 550.414311][ T31] audit: type=1400 audit(550.370:63): avc: denied { perfmon } for pid=3104 comm="syz-executor192" capability=38 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability2 permissive=1 executing program [ 550.550748][ T31] audit: type=1400 audit(550.480:64): avc: denied { prog_run } for pid=3104 comm="syz-executor192" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=bpf permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program 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program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 1324.034592][ T32] INFO: task kworker/1:0:23 blocked for more than 450 seconds. [ 1324.043120][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.046744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.057366][ T32] task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.070179][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.087974][ T32] Call trace: [ 1324.116946][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.134477][ T32] r10:82918644 r9:df879d84 r8:00000002 r7:60000113 r6:df879d8c r5:8324a400 [ 1324.146121][ T32] r4:8324a400 [ 1324.150606][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.150698][ T32] r5:8324a400 r4:82918640 [ 1324.150724][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.150772][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.150824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 [ 1324.150850][ T32] r4:00000000 [ 1324.150872][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.150916][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.150961][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.151004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6fe00 [ 1324.151028][ T32] r4:00000000 [ 1324.151050][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.151100][ T32] r9:83018205 r8:8324a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1324.151124][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.151173][ T32] r5:00001000 r4:eb805000 [ 1324.151195][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.151238][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.151283][ T32] r5:858fd78c r4:858fd400 [ 1324.151305][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.151355][ T32] r7:ddde2d40 r6:83018200 r5:858fd78c r4:830cd080 [ 1324.151378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.151426][ T32] r10:61c88647 r9:8324a400 r8:830cd0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.151450][ T32] r4:830cd080 [ 1324.151470][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.151533][ T32] r10:00000000 r9:830cd080 r8:8027ed34 r7:df819d50 r6:830cd100 r5:8324a400 [ 1324.151557][ T32] r4:00000001 [ 1324.151578][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.151726][ T32] Exception stack(0xdf879fb0 to 0xdf879ff8) [ 1324.151934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.151999][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.152032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.152088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.152115][ T32] r4:830cb100 [ 1324.152788][ T32] INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.152847][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.152943][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.153000][ T32] Call trace: [ 1324.153035][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.153090][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.153116][ T32] r4:00000000 [ 1324.153138][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.153181][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.153213][ T32] 9d20: cc986000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.153244][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.153269][ T32] 9d60: 800f0013 ffffffff [ 1324.153294][ T32] r5:800f0013 r4:80239bd0 [ 1324.153316][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.153360][ T32] r4:82ac11e4 [ 1324.153392][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.153442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.153467][ T32] r4:e0679dc0 [ 1324.153489][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.153551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.153575][ T32] r4:00000000 [ 1324.153597][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.153645][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.153669][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.153714][ T32] r5:00001000 r4:dfadd000 [ 1324.153736][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.153778][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.153823][ T32] r5:8503d38c r4:8503d000 [ 1324.153844][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.153893][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.153915][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.153962][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.153986][ T32] r4:85066f80 [ 1324.154007][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.154053][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.154076][ T32] r4:00000001 [ 1324.154097][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.154135][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.154162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.154192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.154219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.154250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.154273][ T32] r4:85086c80 [ 1324.154481][ T32] INFO: task kworker/0:2:43 blocked for more than 450 seconds. [ 1324.154540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.154567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.154589][ T32] task:kworker/0:2 state:D stack:0 pid:43 tgid:43 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.154638][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.154688][ T32] Call trace: [ 1324.154720][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.154771][ T32] r10:82918644 r9:df911d84 r8:00000002 r7:60000113 r6:df911d8c r5:833a8c00 [ 1324.154796][ T32] r4:833a8c00 [ 1324.154816][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.154859][ T32] r5:833a8c00 r4:82918640 [ 1324.154880][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.154922][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.154970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df911e08 [ 1324.154994][ T32] r4:00000000 [ 1324.155013][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.155054][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.155095][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.155138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98240 [ 1324.155161][ T32] r4:00000000 [ 1324.155179][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.155227][ T32] r9:83018005 r8:833a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1324.155251][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.155296][ T32] r5:00001000 r4:e050b000 [ 1324.155317][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.155358][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.155402][ T32] r5:850adb8c r4:850ad800 [ 1324.155423][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.155471][ T32] r7:dddced40 r6:83018000 r5:850adb8c r4:83363580 [ 1324.155502][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.155555][ T32] r10:61c88647 r9:833a8c00 r8:833635ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.155578][ T32] r4:83363580 [ 1324.155597][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.155645][ T32] r10:00000000 r9:83363580 r8:8027ed34 r7:df841e60 r6:83363600 r5:833a8c00 [ 1324.155710][ T32] r4:00000001 [ 1324.155758][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.155830][ T32] Exception stack(0xdf911fb0 to 0xdf911ff8) [ 1324.155872][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.155900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.155925][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.155952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.155973][ T32] r4:8335fe00 [ 1324.156434][ T32] INFO: task kworker/0:2:43 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.156469][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.156542][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.156592][ T32] Call trace: [ 1324.156624][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.156677][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.156701][ T32] r4:00000000 [ 1324.156723][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.156769][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.156800][ T32] 9d20: cc986000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.156830][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.156855][ T32] 9d60: 800f0013 ffffffff [ 1324.156880][ T32] r5:800f0013 r4:80239bd0 [ 1324.156901][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.156947][ T32] r4:82ac11e4 [ 1324.156969][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.157014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.157038][ T32] r4:e0679dc0 [ 1324.157058][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.157102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.157126][ T32] r4:00000000 [ 1324.157147][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.157194][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.157217][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.157263][ T32] r5:00001000 r4:dfadd000 [ 1324.157284][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.157327][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.157371][ T32] r5:8503d38c r4:8503d000 [ 1324.157393][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.157441][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.157463][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.157520][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.157545][ T32] r4:85066f80 [ 1324.157566][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.157613][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.157637][ T32] r4:00000001 [ 1324.157658][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.157695][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.157723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.157756][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.157784][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.157814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.157837][ T32] r4:85086c80 [ 1324.157932][ T32] INFO: task kworker/1:2:1470 blocked for more than 450 seconds. [ 1324.157966][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.157991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.158017][ T32] task:kworker/1:2 state:D stack:0 pid:1470 tgid:1470 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.158063][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.158111][ T32] Call trace: [ 1324.158143][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.158195][ T32] r10:82918644 r9:eae4dd84 r8:00000002 r7:60000113 r6:eae4dd8c r5:832fa400 [ 1324.158219][ T32] r4:832fa400 [ 1324.158240][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.158284][ T32] r5:832fa400 r4:82918640 [ 1324.158306][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.158349][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.158397][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 [ 1324.158421][ T32] r4:00000000 [ 1324.158440][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.158481][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.158534][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.158579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773200 [ 1324.158879][ T32] r4:00000000 [ 1324.159612][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.236847][ T32] r9:83018205 r8:832fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1324.236966][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.237112][ T32] r5:00001000 r4:ebe1d000 [ 1324.237199][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.237318][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.237436][ T32] r5:858fef8c r4:858fec00 [ 1324.237533][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.237656][ T32] r7:ddde2d40 r6:83018200 r5:858fef8c r4:841e3980 [ 1324.237743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.237867][ T32] r10:61c88647 r9:832fa400 r8:841e39ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.237981][ T32] r4:841e3980 [ 1324.238078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.238203][ T32] r10:00000000 r9:841e3980 r8:8027ed34 r7:df921e60 r6:841e3a00 r5:832fa400 [ 1324.238292][ T32] r4:00000001 [ 1324.238379][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.238534][ T32] Exception stack(0xeae4dfb0 to 0xeae4dff8) [ 1324.238644][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.238738][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.238831][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.238947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.239036][ T32] r4:841ec3c0 [ 1324.239574][ T32] INFO: task kworker/1:2:1470 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.239784][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.247632][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.252803][ T32] Call trace: [ 1324.260389][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.261000][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.261602][ T32] r4:00000000 [ 1324.261941][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.262577][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.263012][ T32] 9d20: cdfc0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.263595][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.264196][ T32] 9d60: 800f0013 ffffffff [ 1324.264601][ T32] r5:800f0013 r4:80239bd0 [ 1324.264964][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.265537][ T32] r4:82ac11e4 [ 1324.265879][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.266506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.267001][ T32] r4:e0679dc0 [ 1324.267336][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.268002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.268529][ T32] r4:00000000 [ 1324.268905][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.269411][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.270305][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.270898][ T32] r5:00001000 r4:dfadd000 [ 1324.271246][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.271847][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.272462][ T32] r5:8503d38c r4:8503d000 [ 1324.272840][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.273428][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.273862][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.274492][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.275060][ T32] r4:85066f80 [ 1324.275429][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.276133][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.276675][ T32] r4:00000001 [ 1324.277012][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.277563][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.278024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.278518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.279075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.279576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.282551][ T32] r4:85086c80 [ 1324.288428][ T32] INFO: task kworker/1:1:3107 blocked for more than 450 seconds. [ 1324.290713][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.291157][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.291786][ T32] task:kworker/1:1 state:D stack:0 pid:3107 tgid:3107 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.292724][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.293368][ T32] Call trace: [ 1324.293840][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.294354][ T32] r10:82918644 r9:df97dd84 r8:00000002 r7:60000113 r6:df97dd8c r5:842aec00 [ 1324.294882][ T32] r4:842aec00 [ 1324.295234][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.295888][ T32] r5:842aec00 r4:82918640 [ 1324.296246][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.296864][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.297461][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df97de08 [ 1324.297977][ T32] r4:00000000 [ 1324.298429][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.299064][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.299705][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.300609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773a00 [ 1324.301149][ T32] r4:00000000 [ 1324.301466][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.304452][ T32] r9:83018205 r8:842aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1324.310219][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.310898][ T32] r5:00001000 r4:ec75f000 [ 1324.311262][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.312018][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.312633][ T32] r5:85900b8c r4:85900800 [ 1324.312996][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.313629][ T32] r7:ddde2d40 r6:83018200 r5:85900b8c r4:84741a00 [ 1324.314079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.314648][ T32] r10:61c88647 r9:842aec00 r8:84741a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.315167][ T32] r4:84741a00 [ 1324.315481][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.316060][ T32] r10:00000000 r9:84741a00 r8:8027ed34 r7:eae4de60 r6:849f7c80 r5:842aec00 [ 1324.316613][ T32] r4:00000001 [ 1324.316965][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.317500][ T32] Exception stack(0xdf97dfb0 to 0xdf97dff8) [ 1324.317885][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.318456][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.318988][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.319490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.320442][ T32] r4:84744080 [ 1324.321230][ T32] INFO: task kworker/1:1:3107 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.321900][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.322929][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.324240][ T32] Call trace: [ 1324.330434][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.331049][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.331607][ T32] r4:00000000 [ 1324.332033][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.332608][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.333064][ T32] 9d20: ce9f4000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.333635][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.334178][ T32] 9d60: 800f0013 ffffffff [ 1324.334595][ T32] r5:800f0013 r4:80239bd0 [ 1324.335032][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.335738][ T32] r4:82ac11e4 [ 1324.336142][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.336776][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.337319][ T32] r4:e0679dc0 [ 1324.337664][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.338194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.338689][ T32] r4:00000000 [ 1324.338989][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.339508][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.340447][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.341070][ T32] r5:00001000 r4:dfadd000 [ 1324.341454][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.342049][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.342654][ T32] r5:8503d38c r4:8503d000 [ 1324.343077][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.349038][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.350529][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.351121][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.351707][ T32] r4:85066f80 [ 1324.352127][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.352681][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.353254][ T32] r4:00000001 [ 1324.353579][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.354063][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.354453][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.355085][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.355637][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.356263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.356816][ T32] r4:85086c80 [ 1324.357144][ T32] INFO: task kworker/0:3:3112 blocked for more than 450 seconds. [ 1324.357730][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.358119][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.358613][ T32] task:kworker/0:3 state:D stack:0 pid:3112 tgid:3112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.359433][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.360614][ T32] Call trace: [ 1324.361123][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.361699][ T32] r10:82918644 r9:df981d84 r8:00000002 r7:60000113 r6:df981d8c r5:838a6000 [ 1324.364077][ T32] r4:838a6000 [ 1324.369102][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.370742][ T32] r5:838a6000 r4:82918640 [ 1324.371141][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.371879][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.372491][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df981e08 [ 1324.372988][ T32] r4:00000000 [ 1324.373310][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.373902][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.374408][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.374963][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506b480 [ 1324.375537][ T32] r4:00000000 [ 1324.375961][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.376508][ T32] r9:83018005 r8:838a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.377090][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.377651][ T32] r5:00001000 r4:dfc6b000 [ 1324.378047][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.378602][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.379153][ T32] r5:8503e78c r4:8503e400 [ 1324.379508][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.380691][ T32] r7:dddced40 r6:83018000 r5:8503e78c r4:849f7e00 [ 1324.381188][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.381793][ T32] r10:61c88647 r9:838a6000 r8:849f7e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.382317][ T32] r4:849f7e00 [ 1324.382684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.383245][ T32] r10:00000000 r9:849f7e00 r8:8027ed34 r7:ec77de60 r6:849f7900 r5:838a6000 [ 1324.383895][ T32] r4:00000001 [ 1324.384279][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.384837][ T32] Exception stack(0xdf981fb0 to 0xdf981ff8) [ 1324.385281][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.385782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.386372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.386879][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.390111][ T32] r4:8473e280 [ 1324.390943][ T32] INFO: task kworker/0:3:3112 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.391604][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.392721][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.400094][ T32] Call trace: [ 1324.400702][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.401339][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.401898][ T32] r4:00000000 [ 1324.402257][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.402790][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.403211][ T32] 9d20: cf3d5000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.403826][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.404437][ T32] 9d60: 800f0013 ffffffff [ 1324.404837][ T32] r5:800f0013 r4:80239bd0 [ 1324.405215][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.405876][ T32] r4:82ac11e4 [ 1324.406235][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.406875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.407396][ T32] r4:e0679dc0 [ 1324.407805][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.408367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.408848][ T32] r4:00000000 [ 1324.409153][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.409711][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.410633][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.411283][ T32] r5:00001000 r4:dfadd000 [ 1324.411696][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.412339][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.412936][ T32] r5:8503d38c r4:8503d000 [ 1324.414076][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.420174][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.420625][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.421211][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.421733][ T32] r4:85066f80 [ 1324.422068][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.422642][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.423118][ T32] r4:00000001 [ 1324.423420][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.423991][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.424456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.425065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.425642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.426155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.426687][ T32] r4:85086c80 [ 1324.427113][ T32] INFO: task kworker/0:5:3117 blocked for more than 450 seconds. [ 1324.427627][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.428139][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.428696][ T32] task:kworker/0:5 state:D stack:0 pid:3117 tgid:3117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.429487][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.430585][ T32] Call trace: [ 1324.431129][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.431827][ T32] r10:82918644 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:842c3000 [ 1324.432329][ T32] r4:842c3000 [ 1324.432677][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.433615][ T32] r5:842c3000 r4:82918640 [ 1324.439133][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.449665][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.450362][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b9e08 [ 1324.450425][ T32] r4:00000000 [ 1324.450499][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.450611][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.450691][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.450790][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8c80 [ 1324.450868][ T32] r4:00000000 [ 1324.450951][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.451058][ T32] r9:83018005 r8:842c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1324.451105][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.451206][ T32] r5:00001000 r4:e05f3000 [ 1324.451254][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.451332][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.451415][ T32] r5:8525fb8c r4:8525f800 [ 1324.451471][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.451591][ T32] r7:dddced40 r6:83018000 r5:8525fb8c r4:849f7f80 [ 1324.451655][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.451770][ T32] r10:61c88647 r9:842c3000 r8:849f7fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.451817][ T32] r4:849f7f80 [ 1324.451858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.451945][ T32] r10:00000000 r9:849f7f80 r8:8027ed34 r7:df981e60 r6:849f7c00 r5:842c3000 [ 1324.451990][ T32] r4:00000001 [ 1324.452030][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.452100][ T32] Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) [ 1324.452185][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.452255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.452310][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.452365][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.452411][ T32] r4:8473e300 [ 1324.453245][ T32] INFO: task kworker/0:5:3117 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.453335][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.453536][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.453650][ T32] Call trace: [ 1324.453743][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.453843][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.453887][ T32] r4:00000000 [ 1324.453951][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.454079][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.454164][ T32] 9d20: cf97b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.454228][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.454303][ T32] 9d60: 800f0013 ffffffff [ 1324.454365][ T32] r5:800f0013 r4:80239bd0 [ 1324.454424][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.454530][ T32] r4:82ac11e4 [ 1324.454597][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.454701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.454752][ T32] r4:e0679dc0 [ 1324.454796][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.454906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.454961][ T32] r4:00000000 [ 1324.455003][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.455133][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.455222][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.455317][ T32] r5:00001000 r4:dfadd000 [ 1324.455361][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.455453][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.455548][ T32] r5:8503d38c r4:8503d000 [ 1324.455599][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.455714][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.455762][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.455866][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.456014][ T32] r4:85066f80 [ 1324.456118][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.456264][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.456364][ T32] r4:00000001 [ 1324.456421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.456493][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.456552][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.456626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.456693][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.456764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.456825][ T32] r4:85086c80 [ 1324.456888][ T32] INFO: task kworker/1:7:3122 blocked for more than 450 seconds. [ 1324.456954][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.457020][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.457070][ T32] task:kworker/1:7 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.457182][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.457267][ T32] Call trace: [ 1324.457329][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.457420][ T32] r10:82918644 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:842c2400 [ 1324.457466][ T32] r4:842c2400 [ 1324.457513][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.457592][ T32] r5:842c2400 r4:82918640 [ 1324.457672][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.457809][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.457933][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 [ 1324.457987][ T32] r4:00000000 [ 1324.458032][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.458113][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.458211][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.458302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85079bc0 [ 1324.458348][ T32] r4:00000000 [ 1324.458412][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.458512][ T32] r9:83018205 r8:842c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1324.458557][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.458638][ T32] r5:00001000 r4:dfe71000 [ 1324.458680][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.458779][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.458867][ T32] r5:850ae78c r4:850ae400 [ 1324.458933][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.459038][ T32] r7:ddde2d40 r6:83018200 r5:850ae78c r4:84741c80 [ 1324.459081][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.459181][ T32] r10:61c88647 r9:842c2400 r8:84741cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.459226][ T32] r4:84741c80 [ 1324.459283][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.459375][ T32] r10:00000000 r9:84741c80 r8:8027ed34 r7:df9d9e60 r6:838dd280 r5:842c2400 [ 1324.459433][ T32] r4:00000001 [ 1324.459486][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.459569][ T32] Exception stack(0xdf9e5fb0 to 0xdf9e5ff8) [ 1324.459637][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.459775][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.459989][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.481311][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.481377][ T32] r4:84744700 [ 1324.482194][ T32] INFO: task kworker/1:7:3122 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.482283][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.482407][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.482592][ T32] Call trace: [ 1324.482664][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.482776][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.482826][ T32] r4:00000000 [ 1324.482869][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.482971][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.483067][ T32] 9d20: cfd57000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.483131][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.483206][ T32] 9d60: 800f0013 ffffffff [ 1324.483301][ T32] r5:800f0013 r4:80239bd0 [ 1324.483371][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.483460][ T32] r4:82ac11e4 [ 1324.483497][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.483576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.483626][ T32] r4:e0679dc0 [ 1324.483687][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.483766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.483808][ T32] r4:00000000 [ 1324.483860][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.483952][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.483989][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.484096][ T32] r5:00001000 r4:dfadd000 [ 1324.484136][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.484204][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.484277][ T32] r5:8503d38c r4:8503d000 [ 1324.484320][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.484424][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.484499][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.484610][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.484670][ T32] r4:85066f80 [ 1324.484742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.484864][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.484950][ T32] r4:00000001 [ 1324.484998][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.485097][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.485166][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.485223][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.485278][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.485337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.485381][ T32] r4:85086c80 [ 1324.485457][ T32] INFO: task kworker/1:8:3124 blocked for more than 451 seconds. [ 1324.485546][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.485599][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.485657][ T32] task:kworker/1:8 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.485756][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.485845][ T32] Call trace: [ 1324.485910][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.486002][ T32] r10:82918644 r9:df969d84 r8:00000002 r7:60000013 r6:df969d8c r5:842c5400 [ 1324.486048][ T32] r4:842c5400 [ 1324.486088][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.486187][ T32] r5:842c5400 r4:82918640 [ 1324.486259][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.486348][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.486436][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df969e08 [ 1324.486479][ T32] r4:00000000 [ 1324.486523][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.486615][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.486685][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.486756][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85190000 [ 1324.486795][ T32] r4:00000000 [ 1324.486851][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.486934][ T32] r9:83018205 r8:842c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1324.486986][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.487074][ T32] r5:00001000 r4:dfd31000 [ 1324.487109][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.487175][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.487264][ T32] r5:850af78c r4:850af400 [ 1324.487339][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.487435][ T32] r7:ddde2d40 r6:83018200 r5:850af78c r4:84741d00 [ 1324.487479][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.487576][ T32] r10:61c88647 r9:842c5400 r8:84741d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.487622][ T32] r4:84741d00 [ 1324.487662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.487776][ T32] r10:00000000 r9:84741d00 r8:8027ed34 r7:df9e5e60 r6:830b8480 r5:842c5400 [ 1324.487820][ T32] r4:00000001 [ 1324.487865][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.488019][ T32] Exception stack(0xdf969fb0 to 0xdf969ff8) [ 1324.488095][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.488149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.488207][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.488261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.488299][ T32] r4:84744880 [ 1324.488989][ T32] INFO: task kworker/1:8:3124 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.489048][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.489143][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.489251][ T32] Call trace: [ 1324.489338][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.489448][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.489510][ T32] r4:00000000 [ 1324.489556][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.489632][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.489706][ T32] 9d20: cfd57000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.489772][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.489821][ T32] 9d60: 800f0013 ffffffff [ 1324.490014][ T32] r5:800f0013 r4:80239bd0 [ 1324.521059][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.521220][ T32] r4:82ac11e4 [ 1324.521278][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.521364][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.521409][ T32] r4:e0679dc0 [ 1324.521450][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.521558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.521609][ T32] r4:00000000 [ 1324.521650][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.521744][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.521803][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.521891][ T32] r5:00001000 r4:dfadd000 [ 1324.521933][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.522010][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.522089][ T32] r5:8503d38c r4:8503d000 [ 1324.522132][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.522217][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.522275][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.522375][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.522436][ T32] r4:85066f80 [ 1324.522484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.522584][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.522630][ T32] r4:00000001 [ 1324.522669][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.522738][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.522799][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.522859][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.522934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.523007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.523051][ T32] r4:85086c80 [ 1324.523112][ T32] INFO: task kworker/0:6:3133 blocked for more than 451 seconds. [ 1324.523198][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.523280][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.523332][ T32] task:kworker/0:6 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.523438][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.523560][ T32] Call trace: [ 1324.523651][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.523766][ T32] r10:82918644 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:84288c00 [ 1324.523801][ T32] r4:84288c00 [ 1324.523838][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.523924][ T32] r5:84288c00 r4:82918640 [ 1324.523967][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.524044][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.524130][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 [ 1324.524173][ T32] r4:00000000 [ 1324.524211][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.524288][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.524365][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.524466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a0780 [ 1324.524550][ T32] r4:00000000 [ 1324.524599][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.524700][ T32] r9:83018005 r8:84288c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [ 1324.524745][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.524850][ T32] r5:00001000 r4:eaf9f000 [ 1324.524924][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.525008][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.525085][ T32] r5:8525eb8c r4:8525e800 [ 1324.525124][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.525206][ T32] r7:dddced40 r6:83018000 r5:8525eb8c r4:830b8400 [ 1324.525260][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.525349][ T32] r10:61c88647 r9:84288c00 r8:830b842c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.525408][ T32] r4:830b8400 [ 1324.525471][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.525568][ T32] r10:00000000 r9:830b8400 r8:8027ed34 r7:df9b9e60 r6:84445800 r5:84288c00 [ 1324.525620][ T32] r4:00000001 [ 1324.525661][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.525734][ T32] Exception stack(0xdfa35fb0 to 0xdfa35ff8) [ 1324.525788][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.525846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.525924][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.526011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.526062][ T32] r4:8473ec00 [ 1324.526915][ T32] INFO: task kworker/0:6:3133 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.527002][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.527139][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.527235][ T32] Call trace: [ 1324.527359][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.527545][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.527603][ T32] r4:00000000 [ 1324.527644][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.527742][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.527838][ T32] 9d20: d018b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.527933][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.527985][ T32] 9d60: 800f0013 ffffffff [ 1324.528036][ T32] r5:800f0013 r4:80239bd0 [ 1324.528075][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.528154][ T32] r4:82ac11e4 [ 1324.528195][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.528278][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.528324][ T32] r4:e0679dc0 [ 1324.528366][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.528448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.528517][ T32] r4:00000000 [ 1324.528573][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.528662][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.528715][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.528797][ T32] r5:00001000 r4:dfadd000 [ 1324.528836][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.528909][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.528985][ T32] r5:8503d38c r4:8503d000 [ 1324.529043][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.529186][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.529235][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.529322][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.529366][ T32] r4:85066f80 [ 1324.529424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.529556][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.529605][ T32] r4:00000001 [ 1324.529653][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.529724][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.529778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.529832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.529959][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.553254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.553340][ T32] r4:85086c80 [ 1324.553433][ T32] INFO: task kworker/1:9:3134 blocked for more than 451 seconds. [ 1324.553507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.553554][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.553596][ T32] task:kworker/1:9 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.553730][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.553883][ T32] Call trace: [ 1324.553987][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.554113][ T32] r10:82918644 r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:8428ec00 [ 1324.554167][ T32] r4:8428ec00 [ 1324.554211][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.554293][ T32] r5:8428ec00 r4:82918640 [ 1324.554335][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.554421][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.554535][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 [ 1324.554609][ T32] r4:00000000 [ 1324.554674][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.554764][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.554851][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.554937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85295500 [ 1324.554984][ T32] r4:00000000 [ 1324.555025][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.555118][ T32] r9:83018205 r8:8428ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1324.555197][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.555296][ T32] r5:00001000 r4:e0147000 [ 1324.555340][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.555419][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.555528][ T32] r5:850d178c r4:850d1400 [ 1324.555581][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.555717][ T32] r7:ddde2d40 r6:83018200 r5:850d178c r4:84741d80 [ 1324.555769][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.555867][ T32] r10:61c88647 r9:8428ec00 r8:84741dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.555913][ T32] r4:84741d80 [ 1324.555983][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.556079][ T32] r10:00000000 r9:84741d80 r8:8027ed34 r7:df969e60 r6:845a6b00 r5:8428ec00 [ 1324.556125][ T32] r4:00000001 [ 1324.556175][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.556248][ T32] Exception stack(0xdfa3dfb0 to 0xdfa3dff8) [ 1324.556331][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.556420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.556483][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.556548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.556619][ T32] r4:84744dc0 [ 1324.557457][ T32] INFO: task kworker/1:9:3134 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.557562][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.557737][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.557863][ T32] Call trace: [ 1324.557983][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.558107][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.558160][ T32] r4:00000000 [ 1324.558268][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.558350][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.558426][ T32] 9d20: d03f1000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.558511][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.558614][ T32] 9d60: 800f0013 ffffffff [ 1324.558676][ T32] r5:800f0013 r4:80239bd0 [ 1324.558718][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.558801][ T32] r4:82ac11e4 [ 1324.558879][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.559002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.559084][ T32] r4:e0679dc0 [ 1324.559162][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.559251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.559297][ T32] r4:00000000 [ 1324.559345][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.559439][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.559484][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.559588][ T32] r5:00001000 r4:dfadd000 [ 1324.559644][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.559747][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.559934][ T32] r5:8503d38c r4:8503d000 [ 1324.580692][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.580850][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.580922][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.581021][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.581067][ T32] r4:85066f80 [ 1324.581138][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.581239][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.581310][ T32] r4:00000001 [ 1324.581356][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.581427][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.581489][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.581573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.581631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.581690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.581741][ T32] r4:85086c80 [ 1324.581834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.581950][ T32] INFO: task kworker/1:10:3135 blocked for more than 451 seconds. [ 1324.582021][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.582068][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.582135][ T32] task:kworker/1:10 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.582262][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.582388][ T32] Call trace: [ 1324.582460][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.582559][ T32] r10:82918644 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:8428b000 [ 1324.582603][ T32] r4:8428b000 [ 1324.582643][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.582719][ T32] r5:8428b000 r4:82918640 [ 1324.582759][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.582836][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.582923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 [ 1324.582967][ T32] r4:00000000 [ 1324.583005][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.583074][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.583166][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.583255][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519b940 [ 1324.583301][ T32] r4:00000000 [ 1324.583339][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.583427][ T32] r9:83018205 r8:8428b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1324.583469][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.583566][ T32] r5:00001000 r4:e00d3000 [ 1324.583611][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.583714][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.583820][ T32] r5:8515378c r4:85153400 [ 1324.583868][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.583959][ T32] r7:ddde2d40 r6:83018200 r5:8515378c r4:84741e00 [ 1324.584000][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.584102][ T32] r10:61c88647 r9:8428b000 r8:84741e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.584172][ T32] r4:84741e00 [ 1324.584243][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.584334][ T32] r10:00000000 r9:84741e00 r8:8027ed34 r7:dfa3de60 r6:84741e80 r5:8428b000 [ 1324.584407][ T32] r4:00000001 [ 1324.584481][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.584567][ T32] Exception stack(0xdfa45fb0 to 0xdfa45ff8) [ 1324.584622][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.584678][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.584732][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.584789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.584834][ T32] r4:84744dc0 [ 1324.585700][ T32] INFO: task kworker/1:10:3135 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.585798][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.585972][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.586083][ T32] Call trace: [ 1324.586182][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.586281][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.586361][ T32] r4:00000000 [ 1324.586405][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.586480][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.586571][ T32] 9d20: d0569000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.586635][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.586680][ T32] 9d60: 800f0013 ffffffff [ 1324.586723][ T32] r5:800f0013 r4:80239bd0 [ 1324.586762][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.586841][ T32] r4:82ac11e4 [ 1324.586905][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.587002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.587047][ T32] r4:e0679dc0 [ 1324.587085][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.587164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.587208][ T32] r4:00000000 [ 1324.587248][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.587333][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.587377][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.587457][ T32] r5:00001000 r4:dfadd000 [ 1324.587496][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.587577][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.587722][ T32] r5:8503d38c r4:8503d000 [ 1324.587775][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.587877][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.587921][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.588006][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.588056][ T32] r4:85066f80 [ 1324.588094][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.588179][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.588223][ T32] r4:00000001 [ 1324.588262][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.588329][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.588380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.588455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.588543][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.588650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.588720][ T32] r4:85086c80 [ 1324.588766][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.588815][ T32] INFO: task kworker/1:11:3136 blocked for more than 451 seconds. [ 1324.588871][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.588915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.588958][ T32] task:kworker/1:11 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.589039][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.589116][ T32] Call trace: [ 1324.589180][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.589289][ T32] r10:82918644 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:84525400 [ 1324.589362][ T32] r4:84525400 [ 1324.589416][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.589528][ T32] r5:84525400 r4:82918640 [ 1324.589570][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.589648][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.589753][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 [ 1324.589817][ T32] r4:00000000 [ 1324.589861][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.620548][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.620757][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.620852][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aad80 [ 1324.620911][ T32] r4:00000000 [ 1324.620954][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.621045][ T32] r9:83018205 r8:84525400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1324.621088][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.621216][ T32] r5:00001000 r4:e07e9000 [ 1324.621270][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.621350][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.621468][ T32] r5:8524ef8c r4:8524ec00 [ 1324.621523][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.621617][ T32] r7:ddde2d40 r6:83018200 r5:8524ef8c r4:84741f00 [ 1324.621661][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.621752][ T32] r10:61c88647 r9:84525400 r8:84741f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.621796][ T32] r4:84741f00 [ 1324.621849][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.621944][ T32] r10:00000000 r9:84741f00 r8:8027ed34 r7:dfa3de60 r6:84741f80 r5:84525400 [ 1324.622013][ T32] r4:00000001 [ 1324.622067][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.622147][ T32] Exception stack(0xdf9edfb0 to 0xdf9edff8) [ 1324.622212][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.622273][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.622325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.622382][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.622425][ T32] r4:84744dc0 [ 1324.623278][ T32] INFO: task kworker/1:11:3136 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.623350][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.623518][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.623635][ T32] Call trace: [ 1324.623774][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.623878][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.623961][ T32] r4:00000000 [ 1324.624021][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.624103][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.624181][ T32] 9d20: d0a36000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.624240][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.624312][ T32] 9d60: 800f0013 ffffffff [ 1324.624392][ T32] r5:800f0013 r4:80239bd0 [ 1324.624462][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.624565][ T32] r4:82ac11e4 [ 1324.624642][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.624738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.624794][ T32] r4:e0679dc0 [ 1324.624828][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.624910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.624955][ T32] r4:00000000 [ 1324.624996][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.625084][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.625131][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.625214][ T32] r5:00001000 r4:dfadd000 [ 1324.625253][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.625337][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.625418][ T32] r5:8503d38c r4:8503d000 [ 1324.625471][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.625578][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.625630][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.625746][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.625806][ T32] r4:85066f80 [ 1324.625864][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.625967][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.626033][ T32] r4:00000001 [ 1324.626079][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.626152][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.626206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.626277][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.626336][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.626393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.626438][ T32] r4:85086c80 [ 1324.626482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.626545][ T32] INFO: task kworker/1:12:3137 blocked for more than 451 seconds. [ 1324.626611][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.626679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.626728][ T32] task:kworker/1:12 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.626831][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.626936][ T32] Call trace: [ 1324.627006][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.627093][ T32] r10:82918644 r9:df9f9d84 r8:00000002 r7:60000013 r6:df9f9d8c r5:84522400 [ 1324.627153][ T32] r4:84522400 [ 1324.627209][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.627298][ T32] r5:84522400 r4:82918640 [ 1324.627338][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.627417][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.627509][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 [ 1324.627574][ T32] r4:00000000 [ 1324.627628][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.627744][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.627845][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.627954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d1440 [ 1324.628061][ T32] r4:00000000 [ 1324.628107][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.628192][ T32] r9:83018205 r8:84522400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1324.628234][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.628334][ T32] r5:00001000 r4:eaccd000 [ 1324.628392][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.628475][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.628585][ T32] r5:8525c78c r4:8525c400 [ 1324.628630][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.628731][ T32] r7:ddde2d40 r6:83018200 r5:8525c78c r4:84741980 [ 1324.628784][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.628881][ T32] r10:61c88647 r9:84522400 r8:847419ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.628930][ T32] r4:84741980 [ 1324.628980][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.629097][ T32] r10:00000000 r9:84741980 r8:8027ed34 r7:df9ede60 r6:84741900 r5:84522400 [ 1324.629152][ T32] r4:00000001 [ 1324.629189][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.629253][ T32] Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) [ 1324.629307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.629362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.629456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.629534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.629603][ T32] r4:84744dc0 [ 1324.658496][ T32] INFO: task kworker/1:12:3137 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.658658][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.658810][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.658967][ T32] Call trace: [ 1324.659075][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.659195][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.659257][ T32] r4:00000000 [ 1324.659327][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.659420][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.659483][ T32] 9d20: d0d1b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.659560][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.659609][ T32] 9d60: 800f0013 ffffffff [ 1324.659656][ T32] r5:800f0013 r4:80239bd0 [ 1324.659719][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.659837][ T32] r4:82ac11e4 [ 1324.664631][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.664800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.664854][ T32] r4:e0679dc0 [ 1324.664899][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.664987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.665054][ T32] r4:00000000 [ 1324.665124][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.665233][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.665292][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.665399][ T32] r5:00001000 r4:dfadd000 [ 1324.665449][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.665542][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.665630][ T32] r5:8503d38c r4:8503d000 [ 1324.665700][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.665814][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.665862][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.665957][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.666044][ T32] r4:85066f80 [ 1324.666095][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.666185][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.666259][ T32] r4:00000001 [ 1324.666315][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.666391][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.666451][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.666560][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.666626][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.666684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.666730][ T32] r4:85086c80 [ 1324.666780][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.666857][ T32] INFO: task kworker/1:13:3138 blocked for more than 451 seconds. [ 1324.666926][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.666976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.667020][ T32] task:kworker/1:13 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.667118][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.667250][ T32] Call trace: [ 1324.667325][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.667421][ T32] r10:82918644 r9:dfa4dd84 r8:00000002 r7:60000013 r6:dfa4dd8c r5:84523000 [ 1324.667464][ T32] r4:84523000 [ 1324.667509][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.667588][ T32] r5:84523000 r4:82918640 [ 1324.667626][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.667726][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.667817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 [ 1324.667871][ T32] r4:00000000 [ 1324.667912][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.668008][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.668079][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.668168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6ffc0 [ 1324.668220][ T32] r4:00000000 [ 1324.668261][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.668351][ T32] r9:83018205 r8:84523000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1324.668409][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.668512][ T32] r5:00001000 r4:eb90d000 [ 1324.668579][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.668694][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.668786][ T32] r5:858fdf8c r4:858fdc00 [ 1324.668827][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.668913][ T32] r7:ddde2d40 r6:83018200 r5:858fdf8c r4:84741880 [ 1324.668974][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.669070][ T32] r10:61c88647 r9:84523000 r8:847418ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.669113][ T32] r4:84741880 [ 1324.669148][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.669236][ T32] r10:00000000 r9:84741880 r8:8027ed34 r7:df9f9e60 r6:84741800 r5:84523000 [ 1324.669315][ T32] r4:00000001 [ 1324.669369][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.669467][ T32] Exception stack(0xdfa4dfb0 to 0xdfa4dff8) [ 1324.669529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.669587][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.669641][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.669698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.669763][ T32] r4:84744dc0 [ 1324.688216][ T32] INFO: task kworker/1:13:3138 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.688358][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.688498][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.688650][ T32] Call trace: [ 1324.688750][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.688870][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.688917][ T32] r4:00000000 [ 1324.688958][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.689032][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.689093][ T32] 9d20: d0f32000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.689148][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.689213][ T32] 9d60: 800f0013 ffffffff [ 1324.689265][ T32] r5:800f0013 r4:80239bd0 [ 1324.689306][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.689389][ T32] r4:82ac11e4 [ 1324.689427][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.689542][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.689590][ T32] r4:e0679dc0 [ 1324.689630][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.689710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.689757][ T32] r4:00000000 [ 1324.689800][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.689953][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.694420][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.694570][ T32] r5:00001000 r4:dfadd000 [ 1324.694618][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.694732][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.694830][ T32] r5:8503d38c r4:8503d000 [ 1324.694892][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.695016][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.695069][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.695165][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.695240][ T32] r4:85066f80 [ 1324.695314][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.695415][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.695463][ T32] r4:00000001 [ 1324.695514][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.695607][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.695729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.695799][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.695855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.695941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.696002][ T32] r4:85086c80 [ 1324.696075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.696138][ T32] INFO: task kworker/1:14:3140 blocked for more than 451 seconds. [ 1324.696205][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.696256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.696302][ T32] task:kworker/1:14 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.696401][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.696490][ T32] Call trace: [ 1324.696564][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.696657][ T32] r10:82918644 r9:dfa55d84 r8:00000002 r7:60000013 r6:dfa55d8c r5:84291800 [ 1324.696702][ T32] r4:84291800 [ 1324.696745][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.696831][ T32] r5:84291800 r4:82918640 [ 1324.696876][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.696956][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.697043][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 [ 1324.697114][ T32] r4:00000000 [ 1324.697163][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.697243][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.697322][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.697407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6fc00 [ 1324.697455][ T32] r4:00000000 [ 1324.697495][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.697592][ T32] r9:83018205 r8:84291800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1324.697637][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.697742][ T32] r5:00001000 r4:eb29d000 [ 1324.697791][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.697879][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.697965][ T32] r5:858fd38c r4:858fd000 [ 1324.698011][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.698128][ T32] r7:ddde2d40 r6:83018200 r5:858fd38c r4:84741780 [ 1324.698178][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.698269][ T32] r10:61c88647 r9:84291800 r8:847417ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1324.698318][ T32] r4:84741780 [ 1324.698361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.698495][ T32] r10:00000000 r9:84741780 r8:8027ed34 r7:dfa4de60 r6:84741700 r5:84291800 [ 1324.698558][ T32] r4:00000001 [ 1324.698612][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.698712][ T32] Exception stack(0xdfa55fb0 to 0xdfa55ff8) [ 1324.698777][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.698848][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.698905][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.698966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.699029][ T32] r4:846c87c0 [ 1324.716400][ T32] INFO: task kworker/1:14:3140 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.716484][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.716607][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.716687][ T32] Call trace: [ 1324.716746][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.716805][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.716828][ T32] r4:00000000 [ 1324.716848][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.716886][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.716916][ T32] 9d20: d133c000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.716944][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.716977][ T32] 9d60: 800f0013 ffffffff [ 1324.717003][ T32] r5:800f0013 r4:80239bd0 [ 1324.717022][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.717085][ T32] r4:82ac11e4 [ 1324.717110][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.717155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.717177][ T32] r4:e0679dc0 [ 1324.717217][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.717283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.717308][ T32] r4:00000000 [ 1324.717348][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.717398][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.717420][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.717462][ T32] r5:00001000 r4:dfadd000 [ 1324.717496][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.717564][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.717609][ T32] r5:8503d38c r4:8503d000 [ 1324.717649][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.717698][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.717740][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.717788][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.717809][ T32] r4:85066f80 [ 1324.717872][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.717921][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.717964][ T32] r4:00000001 [ 1324.718009][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.718068][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.718117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.718149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.718175][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.718202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.718222][ T32] r4:85086c80 [ 1324.718263][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.718294][ T32] INFO: task kworker/0:7:3142 blocked for more than 451 seconds. [ 1324.718337][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.718373][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.718396][ T32] task:kworker/0:7 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.718486][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.718536][ T32] Call trace: [ 1324.718587][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.718654][ T32] r10:82918644 r9:dfa2dd84 r8:00000002 r7:60000013 r6:dfa2dd8c r5:8428bc00 [ 1324.718679][ T32] r4:8428bc00 [ 1324.718698][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.718796][ T32] r5:8428bc00 r4:82918640 [ 1324.718818][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.718879][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.718926][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 [ 1324.718947][ T32] r4:00000000 [ 1324.718965][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.719021][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.719079][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.719123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6edc0 [ 1324.719145][ T32] r4:00000000 [ 1324.719184][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.719252][ T32] r9:83018005 r8:8428bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1324.719276][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.719337][ T32] r5:00001000 r4:dfaad000 [ 1324.719360][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.719400][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.719462][ T32] r5:849b4f8c r4:849b4c00 [ 1324.719484][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.719533][ T32] r7:dddced40 r6:83018000 r5:849b4f8c r4:845a6b80 [ 1324.719552][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.719596][ T32] r10:61c88647 r9:8428bc00 r8:845a6bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.719617][ T32] r4:845a6b80 [ 1324.719635][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.719749][ T32] r10:00000000 r9:845a6b80 r8:8027ed34 r7:df9b9e60 r6:845a6d80 r5:8428bc00 [ 1324.719777][ T32] r4:00000001 [ 1324.719827][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.719865][ T32] Exception stack(0xdfa2dfb0 to 0xdfa2dff8) [ 1324.719981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.730570][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.730655][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.730713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.730761][ T32] r4:8473e7c0 [ 1324.731238][ T32] INFO: task kworker/0:7:3142 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.731299][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.731415][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.731528][ T32] Call trace: [ 1324.731586][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.731722][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.731799][ T32] r4:00000000 [ 1324.731833][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.731875][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.731915][ T32] 9d20: d15a0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.731946][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.731969][ T32] 9d60: 800f0013 ffffffff [ 1324.732011][ T32] r5:800f0013 r4:80239bd0 [ 1324.732035][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.732077][ T32] r4:82ac11e4 [ 1324.732096][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.732145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.732192][ T32] r4:e0679dc0 [ 1324.732214][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.732257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.732279][ T32] r4:00000000 [ 1324.732318][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.732401][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.732426][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.732467][ T32] r5:00001000 r4:dfadd000 [ 1324.732485][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.732550][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.732614][ T32] r5:8503d38c r4:8503d000 [ 1324.732638][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.732722][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.732745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.732790][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.732811][ T32] r4:85066f80 [ 1324.732851][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.732898][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.732950][ T32] r4:00000001 [ 1324.732972][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.733027][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.733056][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.733084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.733110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.733137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.733157][ T32] r4:85086c80 [ 1324.733200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.733230][ T32] INFO: task kworker/0:8:3144 blocked for more than 451 seconds. [ 1324.733295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.733343][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.733366][ T32] task:kworker/0:8 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.733428][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.733474][ T32] Call trace: [ 1324.733534][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.733601][ T32] r10:82918644 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:84289800 [ 1324.733626][ T32] r4:84289800 [ 1324.733666][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.733709][ T32] r5:84289800 r4:82918640 [ 1324.733727][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.733789][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.733836][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 [ 1324.733878][ T32] r4:00000000 [ 1324.733923][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.733984][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.734022][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.734063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b934c0 [ 1324.734108][ T32] r4:00000000 [ 1324.734130][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.734196][ T32] r9:83018005 r8:84289800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1324.734220][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.734261][ T32] r5:00001000 r4:ea971000 [ 1324.734301][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.734363][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.734407][ T32] r5:85462f8c r4:85462c00 [ 1324.734426][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.734469][ T32] r7:dddced40 r6:83018000 r5:85462f8c r4:846bbe80 [ 1324.734488][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.734542][ T32] r10:61c88647 r9:84289800 r8:846bbeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.734564][ T32] r4:846bbe80 [ 1324.734583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.734648][ T32] r10:00000000 r9:846bbe80 r8:8027ed34 r7:dfa2de60 r6:846bb680 r5:84289800 [ 1324.734672][ T32] r4:00000001 [ 1324.734690][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.734724][ T32] Exception stack(0xdfa5dfb0 to 0xdfa5dff8) [ 1324.734758][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.734788][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.734834][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.734864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.734905][ T32] r4:8473e9c0 [ 1324.735236][ T32] INFO: task kworker/0:8:3144 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.735267][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.735321][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.735388][ T32] Call trace: [ 1324.735422][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.735469][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.735525][ T32] r4:00000000 [ 1324.735570][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.735631][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.735748][ T32] 9d20: d15a0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.735815][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.735841][ T32] 9d60: 800f0013 ffffffff [ 1324.735865][ T32] r5:800f0013 r4:80239bd0 [ 1324.735895][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.735938][ T32] r4:82ac11e4 [ 1324.735957][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.735997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.736018][ T32] r4:e0679dc0 [ 1324.736057][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.736102][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.736124][ T32] r4:00000000 [ 1324.736143][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.736187][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.736207][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.736249][ T32] r5:00001000 r4:dfadd000 [ 1324.736289][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.736352][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.736423][ T32] r5:8503d38c r4:8503d000 [ 1324.736467][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.736520][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.736541][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.736594][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.736618][ T32] r4:85066f80 [ 1324.736637][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.736682][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.736726][ T32] r4:00000001 [ 1324.736750][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.736785][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.736810][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.736852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.736913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.736943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.736986][ T32] r4:85086c80 [ 1324.737007][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.737031][ T32] INFO: task kworker/0:9:3146 blocked for more than 451 seconds. [ 1324.737080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.737106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.737129][ T32] task:kworker/0:9 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.737172][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.737212][ T32] Call trace: [ 1324.737267][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.737310][ T32] r10:82918644 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:8428e000 [ 1324.737332][ T32] r4:8428e000 [ 1324.737359][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.737400][ T32] r5:8428e000 r4:82918640 [ 1324.737419][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.737466][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.737518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 [ 1324.737561][ T32] r4:00000000 [ 1324.737585][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.737623][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.737678][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.737722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8d100 [ 1324.737753][ T32] r4:00000000 [ 1324.737783][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.737853][ T32] r9:83018005 r8:8428e000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1324.737876][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.737916][ T32] r5:00001000 r4:dfa49000 [ 1324.737944][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.738007][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.738053][ T32] r5:853d8b8c r4:853d8800 [ 1324.738074][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.738137][ T32] r7:dddced40 r6:83018000 r5:853d8b8c r4:84733000 [ 1324.738183][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.738230][ T32] r10:61c88647 r9:8428e000 r8:8473302c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.738253][ T32] r4:84733000 [ 1324.738292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.738337][ T32] r10:00000000 r9:84733000 r8:8027ed34 r7:dfa2de60 r6:84733080 r5:8428e000 [ 1324.738359][ T32] r4:00000001 [ 1324.738399][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.738437][ T32] Exception stack(0xdfa69fb0 to 0xdfa69ff8) [ 1324.738484][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.738520][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.738566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.738594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.738636][ T32] r4:844c4280 [ 1324.738969][ T32] INFO: task kworker/0:9:3146 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.738999][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.739076][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.739124][ T32] Call trace: [ 1324.739154][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.739200][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.739244][ T32] r4:00000000 [ 1324.739287][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.739328][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.739357][ T32] 9d20: d15a0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.739385][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.739407][ T32] 9d60: 800f0013 ffffffff [ 1324.739449][ T32] r5:800f0013 r4:80239bd0 [ 1324.739491][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.739539][ T32] r4:82ac11e4 [ 1324.739558][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.739609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.739654][ T32] r4:e0679dc0 [ 1324.739698][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.739743][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.739764][ T32] r4:00000000 [ 1324.739795][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.739951][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.763333][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.763436][ T32] r5:00001000 r4:dfadd000 [ 1324.763482][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.763535][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.763633][ T32] r5:8503d38c r4:8503d000 [ 1324.763657][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.763723][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.763744][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.763789][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.763878][ T32] r4:85066f80 [ 1324.763902][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.763970][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.764024][ T32] r4:00000001 [ 1324.764088][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.764171][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.764223][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.764254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.764322][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.764376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.764410][ T32] r4:85086c80 [ 1324.764435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.764466][ T32] INFO: task kworker/0:10:3148 blocked for more than 451 seconds. [ 1324.764509][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.764536][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.764559][ T32] task:kworker/0:10 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.764667][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.764714][ T32] Call trace: [ 1324.764759][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.764817][ T32] r10:82918644 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:8428d400 [ 1324.764863][ T32] r4:8428d400 [ 1324.764928][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.764972][ T32] r5:8428d400 r4:82918640 [ 1324.765078][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.765127][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.765181][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 [ 1324.765211][ T32] r4:00000000 [ 1324.765230][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.765289][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.765355][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.765399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85592340 [ 1324.765421][ T32] r4:00000000 [ 1324.765470][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.765555][ T32] r9:83018005 r8:8428d400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1324.765603][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.765700][ T32] r5:00001000 r4:eb695000 [ 1324.765725][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.765767][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.765834][ T32] r5:849b5f8c r4:849b5c00 [ 1324.765856][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.765900][ T32] r7:dddced40 r6:83018000 r5:849b5f8c r4:84733100 [ 1324.765919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.765962][ T32] r10:61c88647 r9:8428d400 r8:8473312c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.765983][ T32] r4:84733100 [ 1324.766087][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.766135][ T32] r10:00000000 r9:84733100 r8:8027ed34 r7:dfa69e60 r6:84733180 r5:8428d400 [ 1324.766178][ T32] r4:00000001 [ 1324.766200][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.766235][ T32] Exception stack(0xdfa71fb0 to 0xdfa71ff8) [ 1324.766270][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.766301][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.766326][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.766397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.766443][ T32] r4:844c4200 [ 1324.766941][ T32] INFO: task kworker/0:10:3148 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.766975][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.767082][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.767130][ T32] Call trace: [ 1324.767201][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.767275][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.767323][ T32] r4:00000000 [ 1324.767344][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.767382][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.767421][ T32] 9d20: d1973000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.767453][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.767484][ T32] 9d60: 800f0013 ffffffff [ 1324.767524][ T32] r5:800f0013 r4:80239bd0 [ 1324.767568][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.767634][ T32] r4:82ac11e4 [ 1324.767684][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.767799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.767823][ T32] r4:e0679dc0 [ 1324.767842][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.767901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.767957][ T32] r4:00000000 [ 1324.767979][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.768030][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.768051][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.768091][ T32] r5:00001000 r4:dfadd000 [ 1324.768110][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.768148][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.768188][ T32] r5:8503d38c r4:8503d000 [ 1324.768206][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.768251][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.768271][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.768314][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.768357][ T32] r4:85066f80 [ 1324.768379][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.768423][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.768465][ T32] r4:00000001 [ 1324.768514][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.768552][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.768588][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.768642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.768671][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.768720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.768744][ T32] r4:85086c80 [ 1324.768763][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.768788][ T32] INFO: task kworker/0:11:3149 blocked for more than 451 seconds. [ 1324.768817][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.768840][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.768860][ T32] task:kworker/0:11 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.768901][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.768974][ T32] Call trace: [ 1324.769018][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.769066][ T32] r10:82918644 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:8428c800 [ 1324.769098][ T32] r4:8428c800 [ 1324.769119][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.769158][ T32] r5:8428c800 r4:82918640 [ 1324.769177][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.769215][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.769263][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 [ 1324.769284][ T32] r4:00000000 [ 1324.769302][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.769349][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.769414][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.769490][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ae80 [ 1324.769517][ T32] r4:00000000 [ 1324.769535][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.769620][ T32] r9:83018005 r8:8428c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1324.769645][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.769707][ T32] r5:00001000 r4:ead0d000 [ 1324.769751][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.769801][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.769844][ T32] r5:8550e38c r4:8550e000 [ 1324.769863][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.790414][ T32] r7:dddced40 r6:83018000 r5:8550e38c r4:84733200 [ 1324.790455][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.790556][ T32] r10:61c88647 r9:8428c800 r8:8473322c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.790590][ T32] r4:84733200 [ 1324.790610][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.790678][ T32] r10:00000000 r9:84733200 r8:8027ed34 r7:dfa71e60 r6:84733280 r5:8428c800 [ 1324.790707][ T32] r4:00000001 [ 1324.790726][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.790762][ T32] Exception stack(0xdfa7dfb0 to 0xdfa7dff8) [ 1324.790814][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.790845][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.790870][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.790898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.790929][ T32] r4:844c4200 [ 1324.791432][ T32] INFO: task kworker/0:11:3149 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.791469][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.791607][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.791698][ T32] Call trace: [ 1324.791786][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.791879][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.791926][ T32] r4:00000000 [ 1324.791966][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.792072][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.792105][ T32] 9d20: d1dcc000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.792134][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.792178][ T32] 9d60: 800f0013 ffffffff [ 1324.792204][ T32] r5:800f0013 r4:80239bd0 [ 1324.792267][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.792313][ T32] r4:82ac11e4 [ 1324.792333][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.792373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.792393][ T32] r4:e0679dc0 [ 1324.792433][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.792477][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.792499][ T32] r4:00000000 [ 1324.792524][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.792569][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.792590][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.792653][ T32] r5:00001000 r4:dfadd000 [ 1324.792676][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.792715][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.792776][ T32] r5:8503d38c r4:8503d000 [ 1324.792798][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.792844][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.792884][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.792975][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.793000][ T32] r4:85066f80 [ 1324.793019][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.793084][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.793112][ T32] r4:00000001 [ 1324.793132][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.793166][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.793236][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.793267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.793293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.793333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.793377][ T32] r4:85086c80 [ 1324.793412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.793475][ T32] INFO: task kworker/0:12:3152 blocked for more than 451 seconds. [ 1324.793540][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.793568][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.793610][ T32] task:kworker/0:12 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.793680][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.793764][ T32] Call trace: [ 1324.793798][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.793843][ T32] r10:82918644 r9:dfa95d84 r8:00000002 r7:60000113 r6:dfa95d8c r5:8325a400 [ 1324.793886][ T32] r4:8325a400 [ 1324.793908][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.793947][ T32] r5:8325a400 r4:82918640 [ 1324.793966][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.794003][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.794046][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 [ 1324.794066][ T32] r4:00000000 [ 1324.794106][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.794146][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.794180][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.794242][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dd040 [ 1324.794266][ T32] r4:00000000 [ 1324.794284][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.794348][ T32] r9:83018005 r8:8325a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1324.794372][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.794435][ T32] r5:00001000 r4:eb1bb000 [ 1324.794519][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.794583][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.794648][ T32] r5:853db38c r4:853db000 [ 1324.794670][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.794712][ T32] r7:dddced40 r6:83018000 r5:853db38c r4:84733300 [ 1324.794732][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.794774][ T32] r10:61c88647 r9:8325a400 r8:8473332c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.794795][ T32] r4:84733300 [ 1324.794834][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.794900][ T32] r10:00000000 r9:84733300 r8:8027ed34 r7:dfa71e60 r6:84741680 r5:8325a400 [ 1324.794925][ T32] r4:00000001 [ 1324.794943][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.795022][ T32] Exception stack(0xdfa95fb0 to 0xdfa95ff8) [ 1324.795051][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.795091][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.795119][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.795167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.795213][ T32] r4:844c4540 [ 1324.795554][ T32] INFO: task kworker/0:12:3152 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.795641][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.795775][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.795839][ T32] Call trace: [ 1324.795869][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.795916][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.795960][ T32] r4:00000000 [ 1324.796025][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.796088][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.796124][ T32] 9d20: d1dcc000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.796153][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.796175][ T32] 9d60: 800f0013 ffffffff [ 1324.796196][ T32] r5:800f0013 r4:80239bd0 [ 1324.796215][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.796253][ T32] r4:82ac11e4 [ 1324.796293][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.796337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.796382][ T32] r4:e0679dc0 [ 1324.796424][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.796485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.796514][ T32] r4:00000000 [ 1324.796534][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.796578][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.796619][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.796685][ T32] r5:00001000 r4:dfadd000 [ 1324.796749][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.796898][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.796943][ T32] r5:8503d38c r4:8503d000 [ 1324.796978][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.797025][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.797066][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.797113][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.797175][ T32] r4:85066f80 [ 1324.797196][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.797241][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.797285][ T32] r4:00000001 [ 1324.797307][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.797362][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.797400][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.797430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.797456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.797485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.797532][ T32] r4:85086c80 [ 1324.797554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.797579][ T32] INFO: task kworker/0:13:3154 blocked for more than 451 seconds. [ 1324.797627][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.797653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.797716][ T32] task:kworker/0:13 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.797786][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.797847][ T32] Call trace: [ 1324.797881][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.797967][ T32] r10:82918644 r9:dfa9dd84 r8:00000002 r7:60000113 r6:dfa9dd8c r5:84292400 [ 1324.798018][ T32] r4:84292400 [ 1324.798040][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.798079][ T32] r5:84292400 r4:82918640 [ 1324.798098][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.798180][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.798234][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 [ 1324.798277][ T32] r4:00000000 [ 1324.798298][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.798334][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.798369][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.798428][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528a4c0 [ 1324.798452][ T32] r4:00000000 [ 1324.798472][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.798583][ T32] r9:83018005 r8:84292400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1324.798652][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.798706][ T32] r5:00001000 r4:eab2d000 [ 1324.798745][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.798786][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.798825][ T32] r5:849b678c r4:849b6400 [ 1324.798866][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.798942][ T32] r7:dddced40 r6:83018000 r5:849b678c r4:84733380 [ 1324.798965][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.799030][ T32] r10:61c88647 r9:84292400 r8:847333ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.799076][ T32] r4:84733380 [ 1324.799097][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.799139][ T32] r10:00000000 r9:84733380 r8:8027ed34 r7:dfa71e60 r6:84741600 r5:84292400 [ 1324.799176][ T32] r4:00000001 [ 1324.799217][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.799275][ T32] Exception stack(0xdfa9dfb0 to 0xdfa9dff8) [ 1324.799303][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.799329][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.799354][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.799381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.799401][ T32] r4:844c46c0 [ 1324.799748][ T32] INFO: task kworker/0:13:3154 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.799781][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.799923][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.826825][ T32] Call trace: [ 1324.826898][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.826974][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.826999][ T32] r4:00000000 [ 1324.827019][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.827060][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.827118][ T32] 9d20: d2386000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.827150][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.827193][ T32] 9d60: 800f0013 ffffffff [ 1324.827219][ T32] r5:800f0013 r4:80239bd0 [ 1324.827239][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.827304][ T32] r4:82ac11e4 [ 1324.827327][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.827393][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.827438][ T32] r4:e0679dc0 [ 1324.827480][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.827554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.827578][ T32] r4:00000000 [ 1324.827597][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.827644][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.827684][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.827735][ T32] r5:00001000 r4:dfadd000 [ 1324.827755][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.827792][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.827832][ T32] r5:8503d38c r4:8503d000 [ 1324.827851][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.827896][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.827925][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.827974][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.827994][ T32] r4:85066f80 [ 1324.828028][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.828076][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.828097][ T32] r4:00000001 [ 1324.828116][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.828150][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.828175][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.828202][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.828253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.828293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.828339][ T32] r4:85086c80 [ 1324.828365][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.828396][ T32] INFO: task kworker/0:14:3156 blocked for more than 451 seconds. [ 1324.828429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.828452][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.828474][ T32] task:kworker/0:14 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.828563][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.828635][ T32] Call trace: [ 1324.828666][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.828711][ T32] r10:82918644 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:83c6d400 [ 1324.828757][ T32] r4:83c6d400 [ 1324.828780][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.828819][ T32] r5:83c6d400 r4:82918640 [ 1324.828838][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.828875][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.828919][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 [ 1324.828939][ T32] r4:00000000 [ 1324.828969][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.829009][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.829067][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.829121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b24c0 [ 1324.829145][ T32] r4:00000000 [ 1324.829186][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.829232][ T32] r9:83018005 r8:83c6d400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1324.829339][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.829383][ T32] r5:00001000 r4:ebab7000 [ 1324.829402][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.829461][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.829516][ T32] r5:857f038c r4:857f0000 [ 1324.829548][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.829595][ T32] r7:dddced40 r6:83018000 r5:857f038c r4:84733400 [ 1324.829614][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.829657][ T32] r10:61c88647 r9:83c6d400 r8:8473342c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.829686][ T32] r4:84733400 [ 1324.829707][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.829752][ T32] r10:00000000 r9:84733400 r8:8027ed34 r7:dfa9de60 r6:84741480 r5:83c6d400 [ 1324.829817][ T32] r4:00000001 [ 1324.842669][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.842778][ T32] Exception stack(0xdfab1fb0 to 0xdfab1ff8) [ 1324.842844][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.842877][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.842903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.842933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.842989][ T32] r4:844c4880 [ 1324.843469][ T32] INFO: task kworker/0:14:3156 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.843518][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.843622][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.843704][ T32] Call trace: [ 1324.843751][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.843803][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.843825][ T32] r4:00000000 [ 1324.843844][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.843881][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.843926][ T32] 9d20: d2882000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.843957][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.844004][ T32] 9d60: 800f0013 ffffffff [ 1324.844029][ T32] r5:800f0013 r4:80239bd0 [ 1324.844070][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.844115][ T32] r4:82ac11e4 [ 1324.844134][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.844185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.844209][ T32] r4:e0679dc0 [ 1324.844249][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.844294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.844316][ T32] r4:00000000 [ 1324.844334][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.844379][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.844400][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.844440][ T32] r5:00001000 r4:dfadd000 [ 1324.844458][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.844496][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.844556][ T32] r5:8503d38c r4:8503d000 [ 1324.844579][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.844658][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.844682][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.844758][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.844782][ T32] r4:85066f80 [ 1324.844812][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.844887][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.844938][ T32] r4:00000001 [ 1324.844981][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.845053][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.845119][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.845174][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.845250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.845315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.845364][ T32] r4:85086c80 [ 1324.845392][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.845419][ T32] INFO: task kworker/0:15:3157 blocked for more than 451 seconds. [ 1324.845477][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.845531][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.845555][ T32] task:kworker/0:15 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.845613][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.845655][ T32] Call trace: [ 1324.845706][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.845754][ T32] r10:82918644 r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:83c6ec00 [ 1324.845792][ T32] r4:83c6ec00 [ 1324.845828][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.845891][ T32] r5:83c6ec00 r4:82918640 [ 1324.845914][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.845952][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.845995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 [ 1324.846015][ T32] r4:00000000 [ 1324.846079][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.846127][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.846185][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.846228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527e240 [ 1324.846259][ T32] r4:00000000 [ 1324.846279][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.846322][ T32] r9:83018005 r8:83c6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1324.846343][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.846383][ T32] r5:00001000 r4:e0711000 [ 1324.846401][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.846437][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.846535][ T32] r5:8564ef8c r4:8564ec00 [ 1324.846558][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.846601][ T32] r7:dddced40 r6:83018000 r5:8564ef8c r4:84733480 [ 1324.846643][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.846690][ T32] r10:61c88647 r9:83c6ec00 r8:847334ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.846711][ T32] r4:84733480 [ 1324.846729][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.846771][ T32] r10:00000000 r9:84733480 r8:8027ed34 r7:dfab1e60 r6:84741580 r5:83c6ec00 [ 1324.846793][ T32] r4:00000001 [ 1324.846811][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.846865][ T32] Exception stack(0xdfab5fb0 to 0xdfab5ff8) [ 1324.846893][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.846922][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.846947][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.846973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.846993][ T32] r4:844c4880 [ 1324.847343][ T32] INFO: task kworker/0:15:3157 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.847375][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.847475][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.847537][ T32] Call trace: [ 1324.847650][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.847751][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.847784][ T32] r4:00000000 [ 1324.847825][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.847929][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.848007][ T32] 9d20: d2882000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.848038][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.848061][ T32] 9d60: 800f0013 ffffffff [ 1324.848208][ T32] r5:800f0013 r4:80239bd0 [ 1324.848231][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.848329][ T32] r4:82ac11e4 [ 1324.848352][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.848415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.848439][ T32] r4:e0679dc0 [ 1324.848457][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.848497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.848524][ T32] r4:00000000 [ 1324.848543][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.848587][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.848607][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.848646][ T32] r5:00001000 r4:dfadd000 [ 1324.848664][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.848701][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.848742][ T32] r5:8503d38c r4:8503d000 [ 1324.848782][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.848830][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.848849][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.848893][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.848940][ T32] r4:85066f80 [ 1324.848983][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.849041][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.849088][ T32] r4:00000001 [ 1324.849110][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.849144][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.849169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.849197][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.849222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.849248][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.849291][ T32] r4:85086c80 [ 1324.849312][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.849337][ T32] INFO: task kworker/0:16:3159 blocked for more than 451 seconds. [ 1324.849364][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.849387][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.849407][ T32] task:kworker/0:16 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.849519][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.849584][ T32] Call trace: [ 1324.849619][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.849663][ T32] r10:82918644 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:83c69800 [ 1324.849684][ T32] r4:83c69800 [ 1324.849702][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.849756][ T32] r5:83c69800 r4:82918640 [ 1324.849777][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.849869][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.870582][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 [ 1324.870621][ T32] r4:00000000 [ 1324.870643][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.870702][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.870742][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.870786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3040 [ 1324.870808][ T32] r4:00000000 [ 1324.870827][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.870874][ T32] r9:83018005 r8:83c69800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1324.870895][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.870963][ T32] r5:00001000 r4:eba89000 [ 1324.870987][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.871026][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.871067][ T32] r5:849b6b8c r4:849b6800 [ 1324.871086][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.871133][ T32] r7:dddced40 r6:83018000 r5:849b6b8c r4:84733500 [ 1324.871153][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.871197][ T32] r10:61c88647 r9:83c69800 r8:8473352c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.871217][ T32] r4:84733500 [ 1324.871309][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.871357][ T32] r10:00000000 r9:84733500 r8:8027ed34 r7:dfab1e60 r6:84741500 r5:83c69800 [ 1324.871398][ T32] r4:00000001 [ 1324.871421][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.871456][ T32] Exception stack(0xdfabdfb0 to 0xdfabdff8) [ 1324.871485][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1324.871518][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.871544][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.871571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.871592][ T32] r4:844c4a00 [ 1324.872082][ T32] INFO: task kworker/0:16:3159 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.872118][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.872247][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.872426][ T32] Call trace: [ 1324.872512][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.872613][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.872658][ T32] r4:00000000 [ 1324.872681][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.872722][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.872762][ T32] 9d20: d2bdd000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.872793][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.872840][ T32] 9d60: 800f0013 ffffffff [ 1324.872866][ T32] r5:800f0013 r4:80239bd0 [ 1324.872906][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.872952][ T32] r4:82ac11e4 [ 1324.872972][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.873013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.873162][ T32] r4:e0679dc0 [ 1324.873214][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.873258][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.873385][ T32] r4:00000000 [ 1324.873407][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.873452][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.873473][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.873542][ T32] r5:00001000 r4:dfadd000 [ 1324.873565][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.873603][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.873643][ T32] r5:8503d38c r4:8503d000 [ 1324.873661][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.873705][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.873746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.873814][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.873840][ T32] r4:85066f80 [ 1324.873858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.873946][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.873971][ T32] r4:00000001 [ 1324.874011][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.874069][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.874097][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.874137][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.874185][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.874303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.874327][ T32] r4:85086c80 [ 1324.874347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.874375][ T32] INFO: task kworker/0:17:3162 blocked for more than 451 seconds. [ 1324.874495][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.874532][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.874554][ T32] task:kworker/0:17 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.874630][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.874713][ T32] Call trace: [ 1324.874777][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.874862][ T32] r10:82918644 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:83c6bc00 [ 1324.874907][ T32] r4:83c6bc00 [ 1324.874944][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.875019][ T32] r5:83c6bc00 r4:82918640 [ 1324.875104][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.875205][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.875307][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 [ 1324.875375][ T32] r4:00000000 [ 1324.875414][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.875484][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.875569][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.875655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ccc0 [ 1324.875722][ T32] r4:00000000 [ 1324.875769][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.875878][ T32] r9:83018005 r8:83c6bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1324.875953][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.876051][ T32] r5:00001000 r4:eb8b9000 [ 1324.876114][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.876201][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.876310][ T32] r5:851c838c r4:851c8000 [ 1324.876366][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.876451][ T32] r7:dddced40 r6:83018000 r5:851c838c r4:84733580 [ 1324.876500][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.876590][ T32] r10:61c88647 r9:83c6bc00 r8:847335ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.876634][ T32] r4:84733580 [ 1324.876690][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.876816][ T32] r10:00000000 r9:84733580 r8:8027ed34 r7:dfab1e60 r6:84741400 r5:83c6bc00 [ 1324.876874][ T32] r4:00000001 [ 1324.876918][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.877004][ T32] Exception stack(0xdfad9fb0 to 0xdfad9ff8) [ 1324.877087][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.877150][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.877224][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.877289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.877345][ T32] r4:844c4ac0 [ 1324.877786][ T32] INFO: task kworker/0:17:3162 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.877824][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.877881][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.878008][ T32] Call trace: [ 1324.878067][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.878148][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.878183][ T32] r4:00000000 [ 1324.878224][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.878286][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.878318][ T32] 9d20: d2bdd000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.878367][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.878392][ T32] 9d60: 800f0013 ffffffff [ 1324.878444][ T32] r5:800f0013 r4:80239bd0 [ 1324.878475][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.878523][ T32] r4:82ac11e4 [ 1324.878542][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.878582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.878603][ T32] r4:e0679dc0 [ 1324.878622][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.878678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.878727][ T32] r4:00000000 [ 1324.878758][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.878820][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.878845][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.878896][ T32] r5:00001000 r4:dfadd000 [ 1324.878942][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.878983][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.879044][ T32] r5:8503d38c r4:8503d000 [ 1324.879066][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.879122][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.879150][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.879196][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.879216][ T32] r4:85066f80 [ 1324.879234][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.879289][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.879313][ T32] r4:00000001 [ 1324.879353][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.879390][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.879416][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.879455][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.879483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.879518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.879540][ T32] r4:85086c80 [ 1324.879559][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.879582][ T32] INFO: task kworker/0:18:3163 blocked for more than 451 seconds. [ 1324.879635][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.879661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.879726][ T32] task:kworker/0:18 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.879842][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.901944][ T32] Call trace: [ 1324.902190][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.902266][ T32] r10:82918644 r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:83c68c00 [ 1324.902290][ T32] r4:83c68c00 [ 1324.902311][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.902374][ T32] r5:83c68c00 r4:82918640 [ 1324.902485][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.902601][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.902673][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 [ 1324.902701][ T32] r4:00000000 [ 1324.902754][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.902797][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.902838][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.902901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa400 [ 1324.902931][ T32] r4:00000000 [ 1324.902951][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.902998][ T32] r9:83018005 r8:83c68c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1324.903039][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.903110][ T32] r5:00001000 r4:eb1cb000 [ 1324.903134][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.903177][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.903218][ T32] r5:851c878c r4:851c8400 [ 1324.903237][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.903283][ T32] r7:dddced40 r6:83018000 r5:851c878c r4:84733600 [ 1324.903326][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.903396][ T32] r10:61c88647 r9:83c68c00 r8:8473362c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.903420][ T32] r4:84733600 [ 1324.903440][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.903484][ T32] r10:00000000 r9:84733600 r8:8027ed34 r7:dfab1e60 r6:84741380 r5:83c68c00 [ 1324.903513][ T32] r4:00000001 [ 1324.903544][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.903582][ T32] Exception stack(0xdfae5fb0 to 0xdfae5ff8) [ 1324.903613][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.903641][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.903683][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.903715][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.903736][ T32] r4:844c4c00 [ 1324.904225][ T32] INFO: task kworker/0:18:3163 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.904261][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.904377][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.904546][ T32] Call trace: [ 1324.904646][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.904738][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.904785][ T32] r4:00000000 [ 1324.904871][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.904957][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.905015][ T32] 9d20: d2f5f000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.905071][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.905132][ T32] 9d60: 800f0013 ffffffff [ 1324.905186][ T32] r5:800f0013 r4:80239bd0 [ 1324.905246][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.905334][ T32] r4:82ac11e4 [ 1324.905375][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.905458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.905511][ T32] r4:e0679dc0 [ 1324.905567][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.905655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.905705][ T32] r4:00000000 [ 1324.905748][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.905840][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.905922][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.906042][ T32] r5:00001000 r4:dfadd000 [ 1324.906096][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.906190][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.906275][ T32] r5:8503d38c r4:8503d000 [ 1324.906332][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.906441][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.906490][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.906595][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.906642][ T32] r4:85066f80 [ 1324.906683][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.906821][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.906891][ T32] r4:00000001 [ 1324.906941][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.907017][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.907072][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.907129][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.907181][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.907238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.907283][ T32] r4:85086c80 [ 1324.907330][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.907412][ T32] INFO: task kworker/0:19:3165 blocked for more than 451 seconds. [ 1324.907510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.907579][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.907636][ T32] task:kworker/0:19 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.907766][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.907860][ T32] Call trace: [ 1324.907953][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.908055][ T32] r10:82918644 r9:dfaf1d84 r8:00000002 r7:60000113 r6:dfaf1d8c r5:833abc00 [ 1324.908119][ T32] r4:833abc00 [ 1324.908165][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.908255][ T32] r5:833abc00 r4:82918640 [ 1324.908297][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.908391][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.908513][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 [ 1324.908592][ T32] r4:00000000 [ 1324.908642][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.908730][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.908818][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.908901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717300 [ 1324.908949][ T32] r4:00000000 [ 1324.908990][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.909096][ T32] r9:83018005 r8:833abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1324.909217][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.909310][ T32] r5:00001000 r4:eb855000 [ 1324.909388][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.909516][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.909607][ T32] r5:8571238c r4:85712000 [ 1324.909657][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.909761][ T32] r7:dddced40 r6:83018000 r5:8571238c r4:84733680 [ 1324.928218][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.928363][ T32] r10:61c88647 r9:833abc00 r8:847336ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.928390][ T32] r4:84733680 [ 1324.928426][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.928480][ T32] r10:00000000 r9:84733680 r8:8027ed34 r7:dfab1e60 r6:84741300 r5:833abc00 [ 1324.928517][ T32] r4:00000001 [ 1324.928549][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.928612][ T32] Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) [ 1324.928648][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.928699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.928730][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.928791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.928837][ T32] r4:844c4d00 [ 1324.929341][ T32] INFO: task kworker/0:19:3165 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.929401][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.929527][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.929581][ T32] Call trace: [ 1324.929614][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.929730][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.929758][ T32] r4:00000000 [ 1324.929787][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.929828][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.929904][ T32] 9d20: d3111000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.943057][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.943113][ T32] 9d60: 800f0013 ffffffff [ 1324.943144][ T32] r5:800f0013 r4:80239bd0 [ 1324.943167][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.943234][ T32] r4:82ac11e4 [ 1324.943277][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.943327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.943351][ T32] r4:e0679dc0 [ 1324.943383][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.943430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.943454][ T32] r4:00000000 [ 1324.943473][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.943548][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.943592][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.943734][ T32] r5:00001000 r4:dfadd000 [ 1324.943786][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.943886][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.943989][ T32] r5:8503d38c r4:8503d000 [ 1324.944037][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.944124][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.944171][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.944261][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.944314][ T32] r4:85066f80 [ 1324.944358][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.944450][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.944526][ T32] r4:00000001 [ 1324.944595][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.944687][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.944758][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.944819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.944876][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.944933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.944995][ T32] r4:85086c80 [ 1324.945052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.945123][ T32] INFO: task kworker/0:20:3167 blocked for more than 451 seconds. [ 1324.945191][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.945253][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.945319][ T32] task:kworker/0:20 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.945473][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.945589][ T32] Call trace: [ 1324.945661][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.945758][ T32] r10:82918644 r9:dfb01d84 r8:00000002 r7:60000113 r6:dfb01d8c r5:84296c00 [ 1324.945827][ T32] r4:84296c00 [ 1324.945906][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.945999][ T32] r5:84296c00 r4:82918640 [ 1324.946043][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.946123][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.946215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 [ 1324.946266][ T32] r4:00000000 [ 1324.946317][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.946395][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.946465][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.946557][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84749340 [ 1324.946611][ T32] r4:00000000 [ 1324.946653][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.946742][ T32] r9:83018005 r8:84296c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1324.946790][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.946877][ T32] r5:00001000 r4:ebbff000 [ 1324.946948][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.947023][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.947069][ T32] r5:849b7b8c r4:849b7800 [ 1324.947089][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.947132][ T32] r7:dddced40 r6:83018000 r5:849b7b8c r4:84733700 [ 1324.947152][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.947196][ T32] r10:61c88647 r9:84296c00 r8:8473372c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.947249][ T32] r4:84733700 [ 1324.947271][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.947316][ T32] r10:00000000 r9:84733700 r8:8027ed34 r7:dfab1e60 r6:84741000 r5:84296c00 [ 1324.947338][ T32] r4:00000001 [ 1324.947359][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.947393][ T32] Exception stack(0xdfb01fb0 to 0xdfb01ff8) [ 1324.947462][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1324.947493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.947524][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.947552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.947573][ T32] r4:846c8980 [ 1324.948076][ T32] INFO: task kworker/0:20:3167 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.948135][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.948200][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.948249][ T32] Call trace: [ 1324.948331][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.948404][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.948430][ T32] r4:00000000 [ 1324.948460][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.948507][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.948560][ T32] 9d20: d3660000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.948592][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.948616][ T32] 9d60: 800f0013 ffffffff [ 1324.948638][ T32] r5:800f0013 r4:80239bd0 [ 1324.948659][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.948710][ T32] r4:82ac11e4 [ 1324.948743][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.948790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.948812][ T32] r4:e0679dc0 [ 1324.948831][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.948888][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.948934][ T32] r4:00000000 [ 1324.948956][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.949023][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.949056][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.949101][ T32] r5:00001000 r4:dfadd000 [ 1324.949142][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.949183][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.949250][ T32] r5:8503d38c r4:8503d000 [ 1324.949273][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.949342][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.949386][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.949456][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.949528][ T32] r4:85066f80 [ 1324.949559][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.949607][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.949629][ T32] r4:00000001 [ 1324.949647][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.949680][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.949705][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.949733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.949758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.949785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.949817][ T32] r4:85086c80 [ 1324.961703][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.961800][ T32] INFO: task kworker/0:21:3169 blocked for more than 451 seconds. [ 1324.961841][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.961866][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.961888][ T32] task:kworker/0:21 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.961984][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.962055][ T32] Call trace: [ 1324.962134][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.962195][ T32] r10:82918644 r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:839c9800 [ 1324.962221][ T32] r4:839c9800 [ 1324.962241][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.962304][ T32] r5:839c9800 r4:82918640 [ 1324.962338][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.962378][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.962446][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 [ 1324.962471][ T32] r4:00000000 [ 1324.962490][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.962551][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.962603][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.962645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8cc0 [ 1324.962666][ T32] r4:00000000 [ 1324.962684][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.962764][ T32] r9:83018005 r8:839c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1324.962790][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.962833][ T32] r5:00001000 r4:eb8ef000 [ 1324.962866][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.962908][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.962948][ T32] r5:849b7f8c r4:849b7c00 [ 1324.962967][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.963037][ T32] r7:dddced40 r6:83018000 r5:849b7f8c r4:84733780 [ 1324.963095][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.963143][ T32] r10:61c88647 r9:839c9800 r8:847337ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.963164][ T32] r4:84733780 [ 1324.963183][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.963225][ T32] r10:00000000 r9:84733780 r8:8027ed34 r7:dfab1e60 r6:84741280 r5:839c9800 [ 1324.963262][ T32] r4:00000001 [ 1324.963308][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.963363][ T32] Exception stack(0xdfb09fb0 to 0xdfb09ff8) [ 1324.963392][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.963420][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.963456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.963500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.963550][ T32] r4:846c8980 [ 1324.964058][ T32] INFO: task kworker/0:21:3169 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.964118][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.964203][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.964251][ T32] Call trace: [ 1324.964357][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.964450][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.964524][ T32] r4:00000000 [ 1324.964573][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.964648][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.964704][ T32] 9d20: d3660000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.964758][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.964807][ T32] 9d60: 800f0013 ffffffff [ 1324.964854][ T32] r5:800f0013 r4:80239bd0 [ 1324.964895][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.964978][ T32] r4:82ac11e4 [ 1324.965037][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.965189][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.965242][ T32] r4:e0679dc0 [ 1324.965282][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.965363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.965406][ T32] r4:00000000 [ 1324.965445][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.965538][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.965572][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.965637][ T32] r5:00001000 r4:dfadd000 [ 1324.965694][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.965738][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.965799][ T32] r5:8503d38c r4:8503d000 [ 1324.965843][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.965892][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.965933][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.965980][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.966002][ T32] r4:85066f80 [ 1324.966020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.966064][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.966119][ T32] r4:00000001 [ 1324.966141][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.966176][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.966211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.966253][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.966281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.966330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.966353][ T32] r4:85086c80 [ 1324.966383][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.966431][ T32] INFO: task kworker/0:22:3171 blocked for more than 451 seconds. [ 1324.966465][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.966489][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.966516][ T32] task:kworker/0:22 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.966577][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.966632][ T32] Call trace: [ 1324.966690][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.966737][ T32] r10:82918644 r9:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:8406a400 [ 1324.966780][ T32] r4:8406a400 [ 1324.966802][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.966842][ T32] r5:8406a400 r4:82918640 [ 1324.966861][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.966900][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.966953][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 [ 1324.966980][ T32] r4:00000000 [ 1324.967014][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1324.967103][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1324.967196][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.967293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c700 [ 1324.967351][ T32] r4:00000000 [ 1324.967391][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.967475][ T32] r9:83018005 r8:8406a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1324.967538][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.967631][ T32] r5:00001000 r4:ecb07000 [ 1324.967739][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.967833][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.967921][ T32] r5:8584f38c r4:8584f000 [ 1324.967962][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.968079][ T32] r7:dddced40 r6:83018000 r5:8584f38c r4:84733800 [ 1324.968167][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.968268][ T32] r10:61c88647 r9:8406a400 r8:8473382c r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.968315][ T32] r4:84733800 [ 1324.968370][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.968496][ T32] r10:00000000 r9:84733800 r8:8027ed34 r7:dfab1e60 r6:84741100 r5:8406a400 [ 1324.968557][ T32] r4:00000001 [ 1324.968597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.968681][ T32] Exception stack(0xdfb15fb0 to 0xdfb15ff8) [ 1324.968794][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1324.968864][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.968937][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.968997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.969044][ T32] r4:844b60c0 [ 1324.969692][ T32] INFO: task kworker/0:22:3171 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1324.969767][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.969895][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.987578][ T32] Call trace: [ 1324.987716][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1324.987794][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1324.987820][ T32] r4:00000000 [ 1324.987865][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1324.987910][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1324.987944][ T32] 9d20: d3bab000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1324.987994][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1324.988033][ T32] 9d60: 800f0013 ffffffff [ 1324.988080][ T32] r5:800f0013 r4:80239bd0 [ 1324.988113][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1324.988168][ T32] r4:82ac11e4 [ 1324.988210][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1324.988276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1324.988301][ T32] r4:e0679dc0 [ 1324.988331][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1324.988378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1324.988400][ T32] r4:00000000 [ 1324.988419][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1324.988464][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1324.988485][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1324.988536][ T32] r5:00001000 r4:dfadd000 [ 1324.988555][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1324.988593][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1324.988633][ T32] r5:8503d38c r4:8503d000 [ 1324.988653][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1324.988707][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1324.988731][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1324.988776][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1324.988797][ T32] r4:85066f80 [ 1324.988825][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1324.988896][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1324.988922][ T32] r4:00000001 [ 1324.988941][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1324.988985][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1324.989035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1324.989065][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1324.989112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1324.989142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1324.989166][ T32] r4:85086c80 [ 1324.989189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1324.989218][ T32] INFO: task kworker/0:23:3173 blocked for more than 451 seconds. [ 1324.989262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1324.989309][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1324.989335][ T32] task:kworker/0:23 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1324.989386][ T32] Workqueue: events bpf_prog_free_deferred [ 1324.989485][ T32] Call trace: [ 1324.989523][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1324.989578][ T32] r10:82918644 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:84069800 [ 1324.989604][ T32] r4:84069800 [ 1324.989648][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1324.989691][ T32] r5:84069800 r4:82918640 [ 1324.989720][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1324.989763][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1324.989807][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 [ 1324.989878][ T32] r4:00000000 [ 1325.000273][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.000372][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.000420][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.000464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85604ec0 [ 1325.000512][ T32] r4:00000000 [ 1325.000561][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.000636][ T32] r9:83018005 r8:84069800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1325.000683][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.000731][ T32] r5:00001000 r4:eb7e3000 [ 1325.000751][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.000789][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.000831][ T32] r5:8584c78c r4:8584c400 [ 1325.000873][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.000923][ T32] r7:dddced40 r6:83018000 r5:8584c78c r4:84733880 [ 1325.000943][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.000988][ T32] r10:61c88647 r9:84069800 r8:847338ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.001009][ T32] r4:84733880 [ 1325.001049][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.001098][ T32] r10:00000000 r9:84733880 r8:8027ed34 r7:dfb15e60 r6:84741200 r5:84069800 [ 1325.001119][ T32] r4:00000001 [ 1325.001159][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.001198][ T32] Exception stack(0xdfb29fb0 to 0xdfb29ff8) [ 1325.001249][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.001295][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.001369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.001429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.001476][ T32] r4:844b6180 [ 1325.002307][ T32] INFO: task kworker/0:23:3173 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.002386][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.002527][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.002641][ T32] Call trace: [ 1325.002742][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.002845][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.002895][ T32] r4:00000000 [ 1325.002938][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.003015][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.003095][ T32] 9d20: d3e19000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.003180][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.003244][ T32] 9d60: 800f0013 ffffffff [ 1325.003306][ T32] r5:800f0013 r4:80239bd0 [ 1325.003380][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.003473][ T32] r4:82ac11e4 [ 1325.003540][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.003654][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.003724][ T32] r4:e0679dc0 [ 1325.003746][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.003818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.003845][ T32] r4:00000000 [ 1325.003865][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.003910][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.003930][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.003970][ T32] r5:00001000 r4:dfadd000 [ 1325.003990][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.004027][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.004067][ T32] r5:8503d38c r4:8503d000 [ 1325.004086][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.004152][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.004174][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.004250][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.004291][ T32] r4:85066f80 [ 1325.004350][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.004448][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.004518][ T32] r4:00000001 [ 1325.004570][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.004662][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.004721][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.004781][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.004861][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.004950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.005004][ T32] r4:85086c80 [ 1325.005039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.005069][ T32] INFO: task kworker/0:24:3175 blocked for more than 451 seconds. [ 1325.005105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.005129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.005149][ T32] task:kworker/0:24 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.005217][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.005265][ T32] Call trace: [ 1325.005296][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.005340][ T32] r10:82918644 r9:dfb39d84 r8:00000002 r7:60000013 r6:dfb39d8c r5:8406b000 [ 1325.005361][ T32] r4:8406b000 [ 1325.005389][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.005431][ T32] r5:8406b000 r4:82918640 [ 1325.005449][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.005497][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.005581][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 [ 1325.005626][ T32] r4:00000000 [ 1325.005647][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.005686][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.005742][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.005785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6ec0 [ 1325.005806][ T32] r4:00000000 [ 1325.005824][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.005865][ T32] r9:83018005 r8:8406b000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1325.005884][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.005924][ T32] r5:00001000 r4:eb76f000 [ 1325.005972][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.006035][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.006101][ T32] r5:858f138c r4:858f1000 [ 1325.006123][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.006184][ T32] r7:dddced40 r6:83018000 r5:858f138c r4:84733900 [ 1325.006207][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.006252][ T32] r10:61c88647 r9:8406b000 r8:8473392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.006273][ T32] r4:84733900 [ 1325.006305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.006367][ T32] r10:00000000 r9:84733900 r8:8027ed34 r7:dfb15e60 r6:84741180 r5:8406b000 [ 1325.006413][ T32] r4:00000001 [ 1325.006433][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.006467][ T32] Exception stack(0xdfb39fb0 to 0xdfb39ff8) [ 1325.006492][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.006526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.006552][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.006591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.006616][ T32] r4:844b6240 [ 1325.006939][ T32] INFO: task kworker/0:24:3175 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.006971][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.007035][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.007084][ T32] Call trace: [ 1325.007113][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.007182][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.007208][ T32] r4:00000000 [ 1325.007226][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.007263][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.007292][ T32] 9d20: d3e19000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.007319][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.007351][ T32] 9d60: 800f0013 ffffffff [ 1325.007376][ T32] r5:800f0013 r4:80239bd0 [ 1325.007395][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.007456][ T32] r4:82ac11e4 [ 1325.007479][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.007526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.007548][ T32] r4:e0679dc0 [ 1325.007566][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.007628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.007700][ T32] r4:00000000 [ 1325.007725][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.007804][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.007828][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.007869][ T32] r5:00001000 r4:dfadd000 [ 1325.007887][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.007924][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.007964][ T32] r5:8503d38c r4:8503d000 [ 1325.007983][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.008030][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.008090][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.008160][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.008184][ T32] r4:85066f80 [ 1325.008224][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.008291][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.008316][ T32] r4:00000001 [ 1325.008335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.008399][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.008428][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.008476][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.008508][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.008558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.008581][ T32] r4:85086c80 [ 1325.008623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.008667][ T32] INFO: task kworker/0:25:3177 blocked for more than 451 seconds. [ 1325.008729][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.008755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.008775][ T32] task:kworker/0:25 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.008816][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.008883][ T32] Call trace: [ 1325.008937][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.008995][ T32] r10:82918644 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:83ac4800 [ 1325.009025][ T32] r4:83ac4800 [ 1325.009043][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.009103][ T32] r5:83ac4800 r4:82918640 [ 1325.009124][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.009185][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.009231][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 [ 1325.009252][ T32] r4:00000000 [ 1325.009280][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.009319][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.009354][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.009394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9e5c0 [ 1325.009417][ T32] r4:00000000 [ 1325.009456][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.009499][ T32] r9:83018005 r8:83ac4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1325.009523][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.009587][ T32] r5:00001000 r4:eb671000 [ 1325.009618][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.009677][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.009742][ T32] r5:8584eb8c r4:8584e800 [ 1325.009778][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.009823][ T32] r7:dddced40 r6:83018000 r5:8584eb8c r4:84733980 [ 1325.038703][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.038915][ T32] r10:61c88647 r9:83ac4800 r8:847339ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.038968][ T32] r4:84733980 [ 1325.039008][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.039117][ T32] r10:00000000 r9:84733980 r8:8027ed34 r7:dfb15e60 r6:84741080 r5:83ac4800 [ 1325.039178][ T32] r4:00000001 [ 1325.039221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.039294][ T32] Exception stack(0xdfb41fb0 to 0xdfb41ff8) [ 1325.039353][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.039410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.039462][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.039539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.039618][ T32] r4:844b6340 [ 1325.040977][ T32] INFO: task kworker/0:25:3177 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.041124][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.041304][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.041450][ T32] Call trace: [ 1325.041545][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.041667][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.041721][ T32] r4:00000000 [ 1325.041765][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.041847][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.041909][ T32] 9d20: d41fa000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.041983][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.042083][ T32] 9d60: 800f0013 ffffffff [ 1325.042151][ T32] r5:800f0013 r4:80239bd0 [ 1325.042194][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.042272][ T32] r4:82ac11e4 [ 1325.042380][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.042449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.042476][ T32] r4:e0679dc0 [ 1325.042526][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.042575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.042597][ T32] r4:00000000 [ 1325.042616][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.042661][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.042703][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.042748][ T32] r5:00001000 r4:dfadd000 [ 1325.042836][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.042879][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.042921][ T32] r5:8503d38c r4:8503d000 [ 1325.042941][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.043022][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.043046][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.043099][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.043123][ T32] r4:85066f80 [ 1325.043142][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.043208][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.043232][ T32] r4:00000001 [ 1325.043251][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.043296][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.043346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.043377][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.043404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.043431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.043473][ T32] r4:85086c80 [ 1325.043520][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.043563][ T32] INFO: task kworker/0:26:3179 blocked for more than 451 seconds. [ 1325.043599][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.043623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.043643][ T32] task:kworker/0:26 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.043739][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.043810][ T32] Call trace: [ 1325.043846][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.043893][ T32] r10:82918644 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:83ac1800 [ 1325.043914][ T32] r4:83ac1800 [ 1325.043933][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.043971][ T32] r5:83ac1800 r4:82918640 [ 1325.043990][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.044029][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.044094][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 [ 1325.044119][ T32] r4:00000000 [ 1325.044137][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.044174][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.044218][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.044260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b5ea40 [ 1325.044293][ T32] r4:00000000 [ 1325.044336][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.044424][ T32] r9:83018005 r8:83ac1800 r7:00000000 r6:83018000 r5:00001000 r4:7f569000 [ 1325.044517][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.044614][ T32] r5:00001000 r4:ed4a7000 [ 1325.044660][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.044762][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.044853][ T32] r5:849be78c r4:849be400 [ 1325.044895][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.044965][ T32] r7:dddced40 r6:83018000 r5:849be78c r4:84733a00 [ 1325.045029][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.045077][ T32] r10:61c88647 r9:83ac1800 r8:84733a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.045124][ T32] r4:84733a00 [ 1325.045145][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.045188][ T32] r10:00000000 r9:84733a00 r8:8027ed34 r7:dfb15e60 r6:8411ed00 r5:83ac1800 [ 1325.045209][ T32] r4:00000001 [ 1325.045227][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.045259][ T32] Exception stack(0xdfb4dfb0 to 0xdfb4dff8) [ 1325.045328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.045361][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.045387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.045414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.045435][ T32] r4:844b6500 [ 1325.045892][ T32] INFO: task kworker/0:26:3179 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.045926][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.046057][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.046150][ T32] Call trace: [ 1325.046227][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.046278][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.046300][ T32] r4:00000000 [ 1325.046318][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.046354][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.046383][ T32] 9d20: d41fa000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.046448][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.046494][ T32] 9d60: 800f0013 ffffffff [ 1325.046548][ T32] r5:800f0013 r4:80239bd0 [ 1325.046570][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.046656][ T32] r4:82ac11e4 [ 1325.046699][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.046831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.046909][ T32] r4:e0679dc0 [ 1325.046957][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.047084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.047138][ T32] r4:00000000 [ 1325.047185][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.047277][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.047338][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.047424][ T32] r5:00001000 r4:dfadd000 [ 1325.047477][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.047572][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.047657][ T32] r5:8503d38c r4:8503d000 [ 1325.047722][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.047814][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.047858][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.047948][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.048002][ T32] r4:85066f80 [ 1325.048046][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.048141][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.048262][ T32] r4:00000001 [ 1325.048318][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.048408][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.048491][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.048568][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.048655][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.048725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.048771][ T32] r4:85086c80 [ 1325.048813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.048861][ T32] INFO: task kworker/0:27:3181 blocked for more than 451 seconds. [ 1325.048919][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.048991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.049060][ T32] task:kworker/0:27 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.049156][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.049202][ T32] Call trace: [ 1325.049235][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.049293][ T32] r10:82918644 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:84a80c00 [ 1325.049318][ T32] r4:84a80c00 [ 1325.049393][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.049457][ T32] r5:84a80c00 r4:82918640 [ 1325.049509][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.049577][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.049625][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 [ 1325.049648][ T32] r4:00000000 [ 1325.049667][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.069788][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.070895][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.071061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85998300 [ 1325.071119][ T32] r4:00000000 [ 1325.071167][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.071276][ T32] r9:83018005 r8:84a80c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [ 1325.071328][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.071432][ T32] r5:00001000 r4:ec761000 [ 1325.071480][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.071590][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.071713][ T32] r5:8584ff8c r4:8584fc00 [ 1325.071761][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.071887][ T32] r7:dddced40 r6:83018000 r5:8584ff8c r4:84733a80 [ 1325.071966][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.072089][ T32] r10:61c88647 r9:84a80c00 r8:84733aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.072157][ T32] r4:84733a80 [ 1325.072190][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.072247][ T32] r10:00000000 r9:84733a80 r8:8027ed34 r7:dfb4de60 r6:8411ed80 r5:84a80c00 [ 1325.072287][ T32] r4:00000001 [ 1325.072311][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.072348][ T32] Exception stack(0xdfb61fb0 to 0xdfb61ff8) [ 1325.072378][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.072418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.072463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.072505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.072559][ T32] r4:844b6640 [ 1325.073111][ T32] INFO: task kworker/0:27:3181 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.073150][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.073300][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.073394][ T32] Call trace: [ 1325.073429][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.073530][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.073575][ T32] r4:00000000 [ 1325.073599][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.073638][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.073667][ T32] 9d20: d4567000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.073753][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.073780][ T32] 9d60: 800f0013 ffffffff [ 1325.073803][ T32] r5:800f0013 r4:80239bd0 [ 1325.073822][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.073896][ T32] r4:82ac11e4 [ 1325.073919][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.073962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.073983][ T32] r4:e0679dc0 [ 1325.074013][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.074059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.074080][ T32] r4:00000000 [ 1325.074099][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.074171][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.074222][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.074267][ T32] r5:00001000 r4:dfadd000 [ 1325.074329][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.074412][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.074531][ T32] r5:8503d38c r4:8503d000 [ 1325.074581][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.074678][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.074721][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.074818][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.074867][ T32] r4:85066f80 [ 1325.074934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.075048][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.075138][ T32] r4:00000001 [ 1325.075206][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.075286][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.075344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.075417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.075498][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.075591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.075646][ T32] r4:85086c80 [ 1325.075788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.075868][ T32] INFO: task kworker/0:28:3183 blocked for more than 451 seconds. [ 1325.075962][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.076016][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.076056][ T32] task:kworker/0:28 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.076143][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.076226][ T32] Call trace: [ 1325.076291][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.076382][ T32] r10:82918644 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:84a80000 [ 1325.076433][ T32] r4:84a80000 [ 1325.076478][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.076570][ T32] r5:84a80000 r4:82918640 [ 1325.076593][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.076634][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.076678][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 [ 1325.076699][ T32] r4:00000000 [ 1325.076801][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.076843][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.076881][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.076921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85998900 [ 1325.076943][ T32] r4:00000000 [ 1325.076975][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.077057][ T32] r9:83018005 r8:84a80000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [ 1325.077099][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.077143][ T32] r5:00001000 r4:ebd8d000 [ 1325.077162][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.077200][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.077295][ T32] r5:849b9b8c r4:849b9800 [ 1325.077347][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.077422][ T32] r7:dddced40 r6:83018000 r5:849b9b8c r4:84733b00 [ 1325.077472][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.077524][ T32] r10:61c88647 r9:84a80000 r8:84733b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.077575][ T32] r4:84733b00 [ 1325.077598][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.077643][ T32] r10:00000000 r9:84733b00 r8:8027ed34 r7:dfb4de60 r6:83b35700 r5:84a80000 [ 1325.077701][ T32] r4:00000001 [ 1325.077722][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.077756][ T32] Exception stack(0xdfb71fb0 to 0xdfb71ff8) [ 1325.077781][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.077809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.077834][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.077890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.077944][ T32] r4:844b6a00 [ 1325.078316][ T32] INFO: task kworker/0:28:3183 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.078351][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.078459][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.078585][ T32] Call trace: [ 1325.078619][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.078667][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.078689][ T32] r4:00000000 [ 1325.078734][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.078775][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.078839][ T32] 9d20: d4567000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.078929][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.078983][ T32] 9d60: 800f0013 ffffffff [ 1325.079035][ T32] r5:800f0013 r4:80239bd0 [ 1325.079057][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.079150][ T32] r4:82ac11e4 [ 1325.079184][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.079228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.079250][ T32] r4:e0679dc0 [ 1325.079297][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.079340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.079373][ T32] r4:00000000 [ 1325.079424][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.079500][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.079615][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.079729][ T32] r5:00001000 r4:dfadd000 [ 1325.079756][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.079798][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.079839][ T32] r5:8503d38c r4:8503d000 [ 1325.079871][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.079991][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.110635][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.110729][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.110754][ T32] r4:85066f80 [ 1325.110802][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.110878][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.110908][ T32] r4:00000001 [ 1325.110929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.110969][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.111000][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.111028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.111053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.111081][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.111102][ T32] r4:85086c80 [ 1325.111153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.111189][ T32] INFO: task kworker/0:29:3185 blocked for more than 451 seconds. [ 1325.111225][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.111250][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.111322][ T32] task:kworker/0:29 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.111385][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.111435][ T32] Call trace: [ 1325.111498][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.111549][ T32] r10:82918644 r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:84a81800 [ 1325.111571][ T32] r4:84a81800 [ 1325.111590][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.111656][ T32] r5:84a81800 r4:82918640 [ 1325.111694][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.111736][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.111780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 [ 1325.111802][ T32] r4:00000000 [ 1325.111821][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.111858][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.111896][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.111956][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cb4c0 [ 1325.112096][ T32] r4:00000000 [ 1325.112119][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.112168][ T32] r9:83018005 r8:84a81800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1325.112246][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.112293][ T32] r5:00001000 r4:ebe05000 [ 1325.112314][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.112353][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.112422][ T32] r5:849b9f8c r4:849b9c00 [ 1325.112473][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.112526][ T32] r7:dddced40 r6:83018000 r5:849b9f8c r4:84733b80 [ 1325.112567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.112643][ T32] r10:61c88647 r9:84a81800 r8:84733bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.112697][ T32] r4:84733b80 [ 1325.112719][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.112763][ T32] r10:00000000 r9:84733b80 r8:8027ed34 r7:dfb4de60 r6:841a7980 r5:84a81800 [ 1325.112785][ T32] r4:00000001 [ 1325.112832][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.112870][ T32] Exception stack(0xdfb7dfb0 to 0xdfb7dff8) [ 1325.112897][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.112955][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.113011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.113100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.113125][ T32] r4:844b6900 [ 1325.113627][ T32] INFO: task kworker/0:29:3185 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.113664][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.113774][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.113959][ T32] Call trace: [ 1325.114024][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.114076][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.114099][ T32] r4:00000000 [ 1325.114171][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.114214][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.114244][ T32] 9d20: d4903000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.114305][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.114370][ T32] 9d60: 800f0013 ffffffff [ 1325.114421][ T32] r5:800f0013 r4:80239bd0 [ 1325.114465][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.114567][ T32] r4:82ac11e4 [ 1325.114616][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.114705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.114754][ T32] r4:e0679dc0 [ 1325.114796][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.114883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.114956][ T32] r4:00000000 [ 1325.115026][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.115142][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.115214][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.115309][ T32] r5:00001000 r4:dfadd000 [ 1325.115353][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.115431][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.115526][ T32] r5:8503d38c r4:8503d000 [ 1325.115589][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.115728][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.115801][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.115945][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.116000][ T32] r4:85066f80 [ 1325.116023][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.116099][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.116125][ T32] r4:00000001 [ 1325.116145][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.116180][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.116206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.116255][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.116313][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.116374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.116426][ T32] r4:85086c80 [ 1325.116468][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.116553][ T32] INFO: task kworker/0:30:3187 blocked for more than 451 seconds. [ 1325.116622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.116691][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.116741][ T32] task:kworker/0:30 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.116837][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.116967][ T32] Call trace: [ 1325.117043][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.117134][ T32] r10:82918644 r9:dfb85d84 r8:00000002 r7:60000113 r6:dfb85d8c r5:84a83c00 [ 1325.117183][ T32] r4:84a83c00 [ 1325.117226][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.117310][ T32] r5:84a83c00 r4:82918640 [ 1325.117353][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.117438][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.117545][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 [ 1325.117654][ T32] r4:00000000 [ 1325.117714][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.117798][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.117876][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.117964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d3c0 [ 1325.118018][ T32] r4:00000000 [ 1325.118060][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.118151][ T32] r9:83018005 r8:84a83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1db000 [ 1325.118198][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.118306][ T32] r5:00001000 r4:ecf67000 [ 1325.118370][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.118452][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.118524][ T32] r5:859f7b8c r4:859f7800 [ 1325.118544][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.118589][ T32] r7:dddced40 r6:83018000 r5:859f7b8c r4:84733c00 [ 1325.118638][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.118687][ T32] r10:61c88647 r9:84a83c00 r8:84733c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.118709][ T32] r4:84733c00 [ 1325.118728][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.118771][ T32] r10:00000000 r9:84733c00 r8:8027ed34 r7:dfb4de60 r6:841a7900 r5:84a83c00 [ 1325.118823][ T32] r4:00000001 [ 1325.118933][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.118999][ T32] Exception stack(0xdfb85fb0 to 0xdfb85ff8) [ 1325.119029][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.119057][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.119083][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.119110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.119131][ T32] r4:844b6980 [ 1325.119460][ T32] INFO: task kworker/0:30:3187 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.119524][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.119630][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.119718][ T32] Call trace: [ 1325.119749][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.119797][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.119917][ T32] r4:00000000 [ 1325.142060][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.142235][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.142330][ T32] 9d20: d4c05000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.142395][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.142443][ T32] 9d60: 800f0013 ffffffff [ 1325.142503][ T32] r5:800f0013 r4:80239bd0 [ 1325.142573][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.142674][ T32] r4:82ac11e4 [ 1325.142718][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.142807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.142862][ T32] r4:e0679dc0 [ 1325.142907][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.142997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.143045][ T32] r4:00000000 [ 1325.143090][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.143213][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.143271][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.143366][ T32] r5:00001000 r4:dfadd000 [ 1325.143411][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.143490][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.143587][ T32] r5:8503d38c r4:8503d000 [ 1325.143632][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.143831][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.143863][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.143912][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.143934][ T32] r4:85066f80 [ 1325.143953][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.143999][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.144023][ T32] r4:00000001 [ 1325.144042][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.144091][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.144122][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.144151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.144195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.144226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.144248][ T32] r4:85086c80 [ 1325.144304][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.144373][ T32] INFO: task kworker/0:31:3189 blocked for more than 451 seconds. [ 1325.144449][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.144516][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.144567][ T32] task:kworker/0:31 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.144685][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.144800][ T32] Call trace: [ 1325.144849][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.144899][ T32] r10:82918644 r9:dfb95d84 r8:00000002 r7:60000113 r6:dfb95d8c r5:84a84800 [ 1325.144934][ T32] r4:84a84800 [ 1325.144969][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.145028][ T32] r5:84a84800 r4:82918640 [ 1325.145050][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.145091][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.145137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 [ 1325.145158][ T32] r4:00000000 [ 1325.145176][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.145299][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.145369][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.145414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5f40 [ 1325.145436][ T32] r4:00000000 [ 1325.145455][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.145503][ T32] r9:83018005 r8:84a84800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1325.145526][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.145566][ T32] r5:00001000 r4:dfb6d000 [ 1325.145586][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.145648][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.145692][ T32] r5:849ba78c r4:849ba400 [ 1325.145723][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.145770][ T32] r7:dddced40 r6:83018000 r5:849ba78c r4:84733d00 [ 1325.145874][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.145922][ T32] r10:61c88647 r9:84a84800 r8:84733d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.145946][ T32] r4:84733d00 [ 1325.145964][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.146007][ T32] r10:00000000 r9:84733d00 r8:8027ed34 r7:dfb4de60 r6:83927f00 r5:84a84800 [ 1325.146056][ T32] r4:00000001 [ 1325.146078][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.146113][ T32] Exception stack(0xdfb95fb0 to 0xdfb95ff8) [ 1325.146170][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.146201][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.146228][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.146262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.146312][ T32] r4:844b6c00 [ 1325.146819][ T32] INFO: task kworker/0:31:3189 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.146856][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.146945][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.147465][ T32] Call trace: [ 1325.147654][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.147750][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.147774][ T32] r4:00000000 [ 1325.147831][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.147965][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.148001][ T32] 9d20: d4c05000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.148089][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.148146][ T32] 9d60: 800f0013 ffffffff [ 1325.148172][ T32] r5:800f0013 r4:80239bd0 [ 1325.148251][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.148312][ T32] r4:82ac11e4 [ 1325.148342][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.148384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.148517][ T32] r4:e0679dc0 [ 1325.148540][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.148666][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.148703][ T32] r4:00000000 [ 1325.148726][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.148776][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.148869][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.148915][ T32] r5:00001000 r4:dfadd000 [ 1325.148935][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.148973][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.149067][ T32] r5:8503d38c r4:8503d000 [ 1325.149090][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.149137][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.149157][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.149237][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.149262][ T32] r4:85066f80 [ 1325.149281][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.149326][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.149353][ T32] r4:00000001 [ 1325.149374][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.149409][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.149459][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.149488][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.149518][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.149546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.149568][ T32] r4:85086c80 [ 1325.149587][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.149611][ T32] INFO: task kworker/0:32:3191 blocked for more than 451 seconds. [ 1325.149639][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.149662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.149711][ T32] task:kworker/0:32 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.149760][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.149802][ T32] Call trace: [ 1325.149833][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.149945][ T32] r10:82918644 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:84a85400 [ 1325.182504][ T32] r4:84a85400 [ 1325.182574][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.182645][ T32] r5:84a85400 r4:82918640 [ 1325.182735][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.182809][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.182915][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 [ 1325.182941][ T32] r4:00000000 [ 1325.182961][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.182999][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.183040][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.183123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85609380 [ 1325.183153][ T32] r4:00000000 [ 1325.183174][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.183251][ T32] r9:83018005 r8:84a85400 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [ 1325.183304][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.183354][ T32] r5:00001000 r4:eae85000 [ 1325.183430][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.183532][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.183608][ T32] r5:8597138c r4:85971000 [ 1325.183765][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.183876][ T32] r7:dddced40 r6:83018000 r5:8597138c r4:84733d80 [ 1325.183930][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.184008][ T32] r10:61c88647 r9:84a85400 r8:84733dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.184033][ T32] r4:84733d80 [ 1325.184052][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.184097][ T32] r10:00000000 r9:84733d80 r8:8027ed34 r7:dfb4de60 r6:83927d80 r5:84a85400 [ 1325.184118][ T32] r4:00000001 [ 1325.184136][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.184171][ T32] Exception stack(0xdfba1fb0 to 0xdfba1ff8) [ 1325.184202][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.184245][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.184276][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.184314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.184366][ T32] r4:844b6e00 [ 1325.185119][ T32] INFO: task kworker/0:32:3191 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.185210][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.185378][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.185518][ T32] Call trace: [ 1325.185624][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.185729][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.185783][ T32] r4:00000000 [ 1325.185826][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.185907][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.185987][ T32] 9d20: d4ffc000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.186063][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.186122][ T32] 9d60: 800f0013 ffffffff [ 1325.186173][ T32] r5:800f0013 r4:80239bd0 [ 1325.186217][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.186304][ T32] r4:82ac11e4 [ 1325.186349][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.186454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.186576][ T32] r4:e0679dc0 [ 1325.186880][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.186994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.187022][ T32] r4:00000000 [ 1325.187044][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.187111][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.187200][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.187322][ T32] r5:00001000 r4:dfadd000 [ 1325.187345][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.187447][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.187569][ T32] r5:8503d38c r4:8503d000 [ 1325.187622][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.187743][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.187791][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.187897][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.187950][ T32] r4:85066f80 [ 1325.188015][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.188119][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.188170][ T32] r4:00000001 [ 1325.188214][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.188325][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.188388][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.188467][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.188601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.188669][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.188724][ T32] r4:85086c80 [ 1325.188756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.188798][ T32] INFO: task kworker/0:33:3194 blocked for more than 451 seconds. [ 1325.188836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.188889][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.188944][ T32] task:kworker/0:33 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.189109][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.189159][ T32] Call trace: [ 1325.189218][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.189280][ T32] r10:82918644 r9:dfbb1d84 r8:00000002 r7:60000113 r6:dfbb1d8c r5:84a82400 [ 1325.189306][ T32] r4:84a82400 [ 1325.189330][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.189401][ T32] r5:84a82400 r4:82918640 [ 1325.189424][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.189486][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.189536][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 [ 1325.189606][ T32] r4:00000000 [ 1325.189629][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.189668][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.189759][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.189804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8800 [ 1325.189854][ T32] r4:00000000 [ 1325.189952][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.204466][ T32] r9:83018005 r8:84a82400 r7:00000000 r6:83018000 r5:00001000 r4:7f21d000 [ 1325.204519][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.204608][ T32] r5:00001000 r4:ecc9b000 [ 1325.204661][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.204755][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.204844][ T32] r5:858d2b8c r4:858d2800 [ 1325.204889][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.204983][ T32] r7:dddced40 r6:83018000 r5:858d2b8c r4:84733e00 [ 1325.205009][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.205057][ T32] r10:61c88647 r9:84a82400 r8:84733e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.205079][ T32] r4:84733e00 [ 1325.205098][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.205143][ T32] r10:00000000 r9:84733e00 r8:8027ed34 r7:dfb4de60 r6:83927d00 r5:84a82400 [ 1325.205167][ T32] r4:00000001 [ 1325.205217][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.205348][ T32] Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) [ 1325.205383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.205412][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.205438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.205466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.205487][ T32] r4:844b6ec0 [ 1325.205975][ T32] INFO: task kworker/0:33:3194 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.206011][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.206083][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.206188][ T32] Call trace: [ 1325.206256][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.206366][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.206421][ T32] r4:00000000 [ 1325.206472][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.206519][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.206550][ T32] 9d20: d4ffc000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.206578][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.206659][ T32] 9d60: 800f0013 ffffffff [ 1325.206686][ T32] r5:800f0013 r4:80239bd0 [ 1325.206706][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.206748][ T32] r4:82ac11e4 [ 1325.206772][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.206814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.206837][ T32] r4:e0679dc0 [ 1325.206856][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.206912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.206935][ T32] r4:00000000 [ 1325.207037][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.207164][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.207216][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.207303][ T32] r5:00001000 r4:dfadd000 [ 1325.207347][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.207436][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.207534][ T32] r5:8503d38c r4:8503d000 [ 1325.207579][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.207696][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.207745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.207929][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.207991][ T32] r4:85066f80 [ 1325.208057][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.208178][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.208235][ T32] r4:00000001 [ 1325.208281][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.208377][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.208410][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.208439][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.208510][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.208576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.208601][ T32] r4:85086c80 [ 1325.208623][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.208652][ T32] INFO: task kworker/0:34:3196 blocked for more than 451 seconds. [ 1325.208716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.208799][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.208826][ T32] task:kworker/0:34 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.208904][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.208959][ T32] Call trace: [ 1325.208992][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.209037][ T32] r10:82918644 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:84a83000 [ 1325.209059][ T32] r4:84a83000 [ 1325.209170][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.209285][ T32] r5:84a83000 r4:82918640 [ 1325.209398][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.209463][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.209519][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 [ 1325.209573][ T32] r4:00000000 [ 1325.209616][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.209698][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.209777][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.209865][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9fe40 [ 1325.228317][ T32] r4:00000000 [ 1325.228420][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.228504][ T32] r9:83018005 r8:84a83000 r7:00000000 r6:83018000 r5:00001000 r4:7f2cb000 [ 1325.228567][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.228677][ T32] r5:00001000 r4:eceb9000 [ 1325.228759][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.228871][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.228920][ T32] r5:85971b8c r4:85971800 [ 1325.228967][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.229020][ T32] r7:dddced40 r6:83018000 r5:85971b8c r4:84733e80 [ 1325.229042][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.229118][ T32] r10:61c88647 r9:84a83000 r8:84733eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.229144][ T32] r4:84733e80 [ 1325.229258][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.229309][ T32] r10:00000000 r9:84733e80 r8:8027ed34 r7:dfb4de60 r6:8336b980 r5:84a83000 [ 1325.229378][ T32] r4:00000001 [ 1325.229402][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.229494][ T32] Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) [ 1325.229533][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.229561][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.229634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.229748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.229839][ T32] r4:83933580 [ 1325.232825][ T32] INFO: task kworker/0:34:3196 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.232905][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.233021][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.233081][ T32] Call trace: [ 1325.233115][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.233169][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.233193][ T32] r4:00000000 [ 1325.233213][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.233252][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.233284][ T32] 9d20: d5296000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.233364][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.233393][ T32] 9d60: 800f0013 ffffffff [ 1325.233416][ T32] r5:800f0013 r4:80239bd0 [ 1325.233480][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.233532][ T32] r4:82ac11e4 [ 1325.233588][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.233634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.233699][ T32] r4:e0679dc0 [ 1325.233723][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.233766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.233818][ T32] r4:00000000 [ 1325.233851][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.233928][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.233981][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.234030][ T32] r5:00001000 r4:dfadd000 [ 1325.234078][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.234121][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.234191][ T32] r5:8503d38c r4:8503d000 [ 1325.234216][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.234317][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.234343][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.234389][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.234442][ T32] r4:85066f80 [ 1325.234465][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.234569][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.234597][ T32] r4:00000001 [ 1325.234647][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.234686][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.234712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.234742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.234791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.234822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.234844][ T32] r4:85086c80 [ 1325.234897][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.234930][ T32] INFO: task kworker/0:35:3198 blocked for more than 451 seconds. [ 1325.235028][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.235056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.235078][ T32] task:kworker/0:35 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.235123][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.235165][ T32] Call trace: [ 1325.235225][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.235274][ T32] r10:82918644 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:8428a400 [ 1325.235297][ T32] r4:8428a400 [ 1325.235316][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.235387][ T32] r5:8428a400 r4:82918640 [ 1325.235411][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.235479][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.235586][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 [ 1325.235649][ T32] r4:00000000 [ 1325.235782][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.235892][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.235973][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.236058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bb380 [ 1325.236131][ T32] r4:00000000 [ 1325.236179][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.236270][ T32] r9:83018005 r8:8428a400 r7:00000000 r6:83018000 r5:00001000 r4:7f56b000 [ 1325.236315][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.236399][ T32] r5:00001000 r4:ed4b3000 [ 1325.236488][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.236596][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.236682][ T32] r5:849be38c r4:849be000 [ 1325.236730][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.236833][ T32] r7:dddced40 r6:83018000 r5:849be38c r4:84733f00 [ 1325.236885][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.236980][ T32] r10:61c88647 r9:8428a400 r8:84733f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.237028][ T32] r4:84733f00 [ 1325.237068][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.237155][ T32] r10:00000000 r9:84733f00 r8:8027ed34 r7:dfb4de60 r6:84733f80 r5:8428a400 [ 1325.237227][ T32] r4:00000001 [ 1325.237278][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.237357][ T32] Exception stack(0xdfa91fb0 to 0xdfa91ff8) [ 1325.237413][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.237473][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.237540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.237605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.237652][ T32] r4:84b4c140 [ 1325.238154][ T32] INFO: task kworker/0:35:3198 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.238196][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.238276][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.238359][ T32] Call trace: [ 1325.238483][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.238543][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.238596][ T32] r4:00000000 [ 1325.238764][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.238809][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.238839][ T32] 9d20: d5296000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.238868][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.238891][ T32] 9d60: 800f0013 ffffffff [ 1325.238913][ T32] r5:800f0013 r4:80239bd0 [ 1325.238932][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.238974][ T32] r4:82ac11e4 [ 1325.239024][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.239070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.239130][ T32] r4:e0679dc0 [ 1325.239163][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.239223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.239261][ T32] r4:00000000 [ 1325.239284][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.239329][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.239366][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.239427][ T32] r5:00001000 r4:dfadd000 [ 1325.239449][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.239517][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.239826][ T32] r5:8503d38c r4:8503d000 [ 1325.265594][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.265870][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.265930][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.266035][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.266082][ T32] r4:85066f80 [ 1325.266125][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.266215][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.266242][ T32] r4:00000001 [ 1325.266330][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.266371][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.266411][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.266515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.266551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.266583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.266604][ T32] r4:85086c80 [ 1325.266628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.266660][ T32] INFO: task kworker/0:36:3201 blocked for more than 451 seconds. [ 1325.266729][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.266790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.266847][ T32] task:kworker/0:36 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.266917][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.267000][ T32] Call trace: [ 1325.267103][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.267156][ T32] r10:82918644 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:842c4800 [ 1325.267180][ T32] r4:842c4800 [ 1325.267199][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.267237][ T32] r5:842c4800 r4:82918640 [ 1325.267258][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.267411][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.267463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 [ 1325.267518][ T32] r4:00000000 [ 1325.267573][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.267618][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.267660][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.267765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a980 [ 1325.267806][ T32] r4:00000000 [ 1325.267842][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.267896][ T32] r9:83018005 r8:842c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f563000 [ 1325.267919][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.267990][ T32] r5:00001000 r4:ed479000 [ 1325.268050][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.268098][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.268140][ T32] r5:849bf38c r4:849bf000 [ 1325.268207][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.268259][ T32] r7:dddced40 r6:83018000 r5:849bf38c r4:84b4b000 [ 1325.268279][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.268325][ T32] r10:61c88647 r9:842c4800 r8:84b4b02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.268389][ T32] r4:84b4b000 [ 1325.268445][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.268495][ T32] r10:00000000 r9:84b4b000 r8:8027ed34 r7:dfb4de60 r6:84b4b080 r5:842c4800 [ 1325.268524][ T32] r4:00000001 [ 1325.268548][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.268583][ T32] Exception stack(0xdfbbdfb0 to 0xdfbbdff8) [ 1325.268608][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.268665][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.268696][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.268754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.268789][ T32] r4:84b4c180 [ 1325.269299][ T32] INFO: task kworker/0:36:3201 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.269426][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.269618][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.269731][ T32] Call trace: [ 1325.269820][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.280855][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.280938][ T32] r4:00000000 [ 1325.280987][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.281111][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.281184][ T32] 9d20: d55b7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.281244][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.281294][ T32] 9d60: 800f0013 ffffffff [ 1325.281366][ T32] r5:800f0013 r4:80239bd0 [ 1325.281418][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.281505][ T32] r4:82ac11e4 [ 1325.281590][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.281678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.281720][ T32] r4:e0679dc0 [ 1325.281757][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.281844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.281934][ T32] r4:00000000 [ 1325.282007][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.282098][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.282139][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.282218][ T32] r5:00001000 r4:dfadd000 [ 1325.282275][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.282352][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.282427][ T32] r5:8503d38c r4:8503d000 [ 1325.282466][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.282554][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.282609][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.282696][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.282738][ T32] r4:85066f80 [ 1325.282793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.282879][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.282921][ T32] r4:00000001 [ 1325.283036][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.283112][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.283162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.283213][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.283261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.283314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.283354][ T32] r4:85086c80 [ 1325.283420][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.283479][ T32] INFO: task kworker/0:37:3203 blocked for more than 451 seconds. [ 1325.283570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.283650][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.283738][ T32] task:kworker/0:37 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.283865][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.284091][ T32] Call trace: [ 1325.284202][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.284306][ T32] r10:82918644 r9:dfbc1d84 r8:00000002 r7:60000013 r6:dfbc1d8c r5:8330e000 [ 1325.284388][ T32] r4:8330e000 [ 1325.284435][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.284569][ T32] r5:8330e000 r4:82918640 [ 1325.284706][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.284792][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.284875][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 [ 1325.284915][ T32] r4:00000000 [ 1325.284954][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.285102][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.285185][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.285263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a600 [ 1325.285303][ T32] r4:00000000 [ 1325.285337][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.285416][ T32] r9:83018005 r8:8330e000 r7:00000000 r6:83018000 r5:00001000 r4:7f567000 [ 1325.285456][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.285576][ T32] r5:00001000 r4:ed499000 [ 1325.285641][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.285729][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.285822][ T32] r5:849beb8c r4:849be800 [ 1325.285887][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.285979][ T32] r7:dddced40 r6:83018000 r5:849beb8c r4:84b4b100 [ 1325.286027][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.286132][ T32] r10:61c88647 r9:8330e000 r8:84b4b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.286187][ T32] r4:84b4b100 [ 1325.286248][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.286338][ T32] r10:00000000 r9:84b4b100 r8:8027ed34 r7:dfbbde60 r6:84b4b180 r5:8330e000 [ 1325.286382][ T32] r4:00000001 [ 1325.286442][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.286542][ T32] Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) [ 1325.286626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.286713][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.286861][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.286966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.287016][ T32] r4:84b4c2c0 [ 1325.287866][ T32] INFO: task kworker/0:37:3203 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.287938][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.288078][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.288195][ T32] Call trace: [ 1325.288260][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.288352][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.288398][ T32] r4:00000000 [ 1325.288439][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.288520][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.288601][ T32] 9d20: d55b7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.288664][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.288710][ T32] 9d60: 800f0013 ffffffff [ 1325.288755][ T32] r5:800f0013 r4:80239bd0 [ 1325.288799][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.288896][ T32] r4:82ac11e4 [ 1325.288943][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.289026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.289070][ T32] r4:e0679dc0 [ 1325.289111][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.289208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.289261][ T32] r4:00000000 [ 1325.289302][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.289408][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.289482][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.289573][ T32] r5:00001000 r4:dfadd000 [ 1325.289617][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.289692][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.289789][ T32] r5:8503d38c r4:8503d000 [ 1325.289836][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.320595][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.320707][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.320788][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.320812][ T32] r4:85066f80 [ 1325.320832][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.320879][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.321015][ T32] r4:00000001 [ 1325.321039][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.321077][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.321135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.321168][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.321226][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.321286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.321311][ T32] r4:85086c80 [ 1325.321335][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.321406][ T32] INFO: task kworker/0:38:3204 blocked for more than 451 seconds. [ 1325.321511][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.321603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.321630][ T32] task:kworker/0:38 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.321715][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.321872][ T32] Call trace: [ 1325.321932][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.322036][ T32] r10:82918644 r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:8330d400 [ 1325.322065][ T32] r4:8330d400 [ 1325.322112][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.322157][ T32] r5:8330d400 r4:82918640 [ 1325.322178][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.322218][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.322263][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 [ 1325.322284][ T32] r4:00000000 [ 1325.322330][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.322398][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.322469][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.322531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a740 [ 1325.322557][ T32] r4:00000000 [ 1325.322577][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.322623][ T32] r9:83018005 r8:8330d400 r7:00000000 r6:83018000 r5:00001000 r4:7f565000 [ 1325.322645][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.322686][ T32] r5:00001000 r4:ed489000 [ 1325.322706][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.322747][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.322788][ T32] r5:849bef8c r4:849bec00 [ 1325.322807][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.322849][ T32] r7:dddced40 r6:83018000 r5:849bef8c r4:84b4b200 [ 1325.322869][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.322912][ T32] r10:61c88647 r9:8330d400 r8:84b4b22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.322951][ T32] r4:84b4b200 [ 1325.322973][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.323074][ T32] r10:00000000 r9:84b4b200 r8:8027ed34 r7:dfbbde60 r6:84b4b280 r5:8330d400 [ 1325.323129][ T32] r4:00000001 [ 1325.323151][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.323187][ T32] Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) [ 1325.323212][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.323241][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.323267][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.323295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.323316][ T32] r4:84b4c2c0 [ 1325.323816][ T32] INFO: task kworker/0:38:3204 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.323911][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.324003][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.324060][ T32] Call trace: [ 1325.324124][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.324186][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.324283][ T32] r4:00000000 [ 1325.324322][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.324402][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.324467][ T32] 9d20: d5a59000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.324575][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.324627][ T32] 9d60: 800f0013 ffffffff [ 1325.324672][ T32] r5:800f0013 r4:80239bd0 [ 1325.324748][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.324851][ T32] r4:82ac11e4 [ 1325.324901][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.324991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.325061][ T32] r4:e0679dc0 [ 1325.325121][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.325208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.325257][ T32] r4:00000000 [ 1325.325319][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.325444][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.325496][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.325608][ T32] r5:00001000 r4:dfadd000 [ 1325.325670][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.325756][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.325844][ T32] r5:8503d38c r4:8503d000 [ 1325.325884][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.325973][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.326017][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.326105][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.326151][ T32] r4:85066f80 [ 1325.326191][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.326278][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.326323][ T32] r4:00000001 [ 1325.326363][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.326431][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.326484][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.326587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.326651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.326709][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.326754][ T32] r4:85086c80 [ 1325.326797][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.326888][ T32] INFO: task kworker/0:39:3207 blocked for more than 451 seconds. [ 1325.326956][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.327003][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.327060][ T32] task:kworker/0:39 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.327176][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.327262][ T32] Call trace: [ 1325.327370][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.327467][ T32] r10:82918644 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:83308c00 [ 1325.327524][ T32] r4:83308c00 [ 1325.327567][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.327648][ T32] r5:83308c00 r4:82918640 [ 1325.327713][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.327813][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.327906][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 [ 1325.327951][ T32] r4:00000000 [ 1325.327989][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.328061][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.328135][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.328218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2ae80 [ 1325.328263][ T32] r4:00000000 [ 1325.328320][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.328427][ T32] r9:83018005 r8:83308c00 r7:00000000 r6:83018000 r5:00001000 r4:7f561000 [ 1325.328475][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.328595][ T32] r5:00001000 r4:ece93000 [ 1325.328640][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.328716][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.328794][ T32] r5:849bf78c r4:849bf400 [ 1325.328835][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.328922][ T32] r7:dddced40 r6:83018000 r5:849bf78c r4:84b4b300 [ 1325.328969][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.329064][ T32] r10:61c88647 r9:83308c00 r8:84b4b32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.329113][ T32] r4:84b4b300 [ 1325.329155][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.329238][ T32] r10:00000000 r9:84b4b300 r8:8027ed34 r7:dfbbde60 r6:84b4b380 r5:83308c00 [ 1325.329283][ T32] r4:00000001 [ 1325.329321][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.329412][ T32] Exception stack(0xdfbcdfb0 to 0xdfbcdff8) [ 1325.329519][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.329588][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.329661][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.329758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.329816][ T32] r4:84b4c640 [ 1325.358400][ T32] INFO: task kworker/0:39:3207 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.358603][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.358798][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.358932][ T32] Call trace: [ 1325.359027][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.359147][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.359200][ T32] r4:00000000 [ 1325.359245][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.359346][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.359414][ T32] 9d20: d5c56000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.359475][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.359534][ T32] 9d60: 800f0013 ffffffff [ 1325.359600][ T32] r5:800f0013 r4:80239bd0 [ 1325.359650][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.359761][ T32] r4:82ac11e4 [ 1325.359819][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.361264][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.361349][ T32] r4:e0679dc0 [ 1325.361399][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.361522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.361580][ T32] r4:00000000 [ 1325.361646][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.361745][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.361811][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.361940][ T32] r5:00001000 r4:dfadd000 [ 1325.361992][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.362077][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.362164][ T32] r5:8503d38c r4:8503d000 [ 1325.362208][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.362302][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.362345][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.362431][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.362497][ T32] r4:85066f80 [ 1325.362571][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.362670][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.362718][ T32] r4:00000001 [ 1325.362758][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.362832][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.362889][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.362946][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.363000][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.363057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.363101][ T32] r4:85086c80 [ 1325.363146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.363202][ T32] INFO: task kworker/0:40:3209 blocked for more than 451 seconds. [ 1325.363266][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.363316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.363360][ T32] task:kworker/0:40 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.363481][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.363600][ T32] Call trace: [ 1325.363736][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.363835][ T32] r10:82918644 r9:dfbd1d84 r8:00000002 r7:60000113 r6:dfbd1d8c r5:83309800 [ 1325.363882][ T32] r4:83309800 [ 1325.363946][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.364029][ T32] r5:83309800 r4:82918640 [ 1325.364088][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.364171][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.364261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd1e08 [ 1325.364310][ T32] r4:00000000 [ 1325.364352][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.364453][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.364559][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.364663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a180 [ 1325.364710][ T32] r4:00000000 [ 1325.364768][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.364868][ T32] r9:83018005 r8:83309800 r7:00000000 r6:83018000 r5:00001000 r4:7f531000 [ 1325.364917][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.365001][ T32] r5:00001000 r4:ed43f000 [ 1325.365042][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.365144][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.365232][ T32] r5:85a5678c r4:85a56400 [ 1325.365315][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.365406][ T32] r7:dddced40 r6:83018000 r5:85a5678c r4:84b4b400 [ 1325.365450][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.365548][ T32] r10:61c88647 r9:83309800 r8:84b4b42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.365595][ T32] r4:84b4b400 [ 1325.365670][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.365765][ T32] r10:00000000 r9:84b4b400 r8:8027ed34 r7:dfbcde60 r6:84b4b480 r5:83309800 [ 1325.365984][ T32] r4:00000001 [ 1325.366035][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.366104][ T32] Exception stack(0xdfbd1fb0 to 0xdfbd1ff8) [ 1325.366223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.366347][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.366409][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.366466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.366518][ T32] r4:84b4c700 [ 1325.367366][ T32] INFO: task kworker/0:40:3209 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.367455][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.367818][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.367916][ T32] Call trace: [ 1325.368021][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.368122][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.368191][ T32] r4:00000000 [ 1325.368256][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.368344][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.368406][ T32] 9d20: d5c56000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.368467][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.368525][ T32] 9d60: 800f0013 ffffffff [ 1325.368574][ T32] r5:800f0013 r4:80239bd0 [ 1325.368618][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.368724][ T32] r4:82ac11e4 [ 1325.368773][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.368859][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.368906][ T32] r4:e0679dc0 [ 1325.368948][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.369034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.369082][ T32] r4:00000000 [ 1325.369129][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.369219][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.369269][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.369377][ T32] r5:00001000 r4:dfadd000 [ 1325.369462][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.369563][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.369667][ T32] r5:8503d38c r4:8503d000 [ 1325.369717][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.369814][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.393378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.393633][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.393682][ T32] r4:85066f80 [ 1325.393721][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.393830][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.393880][ T32] r4:00000001 [ 1325.393939][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.394013][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.394070][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.394124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.394176][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.394234][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.394293][ T32] r4:85086c80 [ 1325.394346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.394429][ T32] INFO: task kworker/0:41:3211 blocked for more than 451 seconds. [ 1325.394518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.394574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.394640][ T32] task:kworker/0:41 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.394793][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.394943][ T32] Call trace: [ 1325.395012][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.395104][ T32] r10:82918644 r9:dfbd5d84 r8:00000002 r7:60000113 r6:dfbd5d8c r5:8330bc00 [ 1325.395146][ T32] r4:8330bc00 [ 1325.395201][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.395282][ T32] r5:8330bc00 r4:82918640 [ 1325.395323][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.395396][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.395521][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 [ 1325.395656][ T32] r4:00000000 [ 1325.395717][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.395793][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.395917][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.396001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a280 [ 1325.396259][ T32] r4:00000000 [ 1325.396479][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.396821][ T32] r9:83018005 r8:8330bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f539000 [ 1325.396871][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.396952][ T32] r5:00001000 r4:ed475000 [ 1325.397141][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.397226][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.397454][ T32] r5:849bfb8c r4:849bf800 [ 1325.397584][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.397926][ T32] r7:dddced40 r6:83018000 r5:849bfb8c r4:84b4b500 [ 1325.398018][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.398242][ T32] r10:61c88647 r9:8330bc00 r8:84b4b52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.398469][ T32] r4:84b4b500 [ 1325.398595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.398684][ T32] r10:00000000 r9:84b4b500 r8:8027ed34 r7:dfbd1e60 r6:84b4b580 r5:8330bc00 [ 1325.398726][ T32] r4:00000001 [ 1325.398830][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.399065][ T32] Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) [ 1325.399186][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.399304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.399425][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.399689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.399741][ T32] r4:84b4c840 [ 1325.421528][ T32] INFO: task kworker/0:41:3211 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.421713][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.421915][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.422033][ T32] Call trace: [ 1325.422165][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.422269][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.422314][ T32] r4:00000000 [ 1325.422385][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.422462][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.422527][ T32] 9d20: d5f46000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.422581][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.422717][ T32] 9d60: 800f0013 ffffffff [ 1325.422829][ T32] r5:800f0013 r4:80239bd0 [ 1325.422948][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.423073][ T32] r4:82ac11e4 [ 1325.423119][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.423200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.423261][ T32] r4:e0679dc0 [ 1325.423336][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.423425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.423468][ T32] r4:00000000 [ 1325.423512][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.423600][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.423641][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.423742][ T32] r5:00001000 r4:dfadd000 [ 1325.423787][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.423884][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.423967][ T32] r5:8503d38c r4:8503d000 [ 1325.424007][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.424092][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.424133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.424311][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.424391][ T32] r4:85066f80 [ 1325.424472][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.424590][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.424656][ T32] r4:00000001 [ 1325.424705][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.424782][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.424837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.424923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.424985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.425202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.425261][ T32] r4:85086c80 [ 1325.425328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.425391][ T32] INFO: task kworker/0:42:3213 blocked for more than 451 seconds. [ 1325.426298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.426405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.426458][ T32] task:kworker/0:42 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.426563][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.426972][ T32] Call trace: [ 1325.427371][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.427471][ T32] r10:82918644 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:8330ec00 [ 1325.427522][ T32] r4:8330ec00 [ 1325.427562][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.427636][ T32] r5:8330ec00 r4:82918640 [ 1325.427719][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.427804][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.427889][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 [ 1325.427931][ T32] r4:00000000 [ 1325.427968][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.428044][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.428113][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.428207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bb840 [ 1325.428314][ T32] r4:00000000 [ 1325.428356][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.428439][ T32] r9:83018005 r8:8330ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f48f000 [ 1325.428481][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.428591][ T32] r5:00001000 r4:ed2cd000 [ 1325.428698][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.428778][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.428854][ T32] r5:8597378c r4:85973400 [ 1325.428890][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.428972][ T32] r7:dddced40 r6:83018000 r5:8597378c r4:84b4b600 [ 1325.429012][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.429118][ T32] r10:61c88647 r9:8330ec00 r8:84b4b62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.429224][ T32] r4:84b4b600 [ 1325.429297][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.429385][ T32] r10:00000000 r9:84b4b600 r8:8027ed34 r7:dfbd5e60 r6:84b4b680 r5:8330ec00 [ 1325.429447][ T32] r4:00000001 [ 1325.429488][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.429620][ T32] Exception stack(0xdfbddfb0 to 0xdfbddff8) [ 1325.429674][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.429742][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.429830][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.457838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.457924][ T32] r4:84b4cb40 [ 1325.458778][ T32] INFO: task kworker/0:42:3213 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.458937][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.459126][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.459248][ T32] Call trace: [ 1325.459382][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.459495][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.459552][ T32] r4:00000000 [ 1325.459594][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.459708][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.459782][ T32] 9d20: d618a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.459932][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.470490][ T32] 9d60: 800f0013 ffffffff [ 1325.470573][ T32] r5:800f0013 r4:80239bd0 [ 1325.470624][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.470731][ T32] r4:82ac11e4 [ 1325.470778][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.470864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.470929][ T32] r4:e0679dc0 [ 1325.470979][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.471064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.471108][ T32] r4:00000000 [ 1325.471146][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.471255][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.471412][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.471564][ T32] r5:00001000 r4:dfadd000 [ 1325.471631][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.471785][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.471893][ T32] r5:8503d38c r4:8503d000 [ 1325.471938][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.472022][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.472078][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.472190][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.472238][ T32] r4:85066f80 [ 1325.472276][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.472358][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.472399][ T32] r4:00000001 [ 1325.472436][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.472500][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.472616][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.472744][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.472801][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.472854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.472895][ T32] r4:85086c80 [ 1325.472950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.473062][ T32] INFO: task kworker/0:43:3215 blocked for more than 452 seconds. [ 1325.473128][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.473186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.473274][ T32] task:kworker/0:43 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.473378][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.473485][ T32] Call trace: [ 1325.473588][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.473688][ T32] r10:82918644 r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:8330c800 [ 1325.473732][ T32] r4:8330c800 [ 1325.473771][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.473843][ T32] r5:8330c800 r4:82918640 [ 1325.473882][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.473953][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.474032][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 [ 1325.474644][ T32] r4:00000000 [ 1325.474703][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.474785][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.474859][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.475082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c900 [ 1325.475278][ T32] r4:00000000 [ 1325.475337][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.475438][ T32] r9:83018005 r8:8330c800 r7:00000000 r6:83018000 r5:00001000 r4:7f449000 [ 1325.475487][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.475582][ T32] r5:00001000 r4:ed48d000 [ 1325.475624][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.475929][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.476040][ T32] r5:85972f8c r4:85972c00 [ 1325.476233][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.476372][ T32] r7:dddced40 r6:83018000 r5:85972f8c r4:84b4b700 [ 1325.476421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.476515][ T32] r10:61c88647 r9:8330c800 r8:84b4b72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.476570][ T32] r4:84b4b700 [ 1325.476640][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.476732][ T32] r10:00000000 r9:84b4b700 r8:8027ed34 r7:dfbdde60 r6:84b4b780 r5:8330c800 [ 1325.476781][ T32] r4:00000001 [ 1325.476823][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.476889][ T32] Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) [ 1325.476967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.477041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.477093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.477148][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.477205][ T32] r4:84b4c840 [ 1325.478133][ T32] INFO: task kworker/0:43:3215 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.478204][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.478314][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.478437][ T32] Call trace: [ 1325.478795][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.478889][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.478955][ T32] r4:00000000 [ 1325.478999][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.479144][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.479248][ T32] 9d20: d64b6000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.479311][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.479360][ T32] 9d60: 800f0013 ffffffff [ 1325.479405][ T32] r5:800f0013 r4:80239bd0 [ 1325.479444][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.479559][ T32] r4:82ac11e4 [ 1325.479614][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.479765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.479912][ T32] r4:e0679dc0 [ 1325.500247][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.500326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.500388][ T32] r4:00000000 [ 1325.500443][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.500496][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.500524][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.500570][ T32] r5:00001000 r4:dfadd000 [ 1325.500589][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.500628][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.500700][ T32] r5:8503d38c r4:8503d000 [ 1325.500762][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.500834][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.500889][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.500960][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.500984][ T32] r4:85066f80 [ 1325.501025][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.501083][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.501113][ T32] r4:00000001 [ 1325.501153][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.501192][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.501221][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.501273][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.501302][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.501330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.501352][ T32] r4:85086c80 [ 1325.501373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.501439][ T32] INFO: task kworker/0:44:3216 blocked for more than 452 seconds. [ 1325.501475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.501513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.501545][ T32] task:kworker/0:44 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.501598][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.501668][ T32] Call trace: [ 1325.501721][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.501773][ T32] r10:82918644 r9:dfa85d84 r8:00000002 r7:60000113 r6:dfa85d8c r5:8330a400 [ 1325.501795][ T32] r4:8330a400 [ 1325.501826][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.501868][ T32] r5:8330a400 r4:82918640 [ 1325.501911][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.501953][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.502019][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 [ 1325.502072][ T32] r4:00000000 [ 1325.502103][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.502164][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.502224][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.502283][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c740 [ 1325.502313][ T32] r4:00000000 [ 1325.502353][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.502400][ T32] r9:83018005 r8:8330a400 r7:00000000 r6:83018000 r5:00001000 r4:7f42f000 [ 1325.502421][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.502482][ T32] r5:00001000 r4:ed449000 [ 1325.502524][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.502584][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.502651][ T32] r5:85972b8c r4:85972800 [ 1325.502696][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.502744][ T32] r7:dddced40 r6:83018000 r5:85972b8c r4:84b4b800 [ 1325.502765][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.502809][ T32] r10:61c88647 r9:8330a400 r8:84b4b82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.502831][ T32] r4:84b4b800 [ 1325.502849][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.502893][ T32] r10:00000000 r9:84b4b800 r8:8027ed34 r7:dfbe9e60 r6:84b4b880 r5:8330a400 [ 1325.502914][ T32] r4:00000001 [ 1325.502954][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.502993][ T32] Exception stack(0xdfa85fb0 to 0xdfa85ff8) [ 1325.503019][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.503047][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.503073][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.503101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.503122][ T32] r4:84b4c840 [ 1325.503583][ T32] INFO: task kworker/0:44:3216 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.503616][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.503738][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.503810][ T32] Call trace: [ 1325.503845][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.503915][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.503941][ T32] r4:00000000 [ 1325.503960][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.503998][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.504027][ T32] 9d20: d65cb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.504076][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.504104][ T32] 9d60: 800f0013 ffffffff [ 1325.504126][ T32] r5:800f0013 r4:80239bd0 [ 1325.504155][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.504200][ T32] r4:82ac11e4 [ 1325.504240][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.504305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.504340][ T32] r4:e0679dc0 [ 1325.504361][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.504403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.504424][ T32] r4:00000000 [ 1325.504465][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.504541][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.504595][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.504645][ T32] r5:00001000 r4:dfadd000 [ 1325.504674][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.504725][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.504791][ T32] r5:8503d38c r4:8503d000 [ 1325.504818][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.504865][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.504902][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.504971][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.504997][ T32] r4:85066f80 [ 1325.505016][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.505060][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.505103][ T32] r4:00000001 [ 1325.505147][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.505216][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.505244][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.505292][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.505360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.505390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.505441][ T32] r4:85086c80 [ 1325.505483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.505546][ T32] INFO: task kworker/0:45:3218 blocked for more than 452 seconds. [ 1325.505578][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.505602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.505622][ T32] task:kworker/0:45 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.505666][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.505707][ T32] Call trace: [ 1325.505737][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.505845][ T32] r10:82918644 r9:dfbf1d84 r8:00000002 r7:60000113 r6:dfbf1d8c r5:838b6000 [ 1325.505882][ T32] r4:838b6000 [ 1325.505901][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.505972][ T32] r5:838b6000 r4:82918640 [ 1325.505994][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.506034][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.506126][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 [ 1325.506153][ T32] r4:00000000 [ 1325.506201][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.506241][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.506277][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.506318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c600 [ 1325.506366][ T32] r4:00000000 [ 1325.506388][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.506433][ T32] r9:83018005 r8:838b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f3eb000 [ 1325.506453][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.506493][ T32] r5:00001000 r4:ecdc9000 [ 1325.506516][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.506555][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.506596][ T32] r5:8597238c r4:85972000 [ 1325.506614][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.506680][ T32] r7:dddced40 r6:83018000 r5:8597238c r4:84b4b900 [ 1325.506703][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.506770][ T32] r10:61c88647 r9:838b6000 r8:84b4b92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.506805][ T32] r4:84b4b900 [ 1325.506827][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.506871][ T32] r10:00000000 r9:84b4b900 r8:8027ed34 r7:dfbe9e60 r6:84b4b980 r5:838b6000 [ 1325.506893][ T32] r4:00000001 [ 1325.506941][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.506978][ T32] Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) [ 1325.507005][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.507032][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.507091][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.507121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.507142][ T32] r4:84b5e080 [ 1325.507451][ T32] INFO: task kworker/0:45:3218 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.507482][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.507576][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.507684][ T32] Call trace: [ 1325.507740][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.507813][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.507867][ T32] r4:00000000 [ 1325.507889][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.507927][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.507956][ T32] 9d20: d65cb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.508019][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.508129][ T32] 9d60: 800f0013 ffffffff [ 1325.508171][ T32] r5:800f0013 r4:80239bd0 [ 1325.508197][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.508242][ T32] r4:82ac11e4 [ 1325.508263][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.508349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.508421][ T32] r4:e0679dc0 [ 1325.508474][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.508533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.508558][ T32] r4:00000000 [ 1325.508606][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.508659][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.508710][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.508759][ T32] r5:00001000 r4:dfadd000 [ 1325.508779][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.508846][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.508892][ T32] r5:8503d38c r4:8503d000 [ 1325.508911][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.508956][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.508977][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.509050][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.509102][ T32] r4:85066f80 [ 1325.509157][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.509208][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.509261][ T32] r4:00000001 [ 1325.509310][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.509374][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.509404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.509453][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.509522][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.509556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.509608][ T32] r4:85086c80 [ 1325.509632][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.509688][ T32] INFO: task kworker/0:46:3221 blocked for more than 452 seconds. [ 1325.509723][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.509746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.509770][ T32] task:kworker/0:46 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.509906][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.531502][ T32] Call trace: [ 1325.531576][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.531675][ T32] r10:82918644 r9:dfbfdd84 r8:00000002 r7:60000113 r6:dfbfdd8c r5:838b1800 [ 1325.531704][ T32] r4:838b1800 [ 1325.531725][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.531795][ T32] r5:838b1800 r4:82918640 [ 1325.531841][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.531887][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.531944][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 [ 1325.531992][ T32] r4:00000000 [ 1325.532018][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.532056][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.532097][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.532136][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4cc80 [ 1325.532182][ T32] r4:00000000 [ 1325.532205][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.532276][ T32] r9:83018005 r8:838b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f3d9000 [ 1325.532408][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.532456][ T32] r5:00001000 r4:ec963000 [ 1325.532489][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.532535][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.532577][ T32] r5:85971f8c r4:85971c00 [ 1325.532607][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.532706][ T32] r7:dddced40 r6:83018000 r5:85971f8c r4:84b4ba00 [ 1325.532733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.532785][ T32] r10:61c88647 r9:838b1800 r8:84b4ba2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.532822][ T32] r4:84b4ba00 [ 1325.532845][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.532943][ T32] r10:00000000 r9:84b4ba00 r8:8027ed34 r7:dfbe9e60 r6:84b4ba80 r5:838b1800 [ 1325.532967][ T32] r4:00000001 [ 1325.532986][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.533055][ T32] Exception stack(0xdfbfdfb0 to 0xdfbfdff8) [ 1325.533109][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.533162][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.533226][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.533269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.533313][ T32] r4:84b5e180 [ 1325.533800][ T32] INFO: task kworker/0:46:3221 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.533873][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.533994][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.534088][ T32] Call trace: [ 1325.534131][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.534202][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.534252][ T32] r4:00000000 [ 1325.534273][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.534333][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.534367][ T32] 9d20: d6b94000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.534430][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.534463][ T32] 9d60: 800f0013 ffffffff [ 1325.534499][ T32] r5:800f0013 r4:80239bd0 [ 1325.534556][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.534604][ T32] r4:82ac11e4 [ 1325.534648][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.534717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.534768][ T32] r4:e0679dc0 [ 1325.534803][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.534851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.534873][ T32] r4:00000000 [ 1325.534892][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.534936][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.534957][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.535020][ T32] r5:00001000 r4:dfadd000 [ 1325.535050][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.535134][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.535180][ T32] r5:8503d38c r4:8503d000 [ 1325.535221][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.535297][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.535322][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.535370][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.535406][ T32] r4:85066f80 [ 1325.535488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.535551][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.535573][ T32] r4:00000001 [ 1325.535623][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.535686][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.535801][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.535897][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.535928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.535984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.536039][ T32] r4:85086c80 [ 1325.536091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.536149][ T32] INFO: task kworker/0:47:3223 blocked for more than 452 seconds. [ 1325.536188][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.536232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.536278][ T32] task:kworker/0:47 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.536330][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.536374][ T32] Call trace: [ 1325.536453][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.536513][ T32] r10:82918644 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:838b2400 [ 1325.536562][ T32] r4:838b2400 [ 1325.536600][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.536684][ T32] r5:838b2400 r4:82918640 [ 1325.536731][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.536779][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.536825][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 [ 1325.536912][ T32] r4:00000000 [ 1325.536935][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.536974][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.537034][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.537103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c400 [ 1325.537164][ T32] r4:00000000 [ 1325.537186][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.537230][ T32] r9:83018005 r8:838b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f3fd000 [ 1325.537250][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.537291][ T32] r5:00001000 r4:ed0c7000 [ 1325.537331][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.537394][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.537458][ T32] r5:8597278c r4:85972400 [ 1325.537480][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.537540][ T32] r7:dddced40 r6:83018000 r5:8597278c r4:84b4bb00 [ 1325.537564][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.537610][ T32] r10:61c88647 r9:838b2400 r8:84b4bb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.537632][ T32] r4:84b4bb00 [ 1325.537650][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.537692][ T32] r10:00000000 r9:84b4bb00 r8:8027ed34 r7:dfbe9e60 r6:84b4bb80 r5:838b2400 [ 1325.537712][ T32] r4:00000001 [ 1325.537730][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.537776][ T32] Exception stack(0xdfc11fb0 to 0xdfc11ff8) [ 1325.537810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.537868][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.537897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.537926][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.537948][ T32] r4:84b5e340 [ 1325.538244][ T32] INFO: task kworker/0:47:3223 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.538287][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.538380][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.538452][ T32] Call trace: [ 1325.538589][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.538647][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.538695][ T32] r4:00000000 [ 1325.538767][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.538813][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.538848][ T32] 9d20: d6b94000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.538876][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.538905][ T32] 9d60: 800f0013 ffffffff [ 1325.538929][ T32] r5:800f0013 r4:80239bd0 [ 1325.538996][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.539046][ T32] r4:82ac11e4 [ 1325.539089][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.539156][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.539201][ T32] r4:e0679dc0 [ 1325.539249][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.539317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.539342][ T32] r4:00000000 [ 1325.539362][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.539405][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.539425][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.539465][ T32] r5:00001000 r4:dfadd000 [ 1325.539508][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.539551][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.539602][ T32] r5:8503d38c r4:8503d000 [ 1325.539632][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.539696][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.539716][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.539761][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.539782][ T32] r4:85066f80 [ 1325.539801][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.539845][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.539932][ T32] r4:00000001 [ 1325.560703][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.560771][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.560825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.560864][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.560891][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.560921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.560944][ T32] r4:85086c80 [ 1325.560965][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.560993][ T32] INFO: task kworker/0:48:3225 blocked for more than 452 seconds. [ 1325.561025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.561072][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.561097][ T32] task:kworker/0:48 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.561173][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.561241][ T32] Call trace: [ 1325.561321][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.561372][ T32] r10:82918644 r9:dfc19d84 r8:00000002 r7:60000113 r6:dfc19d8c r5:838b5400 [ 1325.561394][ T32] r4:838b5400 [ 1325.561412][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.561450][ T32] r5:838b5400 r4:82918640 [ 1325.561470][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.561536][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.561586][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 [ 1325.561608][ T32] r4:00000000 [ 1325.561626][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.561662][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.561722][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.561767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bb740 [ 1325.561790][ T32] r4:00000000 [ 1325.561810][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.561864][ T32] r9:83018005 r8:838b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f48d000 [ 1325.561889][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.561931][ T32] r5:00001000 r4:ed2b3000 [ 1325.561951][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.562009][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.562053][ T32] r5:8597338c r4:85973000 [ 1325.562105][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.562154][ T32] r7:dddced40 r6:83018000 r5:8597338c r4:84b4bc00 [ 1325.562175][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.562218][ T32] r10:61c88647 r9:838b5400 r8:84b4bc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.562239][ T32] r4:84b4bc00 [ 1325.562278][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.562345][ T32] r10:00000000 r9:84b4bc00 r8:8027ed34 r7:dfbe9e60 r6:84b4bc80 r5:838b5400 [ 1325.562370][ T32] r4:00000001 [ 1325.562390][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.562423][ T32] Exception stack(0xdfc19fb0 to 0xdfc19ff8) [ 1325.562470][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.562501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.562534][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.562561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.562581][ T32] r4:84b5e400 [ 1325.562999][ T32] INFO: task kworker/0:48:3225 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.563031][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.563087][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.563155][ T32] Call trace: [ 1325.563190][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.563248][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.563275][ T32] r4:00000000 [ 1325.563293][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.563331][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.563360][ T32] 9d20: d717e000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.563408][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.563457][ T32] 9d60: 800f0013 ffffffff [ 1325.563496][ T32] r5:800f0013 r4:80239bd0 [ 1325.563567][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.563611][ T32] r4:82ac11e4 [ 1325.563630][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.563717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.563754][ T32] r4:e0679dc0 [ 1325.563794][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.563839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.563861][ T32] r4:00000000 [ 1325.563900][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.563948][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.563969][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.564054][ T32] r5:00001000 r4:dfadd000 [ 1325.564076][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.564115][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.564155][ T32] r5:8503d38c r4:8503d000 [ 1325.564174][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.564239][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.564262][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.564330][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.564385][ T32] r4:85066f80 [ 1325.564410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.564491][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.564546][ T32] r4:00000001 [ 1325.564569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.564626][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.564655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.564682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.564709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.564745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.564769][ T32] r4:85086c80 [ 1325.564788][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.564826][ T32] INFO: task kworker/0:49:3227 blocked for more than 452 seconds. [ 1325.564856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.564879][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.564941][ T32] task:kworker/0:49 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.564988][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.565158][ T32] Call trace: [ 1325.565193][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.565261][ T32] r10:82918644 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:838b3c00 [ 1325.565287][ T32] r4:838b3c00 [ 1325.565326][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.565391][ T32] r5:838b3c00 r4:82918640 [ 1325.565449][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.565560][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.565610][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 [ 1325.565632][ T32] r4:00000000 [ 1325.565650][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.565687][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.565827][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.565939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a080 [ 1325.565976][ T32] r4:00000000 [ 1325.565995][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.566076][ T32] r9:83018005 r8:838b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f52b000 [ 1325.566101][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.566165][ T32] r5:00001000 r4:ed391000 [ 1325.566187][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.566228][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.566269][ T32] r5:85973f8c r4:85973c00 [ 1325.566301][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.566347][ T32] r7:dddced40 r6:83018000 r5:85973f8c r4:84b4bd00 [ 1325.566389][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.566454][ T32] r10:61c88647 r9:838b3c00 r8:84b4bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.566509][ T32] r4:84b4bd00 [ 1325.566560][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.566609][ T32] r10:00000000 r9:84b4bd00 r8:8027ed34 r7:dfc19e60 r6:84b4bd80 r5:838b3c00 [ 1325.566631][ T32] r4:00000001 [ 1325.566648][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.566703][ T32] Exception stack(0xdfc25fb0 to 0xdfc25ff8) [ 1325.566764][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.566795][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.566869][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.566911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.566933][ T32] r4:84b5e540 [ 1325.567222][ T32] INFO: task kworker/0:49:3227 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.567256][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.567457][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.567552][ T32] Call trace: [ 1325.567585][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.567634][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.567683][ T32] r4:00000000 [ 1325.567738][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.567837][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.567871][ T32] 9d20: d717e000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.567901][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.567925][ T32] 9d60: 800f0013 ffffffff [ 1325.567951][ T32] r5:800f0013 r4:80239bd0 [ 1325.567972][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.568042][ T32] r4:82ac11e4 [ 1325.568105][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.568164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.568195][ T32] r4:e0679dc0 [ 1325.568215][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.568278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.568303][ T32] r4:00000000 [ 1325.568334][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.568382][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.568403][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.568456][ T32] r5:00001000 r4:dfadd000 [ 1325.568478][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.568543][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.568588][ T32] r5:8503d38c r4:8503d000 [ 1325.568607][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.568653][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.568683][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.568730][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.568752][ T32] r4:85066f80 [ 1325.568775][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.568818][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.568863][ T32] r4:00000001 [ 1325.568885][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.568921][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.568947][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.568996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.569025][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.569052][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.569073][ T32] r4:85086c80 [ 1325.569092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.569125][ T32] INFO: task kworker/0:50:3229 blocked for more than 452 seconds. [ 1325.569156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.569191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.569215][ T32] task:kworker/0:50 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.569280][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.569324][ T32] Call trace: [ 1325.569399][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.569477][ T32] r10:82918644 r9:dfc05d84 r8:00000002 r7:60000113 r6:dfc05d8c r5:84b08000 [ 1325.569499][ T32] r4:84b08000 [ 1325.569525][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.569564][ T32] r5:84b08000 r4:82918640 [ 1325.569586][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.569648][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.569764][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 [ 1325.569790][ T32] r4:00000000 [ 1325.569833][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.569938][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.602449][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.602547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950600 [ 1325.602608][ T32] r4:00000000 [ 1325.602644][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.602696][ T32] r9:83018005 r8:84b08000 r7:00000000 r6:83018000 r5:00001000 r4:7f4e3000 [ 1325.602719][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.602763][ T32] r5:00001000 r4:ed4e3000 [ 1325.602793][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.602868][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.602921][ T32] r5:85973b8c r4:85973800 [ 1325.602941][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.602987][ T32] r7:dddced40 r6:83018000 r5:85973b8c r4:84b4be00 [ 1325.603007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.603051][ T32] r10:61c88647 r9:84b08000 r8:84b4be2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.603072][ T32] r4:84b4be00 [ 1325.603090][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.603133][ T32] r10:00000000 r9:84b4be00 r8:8027ed34 r7:dfc25e60 r6:84b4be80 r5:84b08000 [ 1325.603153][ T32] r4:00000001 [ 1325.603171][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.603215][ T32] Exception stack(0xdfc05fb0 to 0xdfc05ff8) [ 1325.603247][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.603276][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.603302][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.603329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.603350][ T32] r4:84b5e6c0 [ 1325.603788][ T32] INFO: task kworker/0:50:3229 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.603848][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.603953][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.604007][ T32] Call trace: [ 1325.604039][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.604090][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.604115][ T32] r4:00000000 [ 1325.604161][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.604204][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.604256][ T32] 9d20: d7d60000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.604289][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.604333][ T32] 9d60: 800f0013 ffffffff [ 1325.604358][ T32] r5:800f0013 r4:80239bd0 [ 1325.604410][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.604465][ T32] r4:82ac11e4 [ 1325.604488][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.604570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.604615][ T32] r4:e0679dc0 [ 1325.604637][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.604711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.604764][ T32] r4:00000000 [ 1325.604785][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.604833][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.604854][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.604895][ T32] r5:00001000 r4:dfadd000 [ 1325.604923][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.604987][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.605032][ T32] r5:8503d38c r4:8503d000 [ 1325.605060][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.605109][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.605128][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.605173][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.605195][ T32] r4:85066f80 [ 1325.605235][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.605284][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.605307][ T32] r4:00000001 [ 1325.605326][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.605382][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.605456][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.605498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.605530][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.605579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.605636][ T32] r4:85086c80 [ 1325.605659][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.605697][ T32] INFO: task kworker/0:51:3231 blocked for more than 452 seconds. [ 1325.605732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.605832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.605864][ T32] task:kworker/0:51 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.605940][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.605986][ T32] Call trace: [ 1325.606018][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.606087][ T32] r10:82918644 r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:84b08c00 [ 1325.606113][ T32] r4:84b08c00 [ 1325.606141][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.606184][ T32] r5:84b08c00 r4:82918640 [ 1325.606203][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.606242][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.606309][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 [ 1325.606343][ T32] r4:00000000 [ 1325.606364][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.606423][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.606503][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.606554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2afc0 [ 1325.606588][ T32] r4:00000000 [ 1325.606639][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.606705][ T32] r9:83018005 r8:84b08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f4e3000 [ 1325.606742][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.606791][ T32] r5:00001000 r4:dfc1b000 [ 1325.606811][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.606881][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.606924][ T32] r5:849bff8c r4:849bfc00 [ 1325.606945][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.606988][ T32] r7:dddced40 r6:83018000 r5:849bff8c r4:84b4bf00 [ 1325.607037][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.607085][ T32] r10:61c88647 r9:84b08c00 r8:84b4bf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.607123][ T32] r4:84b4bf00 [ 1325.607156][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.607233][ T32] r10:00000000 r9:84b4bf00 r8:8027ed34 r7:dfc25e60 r6:84b4bf80 r5:84b08c00 [ 1325.607272][ T32] r4:00000001 [ 1325.607322][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.607359][ T32] Exception stack(0xdfc2dfb0 to 0xdfc2dff8) [ 1325.607386][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.607413][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.607439][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.607466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.607486][ T32] r4:84b5e980 [ 1325.607793][ T32] INFO: task kworker/0:51:3231 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.607830][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.607932][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.608009][ T32] Call trace: [ 1325.608064][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.608149][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.608177][ T32] r4:00000000 [ 1325.608195][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.608264][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.608299][ T32] 9d20: d7d60000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.608327][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.608368][ T32] 9d60: 800f0013 ffffffff [ 1325.608415][ T32] r5:800f0013 r4:80239bd0 [ 1325.608437][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.608498][ T32] r4:82ac11e4 [ 1325.608534][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.608602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.608627][ T32] r4:e0679dc0 [ 1325.608666][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.608710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.608771][ T32] r4:00000000 [ 1325.608814][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.608891][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.608938][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.608995][ T32] r5:00001000 r4:dfadd000 [ 1325.609037][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.609086][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.609130][ T32] r5:8503d38c r4:8503d000 [ 1325.609149][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.609193][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.609212][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.609286][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.609313][ T32] r4:85066f80 [ 1325.609333][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.609390][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.609415][ T32] r4:00000001 [ 1325.609455][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.609493][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.609528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.609556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.609582][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.609609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.609631][ T32] r4:85086c80 [ 1325.609649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.609673][ T32] INFO: task kworker/0:52:3232 blocked for more than 452 seconds. [ 1325.609711][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.609737][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.609757][ T32] task:kworker/0:52 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.609838][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.624991][ T32] Call trace: [ 1325.625045][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.625135][ T32] r10:82918644 r9:dfc49d84 r8:00000002 r7:60000113 r6:dfc49d8c r5:84b0a400 [ 1325.625166][ T32] r4:84b0a400 [ 1325.625187][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.625250][ T32] r5:84b0a400 r4:82918640 [ 1325.625276][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.625318][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.625362][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 [ 1325.625384][ T32] r4:00000000 [ 1325.625443][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.625514][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.625588][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.625656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b780 [ 1325.625681][ T32] r4:00000000 [ 1325.625736][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.625815][ T32] r9:83018005 r8:84b0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f611000 [ 1325.625868][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.625917][ T32] r5:00001000 r4:ed21f000 [ 1325.625965][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.626038][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.626084][ T32] r5:849c438c r4:849c4000 [ 1325.626104][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.626150][ T32] r7:dddced40 r6:83018000 r5:849c438c r4:84b68000 [ 1325.626202][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.626254][ T32] r10:61c88647 r9:84b0a400 r8:84b6802c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.626276][ T32] r4:84b68000 [ 1325.626295][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.626338][ T32] r10:00000000 r9:84b68000 r8:8027ed34 r7:dfc2de60 r6:84b68080 r5:84b0a400 [ 1325.626388][ T32] r4:00000001 [ 1325.626410][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.626446][ T32] Exception stack(0xdfc49fb0 to 0xdfc49ff8) [ 1325.626482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.626545][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.626576][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.626606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.626656][ T32] r4:84b5eac0 [ 1325.627104][ T32] INFO: task kworker/0:52:3232 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.627141][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.627222][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.627303][ T32] Call trace: [ 1325.627335][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.627383][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.627405][ T32] r4:00000000 [ 1325.627423][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.627461][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.627521][ T32] 9d20: d7d60000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.627555][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.627578][ T32] 9d60: 800f0013 ffffffff [ 1325.627630][ T32] r5:800f0013 r4:80239bd0 [ 1325.627652][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.627770][ T32] r4:82ac11e4 [ 1325.627810][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.627856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.627906][ T32] r4:e0679dc0 [ 1325.627928][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.627970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.627991][ T32] r4:00000000 [ 1325.628013][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.628058][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.628079][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.628119][ T32] r5:00001000 r4:dfadd000 [ 1325.628138][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.628206][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.628250][ T32] r5:8503d38c r4:8503d000 [ 1325.628269][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.628313][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.628332][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.628397][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.628444][ T32] r4:85066f80 [ 1325.628488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.628540][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.628571][ T32] r4:00000001 [ 1325.628614][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.628652][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.628679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.628715][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.628770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.628821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.628845][ T32] r4:85086c80 [ 1325.628866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.628926][ T32] INFO: task kworker/1:15:3236 blocked for more than 452 seconds. [ 1325.628984][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.629012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.629033][ T32] task:kworker/1:15 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.629086][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.629154][ T32] Call trace: [ 1325.629188][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.629232][ T32] r10:82918644 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:84b0b000 [ 1325.629254][ T32] r4:84b0b000 [ 1325.629294][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.629336][ T32] r5:84b0b000 r4:82918640 [ 1325.629355][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.629424][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.629496][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 [ 1325.629524][ T32] r4:00000000 [ 1325.629543][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.629581][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.629617][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.629657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773c00 [ 1325.629678][ T32] r4:00000000 [ 1325.629696][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.629765][ T32] r9:83018205 r8:84b0b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1325.629811][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.629913][ T32] r5:00001000 r4:ec7b3000 [ 1325.646570][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.646650][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.646697][ T32] r5:8590138c r4:85901000 [ 1325.646743][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.646821][ T32] r7:ddde2d40 r6:83018200 r5:8590138c r4:832a1180 [ 1325.646849][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.646923][ T32] r10:61c88647 r9:84b0b000 r8:832a11ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.646953][ T32] r4:832a1180 [ 1325.646974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.647057][ T32] r10:00000000 r9:832a1180 r8:8027ed34 r7:dfa4de60 r6:84b68100 r5:84b0b000 [ 1325.647104][ T32] r4:00000001 [ 1325.647129][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.647213][ T32] Exception stack(0xdfc61fb0 to 0xdfc61ff8) [ 1325.647294][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.647351][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.647404][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.647448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.647474][ T32] r4:84763200 [ 1325.647953][ T32] INFO: task kworker/1:15:3236 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.648019][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.648135][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.648232][ T32] Call trace: [ 1325.648284][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.648363][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.648391][ T32] r4:00000000 [ 1325.648412][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.648450][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.648516][ T32] 9d20: d81c7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.648581][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.648609][ T32] 9d60: 800f0013 ffffffff [ 1325.648632][ T32] r5:800f0013 r4:80239bd0 [ 1325.648701][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.648765][ T32] r4:82ac11e4 [ 1325.648813][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.648860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.648901][ T32] r4:e0679dc0 [ 1325.648945][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.649001][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.649048][ T32] r4:00000000 [ 1325.649095][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.649168][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.649217][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.649284][ T32] r5:00001000 r4:dfadd000 [ 1325.649307][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.649347][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.649410][ T32] r5:8503d38c r4:8503d000 [ 1325.649468][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.649546][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.649581][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.649640][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.649679][ T32] r4:85066f80 [ 1325.649702][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.649771][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.649798][ T32] r4:00000001 [ 1325.649818][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.649922][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.660219][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.660260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.660289][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.660319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.660342][ T32] r4:85086c80 [ 1325.660363][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.660392][ T32] INFO: task kworker/0:53:3238 blocked for more than 452 seconds. [ 1325.660424][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.660447][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.660469][ T32] task:kworker/0:53 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.660527][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.660604][ T32] Call trace: [ 1325.660676][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.660731][ T32] r10:82918644 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:84b0c800 [ 1325.660767][ T32] r4:84b0c800 [ 1325.660790][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.660832][ T32] r5:84b0c800 r4:82918640 [ 1325.660852][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.660912][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.660984][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 [ 1325.661008][ T32] r4:00000000 [ 1325.661027][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1325.661479][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 27 printk messages dropped ** [ 1325.663231][ T32] 9d60: 800f0013 ffffffff ** 17 printk messages dropped ** [ 1325.664114][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 15 printk messages dropped ** [ 1325.664781][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.665215][ T32] r5:84b0d400 r4:82918640 [ 1325.665234][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.665273][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.665346][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 [ 1325.665371][ T32] r4:00000000 [ 1325.665391][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.665458][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.665497][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.665574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773040 [ 1325.665599][ T32] r4:00000000 [ 1325.665618][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.665660][ T32] r9:83018205 r8:84b0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1325.665714][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.665761][ T32] r5:00001000 r4:ebcf9000 [ 1325.665783][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.665821][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.665883][ T32] r5:858fe78c r4:858fe400 [ 1325.665907][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.665952][ T32] r7:ddde2d40 r6:83018200 r5:858fe78c r4:832a1100 [ 1325.666004][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.666051][ T32] r10:61c88647 r9:84b0d400 r8:832a112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1325.666072][ T32] r4:832a1100 [ 1325.666090][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.666132][ T32] r10:00000000 r9:832a1100 r8:8027ed34 r7:dfc61e60 r6:84b68300 r5:84b0d400 [ 1325.666185][ T32] r4:00000001 [ 1325.666239][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.666314][ T32] Exception stack(0xdfc71fb0 to 0xdfc71ff8) [ 1325.666374][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.666410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.666438][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.666491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.666520][ T32] r4:84763600 [ 1325.666808][ T32] INFO: task kworker/1:16:3240 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.666841][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.666980][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.667028][ T32] Call trace: [ 1325.667079][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.667140][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.667182][ T32] r4:00000000 [ 1325.667208][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.667251][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 2 printk messages dropped ** [ 1325.667384][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.667781][ T32] r4:e0679dc0 ** 5 printk messages dropped ** [ 1325.668018][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.668419][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1325.668943][ T32] INFO: task kworker/0:54:3241 blocked for more than 452 seconds. ** 4 printk messages dropped ** [ 1325.669204][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.669609][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1325.669675][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.669835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578b600 ** 7 printk messages dropped ** [ 1325.692763][ T32] r5:849c5f8c r4:849c5c00 ** 4 printk messages dropped ** [ 1325.693039][ T32] r4:84b68280 ** 6 printk messages dropped ** [ 1325.693304][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.694118][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 ** 13 printk messages dropped ** [ 1325.694712][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 10 printk messages dropped ** [ 1325.695134][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.695658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1325.696061][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.696475][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1325.696595][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1325.696949][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1325.697352][ T32] Exception stack(0xdfc51fb0 to 0xdfc51ff8) ** 7 printk messages dropped ** [ 1325.697880][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1325.698343][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1325.698596][ T32] r4:e0679dc0 [ 1325.698617][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.698658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.698680][ T32] r4:00000000 [ 1325.698699][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.698743][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.698766][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.698807][ T32] r5:00001000 r4:dfadd000 [ 1325.698825][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.698862][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.698902][ T32] r5:8503d38c r4:8503d000 [ 1325.698920][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.698964][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.698983][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.699063][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.699086][ T32] r4:85066f80 [ 1325.699104][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.699150][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.699204][ T32] r4:00000001 [ 1325.699226][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.699264][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.699291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.699318][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.699343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.699401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.699455][ T32] r4:85086c80 [ 1325.699477][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.699500][ T32] INFO: task kworker/0:56:3246 blocked for more than 452 seconds. [ 1325.699563][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.699590][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.699658][ T32] task:kworker/0:56 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.699735][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.699781][ T32] Call trace: [ 1325.699812][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.699933][ T32] r10:82918644 r9:dfc91d84 r8:00000002 r7:60000113 r6:dfc91d8c r5:838b6c00 [ 1325.718810][ T32] r4:838b6c00 [ 1325.718890][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.718955][ T32] r5:838b6c00 r4:82918640 [ 1325.718977][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.719018][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.719089][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 [ 1325.719137][ T32] r4:00000000 [ 1325.719158][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.719219][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.719262][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.719323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b580 [ 1325.719348][ T32] r4:00000000 [ 1325.719368][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.719413][ T32] r9:83018005 r8:838b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f6a1000 [ 1325.719457][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.719532][ T32] r5:00001000 r4:ecc73000 [ 1325.719577][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.719700][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.719784][ T32] r5:849c678c r4:849c6400 [ 1325.719809][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.724604][ T32] r7:dddced40 r6:83018000 r5:849c678c r4:84b68480 [ 1325.724638][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.724738][ T32] r10:61c88647 r9:838b6c00 r8:84b684ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.724794][ T32] r4:84b68480 [ 1325.724841][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.724893][ T32] r10:00000000 r9:84b68480 r8:8027ed34 r7:dfc75e60 r6:8424e480 r5:838b6c00 [ 1325.724918][ T32] r4:00000001 [ 1325.724959][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.725020][ T32] Exception stack(0xdfc91fb0 to 0xdfc91ff8) [ 1325.725075][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1325.725106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.725141][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.725180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.725204][ T32] r4:84b6b240 [ 1325.725652][ T32] INFO: task kworker/0:56:3246 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.725694][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.725829][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.725885][ T32] Call trace: [ 1325.725951][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.726067][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.726111][ T32] r4:00000000 [ 1325.726155][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.726197][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 2 printk messages dropped ** [ 1325.726297][ T32] 9d60: 800f0013 ffffffff ** 6 printk messages dropped ** [ 1325.726555][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1325.727039][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.727058][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.727101][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.727122][ T32] r4:85066f80 [ 1325.727141][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.727183][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.727204][ T32] r4:00000001 [ 1325.727244][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.727282][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.727308][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.727335][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.727361][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.727398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.727423][ T32] r4:85086c80 [ 1325.727464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.727508][ T32] INFO: task kworker/1:17:3247 blocked for more than 452 seconds. [ 1325.727543][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.727567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.727608][ T32] task:kworker/1:17 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.727713][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.727802][ T32] Call trace: [ 1325.727844][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.727901][ T32] r10:82918644 r9:dfc9dd84 r8:00000002 r7:60000113 r6:dfc9dd8c r5:84a86c00 [ 1325.727925][ T32] r4:84a86c00 [ 1325.727967][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.728024][ T32] r5:84a86c00 r4:82918640 [ 1325.728066][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.728109][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.728163][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc9de08 [ 1325.728187][ T32] r4:00000000 [ 1325.728206][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.728243][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.728277][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.728317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773b00 [ 1325.728339][ T32] r4:00000000 [ 1325.728357][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.728399][ T32] r9:83018205 r8:84a86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1325.728444][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.728488][ T32] r5:00001000 r4:ec76d000 [ 1325.728511][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.728560][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.728618][ T32] r5:85900f8c r4:85900c00 [ 1325.728639][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1325.728921][ T32] r10:00000000 r9:84b70000 r8:8027ed34 r7:dfc61e60 r6:84b70080 r5:84a86c00 ** 7 printk messages dropped ** [ 1325.729144][ T32] r4:84b5ec40 ** 5 printk messages dropped ** [ 1325.729784][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 ** 10 printk messages dropped ** [ 1325.742885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 6 printk messages dropped ** [ 1325.743186][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1325.743886][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.744103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1325.744459][ T32] Call trace: ** 6 printk messages dropped ** [ 1325.744816][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1325.744912][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1325.745092][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.745242][ T32] r5:00001000 r4:ecc3d000 ** 6 printk messages dropped ** [ 1325.745787][ T32] r10:61c88647 r9:84a86000 r8:84b6852c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1325.746293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1325.747155][ T32] 9d20: d94f0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1325.747575][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.747787][ T32] r5:00001000 r4:dfadd000 ** 7 printk messages dropped ** [ 1325.748101][ T32] r4:85066f80 ** 6 printk messages dropped ** [ 1325.748349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.748693][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.749092][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.749135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 [ 1325.749166][ T32] r4:00000000 [ 1325.749211][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.749250][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.749314][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.749357][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2f80 [ 1325.749379][ T32] r4:00000000 [ 1325.749397][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.749462][ T32] r9:83018005 r8:844f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f699000 [ 1325.749483][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.749530][ T32] r5:00001000 r4:ecc5f000 [ 1325.749549][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.749586][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.749625][ T32] r5:849c6f8c r4:849c6c00 [ 1325.749643][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.749684][ T32] r7:dddced40 r6:83018000 r5:849c6f8c r4:84b68580 [ 1325.749703][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.749748][ T32] r10:61c88647 r9:844f8c00 r8:84b685ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.749769][ T32] r4:84b68580 [ 1325.749787][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.749873][ T32] r10:00000000 r9:84b68580 r8:8027ed34 r7:dfca1e60 r6:84b70180 r5:844f8c00 [ 1325.749967][ T32] r4:00000001 [ 1325.772750][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.772822][ T32] Exception stack(0xdfcadfb0 to 0xdfcadff8) [ 1325.772876][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.772909][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.772935][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.772989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.773015][ T32] r4:84b6b800 [ 1325.773454][ T32] INFO: task kworker/0:58:3251 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.773490][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.773649][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.773703][ T32] Call trace: [ 1325.773753][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.773827][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.773863][ T32] r4:00000000 [ 1325.773885][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.773923][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.773951][ T32] 9d20: d9c18000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.774007][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.774033][ T32] 9d60: 800f0013 ffffffff [ 1325.774073][ T32] r5:800f0013 r4:80239bd0 [ 1325.774096][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.774138][ T32] r4:82ac11e4 [ 1325.774157][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.774220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.774246][ T32] r4:e0679dc0 [ 1325.774265][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.774307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.774351][ T32] r4:00000000 [ 1325.774373][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.774422][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.774445][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.774485][ T32] r5:00001000 r4:dfadd000 [ 1325.774558][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.774611][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.774675][ T32] r5:8503d38c r4:8503d000 [ 1325.774701][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.774771][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.774795][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.774841][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.774863][ T32] r4:85066f80 [ 1325.774881][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.774925][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.774946][ T32] r4:00000001 [ 1325.774974][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.775012][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.775038][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1325.775284][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1325.775920][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.775999][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.776123][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 [ 1325.776190][ T32] r4:00000000 [ 1325.776243][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.776322][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.776393][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.776481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2580 [ 1325.776539][ T32] r4:00000000 [ 1325.776580][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.776670][ T32] r9:83018005 r8:844fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f695000 [ 1325.776736][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.776830][ T32] r5:00001000 r4:ecc4b000 [ 1325.776891][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.776977][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.777022][ T32] r5:849c778c r4:849c7400 [ 1325.777060][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.777115][ T32] r7:dddced40 r6:83018000 r5:849c778c r4:84b68600 [ 1325.777161][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.777211][ T32] r10:61c88647 r9:844fa400 r8:84b6862c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.777233][ T32] r4:84b68600 [ 1325.777314][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.777361][ T32] r10:00000000 r9:84b68600 r8:8027ed34 r7:dfca1e60 r6:84b70200 r5:844fa400 [ 1325.777416][ T32] r4:00000001 [ 1325.777520][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.777559][ T32] Exception stack(0xdfcbdfb0 to 0xdfcbdff8) [ 1325.777609][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.777640][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.777666][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.777694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.777717][ T32] r4:84b6b780 [ 1325.778030][ T32] INFO: task kworker/0:59:3253 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.778066][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1325.778488][ T32] 9d20: d9c18000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1325.778909][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 11 printk messages dropped ** [ 1325.779488][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1325.779945][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1325.801017][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1325.801343][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1325.801774][ T32] r10:61c88647 r9:844f8000 r8:84b686ac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1325.802683][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 19 printk messages dropped ** [ 1325.803452][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 17 printk messages dropped ** [ 1325.804143][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.804442][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.804773][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1325.804882][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1325.805285][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1325.805905][ T32] r10:00000000 r9:84b68700 r8:8027ed34 r7:dfca1e60 r6:84b68780 r5:84b0ec00 ** 6 printk messages dropped ** [ 1325.806232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1325.807053][ T32] 9d20: d9f69000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1325.807360][ T32] r4:e0679dc0 ** 5 printk messages dropped ** [ 1325.807626][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1325.807905][ T32] r5:8503d38c r4:8503d000 [ 1325.807924][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.807969][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.807988][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.808046][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.808093][ T32] r4:85066f80 [ 1325.808128][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.808175][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1325.808197][ T32] r4:00000001 [ 1325.808216][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.808251][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1325.808297][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.808328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.808354][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.808380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.808401][ T32] r4:85086c80 [ 1325.808419][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1325.808443][ T32] INFO: task kworker/0:62:3258 blocked for more than 452 seconds. [ 1325.808470][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.808493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.808545][ T32] task:kworker/0:62 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.808592][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.808659][ T32] Call trace: [ 1325.808689][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.808758][ T32] r10:82918644 r9:dfcc9d84 r8:00000002 r7:60000013 r6:dfcc9d8c r5:84b09800 [ 1325.808805][ T32] r4:84b09800 [ 1325.808827][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.808867][ T32] r5:84b09800 r4:82918640 [ 1325.808886][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.808924][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.808969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 [ 1325.808990][ T32] r4:00000000 [ 1325.809030][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.809072][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.809108][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.809149][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2500 [ 1325.809170][ T32] r4:00000000 [ 1325.809188][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.809231][ T32] r9:83018005 r8:84b09800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1325.809252][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.809292][ T32] r5:00001000 r4:eb861000 [ 1325.809311][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.809348][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.809395][ T32] r5:85b6778c r4:85b67400 [ 1325.809469][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.809575][ T32] r7:dddced40 r6:83018000 r5:85b6778c r4:84b68800 [ 1325.809619][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.809709][ T32] r10:61c88647 r9:84b09800 r8:84b6882c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.809759][ T32] r4:84b68800 [ 1325.809802][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.809949][ T32] r10:00000000 r9:84b68800 r8:8027ed34 r7:dfca1e60 r6:84b68880 r5:84b09800 [ 1325.829668][ T32] r4:00000001 [ 1325.829729][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.829792][ T32] Exception stack(0xdfcc9fb0 to 0xdfcc9ff8) [ 1325.829825][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.829944][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.830244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.830286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.830333][ T32] r4:84b6be80 [ 1325.830801][ T32] INFO: task kworker/0:62:3258 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.830840][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.830911][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.830990][ T32] Call trace: [ 1325.831027][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.831081][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.831103][ T32] r4:00000000 [ 1325.831145][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1325.831639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 10 printk messages dropped ** [ 1325.832137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1325.832533][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1325.832681][ T32] INFO: task kworker/0:63:3261 blocked for more than 452 seconds. [ 1325.832716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1325.832741][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1325.832783][ T32] task:kworker/0:63 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.832833][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.832900][ T32] Call trace: [ 1325.832954][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1325.833000][ T32] r10:82918644 r9:dfcd5d84 r8:00000002 r7:60000013 r6:dfcd5d8c r5:84b0bc00 [ 1325.833042][ T32] r4:84b0bc00 [ 1325.833065][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1325.833104][ T32] r5:84b0bc00 r4:82918640 [ 1325.833124][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.833163][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.833228][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd5e08 [ 1325.833274][ T32] r4:00000000 [ 1325.833317][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.833357][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.833393][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.833433][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2900 [ 1325.833464][ T32] r4:00000000 [ 1325.833507][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.833565][ T32] r9:83018005 r8:84b0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f68f000 [ 1325.833596][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.833649][ T32] r5:00001000 r4:ecc31000 [ 1325.833672][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.833711][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.833762][ T32] r5:849c638c r4:849c6000 [ 1325.833786][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.833830][ T32] r7:dddced40 r6:83018000 r5:849c638c r4:84b68900 [ 1325.833872][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.833942][ T32] r10:61c88647 r9:84b0bc00 r8:84b6892c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.833966][ T32] r4:84b68900 [ 1325.833985][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.834048][ T32] r10:00000000 r9:84b68900 r8:8027ed34 r7:dfca1e60 r6:84b68980 r5:84b0bc00 [ 1325.834073][ T32] r4:00000001 [ 1325.834093][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.834138][ T32] Exception stack(0xdfcd5fb0 to 0xdfcd5ff8) [ 1325.834167][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1325.834195][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.834221][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.834249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.834271][ T32] r4:84b6be00 [ 1325.834572][ T32] INFO: task kworker/0:63:3261 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.834605][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.834753][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.834801][ T32] Call trace: [ 1325.834831][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.834878][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 ** 12 printk messages dropped ** [ 1325.835287][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1325.836358][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1325.836791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1325.837209][ T32] r10:82918644 r9:dfc7dd84 r8:00000002 r7:60000113 r6:dfc7dd8c r5:84820000 ** 4 printk messages dropped ** [ 1325.837368][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1325.837535][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 17 printk messages dropped ** [ 1325.838217][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1325.838900][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.838949][ T32] Call trace: [ 1325.839004][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.839053][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.839075][ T32] r4:00000000 [ 1325.839093][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.839129][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.839157][ T32] 9d20: da255000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.839184][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.839206][ T32] 9d60: 800f0013 ffffffff [ 1325.839239][ T32] r5:800f0013 r4:80239bd0 [ 1325.839261][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.839301][ T32] r4:82ac11e4 [ 1325.839341][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.839395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.839426][ T32] r4:e0679dc0 [ 1325.839447][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.839488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.839515][ T32] r4:00000000 [ 1325.839558][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.839606][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.839627][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.839688][ T32] r5:00001000 r4:dfadd000 [ 1325.839710][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.839749][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.839789][ T32] r5:8503d38c r4:8503d000 [ 1325.839840][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.870657][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 7 printk messages dropped ** [ 1325.871065][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 17 printk messages dropped ** [ 1325.871828][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1325.872170][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1325.872399][ T32] r5:00001000 r4:ecddd000 [ 1325.872424][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.872465][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.872536][ T32] r5:85c4db8c r4:85c4d800 [ 1325.872560][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.872605][ T32] r7:dddced40 r6:83018000 r5:85c4db8c r4:84b68b00 [ 1325.872654][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.872727][ T32] r10:61c88647 r9:84822400 r8:84b68b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.872781][ T32] r4:84b68b00 [ 1325.872812][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1325.873076][ T32] Exception stack(0xdfce9fb0 to 0xdfce9ff8) ** 6 printk messages dropped ** [ 1325.873764][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1325.874388][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1325.874587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 19 printk messages dropped ** [ 1325.875524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1325.875919][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1325.876285][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.876343][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 ** 2 printk messages dropped ** [ 1325.876521][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1325.877250][ T32] r7:dddced40 r6:83018000 r5:849c6b8c r4:84b68c00 ** 9 printk messages dropped ** [ 1325.877686][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1325.878509][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1325.878924][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1325.879153][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1325.879536][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1325.879752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1325.895796][ T32] task:kworker/0:67 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1325.896486][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1325.896770][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2c40 ** 9 printk messages dropped ** [ 1325.897174][ T32] r7:dddced40 r6:83018000 r5:85b67f8c r4:84b68d00 [ 1325.897216][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.897264][ T32] r10:61c88647 r9:84823c00 r8:84b68d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.897286][ T32] r4:84b68d00 [ 1325.897305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.897348][ T32] r10:00000000 r9:84b68d00 r8:8027ed34 r7:dfce9e60 r6:84b68d80 r5:84823c00 [ 1325.897392][ T32] r4:00000001 [ 1325.897436][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.897495][ T32] Exception stack(0xdfa1dfb0 to 0xdfa1dff8) [ 1325.897530][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.897581][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.897610][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.897640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.897681][ T32] r4:84b7b180 [ 1325.898132][ T32] INFO: task kworker/0:67:3269 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.898171][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.898285][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.898361][ T32] Call trace: [ 1325.898396][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.898444][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.898467][ T32] r4:00000000 [ 1325.898485][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.898552][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.898585][ T32] 9d20: dae41000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.898636][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.898686][ T32] 9d60: 800f0013 ffffffff [ 1325.898711][ T32] r5:800f0013 r4:80239bd0 [ 1325.898731][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.898798][ T32] r4:82ac11e4 [ 1325.898820][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.898863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.898905][ T32] r4:e0679dc0 [ 1325.898927][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.898969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.898990][ T32] r4:00000000 [ 1325.899010][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.899053][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.899073][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.899113][ T32] r5:00001000 r4:dfadd000 [ 1325.899131][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.899168][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.899229][ T32] r5:8503d38c r4:8503d000 [ 1325.899251][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.899297][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.899316][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.899359][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1325.899468][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 ** 10 printk messages dropped ** [ 1325.899830][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1325.916838][ T32] r5:84824800 r4:82918640 ** 1 printk messages dropped ** [ 1325.916897][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1325.917306][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1325.917894][ T32] Exception stack(0xdfcf1fb0 to 0xdfcf1ff8) ** 4 printk messages dropped ** [ 1325.918030][ T32] r4:84b7b940 ** 2 printk messages dropped ** [ 1325.918595][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1325.918966][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1325.919296][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1325.919607][ T32] r4:85066f80 ** 4 printk messages dropped ** [ 1325.932440][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 7 printk messages dropped ** [ 1325.932699][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1325.933077][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1325.933202][ T32] r4:00000000 [ 1325.933244][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.933285][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.933323][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.933363][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85599e80 [ 1325.933407][ T32] r4:00000000 [ 1325.933430][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.933496][ T32] r9:83018005 r8:84825400 r7:00000000 r6:83018000 r5:00001000 r4:7f7cf000 [ 1325.933525][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.933568][ T32] r5:00001000 r4:ed3cb000 [ 1325.933606][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.933648][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.933689][ T32] r5:859ccf8c r4:859ccc00 [ 1325.933708][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.933752][ T32] r7:dddced40 r6:83018000 r5:859ccf8c r4:84b68f00 [ 1325.933782][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.933829][ T32] r10:61c88647 r9:84825400 r8:84b68f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.933852][ T32] r4:84b68f00 [ 1325.933870][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.933913][ T32] r10:00000000 r9:84b68f00 r8:8027ed34 r7:dfce9e60 r6:84b68f80 r5:84825400 [ 1325.933934][ T32] r4:00000001 [ 1325.933951][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.933984][ T32] Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) [ 1325.934010][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.934037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.934063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.934089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.934110][ T32] r4:84b7b7c0 [ 1325.934550][ T32] INFO: task kworker/0:69:3274 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.934590][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.934753][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.934850][ T32] Call trace: [ 1325.934907][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.934959][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.934982][ T32] r4:00000000 [ 1325.935000][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.935036][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.935074][ T32] 9d20: db65b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.935105][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.935127][ T32] 9d60: 800f0013 ffffffff [ 1325.935150][ T32] r5:800f0013 r4:80239bd0 [ 1325.935168][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.935230][ T32] r4:82ac11e4 [ 1325.935252][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.935317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.935343][ T32] r4:e0679dc0 [ 1325.935372][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.935416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.935463][ T32] r4:00000000 [ 1325.935485][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.935537][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.935576][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.935623][ T32] r5:00001000 r4:dfadd000 [ 1325.935641][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.935724][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.935796][ T32] r5:8503d38c r4:8503d000 [ 1325.935816][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.935863][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1325.935899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.935947][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1325.936128][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1325.936518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1325.937474][ T32] r5:84826000 r4:82918640 ** 6 printk messages dropped ** [ 1325.938023][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1325.938249][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.938288][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.938343][ T32] r5:859cef8c r4:859cec00 [ 1325.938366][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.938410][ T32] r7:dddced40 r6:83018000 r5:859cef8c r4:84b82000 [ 1325.938430][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.938474][ T32] r10:61c88647 r9:84826000 r8:84b8202c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.938495][ T32] r4:84b82000 [ 1325.938520][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.938564][ T32] r10:00000000 r9:84b82000 r8:8027ed34 r7:dfaa9e60 r6:84b82080 r5:84826000 [ 1325.938586][ T32] r4:00000001 [ 1325.938604][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.938639][ T32] Exception stack(0xdfacdfb0 to 0xdfacdff8) [ 1325.938665][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1325.938693][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.938738][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.938770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.938810][ T32] r4:84b7b8c0 [ 1325.939086][ T32] INFO: task kworker/0:70:3276 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.939118][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.939207][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.939257][ T32] Call trace: [ 1325.939289][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.939336][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.939359][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1325.939425][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 2 printk messages dropped ** [ 1325.939512][ T32] 9d60: 800f0013 ffffffff [ 1325.939534][ T32] r5:800f0013 r4:80239bd0 [ 1325.939576][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.939643][ T32] r4:82ac11e4 [ 1325.939688][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.939780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.939807][ T32] r4:e0679dc0 [ 1325.939908][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.963831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.963949][ T32] r4:00000000 [ 1325.964020][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.964165][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1325.964281][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.964399][ T32] r5:00001000 r4:dfadd000 [ 1325.964449][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.964581][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.964699][ T32] r5:8503d38c r4:8503d000 [ 1325.964750][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.964850][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 9 printk messages dropped ** [ 1325.965422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1325.966035][ T32] r5:84826c00 r4:82918640 ** 9 printk messages dropped ** [ 1325.966408][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 18 printk messages dropped ** [ 1325.967159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.967190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.967221][ T32] r4:84b7bdc0 [ 1325.967640][ T32] INFO: task kworker/0:71:3279 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1325.967719][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1325.967834][ T32] Workqueue: events bpf_prog_free_deferred [ 1325.967880][ T32] Call trace: [ 1325.967935][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1325.967986][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1325.968022][ T32] r4:00000000 [ 1325.968043][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1325.968081][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1325.968133][ T32] 9d20: dbc2d000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1325.968186][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1325.968234][ T32] 9d60: 800f0013 ffffffff [ 1325.968259][ T32] r5:800f0013 r4:80239bd0 [ 1325.968295][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1325.968338][ T32] r4:82ac11e4 [ 1325.968390][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1325.968462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1325.968508][ T32] r4:e0679dc0 [ 1325.968551][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.968595][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1325.968632][ T32] r4:00000000 [ 1325.968654][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1325.968889][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1325.969350][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1325.969720][ T32] task:kworker/0:72 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1325.978266][ T32] r5:84821800 r4:82918640 [ 1325.978286][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1325.978327][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1325.978381][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 [ 1325.978408][ T32] r4:00000000 [ 1325.978426][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.978487][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.978537][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.978579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bf600 [ 1325.978600][ T32] r4:00000000 [ 1325.978639][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.978689][ T32] r9:83018005 r8:84821800 r7:00000000 r6:83018000 r5:00001000 r4:7f849000 [ 1325.978710][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1325.979036][ T32] r10:61c88647 r9:84821800 r8:84b8222c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1325.979316][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1325.983693][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 8 printk messages dropped ** [ 1325.984013][ T32] r4:e0679dc0 ** 4 printk messages dropped ** [ 1325.984182][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1325.984994][ T32] r4:85066f80 ** 6 printk messages dropped ** [ 1325.985413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1325.986269][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1325.986399][ T32] r5:84820c00 r4:82918640 ** 3 printk messages dropped ** [ 1325.986557][ T32] r4:00000000 [ 1325.986614][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1325.986736][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1325.986830][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1325.986918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85581000 [ 1325.986973][ T32] r4:00000000 [ 1325.987055][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1325.987178][ T32] r9:83018005 r8:84820c00 r7:00000000 r6:83018000 r5:00001000 r4:7f8ed000 [ 1325.987230][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1325.987317][ T32] r5:00001000 r4:ed76d000 [ 1325.987363][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.987445][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.987537][ T32] r5:85cfc38c r4:85cfc000 [ 1325.987579][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1325.987739][ T32] r7:dddced40 r6:83018000 r5:85cfc38c r4:84b82300 [ 1325.987795][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1325.987884][ T32] r10:61c88647 r9:84820c00 r8:84b8232c r7:82804d40 r6:dddced40 r5:dddced60 [ 1325.987930][ T32] r4:84b82300 [ 1325.987952][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1325.988035][ T32] r10:00000000 r9:84b82300 r8:8027ed34 r7:dfacde60 r6:84b82380 r5:84820c00 [ 1325.988084][ T32] r4:00000001 [ 1325.988106][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1325.988163][ T32] Exception stack(0xdfae9fb0 to 0xdfae9ff8) [ 1325.988192][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1325.988256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1325.988285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1325.988313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1325.988334][ T32] r4:84b8a080 [ 1325.988737][ T32] INFO: task kworker/0:73:3283 is blocked on a mutex likely owned by task kworker/0:225:3817. ** 1 printk messages dropped ** [ 1325.988888][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1325.989265][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1325.989464][ T32] r4:e0679dc0 ** 4 printk messages dropped ** [ 1325.989636][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 2 printk messages dropped ** [ 1325.989743][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1325.989790][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1325.989833][ T32] r5:8503d38c r4:8503d000 [ 1325.989898][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.012224][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.012294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.012365][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.012411][ T32] r4:85066f80 [ 1326.012434][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.012480][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.012507][ T32] r4:00000001 [ 1326.012529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.012809][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.013159][ T32] r5:84828000 r4:82918640 [ 1326.013179][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.013344][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.013537][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.013819][ T32] r5:85cfeb8c r4:85cfe800 ** 5 printk messages dropped ** [ 1326.014071][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1326.014320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.016003][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 8 printk messages dropped ** [ 1326.016414][ T32] r4:e0679dc0 ** 1 printk messages dropped ** [ 1326.016473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.016494][ T32] r4:00000000 [ 1326.016539][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.016589][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.016631][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.016697][ T32] r5:00001000 r4:dfadd000 [ 1326.016741][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.016782][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.016835][ T32] r5:8503d38c r4:8503d000 [ 1326.016880][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.017107][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.017143][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.017274][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.017311][ T32] r4:85066f80 [ 1326.017352][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.017406][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.017458][ T32] r4:00000001 [ 1326.017512][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.017590][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.017645][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.017705][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.017762][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.017840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.017894][ T32] r4:85086c80 [ 1326.017951][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.018020][ T32] INFO: task kworker/0:75:3287 blocked for more than 452 seconds. [ 1326.018083][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.018136][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.018191][ T32] task:kworker/0:75 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.018708][ T32] r5:84828c00 r4:82918640 [ 1326.018737][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.018844][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.019051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba900 ** 9 printk messages dropped ** [ 1326.019517][ T32] r7:dddced40 r6:83018000 r5:849cf78c r4:84b82500 [ 1326.019595][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.019719][ T32] r10:61c88647 r9:84828c00 r8:84b8252c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.019770][ T32] r4:84b82500 [ 1326.019841][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.038160][ T32] r10:00000000 r9:84b82500 r8:8027ed34 r7:dfb05e60 r6:84b82580 r5:84828c00 [ 1326.038221][ T32] r4:00000001 [ 1326.038251][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.038328][ T32] Exception stack(0xdfb0dfb0 to 0xdfb0dff8) [ 1326.038384][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.038428][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.038458][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.038487][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.038514][ T32] r4:84b8a200 [ 1326.038947][ T32] INFO: task kworker/0:75:3287 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.038981][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.039069][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.039120][ T32] Call trace: [ 1326.039188][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.039254][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.039327][ T32] r4:00000000 [ 1326.039378][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.039462][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.039531][ T32] 9d20: dc55e000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.039595][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.039661][ T32] 9d60: 800f0013 ffffffff [ 1326.039736][ T32] r5:800f0013 r4:80239bd0 [ 1326.039801][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.046993][ T32] r4:82ac11e4 [ 1326.047028][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1326.047237][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.047792][ T32] r5:8503d38c r4:8503d000 ** 4 printk messages dropped ** [ 1326.048202][ T32] r4:85066f80 ** 5 printk messages dropped ** [ 1326.048668][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.048977][ T32] task:kworker/0:76 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.049291][ T32] r5:84829800 r4:82918640 ** 1 printk messages dropped ** [ 1326.049404][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.049757][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.063828][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.064418][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.064665][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.065590][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.066109][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1326.066285][ T32] r4:e0679dc0 ** 4 printk messages dropped ** [ 1326.066611][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1326.067500][ T32] r4:85066f80 ** 3 printk messages dropped ** [ 1326.067757][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1326.068391][ T32] task:kworker/0:77 state:D stack:0 pid:3291 tgid:3291 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.068896][ T32] r5:8482a400 r4:82918640 ** 3 printk messages dropped ** [ 1326.069159][ T32] r4:00000000 [ 1326.069220][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.069307][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.069389][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.069534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba800 [ 1326.069594][ T32] r4:00000000 [ 1326.069657][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.069751][ T32] r9:83018005 r8:8482a400 r7:00000000 r6:83018000 r5:00001000 r4:7f9ed000 [ 1326.069798][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.069930][ T32] r5:00001000 r4:edaf1000 [ 1326.078429][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.078532][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.078590][ T32] r5:849cfb8c r4:849cf800 [ 1326.078613][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.078682][ T32] r7:dddced40 r6:83018000 r5:849cfb8c r4:84b82700 [ 1326.078709][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.078758][ T32] r10:61c88647 r9:8482a400 r8:84b8272c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.078781][ T32] r4:84b82700 [ 1326.078824][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.078874][ T32] r10:00000000 r9:84b82700 r8:8027ed34 r7:dfb21e60 r6:84b82780 r5:8482a400 [ 1326.078896][ T32] r4:00000001 [ 1326.078936][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.078976][ T32] Exception stack(0xdfb3dfb0 to 0xdfb3dff8) [ 1326.079026][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.079079][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.079109][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.079138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.079195][ T32] r4:84b8a7c0 [ 1326.079650][ T32] INFO: task kworker/0:77:3291 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.079733][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.079829][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.092704][ T32] Call trace: [ 1326.092768][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.092837][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.092863][ T32] r4:00000000 [ 1326.092884][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.092924][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.092985][ T32] 9d20: dd02b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.093024][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.093071][ T32] 9d60: 800f0013 ffffffff [ 1326.093098][ T32] r5:800f0013 r4:80239bd0 [ 1326.093118][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.093161][ T32] r4:82ac11e4 [ 1326.093211][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.093270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.093295][ T32] r4:e0679dc0 [ 1326.093315][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.093376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.093407][ T32] r4:00000000 [ 1326.093435][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.093495][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.093526][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.093582][ T32] r5:00001000 r4:dfadd000 [ 1326.093605][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.093666][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.093712][ T32] r5:8503d38c r4:8503d000 [ 1326.093756][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.093806][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.093847][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.093897][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.093919][ T32] r4:85066f80 [ 1326.093938][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.093983][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.094004][ T32] r4:00000001 [ 1326.094023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.094073][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.094102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.094151][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1326.094235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.094798][ T32] r10:82918644 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:8482b000 ** 2 printk messages dropped ** [ 1326.094896][ T32] r5:8482b000 r4:82918640 ** 1 printk messages dropped ** [ 1326.095023][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1326.095296][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.095350][ T32] r9:83018005 r8:8482b000 r7:00000000 r6:83018000 r5:00001000 r4:7f9ad000 [ 1326.095374][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.095416][ T32] r5:00001000 r4:ed387000 [ 1326.095434][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.095475][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.095527][ T32] r5:849cff8c r4:849cfc00 [ 1326.095548][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.095592][ T32] r7:dddced40 r6:83018000 r5:849cff8c r4:84b82800 [ 1326.095611][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.095656][ T32] r10:61c88647 r9:8482b000 r8:84b8282c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.095710][ T32] r4:84b82800 [ 1326.095752][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.095843][ T32] r10:00000000 r9:84b82800 r8:8027ed34 r7:dfb21e60 r6:84b82880 r5:8482b000 [ 1326.095914][ T32] r4:00000001 [ 1326.095964][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.096040][ T32] Exception stack(0xdfb45fb0 to 0xdfb45ff8) [ 1326.096096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.096157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.096770][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.097111][ T32] 9d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1326.097274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 7 printk messages dropped ** [ 1326.097578][ T32] r5:00001000 r4:dfadd000 ** 5 printk messages dropped ** [ 1326.097774][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1326.098111][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1326.098571][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1326.098751][ T32] r5:8482bc00 r4:82918640 ** 1 printk messages dropped ** [ 1326.098847][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1326.099046][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1326.099427][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1326.109758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1326.110794][ T32] r4:00000000 [ 1326.110816][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.110855][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.110916][ T32] 9d20: dd02b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.110950][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.110983][ T32] 9d60: 800f0013 ffffffff [ 1326.111009][ T32] r5:800f0013 r4:80239bd0 [ 1326.111029][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.111072][ T32] r4:82ac11e4 [ 1326.111091][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.111150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.111175][ T32] r4:e0679dc0 [ 1326.111195][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.111252][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.111277][ T32] r4:00000000 [ 1326.111296][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.111341][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.111363][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.111403][ T32] r5:00001000 r4:dfadd000 [ 1326.111423][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.111463][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.111509][ T32] r5:8503d38c r4:8503d000 [ 1326.111550][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.111602][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.111624][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.111707][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.111741][ T32] r4:85066f80 [ 1326.111790][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.111842][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.111864][ T32] r4:00000001 [ 1326.111884][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.111918][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.111969][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.112023][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.112052][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.112096][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.112140][ T32] r4:85086c80 [ 1326.112164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.112192][ T32] INFO: task kworker/0:80:3297 blocked for more than 452 seconds. [ 1326.112246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.112301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.112326][ T32] task:kworker/0:80 state:D stack:0 pid:3297 tgid:3297 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.112372][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.112414][ T32] Call trace: [ 1326.112463][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.112513][ T32] r10:82918644 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:8482d400 [ 1326.112557][ T32] r4:8482d400 [ 1326.112581][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.112643][ T32] r5:8482d400 r4:82918640 [ 1326.112685][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.112754][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.112801][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 [ 1326.112823][ T32] r4:00000000 [ 1326.112854][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.112896][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.112960][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.113004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b99800 [ 1326.113037][ T32] r4:00000000 [ 1326.113058][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.113114][ T32] r9:83018005 r8:8482d400 r7:00000000 r6:83018000 r5:00001000 r4:7f9a5000 [ 1326.113155][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.113221][ T32] r5:00001000 r4:ed1cf000 [ 1326.113270][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.113314][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.113356][ T32] r5:849dc78c r4:849dc400 [ 1326.113377][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.113421][ T32] r7:dddced40 r6:83018000 r5:849dc78c r4:84b82a00 [ 1326.113442][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.113486][ T32] r10:61c88647 r9:8482d400 r8:84b82a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.113513][ T32] r4:84b82a00 [ 1326.113554][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1326.113712][ T32] Exception stack(0xdfb75fb0 to 0xdfb75ff8) ** 6 printk messages dropped ** [ 1326.114233][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.114861][ T32] r4:e0679dc0 ** 4 printk messages dropped ** [ 1326.115058][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.115130][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.115176][ T32] r5:00001000 r4:dfadd000 [ 1326.115195][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.115234][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.115295][ T32] r5:8503d38c r4:8503d000 [ 1326.115317][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.115395][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.115419][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.115466][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.115488][ T32] r4:85066f80 [ 1326.115512][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.115557][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.115579][ T32] r4:00000001 [ 1326.115597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.115645][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.115711][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.115743][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.115773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.115802][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.115823][ T32] r4:85086c80 [ 1326.115843][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.115867][ T32] INFO: task kworker/0:81:3298 blocked for more than 452 seconds. [ 1326.115895][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.115941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.115966][ T32] task:kworker/0:81 state:D stack:0 pid:3298 tgid:3298 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1326.116182][ T32] r4:8482e000 ** 1 printk messages dropped ** [ 1326.116244][ T32] r5:8482e000 r4:82918640 [ 1326.116286][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.116444][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.116745][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1326.116839][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.116901][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.116966][ T32] r5:849dc38c r4:849dc000 [ 1326.116989][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.117064][ T32] r7:dddced40 r6:83018000 r5:849dc38c r4:84b82b00 [ 1326.117089][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.117134][ T32] r10:61c88647 r9:8482e000 r8:84b82b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.117178][ T32] r4:84b82b00 [ 1326.117199][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.117254][ T32] r10:00000000 r9:84b82b00 r8:8027ed34 r7:dfb75e60 r6:84b82b80 r5:8482e000 [ 1326.117279][ T32] r4:00000001 [ 1326.117307][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.117344][ T32] Exception stack(0xdfcf5fb0 to 0xdfcf5ff8) [ 1326.117370][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.117407][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.117436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.117464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.117520][ T32] r4:84b8aa80 [ 1326.117809][ T32] INFO: task kworker/0:81:3298 is blocked on a mutex likely owned by task kworker/0:225:3817. ** 7 printk messages dropped ** [ 1326.118156][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 7 printk messages dropped ** [ 1326.118439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 5 printk messages dropped ** [ 1326.118696][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1326.119072][ T32] r4:85066f80 ** 6 printk messages dropped ** [ 1326.119323][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.119619][ T32] task:kworker/0:82 state:D stack:0 pid:3299 tgid:3299 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.120234][ T32] r5:8482ec00 r4:82918640 ** 1 printk messages dropped ** [ 1326.154778][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.155232][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.155891][ T32] r4:84b82c00 ** 5 printk messages dropped ** [ 1326.156332][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.157061][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.157429][ T32] 9d60: 800f0013 ffffffff [ 1326.157452][ T32] r5:800f0013 r4:80239bd0 [ 1326.157471][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.157518][ T32] r4:82ac11e4 [ 1326.157538][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.157580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.157634][ T32] r4:e0679dc0 [ 1326.157657][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.157699][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.157742][ T32] r4:00000000 [ 1326.157764][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.157810][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.157832][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.157894][ T32] r5:00001000 r4:dfadd000 [ 1326.157937][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.157979][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.158028][ T32] r5:8503d38c r4:8503d000 [ 1326.158047][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.158091][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.158121][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.158191][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.158216][ T32] r4:85066f80 [ 1326.158245][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.158316][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.158362][ T32] r4:00000001 [ 1326.158400][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.158439][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.158466][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.158526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.158578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.158643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.158669][ T32] r4:85086c80 [ 1326.158690][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.158738][ T32] INFO: task kworker/0:83:3302 blocked for more than 452 seconds. [ 1326.158781][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.158807][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.158851][ T32] task:kworker/0:83 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.158899][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.158954][ T32] Call trace: [ 1326.158989][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.159052][ T32] r10:82918644 r9:dfcfdd84 r8:00000002 r7:60000113 r6:dfcfdd8c r5:84880000 [ 1326.159077][ T32] r4:84880000 [ 1326.159098][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.159159][ T32] r5:84880000 r4:82918640 [ 1326.159187][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.159227][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.159272][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcfde08 ** 2 printk messages dropped ** [ 1326.159399][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.159801][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.169418][ T32] Exception stack(0xdfcfdfb0 to 0xdfcfdff8) ** 5 printk messages dropped ** [ 1326.170455][ T32] INFO: task kworker/0:83:3302 is blocked on a mutex likely owned by task kworker/0:225:3817. ** 12 printk messages dropped ** [ 1326.171043][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 13 printk messages dropped ** [ 1326.171602][ T32] r5:8503d38c r4:8503d000 ** 6 printk messages dropped ** [ 1326.171879][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 ** 9 printk messages dropped ** [ 1326.172202][ T32] INFO: task kworker/0:84:3303 blocked for more than 452 seconds. ** 9 printk messages dropped ** [ 1326.172813][ T32] r5:84882400 r4:82918640 [ 1326.172895][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.173362][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1326.173810][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.174060][ T32] r4:84b82e00 [ 1326.174084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.174139][ T32] r10:00000000 r9:84b82e00 r8:8027ed34 r7:dfcfde60 r6:84b82e80 r5:84882400 [ 1326.174166][ T32] r4:00000001 [ 1326.174185][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.174243][ T32] Exception stack(0xdfd01fb0 to 0xdfd01ff8) [ 1326.174273][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.174329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.174379][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.174427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.174452][ T32] r4:84b99080 [ 1326.174820][ T32] INFO: task kworker/0:84:3303 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.174853][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.174954][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.175003][ T32] Call trace: [ 1326.175055][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.175106][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.175129][ T32] r4:00000000 [ 1326.175149][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.175185][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.175214][ T32] 9d20: dda69000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.175242][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.175275][ T32] 9d60: 800f0013 ffffffff [ 1326.175301][ T32] r5:800f0013 r4:80239bd0 [ 1326.175321][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.175361][ T32] r4:82ac11e4 [ 1326.175380][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.175448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.175516][ T32] r4:e0679dc0 [ 1326.175562][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.175651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.175727][ T32] r4:00000000 [ 1326.175780][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.175928][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.175987][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.176072][ T32] r5:00001000 r4:dfadd000 [ 1326.176119][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.176201][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.176287][ T32] r5:8503d38c r4:8503d000 [ 1326.176332][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.176467][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.176553][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1326.177082][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.177459][ T32] INFO: task kworker/0:85:3305 blocked for more than 452 seconds. ** 6 printk messages dropped ** [ 1326.178149][ T32] r10:82918644 r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:84883000 ** 2 printk messages dropped ** [ 1326.178389][ T32] r5:84883000 r4:82918640 ** 1 printk messages dropped ** [ 1326.178548][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1326.179109][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.179447][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1326.204718][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.204897][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.205962][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1326.206659][ T32] r4:e0679dc0 ** 4 printk messages dropped ** [ 1326.207074][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1326.207905][ T32] r4:85066f80 ** 6 printk messages dropped ** [ 1326.208287][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.208865][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.209379][ T32] r5:84881800 r4:82918640 ** 1 printk messages dropped ** [ 1326.209578][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.227025][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.227441][ T32] r4:84b9b000 [ 1326.227462][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.227532][ T32] r10:00000000 r9:84b9b000 r8:8027ed34 r7:dfd01e60 r6:84b9b080 r5:84881800 [ 1326.227567][ T32] r4:00000001 [ 1326.227591][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.227660][ T32] Exception stack(0xdfd09fb0 to 0xdfd09ff8) [ 1326.227715][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.227745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.227771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.227799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.227820][ T32] r4:84b991c0 [ 1326.228310][ T32] INFO: task kworker/0:86:3307 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.228359][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.228488][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.228653][ T32] Call trace: [ 1326.228732][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.228837][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.228885][ T32] r4:00000000 [ 1326.228927][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.229005][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.229061][ T32] 9d20: de35a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.229119][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.229168][ T32] 9d60: 800f0013 ffffffff [ 1326.229215][ T32] r5:800f0013 r4:80239bd0 [ 1326.229257][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.229369][ T32] r4:82ac11e4 [ 1326.229419][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.229540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.229600][ T32] r4:e0679dc0 [ 1326.229645][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.229732][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.229780][ T32] r4:00000000 [ 1326.229821][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.238369][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.238446][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.238551][ T32] r5:00001000 r4:dfadd000 [ 1326.238577][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.238632][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.238678][ T32] r5:8503d38c r4:8503d000 [ 1326.238732][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.238787][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.238809][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.238855][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.238878][ T32] r4:85066f80 [ 1326.238919][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.238987][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.239012][ T32] r4:00000001 [ 1326.239044][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.239084][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.239134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.239184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.239236][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.239289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.239335][ T32] r4:85086c80 [ 1326.239361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.239392][ T32] INFO: task kworker/0:87:3310 blocked for more than 452 seconds. [ 1326.239427][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.239451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.239484][ T32] task:kworker/0:87 state:D stack:0 pid:3310 tgid:3310 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.239566][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.239641][ T32] Call trace: [ 1326.239790][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.253472][ T32] r10:82918644 r9:dfcf9d84 r8:00000002 r7:60000113 r6:dfcf9d8c r5:84883c00 [ 1326.253524][ T32] r4:84883c00 [ 1326.253550][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.253613][ T32] r5:84883c00 r4:82918640 [ 1326.253633][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.253673][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.253718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 [ 1326.253740][ T32] r4:00000000 [ 1326.253758][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.253796][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.253835][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.253897][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474dfc0 [ 1326.253925][ T32] r4:00000000 [ 1326.253977][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.254049][ T32] r9:83018005 r8:84883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f999000 [ 1326.254104][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.254153][ T32] r5:00001000 r4:ecd91000 ** 1 printk messages dropped ** [ 1326.254255][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.254700][ T32] Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) ** 5 printk messages dropped ** [ 1326.255375][ T32] INFO: task kworker/0:87:3310 is blocked on a mutex likely owned by task kworker/0:225:3817. ** 11 printk messages dropped ** [ 1326.256501][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1326.256699][ T32] r4:e0679dc0 ** 6 printk messages dropped ** [ 1326.256907][ T32] r5:00001000 r4:dfadd000 ** 4 printk messages dropped ** [ 1326.257067][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 4 printk messages dropped ** [ 1326.257242][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 ** 6 printk messages dropped ** [ 1326.257478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.257918][ T32] r10:82918644 r9:dfd0dd84 r8:00000002 r7:60000113 r6:dfd0dd8c r5:84884800 ** 2 printk messages dropped ** [ 1326.258055][ T32] r5:84884800 r4:82918640 [ 1326.258097][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.258154][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.258212][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 [ 1326.258234][ T32] r4:00000000 [ 1326.258253][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.258290][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.258324][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.258387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5780 [ 1326.258433][ T32] r4:00000000 [ 1326.258454][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.258503][ T32] r9:83018005 r8:84884800 r7:00000000 r6:83018000 r5:00001000 r4:7f98f000 [ 1326.258548][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.258594][ T32] r5:00001000 r4:dfbad000 [ 1326.258623][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.258685][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.258730][ T32] r5:849de78c r4:849de400 [ 1326.258771][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.258817][ T32] r7:dddced40 r6:83018000 r5:849de78c r4:84b9b200 [ 1326.258858][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.258906][ T32] r10:61c88647 r9:84884800 r8:84b9b22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.258928][ T32] r4:84b9b200 [ 1326.258958][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.259025][ T32] r10:00000000 r9:84b9b200 r8:8027ed34 r7:dfcf9e60 r6:84b9b280 r5:84884800 [ 1326.259049][ T32] r4:00000001 [ 1326.259089][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.259126][ T32] Exception stack(0xdfd0dfb0 to 0xdfd0dff8) [ 1326.259170][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.259211][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.259240][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.259269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.259314][ T32] r4:84b99740 [ 1326.259651][ T32] INFO: task kworker/0:88:3311 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.259703][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.259791][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.259870][ T32] Call trace: [ 1326.270504][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.270636][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.270677][ T32] r4:00000000 [ 1326.270731][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.270778][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.270812][ T32] 9d20: de87f000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.270863][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.270899][ T32] 9d60: 800f0013 ffffffff [ 1326.270925][ T32] r5:800f0013 r4:80239bd0 [ 1326.270954][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 1 printk messages dropped ** [ 1326.271034][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1326.271404][ T32] r5:00001000 r4:dfadd000 ** 5 printk messages dropped ** [ 1326.271682][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.272004][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.272350][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.272615][ T32] r5:84885400 r4:82918640 [ 1326.272657][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.272769][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd11e08 ** 4 printk messages dropped ** [ 1326.272950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5080 ** 6 printk messages dropped ** [ 1326.273396][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1326.274190][ T32] r10:00000000 r9:84b9b300 r8:8027ed34 r7:dfd0de60 r6:84b9b380 r5:84885400 ** 7 printk messages dropped ** [ 1326.274544][ T32] r4:84b99840 ** 3 printk messages dropped ** [ 1326.275202][ T32] Call trace: ** 7 printk messages dropped ** [ 1326.275795][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1326.276164][ T32] r4:e0679dc0 ** 6 printk messages dropped ** [ 1326.276530][ T32] r5:00001000 r4:dfadd000 ** 4 printk messages dropped ** [ 1326.276746][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 6 printk messages dropped ** [ 1326.277002][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.277287][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.277637][ T32] r4:84886000 ** 1 printk messages dropped ** [ 1326.277699][ T32] r5:84886000 r4:82918640 [ 1326.277719][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.277916][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1326.278310][ T32] r5:859cfb8c r4:859cf800 ** 4 printk messages dropped ** [ 1326.278500][ T32] r4:84b9b400 ** 6 printk messages dropped ** [ 1326.278788][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.279476][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.279791][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.279814][ T32] 9d60: 800f0013 ffffffff [ 1326.279836][ T32] r5:800f0013 r4:80239bd0 [ 1326.279856][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.279940][ T32] r4:82ac11e4 [ 1326.313415][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.313580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.313613][ T32] r4:e0679dc0 [ 1326.313634][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.313681][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.313750][ T32] r4:00000000 [ 1326.313775][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.313825][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.313868][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.313918][ T32] r5:00001000 r4:dfadd000 [ 1326.313939][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.313979][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.314107][ T32] r5:8503d38c r4:8503d000 [ 1326.314131][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.314179][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.314200][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.314279][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.314304][ T32] r4:85066f80 [ 1326.314324][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.314389][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.314437][ T32] r4:00000001 [ 1326.314459][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.314523][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.314555][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.314610][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.314661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.314695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.314717][ T32] r4:85086c80 [ 1326.314740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.314815][ T32] INFO: task kworker/0:91:3318 blocked for more than 452 seconds. [ 1326.314856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.314902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.314928][ T32] task:kworker/0:91 state:D stack:0 pid:3318 tgid:3318 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.314984][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.315052][ T32] Call trace: [ 1326.315090][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.315161][ T32] r10:82918644 r9:dfd1dd84 r8:00000002 r7:60000113 r6:dfd1dd8c r5:84886c00 [ 1326.315225][ T32] r4:84886c00 [ 1326.315257][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.315301][ T32] r5:84886c00 r4:82918640 [ 1326.315343][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.315405][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.315482][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 [ 1326.315594][ T32] r4:00000000 [ 1326.315687][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.315892][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.315985][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.316084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a77180 [ 1326.316139][ T32] r4:00000000 [ 1326.316181][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.316279][ T32] r9:83018005 r8:84886c00 r7:00000000 r6:83018000 r5:00001000 r4:7f995000 [ 1326.316326][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.316371][ T32] r5:00001000 r4:ecc39000 [ 1326.316414][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.316482][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.316558][ T32] r5:849def8c r4:849dec00 [ 1326.316580][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.316634][ T32] r7:dddced40 r6:83018000 r5:849def8c r4:84b9b500 [ 1326.316657][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.316718][ T32] r10:61c88647 r9:84886c00 r8:84b9b52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.316742][ T32] r4:84b9b500 [ 1326.316761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.316819][ T32] r10:00000000 r9:84b9b500 r8:8027ed34 r7:dfd0de60 r6:84b9b580 r5:84886c00 [ 1326.316843][ T32] r4:00000001 [ 1326.316882][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.316921][ T32] Exception stack(0xdfd1dfb0 to 0xdfd1dff8) [ 1326.316947][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.316975][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.317000][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1326.317668][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1326.318118][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1326.318348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.318400][ T32] r4:00000000 [ 1326.318444][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.318498][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.318522][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.318563][ T32] r5:00001000 r4:dfadd000 [ 1326.318592][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.318634][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.318675][ T32] r5:8503d38c r4:8503d000 [ 1326.318695][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.318750][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.318773][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.318842][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.318867][ T32] r4:85066f80 [ 1326.318895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.318942][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.318964][ T32] r4:00000001 [ 1326.318982][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.319016][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.319041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.319089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.319128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.319174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.319221][ T32] r4:85086c80 [ 1326.319242][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.319267][ T32] INFO: task kworker/0:92:3319 blocked for more than 452 seconds. [ 1326.319295][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.319320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.319341][ T32] task:kworker/0:92 state:D stack:0 pid:3319 tgid:3319 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.319383][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.319444][ T32] Call trace: [ 1326.319488][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.319551][ T32] r10:82918644 r9:dfd15d84 r8:00000002 r7:60000013 r6:dfd15d8c r5:84880c00 ** 2 printk messages dropped ** [ 1326.319631][ T32] r5:84880c00 r4:82918640 [ 1326.319651][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.319829][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 ** 8 printk messages dropped ** [ 1326.330471][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1326.331101][ T32] r10:00000000 r9:84b9b600 r8:8027ed34 r7:dfd0de60 r6:84b9b680 r5:84880c00 ** 8 printk messages dropped ** [ 1326.332322][ T32] INFO: task kworker/0:92:3319 is blocked on a mutex likely owned by task kworker/0:225:3817. ** 1 printk messages dropped ** [ 1326.332456][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.332524][ T32] Call trace: [ 1326.332584][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.332642][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.332667][ T32] r4:00000000 [ 1326.332697][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.332739][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.332791][ T32] 9d20: def32000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.332844][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.332870][ T32] 9d60: 800f0013 ffffffff [ 1326.332895][ T32] r5:800f0013 r4:80239bd0 [ 1326.332915][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.332966][ T32] r4:82ac11e4 [ 1326.332989][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.333042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 3 printk messages dropped ** [ 1326.333148][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.333399][ T32] r5:00001000 r4:dfadd000 ** 4 printk messages dropped ** [ 1326.333808][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 8 printk messages dropped ** [ 1326.334426][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1326.334686][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.334999][ T32] r4:84890000 ** 1 printk messages dropped ** [ 1326.335064][ T32] r5:84890000 r4:82918640 [ 1326.335084][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.335234][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.335488][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.335985][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1326.336355][ T32] r4:84b9b700 ** 4 printk messages dropped ** [ 1326.336553][ T32] Exception stack(0xdfd35fb0 to 0xdfd35ff8) ** 5 printk messages dropped ** [ 1326.337071][ T32] INFO: task kworker/0:93:3321 is blocked on a mutex likely owned by task kworker/0:225:3817. ** 5 printk messages dropped ** [ 1326.337393][ T32] r4:00000000 [ 1326.337415][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.337455][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.337523][ T32] 9d20: def32000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.337558][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.337581][ T32] 9d60: 800f0013 ffffffff [ 1326.337615][ T32] r5:800f0013 r4:80239bd0 [ 1326.337637][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.337679][ T32] r4:82ac11e4 [ 1326.337698][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.337760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.337786][ T32] r4:e0679dc0 [ 1326.337826][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.337873][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.337895][ T32] r4:00000000 [ 1326.337914][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.337989][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.338017][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.338059][ T32] r5:00001000 r4:dfadd000 [ 1326.338099][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.338164][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.338210][ T32] r5:8503d38c r4:8503d000 [ 1326.338250][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.338319][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.338343][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.338403][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.338450][ T32] r4:85066f80 [ 1326.338487][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.338540][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.338571][ T32] r4:00000001 [ 1326.338593][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.338653][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.338682][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.338710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.338757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.338789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.338811][ T32] r4:85086c80 [ 1326.338851][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.338879][ T32] INFO: task kworker/0:94:3324 blocked for more than 452 seconds. [ 1326.338907][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.338930][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.338951][ T32] task:kworker/0:94 state:D stack:0 pid:3324 tgid:3324 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.338994][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.339056][ T32] Call trace: [ 1326.339108][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.339153][ T32] r10:82918644 r9:dfd41d84 r8:00000002 r7:60000013 r6:dfd41d8c r5:84892400 [ 1326.339198][ T32] r4:84892400 [ 1326.339220][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.339261][ T32] r5:84892400 r4:82918640 [ 1326.339280][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.339318][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.339385][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 [ 1326.339424][ T32] r4:00000000 [ 1326.339446][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.339484][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1326.339640][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1326.372667][ T32] r4:84b9b800 ** 4 printk messages dropped ** [ 1326.372837][ T32] Exception stack(0xdfd41fb0 to 0xdfd41ff8) [ 1326.372867][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.372895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.372921][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.372974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.373002][ T32] r4:84ba5180 [ 1326.373470][ T32] INFO: task kworker/0:94:3324 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.373524][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.373643][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.373694][ T32] Call trace: [ 1326.373755][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.373831][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.373879][ T32] r4:00000000 [ 1326.373925][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.373967][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.373998][ T32] 9d20: df8fb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.374026][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.374050][ T32] 9d60: 800f0013 ffffffff [ 1326.374117][ T32] r5:800f0013 r4:80239bd0 [ 1326.374162][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1326.374441][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.374819][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.375633][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.375972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1326.376794][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1326.376951][ T32] r5:84893c00 r4:82918640 ** 1 printk messages dropped ** [ 1326.377055][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.377479][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1326.378366][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.378819][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1326.379836][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1326.392649][ T32] r4:e0679dc0 ** 6 printk messages dropped ** [ 1326.392972][ T32] r5:00001000 r4:dfadd000 ** 6 printk messages dropped ** [ 1326.393235][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1326.393583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1326.394039][ T32] r4:84893000 ** 1 printk messages dropped ** [ 1326.394121][ T32] r5:84893000 r4:82918640 ** 2 printk messages dropped ** [ 1326.394260][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd5de08 ** 6 printk messages dropped ** [ 1326.394502][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1326.394732][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.394803][ T32] r5:849dfb8c r4:849df800 [ 1326.394850][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.394897][ T32] r7:dddced40 r6:83018000 r5:849dfb8c r4:84b9bb00 [ 1326.394917][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.395003][ T32] r10:61c88647 r9:84893000 r8:84b9bb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.395028][ T32] r4:84b9bb00 [ 1326.395047][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.395091][ T32] r10:00000000 r9:84b9bb00 r8:8027ed34 r7:dfd49e60 r6:84b9bb80 r5:84893000 [ 1326.395133][ T32] r4:00000001 [ 1326.395155][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.395249][ T32] Exception stack(0xdfd5dfb0 to 0xdfd5dff8) [ 1326.395295][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.395346][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.395410][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.395480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.395530][ T32] r4:84ba5900 [ 1326.396215][ T32] INFO: task kworker/0:97:3329 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.396296][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.396413][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.396488][ T32] Call trace: [ 1326.396544][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.396603][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.396635][ T32] r4:00000000 [ 1326.396691][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.396737][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.396777][ T32] 9d20: df8fb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.396843][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.396901][ T32] 9d60: 800f0013 ffffffff [ 1326.396931][ T32] r5:800f0013 r4:80239bd0 [ 1326.396955][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.397003][ T32] r4:82ac11e4 [ 1326.397026][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.397075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.397102][ T32] r4:e0679dc0 [ 1326.397124][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.397174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.397212][ T32] r4:00000000 [ 1326.397235][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.397292][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.397322][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.397407][ T32] r5:00001000 r4:dfadd000 [ 1326.397429][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.397484][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.397536][ T32] r5:8503d38c r4:8503d000 [ 1326.397557][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.397603][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.397624][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.397694][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.397760][ T32] r4:85066f80 [ 1326.397810][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.397888][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.397913][ T32] r4:00000001 [ 1326.397961][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.398031][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 1 printk messages dropped ** [ 1326.398109][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.398349][ T32] task:kworker/1:18 state:D stack:0 pid:3335 tgid:3335 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.398672][ T32] r5:84896000 r4:82918640 [ 1326.398694][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.398957][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1326.399357][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.399802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.419826][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.420421][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1326.420558][ T32] r4:e0679dc0 ** 6 printk messages dropped ** [ 1326.420821][ T32] r5:00001000 r4:dfadd000 ** 3 printk messages dropped ** [ 1326.420969][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.421415][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.421504][ T32] r4:85086c80 [ 1326.421539][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.421599][ T32] INFO: task kworker/1:19:3336 blocked for more than 452 seconds. [ 1326.421650][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.421675][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.421697][ T32] task:kworker/1:19 state:D stack:0 pid:3336 tgid:3336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.421773][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.421833][ T32] Call trace: [ 1326.421868][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.421926][ T32] r10:82918644 r9:dfd6dd84 r8:00000002 r7:60000113 r6:dfd6dd8c r5:84896c00 [ 1326.421958][ T32] r4:84896c00 [ 1326.421978][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.422018][ T32] r5:84896c00 r4:82918640 [ 1326.422063][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.422116][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.422174][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd6de08 [ 1326.422199][ T32] r4:00000000 [ 1326.422219][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.422280][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.422339][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.422380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847738c0 [ 1326.422402][ T32] r4:00000000 [ 1326.422421][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.422463][ T32] r9:83018205 r8:84896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1326.422484][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.422539][ T32] r5:00001000 r4:ec747000 [ 1326.422559][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.422596][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.422659][ T32] r5:8590078c r4:85900400 [ 1326.422699][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.422788][ T32] r7:ddde2d40 r6:83018200 r5:8590078c r4:84b70380 [ 1326.422837][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.422887][ T32] r10:61c88647 r9:84896c00 r8:84b703ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.422909][ T32] r4:84b70380 [ 1326.422928][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.422970][ T32] r10:00000000 r9:84b70380 r8:8027ed34 r7:dfd69e60 r6:84b9bc80 r5:84896c00 [ 1326.423027][ T32] r4:00000001 [ 1326.423052][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.423087][ T32] Exception stack(0xdfd6dfb0 to 0xdfd6dff8) [ 1326.423114][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.423141][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.423169][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.423197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.423240][ T32] r4:84ba4280 [ 1326.423732][ T32] INFO: task kworker/1:19:3336 is blocked on a mutex likely owned by task kworker/0:225:3817. ** 7 printk messages dropped ** [ 1326.424154][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 5 printk messages dropped ** [ 1326.424448][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.424671][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 8 printk messages dropped ** [ 1326.425028][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.425625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.426035][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.426321][ T32] r5:844fb000 r4:82918640 [ 1326.426352][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.426768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847737c0 ** 8 printk messages dropped ** [ 1326.427105][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1326.427547][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.428132][ T32] Call trace: ** 6 printk messages dropped ** [ 1326.428481][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1326.428918][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 9 printk messages dropped ** [ 1326.429285][ T32] r4:85066f80 ** 6 printk messages dropped ** [ 1326.429563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.464772][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1326.464987][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.465050][ T32] r10:82918644 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:844fe000 [ 1326.465099][ T32] r4:844fe000 [ 1326.465136][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.465182][ T32] r5:844fe000 r4:82918640 [ 1326.465203][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.465245][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.465291][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 [ 1326.465338][ T32] r4:00000000 [ 1326.465365][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.465436][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.465505][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.465552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773440 [ 1326.465603][ T32] r4:00000000 [ 1326.465630][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.465679][ T32] r9:83018205 r8:844fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1326.465705][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.465780][ T32] r5:00001000 r4:ec699000 [ 1326.465803][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.465863][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.465959][ T32] r5:858ff78c r4:858ff400 [ 1326.466006][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.466058][ T32] r7:ddde2d40 r6:83018200 r5:858ff78c r4:84b70500 [ 1326.466079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.466154][ T32] r10:61c88647 r9:844fe000 r8:84b7052c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.466203][ T32] r4:84b70500 [ 1326.466251][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.466349][ T32] r10:00000000 r9:84b70500 r8:8027ed34 r7:dfd69e60 r6:84b70580 r5:844fe000 [ 1326.466398][ T32] r4:00000001 [ 1326.466447][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.466530][ T32] Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) [ 1326.466574][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.466632][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.466701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.466736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.466765][ T32] r4:84ba44c0 [ 1326.467226][ T32] INFO: task kworker/1:21:3340 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.467264][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.467352][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.467408][ T32] Call trace: [ 1326.467465][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.467530][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.467556][ T32] r4:00000000 [ 1326.467575][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.467614][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.467643][ T32] 9d20: e078d000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.467708][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.467765][ T32] 9d60: 800f0013 ffffffff [ 1326.467813][ T32] r5:800f0013 r4:80239bd0 [ 1326.467839][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.467883][ T32] r4:82ac11e4 [ 1326.467903][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.467944][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.467975][ T32] r4:e0679dc0 [ 1326.468002][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.468062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.468098][ T32] r4:00000000 [ 1326.468121][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.468168][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.468211][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.468257][ T32] r5:00001000 r4:dfadd000 [ 1326.468286][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.468329][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.468372][ T32] r5:8503d38c r4:8503d000 [ 1326.468412][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.468478][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.468527][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.468598][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.468646][ T32] r4:85066f80 [ 1326.468691][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.468742][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.468788][ T32] r4:00000001 [ 1326.468813][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.468885][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.468916][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.468965][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.468994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.469024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.469046][ T32] r4:85086c80 [ 1326.469066][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.469107][ T32] INFO: task kworker/1:22:3342 blocked for more than 452 seconds. [ 1326.469147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.469173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.469195][ T32] task:kworker/1:22 state:D stack:0 pid:3342 tgid:3342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.469303][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.469351][ T32] Call trace: [ 1326.469382][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.469450][ T32] r10:82918644 r9:dfd71d84 r8:00000002 r7:60000113 r6:dfd71d8c r5:844fd400 [ 1326.469506][ T32] r4:844fd400 [ 1326.469575][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.469642][ T32] r5:844fd400 r4:82918640 [ 1326.469688][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.469732][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.469781][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd71e08 [ 1326.469803][ T32] r4:00000000 [ 1326.469822][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.479634][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.479805][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.480126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773600 ** 6 printk messages dropped ** [ 1326.480434][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.480944][ T32] Exception stack(0xdfd71fb0 to 0xdfd71ff8) ** 3 printk messages dropped ** [ 1326.481106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1326.481975][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.482209][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1326.482426][ T32] r4:e0679dc0 ** 6 printk messages dropped ** [ 1326.482745][ T32] r5:00001000 r4:dfadd000 ** 7 printk messages dropped ** [ 1326.483194][ T32] r4:85066f80 ** 5 printk messages dropped ** [ 1326.483429][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.484045][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1326.484398][ T32] r5:844fec00 r4:82918640 ** 1 printk messages dropped ** [ 1326.484464][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.484550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd75e08 [ 1326.484593][ T32] r4:00000000 [ 1326.484655][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.484697][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.484733][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.484776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bab80 [ 1326.484797][ T32] r4:00000000 [ 1326.484841][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.484891][ T32] r9:83018005 r8:844fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1326.484913][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.484956][ T32] r5:00001000 r4:dfaa3000 [ 1326.484975][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.485014][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.485079][ T32] r5:849cf38c r4:849cf000 [ 1326.485104][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.485151][ T32] r7:dddced40 r6:83018000 r5:849cf38c r4:84b9bd00 [ 1326.485193][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.485251][ T32] r10:61c88647 r9:844fec00 r8:84b9bd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.485277][ T32] r4:84b9bd00 [ 1326.485298][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.485343][ T32] r10:00000000 r9:84b9bd00 r8:8027ed34 r7:dfd49e60 r6:84b70700 r5:844fec00 [ 1326.485386][ T32] r4:00000001 [ 1326.485456][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.485612][ T32] Exception stack(0xdfd75fb0 to 0xdfd75ff8) [ 1326.485644][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.485673][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.485698][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.485740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.485808][ T32] r4:84ba5cc0 [ 1326.486168][ T32] INFO: task kworker/0:98:3343 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.486204][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.486287][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.486362][ T32] Call trace: [ 1326.486397][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.486445][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.486468][ T32] r4:00000000 [ 1326.486486][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.486530][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.486571][ T32] 9d20: e078d000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.486608][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.486679][ T32] 9d60: 800f0013 ffffffff [ 1326.486738][ T32] r5:800f0013 r4:80239bd0 [ 1326.486766][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.486809][ T32] r4:82ac11e4 [ 1326.486828][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.486869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.486891][ T32] r4:e0679dc0 [ 1326.486909][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.486950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.486995][ T32] r4:00000000 [ 1326.487048][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.487097][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.487119][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.487183][ T32] r5:00001000 r4:dfadd000 [ 1326.487227][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1326.487440][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1326.487821][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.488104][ T32] task:kworker/1:23 state:D stack:0 pid:3344 tgid:3344 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.488441][ T32] r5:844f9800 r4:82918640 ** 1 printk messages dropped ** [ 1326.488564][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.488943][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.489319][ T32] r10:61c88647 r9:844f9800 r8:84b707ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1326.489569][ T32] Exception stack(0xdfd79fb0 to 0xdfd79ff8) ** 6 printk messages dropped ** [ 1326.525623][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1326.526616][ T32] r4:e0679dc0 ** 2 printk messages dropped ** [ 1326.526720][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.526932][ T32] r5:00001000 r4:dfadd000 ** 6 printk messages dropped ** [ 1326.527235][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1326.527601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.527904][ T32] task:kworker/1:24 state:D stack:0 pid:3346 tgid:3346 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.528285][ T32] r5:84918000 r4:82918640 ** 2 printk messages dropped ** [ 1326.528440][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd7de08 ** 8 printk messages dropped ** [ 1326.528776][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1326.529102][ T32] r10:61c88647 r9:84918000 r8:84b708ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.529135][ T32] r4:84b70880 [ 1326.529156][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.529200][ T32] r10:00000000 r9:84b70880 r8:8027ed34 r7:dfd79e60 r6:84b70900 r5:84918000 [ 1326.529243][ T32] r4:00000001 [ 1326.529267][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.529301][ T32] Exception stack(0xdfd7dfb0 to 0xdfd7dff8) [ 1326.529328][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.529355][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.529381][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.529408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.529453][ T32] r4:84ba48c0 [ 1326.529896][ T32] INFO: task kworker/1:24:3346 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.538874][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.538964][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.539038][ T32] Call trace: [ 1326.539088][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.539145][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.539178][ T32] r4:00000000 [ 1326.539202][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.539262][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.539317][ T32] 9d20: e1263000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.539350][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.539374][ T32] 9d60: 800f0013 ffffffff [ 1326.539415][ T32] r5:800f0013 r4:80239bd0 [ 1326.539452][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.539505][ T32] r4:82ac11e4 [ 1326.539526][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.539569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.539591][ T32] r4:e0679dc0 [ 1326.539610][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.539696][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.539750][ T32] r4:00000000 [ 1326.539775][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.539865][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.540201][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.540271][ T32] r5:00001000 r4:dfadd000 [ 1326.540293][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.540334][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.540399][ T32] r5:8503d38c r4:8503d000 [ 1326.540447][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.540521][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.540546][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.540593][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.540636][ T32] r4:85066f80 [ 1326.540680][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.540738][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.540771][ T32] r4:00000001 [ 1326.540793][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.540830][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.540858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.540887][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.540913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.540941][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.540964][ T32] r4:85086c80 [ 1326.540986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.541027][ T32] INFO: task kworker/1:25:3351 blocked for more than 453 seconds. [ 1326.541062][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.541097][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.541128][ T32] task:kworker/1:25 state:D stack:0 pid:3351 tgid:3351 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.541211][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.541268][ T32] Call trace: [ 1326.541304][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1326.541471][ T32] r5:84918c00 r4:82918640 [ 1326.541491][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.541606][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1326.541813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b140 ** 8 printk messages dropped ** [ 1326.542242][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.542717][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.543610][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1326.544103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 8 printk messages dropped ** [ 1326.544478][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1326.544912][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1326.545163][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.545651][ T32] r5:8491b000 r4:82918640 [ 1326.545675][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.545984][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1326.546387][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.546791][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.546818][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.546846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.546867][ T32] r4:84ba12c0 [ 1326.547215][ T32] INFO: task kworker/1:26:3353 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.547251][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.547308][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.547367][ T32] Call trace: [ 1326.547399][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.547447][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.547470][ T32] r4:00000000 [ 1326.547489][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.547542][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.547593][ T32] 9d20: e1263000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.547625][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.547648][ T32] 9d60: 800f0013 ffffffff [ 1326.547713][ T32] r5:800f0013 r4:80239bd0 [ 1326.547739][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.547843][ T32] r4:82ac11e4 [ 1326.547866][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.547910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.547932][ T32] r4:e0679dc0 [ 1326.547967][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.548016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.548059][ T32] r4:00000000 [ 1326.548105][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.548182][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.548229][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.548321][ T32] r5:00001000 r4:dfadd000 [ 1326.548362][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.548405][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.548458][ T32] r5:8503d38c r4:8503d000 [ 1326.548481][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.548575][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.548609][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.548657][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.548682][ T32] r4:85066f80 [ 1326.548701][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.548745][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.548780][ T32] r4:00000001 [ 1326.548805][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.548843][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.548869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.548918][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.548949][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.549010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.549059][ T32] r4:85086c80 [ 1326.549093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.549131][ T32] INFO: task kworker/1:27:3355 blocked for more than 453 seconds. [ 1326.549164][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.549211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.549282][ T32] task:kworker/1:27 state:D stack:0 pid:3355 tgid:3355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.549375][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.549423][ T32] Call trace: [ 1326.549488][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.549546][ T32] r10:82918644 r9:dfd89d84 r8:00000002 r7:60000113 r6:dfd89d8c r5:8491bc00 [ 1326.549570][ T32] r4:8491bc00 [ 1326.549591][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.549641][ T32] r5:8491bc00 r4:82918640 [ 1326.549667][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.549717][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.549800][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd89e08 [ 1326.549946][ T32] r4:00000000 [ 1326.584576][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.584711][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1326.584882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b2c0 ** 8 printk messages dropped ** [ 1326.585276][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1326.585903][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1326.586852][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1326.587402][ T32] r4:e0679dc0 ** 2 printk messages dropped ** [ 1326.587486][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.587833][ T32] r5:8503d38c r4:8503d000 ** 4 printk messages dropped ** [ 1326.587983][ T32] r4:85066f80 ** 5 printk messages dropped ** [ 1326.588152][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1326.588568][ T32] task:kworker/1:28 state:D stack:0 pid:3357 tgid:3357 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.588981][ T32] r5:8491c800 r4:82918640 ** 3 printk messages dropped ** [ 1326.589202][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.589275][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.589328][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.589371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b440 [ 1326.589394][ T32] r4:00000000 [ 1326.589421][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.589493][ T32] r9:83018205 r8:8491c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1326.589531][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.589575][ T32] r5:00001000 r4:eca1d000 [ 1326.589604][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.589645][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.589686][ T32] r5:8590338c r4:85903000 [ 1326.589706][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.589751][ T32] r7:ddde2d40 r6:83018200 r5:8590338c r4:84b70d00 [ 1326.589771][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.598280][ T32] r10:61c88647 r9:8491c800 r8:84b70d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.598380][ T32] r4:84b70d00 [ 1326.598409][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.598476][ T32] r10:00000000 r9:84b70d00 r8:8027ed34 r7:dfd89e60 r6:84b70d80 r5:8491c800 [ 1326.598542][ T32] r4:00000001 [ 1326.598577][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.598617][ T32] Exception stack(0xdfd8dfb0 to 0xdfd8dff8) [ 1326.598647][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1326.598705][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.598765][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.598798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.598821][ T32] r4:84ba1300 [ 1326.599285][ T32] INFO: task kworker/1:28:3357 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.599357][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.599452][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.599533][ T32] Call trace: [ 1326.599599][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.599651][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.599720][ T32] r4:00000000 [ 1326.599789][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.599846][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.604132][ T32] 9d20: e1d39000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.604216][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.604256][ T32] 9d60: 800f0013 ffffffff [ 1326.604309][ T32] r5:800f0013 r4:80239bd0 [ 1326.604355][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.604414][ T32] r4:82ac11e4 [ 1326.604435][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.604477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.604546][ T32] r4:e0679dc0 [ 1326.604594][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.604649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.604699][ T32] r4:00000000 [ 1326.604745][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.604796][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.604819][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.604888][ T32] r5:00001000 r4:dfadd000 [ 1326.604921][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.604986][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.605031][ T32] r5:8503d38c r4:8503d000 [ 1326.605074][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.605133][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.605158][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.605222][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.605271][ T32] r4:85066f80 [ 1326.605294][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.605360][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.605411][ T32] r4:00000001 [ 1326.605467][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1326.605674][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.606104][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1326.606357][ T32] r5:8491d400 r4:82918640 [ 1326.606398][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.606620][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1326.607018][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1326.607448][ T32] r4:84b70e00 ** 6 printk messages dropped ** [ 1326.607720][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.608646][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.609035][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1326.609526][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1326.626435][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1326.626905][ T32] task:kworker/1:30 state:D stack:0 pid:3361 tgid:3361 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.627320][ T32] r5:8491e000 r4:82918640 ** 1 printk messages dropped ** [ 1326.627380][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.627950][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.628127][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.628221][ T32] r5:85903b8c r4:85903800 [ 1326.628244][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.628290][ T32] r7:ddde2d40 r6:83018200 r5:85903b8c r4:84b70f00 [ 1326.628343][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.628391][ T32] r10:61c88647 r9:8491e000 r8:84b70f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.628414][ T32] r4:84b70f00 [ 1326.628448][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.628538][ T32] r10:00000000 r9:84b70f00 r8:8027ed34 r7:dfd91e60 r6:84b70f80 r5:8491e000 [ 1326.628564][ T32] r4:00000001 [ 1326.628605][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.628642][ T32] Exception stack(0xdfd95fb0 to 0xdfd95ff8) [ 1326.628669][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.628720][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.628785][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.628816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.628838][ T32] r4:84ba15c0 [ 1326.629289][ T32] INFO: task kworker/1:30:3361 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.629331][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.629427][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.629501][ T32] Call trace: [ 1326.629557][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.629606][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.629629][ T32] r4:00000000 [ 1326.629676][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.629718][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.629747][ T32] 9d20: e21aa000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.629779][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.629830][ T32] 9d60: 800f0013 ffffffff [ 1326.629909][ T32] r5:800f0013 r4:80239bd0 [ 1326.640299][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.640369][ T32] r4:82ac11e4 [ 1326.640411][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.640461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.640485][ T32] r4:e0679dc0 [ 1326.640522][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.640570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.640618][ T32] r4:00000000 [ 1326.640642][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.640689][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.640711][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.640791][ T32] r5:00001000 r4:dfadd000 [ 1326.640845][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.640890][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.640933][ T32] r5:8503d38c r4:8503d000 [ 1326.640961][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.641034][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.641059][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.641125][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.641172][ T32] r4:85066f80 [ 1326.641230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.641282][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.641314][ T32] r4:00000001 [ 1326.641358][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.641397][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.641426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.641454][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.641540][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.641582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.641607][ T32] r4:85086c80 [ 1326.641693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.641725][ T32] INFO: task kworker/1:31:3363 blocked for more than 453 seconds. [ 1326.641783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.641837][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.641864][ T32] task:kworker/1:31 state:D stack:0 pid:3363 tgid:3363 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.642059][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.642197][ T32] Call trace: [ 1326.642292][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.642359][ T32] r10:82918644 r9:dfd99d84 r8:00000002 r7:60000013 r6:dfd99d8c r5:8491ec00 [ 1326.642417][ T32] r4:8491ec00 [ 1326.642482][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.642537][ T32] r5:8491ec00 r4:82918640 [ 1326.642561][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.642639][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.642730][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd99e08 [ 1326.642792][ T32] r4:00000000 [ 1326.642816][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.642856][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.642929][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.642974][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b7c0 [ 1326.643012][ T32] r4:00000000 [ 1326.643049][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.643109][ T32] r9:83018205 r8:8491ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1326.643156][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.643202][ T32] r5:00001000 r4:ecab3000 [ 1326.643232][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.643288][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.643335][ T32] r5:85903f8c r4:85903c00 [ 1326.643356][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.643400][ T32] r7:ddde2d40 r6:83018200 r5:85903f8c r4:84b85080 [ 1326.643438][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.643496][ T32] r10:61c88647 r9:8491ec00 r8:84b850ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1326.643839][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1326.644893][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.645091][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1326.645306][ T32] r4:e0679dc0 ** 2 printk messages dropped ** [ 1326.645476][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1326.645884][ T32] r5:8503d38c r4:8503d000 ** 4 printk messages dropped ** [ 1326.646083][ T32] r4:85066f80 ** 6 printk messages dropped ** [ 1326.646372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.646639][ T32] task:kworker/1:32 state:D stack:0 pid:3366 tgid:3366 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.647037][ T32] r5:8491a400 r4:82918640 [ 1326.647061][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1326.647576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b940 ** 8 printk messages dropped ** [ 1326.648111][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1326.648616][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1326.649045][ T32] INFO: task kworker/1:32:3366 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.649143][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.649229][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.649283][ T32] Call trace: [ 1326.649317][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.649367][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.649464][ T32] r4:00000000 [ 1326.649491][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.649540][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.649592][ T32] 9d20: e2512000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.649668][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.649696][ T32] 9d60: 800f0013 ffffffff [ 1326.649721][ T32] r5:800f0013 r4:80239bd0 [ 1326.649742][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.649805][ T32] r4:82ac11e4 [ 1326.649831][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.649921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.670907][ T32] r4:e0679dc0 [ 1326.670969][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.671039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.671064][ T32] r4:00000000 [ 1326.671085][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.671135][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.671160][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.671207][ T32] r5:00001000 r4:dfadd000 [ 1326.671228][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.671269][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.671313][ T32] r5:8503d38c r4:8503d000 [ 1326.671334][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.671412][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.671462][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.671551][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.671611][ T32] r4:85066f80 [ 1326.671694][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.671764][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.671810][ T32] r4:00000001 [ 1326.671856][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.671905][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.671979][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.672013][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.672056][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.672120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.672147][ T32] r4:85086c80 [ 1326.672171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.672250][ T32] INFO: task kworker/1:33:3367 blocked for more than 453 seconds. [ 1326.672291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.672350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1326.672730][ T32] r10:82918644 r9:dfda1d84 r8:00000002 r7:60000113 r6:dfda1d8c r5:844fbc00 ** 2 printk messages dropped ** [ 1326.672944][ T32] r5:844fbc00 r4:82918640 [ 1326.672968][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.673164][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.673479][ T32] r5:8590438c r4:85904000 ** 4 printk messages dropped ** [ 1326.673857][ T32] r4:84b85280 ** 5 printk messages dropped ** [ 1326.674097][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1326.675464][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1326.676008][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 8 printk messages dropped ** [ 1326.676630][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1326.677075][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 ** 7 printk messages dropped ** [ 1326.677390][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1326.677602][ T32] task:kworker/1:34 state:D stack:0 pid:3370 tgid:3370 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.678058][ T32] r5:844fc800 r4:82918640 ** 1 printk messages dropped ** [ 1326.678196][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1326.678675][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1326.679025][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.679067][ T32] r10:00000000 r9:84b85380 r8:8027ed34 r7:dfd9de60 r6:84b85400 r5:844fc800 [ 1326.679088][ T32] r4:00000001 [ 1326.679106][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.679141][ T32] Exception stack(0xdfda5fb0 to 0xdfda5ff8) [ 1326.679188][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.679221][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.679310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.679344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.679367][ T32] r4:84ba1c40 [ 1326.679660][ T32] INFO: task kworker/1:34:3370 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.679757][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.679820][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.679919][ T32] Call trace: [ 1326.714571][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.714650][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.714674][ T32] r4:00000000 [ 1326.714695][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.714757][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.714796][ T32] 9d20: e340a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.714826][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.714870][ T32] 9d60: 800f0013 ffffffff [ 1326.714919][ T32] r5:800f0013 r4:80239bd0 [ 1326.714942][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.715006][ T32] r4:82ac11e4 [ 1326.715030][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.715094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.715125][ T32] r4:e0679dc0 [ 1326.715146][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.715192][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.715215][ T32] r4:00000000 [ 1326.715259][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.715309][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.715337][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.715434][ T32] r5:00001000 r4:dfadd000 [ 1326.715504][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.715552][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.715608][ T32] r5:8503d38c r4:8503d000 [ 1326.715633][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.715710][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.715806][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.715932][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.715961][ T32] r4:85066f80 [ 1326.716019][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.716078][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.716104][ T32] r4:00000001 [ 1326.716124][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.716159][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.716186][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.716214][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.716279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.716310][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1326.716559][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.717056][ T32] r5:84510000 r4:82918640 [ 1326.717079][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.717199][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda9e08 ** 7 printk messages dropped ** [ 1326.717727][ T32] r9:83018205 r8:84510000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 ** 6 printk messages dropped ** [ 1326.718087][ T32] r7:ddde2d40 r6:83018200 r5:85904f8c r4:84b85480 ** 9 printk messages dropped ** [ 1326.718595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1326.719518][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.719798][ T32] 9d60: 800f0013 ffffffff ** 6 printk messages dropped ** [ 1326.728541][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1326.729069][ T32] r5:8503d38c r4:8503d000 ** 7 printk messages dropped ** [ 1326.729535][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.729776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1326.735215][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1326.736063][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.736374][ T32] r4:00000000 [ 1326.736432][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.736488][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.736584][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.736690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084200 [ 1326.736748][ T32] r4:00000000 [ 1326.736782][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.736873][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1326.736913][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.737019][ T32] r5:00001000 r4:dfb2d000 [ 1326.737045][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.737128][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.737187][ T32] r5:8503d78c r4:8503d400 [ 1326.737224][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.737314][ T32] r7:dddced40 r6:83018000 r5:8503d78c r4:8508b100 [ 1326.737356][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.737405][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.737428][ T32] r4:8508b100 [ 1326.737447][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.737492][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1326.737548][ T32] r4:00000001 [ 1326.737572][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.737639][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1326.737670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.737732][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.737767][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.737823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.737862][ T32] r4:85086c80 [ 1326.738310][ T32] INFO: task kworker/0:227:3822 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.738352][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.738476][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.738583][ T32] Call trace: [ 1326.738650][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.738734][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.738765][ T32] r4:00000000 [ 1326.738785][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.738825][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.738859][ T32] 9d20: e340a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.738888][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.738911][ T32] 9d60: 800f0013 ffffffff [ 1326.738933][ T32] r5:800f0013 r4:80239bd0 [ 1326.738964][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.739083][ T32] r4:82ac11e4 [ 1326.739108][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.739152][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.739202][ T32] r4:e0679dc0 [ 1326.739227][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1326.739472][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1326.757619][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 7 printk messages dropped ** [ 1326.758010][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1326.758467][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.758513][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1326.758581][ T32] r4:00000000 [ 1326.758600][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.758658][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.758703][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.758746][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1326.758784][ T32] r4:00000000 [ 1326.758808][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.758918][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1326.758944][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.758986][ T32] r5:00001000 r4:dfb77000 [ 1326.759006][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.759065][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.759111][ T32] r5:8501a38c r4:8501a000 [ 1326.759131][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.759174][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1326.759194][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.759258][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.759306][ T32] r4:85093380 [ 1326.759327][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.759371][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1326.759394][ T32] r4:00000001 [ 1326.759412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.759477][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1326.759511][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.759541][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.759566][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.759628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.759687][ T32] r4:8508f600 [ 1326.765369][ T32] INFO: task kworker/1:134:3830 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.765486][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.765652][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.765832][ T32] Call trace: [ 1326.765918][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.766012][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.766066][ T32] r4:00000000 [ 1326.766123][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1326.766703][ T32] r4:e0679dc0 ** 5 printk messages dropped ** [ 1326.766926][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 17 printk messages dropped ** [ 1326.767607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1326.768168][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1326.768474][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1326.768941][ T32] r10:61c88647 r9:8487a400 r8:850934ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1326.769341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.787862][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.787898][ T32] 9d20: e3fdb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.787929][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.787953][ T32] 9d60: 800f0013 ffffffff [ 1326.788013][ T32] r5:800f0013 r4:80239bd0 [ 1326.788061][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.788134][ T32] r4:82ac11e4 [ 1326.788158][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.788202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.788246][ T32] r4:e0679dc0 [ 1326.788290][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.788337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.788359][ T32] r4:00000000 [ 1326.788379][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.788425][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.788447][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.788490][ T32] r5:00001000 r4:dfadd000 [ 1326.788517][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.788557][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.788629][ T32] r5:8503d38c r4:8503d000 [ 1326.788653][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.788700][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.788743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.788795][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.788817][ T32] r4:85066f80 [ 1326.788836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.788901][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.788927][ T32] r4:00000001 [ 1326.788959][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.788997][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.789024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.789052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.789078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.789129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.789154][ T32] r4:85086c80 [ 1326.789198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.789242][ T32] INFO: task kworker/0:228:3836 blocked for more than 453 seconds. [ 1326.789300][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.789350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.789377][ T32] task:kworker/0:228 state:D stack:0 pid:3836 tgid:3836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.789494][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.789607][ T32] Call trace: [ 1326.789643][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.789711][ T32] r10:82918644 r9:e069dd84 r8:00000002 r7:60000113 r6:e069dd8c r5:848f0c00 [ 1326.789737][ T32] r4:848f0c00 [ 1326.789760][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.789822][ T32] r5:848f0c00 r4:82918640 [ 1326.789845][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.789969][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.795287][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e069de08 [ 1326.795361][ T32] r4:00000000 [ 1326.795401][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.795490][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.795542][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.795584][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084b00 [ 1326.795607][ T32] r4:00000000 [ 1326.795658][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.795826][ T32] r9:83018005 r8:848f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1326.795895][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1326.796076][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.796654][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1326.796852][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1326.797784][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1326.798070][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1326.798240][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 10 printk messages dropped ** [ 1326.798891][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1326.799284][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1326.799600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1326.816250][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.816415][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1326.816697][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1326.817331][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1326.817960][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1326.818288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.819390][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 8 printk messages dropped ** [ 1326.819802][ T32] r4:e0679dc0 ** 1 printk messages dropped ** [ 1326.830554][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 10 printk messages dropped ** [ 1326.831010][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1326.831311][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.831425][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.831539][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.831650][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.831701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.831828][ T32] r4:85086c80 [ 1326.831952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.832051][ T32] INFO: task kworker/0:229:3840 blocked for more than 453 seconds. [ 1326.832097][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.832124][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.832224][ T32] task:kworker/0:229 state:D stack:0 pid:3840 tgid:3840 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.832499][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.832561][ T32] Call trace: [ 1326.832621][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.832671][ T32] r10:82918644 r9:e06c1d84 r8:00000002 r7:60000113 r6:e06c1d8c r5:848f3c00 [ 1326.832694][ T32] r4:848f3c00 [ 1326.832714][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.832755][ T32] r5:848f3c00 r4:82918640 [ 1326.832775][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.832814][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.832859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 [ 1326.832897][ T32] r4:00000000 [ 1326.832973][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.833168][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.833235][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.833364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084a40 [ 1326.833473][ T32] r4:00000000 [ 1326.833506][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.833553][ T32] r9:83018005 r8:848f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1326.833684][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.833732][ T32] r5:00001000 r4:e00ab000 [ 1326.833804][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.833876][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.833929][ T32] r5:8503db8c r4:8503d800 [ 1326.833950][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.833994][ T32] r7:dddced40 r6:83018000 r5:8503db8c r4:8508b300 [ 1326.834015][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.834060][ T32] r10:61c88647 r9:848f3c00 r8:8508b32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.834082][ T32] r4:8508b300 [ 1326.834101][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.834172][ T32] r10:00000000 r9:8508b300 r8:8027ed34 r7:e069de60 r6:8508b400 r5:848f3c00 [ 1326.834224][ T32] r4:00000001 [ 1326.834247][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.834310][ T32] Exception stack(0xe06c1fb0 to 0xe06c1ff8) [ 1326.834340][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.834408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.834445][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.834500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.834560][ T32] r4:85084180 [ 1326.834989][ T32] INFO: task kworker/0:229:3840 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.835026][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.835205][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.835282][ T32] Call trace: [ 1326.835318][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.835368][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.835430][ T32] r4:00000000 [ 1326.835487][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.835543][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.835575][ T32] 9d20: e4519000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.835605][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.835629][ T32] 9d60: 800f0013 ffffffff [ 1326.835652][ T32] r5:800f0013 r4:80239bd0 [ 1326.835713][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.835780][ T32] r4:82ac11e4 [ 1326.835820][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.835882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.835909][ T32] r4:e0679dc0 [ 1326.835928][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.835970][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.835994][ T32] r4:00000000 [ 1326.836064][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.836268][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.836294][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.836362][ T32] r5:00001000 r4:dfadd000 [ 1326.836442][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.836506][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.836554][ T32] r5:8503d38c r4:8503d000 [ 1326.836575][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.836619][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.836640][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.836685][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.836707][ T32] r4:85066f80 [ 1326.836739][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.836839][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 ** 2 printk messages dropped ** [ 1326.836954][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 7 printk messages dropped ** [ 1326.837318][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1326.837677][ T32] r4:8487bc00 ** 2 printk messages dropped ** [ 1326.837788][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1326.838148][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1326.838458][ T32] r5:00001000 r4:dfd57000 ** 4 printk messages dropped ** [ 1326.838632][ T32] r7:ddde2d40 r6:83018200 r5:8501ab8c r4:85093600 [ 1326.838653][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.838697][ T32] r10:61c88647 r9:8487bc00 r8:8509362c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.838718][ T32] r4:85093600 [ 1326.838758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.838806][ T32] r10:00000000 r9:85093600 r8:8027ed34 r7:e06bde60 r6:85093680 r5:8487bc00 [ 1326.838925][ T32] r4:00000001 [ 1326.838955][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.838992][ T32] Exception stack(0xe06b1fb0 to 0xe06b1ff8) [ 1326.839018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1326.839052][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.839131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.839163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.839191][ T32] r4:8508fd00 [ 1326.839482][ T32] INFO: task kworker/1:137:3841 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.839617][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.839936][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.864787][ T32] Call trace: [ 1326.864833][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.864906][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.864931][ T32] r4:00000000 [ 1326.864951][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.864994][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.865029][ T32] 9d20: e4823000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.865059][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.865082][ T32] 9d60: 800f0013 ffffffff [ 1326.865157][ T32] r5:800f0013 r4:80239bd0 [ 1326.865183][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.865228][ T32] r4:82ac11e4 [ 1326.865248][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.865291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.865317][ T32] r4:e0679dc0 [ 1326.865337][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.865415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.865480][ T32] r4:00000000 [ 1326.865553][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.865612][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.865637][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.865684][ T32] r5:00001000 r4:dfadd000 [ 1326.865705][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.865788][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.865836][ T32] r5:8503d38c r4:8503d000 [ 1326.865885][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.865937][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.865960][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.866005][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.866033][ T32] r4:85066f80 [ 1326.866055][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.866232][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.866259][ T32] r4:00000001 [ 1326.866357][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.866475][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.866510][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.866542][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.866570][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.866598][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.866619][ T32] r4:85086c80 [ 1326.866670][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.866706][ T32] INFO: task kworker/1:138:3844 blocked for more than 453 seconds. [ 1326.866740][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.866765][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.866787][ T32] task:kworker/1:138 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.866879][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.866978][ T32] Call trace: [ 1326.867018][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.867064][ T32] r10:82918644 r9:e06b9d84 r8:00000002 r7:60000113 r6:e06b9d8c r5:8487c800 [ 1326.867166][ T32] r4:8487c800 [ 1326.867371][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.867416][ T32] r5:8487c800 r4:82918640 [ 1326.867508][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.867584][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.867634][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 [ 1326.867708][ T32] r4:00000000 [ 1326.867788][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.867832][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.867870][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.867914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fdc0 [ 1326.867937][ T32] r4:00000000 [ 1326.867969][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.868032][ T32] r9:83018205 r8:8487c800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 1 printk messages dropped ** [ 1326.868100][ T32] r5:00001000 r4:dfea7000 ** 5 printk messages dropped ** [ 1326.868408][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1326.868813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1326.868894][ T32] r4:8508ff00 ** 4 printk messages dropped ** [ 1326.869621][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1326.883948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 6 printk messages dropped ** [ 1326.884157][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.884206][ T32] r5:00001000 r4:dfadd000 [ 1326.884228][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.884268][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.884310][ T32] r5:8503d38c r4:8503d000 [ 1326.884349][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.884428][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.884454][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.884509][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.884533][ T32] r4:85066f80 [ 1326.884553][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.884600][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.884622][ T32] r4:00000001 [ 1326.884642][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.884683][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.884726][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.884764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.884790][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.884818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.884867][ T32] r4:85086c80 [ 1326.884901][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.884933][ T32] INFO: task kworker/1:139:3846 blocked for more than 453 seconds. [ 1326.884969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.885022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.885049][ T32] task:kworker/1:139 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.885256][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.885331][ T32] Call trace: [ 1326.885368][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.885473][ T32] r10:82918644 r9:e06c5d84 r8:00000002 r7:60000113 r6:e06c5d8c r5:8487d400 [ 1326.885509][ T32] r4:8487d400 [ 1326.885532][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.885576][ T32] r5:8487d400 r4:82918640 [ 1326.885623][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.885668][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.885715][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c5e08 [ 1326.885738][ T32] r4:00000000 [ 1326.885769][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.885810][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.885851][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.885895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ff40 [ 1326.885918][ T32] r4:00000000 [ 1326.885937][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.885980][ T32] r9:83018205 r8:8487d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1326.886043][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1326.886326][ T32] r7:ddde2d40 r6:83018200 r5:8501b38c r4:85093800 ** 14 printk messages dropped ** [ 1326.887297][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1326.888212][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.888246][ T32] 9d20: e4c2a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.888276][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.888299][ T32] 9d60: 800f0013 ffffffff [ 1326.888323][ T32] r5:800f0013 r4:80239bd0 [ 1326.888421][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.888519][ T32] r4:82ac11e4 [ 1326.888544][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.888587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.888609][ T32] r4:e0679dc0 [ 1326.888629][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.888670][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.888693][ T32] r4:00000000 [ 1326.888712][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.888756][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.888777][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.888818][ T32] r5:00001000 r4:dfadd000 [ 1326.888863][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.888906][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.888948][ T32] r5:8503d38c r4:8503d000 [ 1326.888967][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.889080][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.889285][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.889340][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.889515][ T32] r4:85066f80 [ 1326.889572][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.889650][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.889676][ T32] r4:00000001 [ 1326.889696][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.889785][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.889988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.914783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.914913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.914955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.915023][ T32] r4:85086c80 [ 1326.915070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.915116][ T32] INFO: task kworker/1:140:3847 blocked for more than 453 seconds. [ 1326.915156][ T32] Not tainted 6.15.0-syzkaller #0 [ 1326.915182][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1326.915205][ T32] task:kworker/1:140 state:D stack:0 pid:3847 tgid:3847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.915356][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.915528][ T32] Call trace: [ 1326.915662][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.915792][ T32] r10:82918644 r9:e06add84 r8:00000002 r7:60000113 r6:e06add8c r5:8487e000 [ 1326.915829][ T32] r4:8487e000 [ 1326.915862][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.915933][ T32] r5:8487e000 r4:82918640 [ 1326.915959][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.916002][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.916066][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ade08 [ 1326.916095][ T32] r4:00000000 [ 1326.916116][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.916154][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.916194][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.916235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84744540 [ 1326.916286][ T32] r4:00000000 [ 1326.916311][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.916361][ T32] r9:83018205 r8:8487e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1326.916384][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.916462][ T32] r5:00001000 r4:e002b000 [ 1326.916515][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.916590][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.916636][ T32] r5:8501b78c r4:8501b400 [ 1326.916658][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.916705][ T32] r7:ddde2d40 r6:83018200 r5:8501b78c r4:85093900 [ 1326.916726][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.916773][ T32] r10:61c88647 r9:8487e000 r8:8509392c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1326.916863][ T32] r10:00000000 r9:85093900 r8:8027ed34 r7:e06bde60 r6:85093980 r5:8487e000 ** 9 printk messages dropped ** [ 1326.917688][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1326.918457][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1326.919060][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 ** 17 printk messages dropped ** [ 1326.919743][ T32] r4:8487ec00 ** 2 printk messages dropped ** [ 1326.926800][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.927024][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1326.927231][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1326.927563][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.928294][ T32] Exception stack(0xe06cdfb0 to 0xe06cdff8) ** 6 printk messages dropped ** [ 1326.929033][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1326.943292][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 9 printk messages dropped ** [ 1326.943727][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1326.944218][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 4 printk messages dropped ** [ 1326.944595][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1326.945015][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.945088][ T32] Call trace: [ 1326.945127][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1326.945445][ T32] r10:82918644 r9:e06d5d84 r8:00000002 r7:60000013 r6:e06d5d8c r5:848f8000 [ 1326.945508][ T32] r4:848f8000 [ 1326.945559][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1326.945609][ T32] r5:848f8000 r4:82918640 [ 1326.945632][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1326.945673][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1326.945718][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 [ 1326.945740][ T32] r4:00000000 [ 1326.945760][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.945843][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.945911][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.945978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850801c0 [ 1326.946039][ T32] r4:00000000 [ 1326.946064][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.946110][ T32] r9:83018205 r8:848f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1326.946187][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.946235][ T32] r5:00001000 r4:e006b000 [ 1326.946256][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.946296][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.946442][ T32] r5:8501bf8c r4:8501bc00 [ 1326.946466][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.946544][ T32] r7:ddde2d40 r6:83018200 r5:8501bf8c r4:85093b00 [ 1326.946569][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.946670][ T32] r10:61c88647 r9:848f8000 r8:85093b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1326.946719][ T32] r4:85093b00 [ 1326.946756][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.946809][ T32] r10:00000000 r9:85093b00 r8:8027ed34 r7:e06cde60 r6:85093b80 r5:848f8000 [ 1326.946860][ T32] r4:00000001 [ 1326.946886][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.946923][ T32] Exception stack(0xe06d5fb0 to 0xe06d5ff8) [ 1326.946948][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.946976][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.947002][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.947031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.947141][ T32] r4:85080240 [ 1326.947617][ T32] INFO: task kworker/1:142:3851 is blocked on a mutex likely owned by task kworker/0:225:3817. ** 1 printk messages dropped ** [ 1326.947773][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1326.948176][ T32] 9d60: 800f0013 ffffffff ** 6 printk messages dropped ** [ 1326.948415][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1326.948960][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 7 printk messages dropped ** [ 1326.949566][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 6 printk messages dropped ** [ 1326.971225][ T32] INFO: task kworker/1:143:3853 blocked for more than 453 seconds. ** 9 printk messages dropped ** [ 1326.972090][ T32] r5:848f8c00 r4:82918640 [ 1326.972111][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1326.972266][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1326.972781][ T32] r5:00001000 r4:e00ed000 ** 10 printk messages dropped ** [ 1326.973767][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1326.974759][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1326.975647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 17 printk messages dropped ** [ 1326.976419][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 7 printk messages dropped ** [ 1326.976720][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1326.977033][ T32] r5:848f9800 r4:82918640 [ 1326.977057][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.977142][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 [ 1326.977165][ T32] r4:00000000 [ 1326.977185][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1326.977274][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1326.977315][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.977356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084c80 [ 1326.977378][ T32] r4:00000000 [ 1326.977397][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.977441][ T32] r9:83018005 r8:848f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1326.977481][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.977628][ T32] r5:00001000 r4:e00d7000 [ 1326.977652][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.977692][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.977735][ T32] r5:8503e38c r4:8503e000 [ 1326.977754][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.977797][ T32] r7:dddced40 r6:83018000 r5:8503e38c r4:8508b480 [ 1326.977870][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.977920][ T32] r10:61c88647 r9:848f9800 r8:8508b4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.977944][ T32] r4:8508b480 [ 1326.977964][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.978081][ T32] r10:00000000 r9:8508b480 r8:8027ed34 r7:e069de60 r6:85093d00 r5:848f9800 [ 1326.978119][ T32] r4:00000001 [ 1326.978142][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.978177][ T32] Exception stack(0xe06e5fb0 to 0xe06e5ff8) [ 1326.978205][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1326.978234][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.978260][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.978289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.978311][ T32] r4:85084b40 [ 1326.978622][ T32] INFO: task kworker/0:230:3856 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1326.978657][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1326.978796][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.978842][ T32] Call trace: [ 1326.978902][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.978950][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.978973][ T32] r4:00000000 [ 1326.978993][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.979196][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.979260][ T32] 9d20: e5629000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.979318][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.979345][ T32] 9d60: 800f0013 ffffffff [ 1326.979407][ T32] r5:800f0013 r4:80239bd0 [ 1326.979430][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.979590][ T32] r4:82ac11e4 [ 1326.979615][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.979659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.979705][ T32] r4:e0679dc0 [ 1326.979725][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.979795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.979867][ T32] r4:00000000 [ 1326.979890][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.991264][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.991366][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.991467][ T32] r5:00001000 r4:dfadd000 [ 1326.991494][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.991551][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.991639][ T32] r5:8503d38c r4:8503d000 [ 1326.991679][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.991730][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.991784][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.991836][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.991859][ T32] r4:85066f80 [ 1326.991880][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.991926][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.991974][ T32] r4:00000001 [ 1326.991998][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1326.992202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1326.992658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1326.993143][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1326.993230][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 ** 7 printk messages dropped ** [ 1326.993595][ T32] r9:83018005 r8:848fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 7 printk messages dropped ** [ 1326.993955][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1326.994513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1326.995427][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 8 printk messages dropped ** [ 1326.995830][ T32] r4:e0679dc0 ** 2 printk messages dropped ** [ 1326.995945][ T32] r4:00000000 [ 1326.995965][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1326.996037][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1326.996061][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1326.996179][ T32] r5:00001000 r4:dfadd000 [ 1326.996219][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1326.996264][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1326.996306][ T32] r5:8503d38c r4:8503d000 [ 1326.996352][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1326.996401][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1326.996471][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1326.996527][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1326.996550][ T32] r4:85066f80 [ 1326.996586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1326.996635][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1326.996685][ T32] r4:00000001 [ 1326.996709][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1326.996745][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1326.996771][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1326.996802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1326.996830][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1326.996857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1326.996879][ T32] r4:85086c80 [ 1326.996899][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1326.996923][ T32] INFO: task kworker/0:232:3858 blocked for more than 453 seconds. [ 1326.996951][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1326.997227][ T32] r10:82918644 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:848f3000 ** 3 printk messages dropped ** [ 1326.997345][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1326.997487][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1326.997871][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1326.998528][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1326.999168][ T32] Workqueue: events bpf_prog_free_deferred [ 1326.999217][ T32] Call trace: [ 1326.999264][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1326.999316][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1326.999339][ T32] r4:00000000 [ 1326.999358][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1326.999400][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1326.999444][ T32] 9d20: e5629000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1326.999506][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1326.999535][ T32] 9d60: 800f0013 ffffffff [ 1326.999559][ T32] r5:800f0013 r4:80239bd0 [ 1326.999579][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1326.999619][ T32] r4:82ac11e4 [ 1326.999639][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1326.999698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1326.999726][ T32] r4:e0679dc0 [ 1326.999747][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1326.999789][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1326.999836][ T32] r4:00000000 [ 1326.999940][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.032319][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.032379][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.032455][ T32] r5:00001000 r4:dfadd000 [ 1327.032506][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.032555][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.032600][ T32] r5:8503d38c r4:8503d000 [ 1327.032621][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.032670][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.032691][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.032737][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.032785][ T32] r4:85066f80 [ 1327.032811][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.032859][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.032881][ T32] r4:00000001 [ 1327.032901][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.032976][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.033013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.033043][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.033070][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.033099][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.033121][ T32] r4:85086c80 [ 1327.033144][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.033216][ T32] INFO: task kworker/1:144:3862 blocked for more than 453 seconds. [ 1327.033257][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.033283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.033334][ T32] task:kworker/1:144 state:D stack:0 pid:3862 tgid:3862 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.033395][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1327.033594][ T32] r10:82918644 r9:e06f5d84 r8:00000002 r7:60000113 r6:e06f5d8c r5:848f5400 ** 3 printk messages dropped ** [ 1327.033725][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.033988][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.034374][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1327.034590][ T32] r10:61c88647 r9:848f5400 r8:85093e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.034624][ T32] r4:85093e00 [ 1327.034647][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.034745][ T32] r10:00000000 r9:85093e00 r8:8027ed34 r7:e06cde60 r6:8508b680 r5:848f5400 [ 1327.034771][ T32] r4:00000001 [ 1327.034792][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.034828][ T32] Exception stack(0xe06f5fb0 to 0xe06f5ff8) [ 1327.034855][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.034966][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.034998][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.035026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.035128][ T32] r4:850809c0 [ 1327.035644][ T32] INFO: task kworker/1:144:3862 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.035722][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.035784][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.035904][ T32] Call trace: [ 1327.035944][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.036008][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.036036][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.036201][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1327.036577][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1327.037111][ T32] r4:85066f80 ** 4 printk messages dropped ** [ 1327.037335][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 7 printk messages dropped ** [ 1327.037716][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1327.038169][ T32] r5:848f6000 r4:82918640 [ 1327.038215][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.038386][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.038681][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.038890][ T32] r5:00001000 r4:e049b000 ** 5 printk messages dropped ** [ 1327.039288][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1327.039783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.061281][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1327.061428][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1327.061769][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1327.062071][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1327.062431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1327.062865][ T32] r5:848f4800 r4:82918640 [ 1327.062906][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.062951][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.062996][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0701e08 [ 1327.063036][ T32] r4:00000000 [ 1327.063060][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.063098][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.063152][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.063202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080c40 [ 1327.063225][ T32] r4:00000000 [ 1327.063243][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.063287][ T32] r9:83018205 r8:848f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1327.063307][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.063348][ T32] r5:00001000 r4:e016d000 [ 1327.063367][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.063404][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.063445][ T32] r5:850a878c r4:850a8400 [ 1327.063463][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.063511][ T32] r7:ddde2d40 r6:83018200 r5:850a878c r4:85093f00 [ 1327.063533][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.063577][ T32] r10:61c88647 r9:848f4800 r8:85093f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.063599][ T32] r4:85093f00 [ 1327.063617][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.063660][ T32] r10:00000000 r9:85093f00 r8:8027ed34 r7:e06fde60 r6:8508b780 r5:848f4800 [ 1327.063730][ T32] r4:00000001 [ 1327.063750][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.063808][ T32] Exception stack(0xe0701fb0 to 0xe0701ff8) [ 1327.063838][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.063869][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.063895][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.063942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.063967][ T32] r4:85080a40 [ 1327.064330][ T32] INFO: task kworker/1:146:3865 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.064386][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.064445][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.064540][ T32] Call trace: [ 1327.064647][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.064701][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.064725][ T32] r4:00000000 [ 1327.064744][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.064791][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.064869][ T32] 9d20: e626d000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.064917][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.064944][ T32] 9d60: 800f0013 ffffffff [ 1327.064967][ T32] r5:800f0013 r4:80239bd0 [ 1327.064987][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.065048][ T32] r4:82ac11e4 [ 1327.065080][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.065125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.065147][ T32] r4:e0679dc0 [ 1327.065166][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.065228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.065275][ T32] r4:00000000 [ 1327.065355][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.065474][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.065516][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1327.065762][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 7 printk messages dropped ** [ 1327.066093][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 7 printk messages dropped ** [ 1327.066322][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1327.066672][ T32] r5:848f6c00 r4:82918640 [ 1327.066691][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 18 printk messages dropped ** [ 1327.067498][ T32] r10:61c88647 r9:848f6c00 r8:85093fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1327.068565][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 ** 12 printk messages dropped ** [ 1327.069026][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1327.069355][ T32] r5:8503d38c r4:8503d000 ** 4 printk messages dropped ** [ 1327.069578][ T32] r4:85066f80 ** 5 printk messages dropped ** [ 1327.069748][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.085730][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.085796][ T32] Call trace: [ 1327.085831][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.085917][ T32] r10:82918644 r9:e070dd84 r8:00000002 r7:60000113 r6:e070dd8c r5:848b8c00 [ 1327.085993][ T32] r4:848b8c00 [ 1327.086030][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.086096][ T32] r5:848b8c00 r4:82918640 [ 1327.086141][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.086221][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.086294][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 [ 1327.086349][ T32] r4:00000000 [ 1327.086392][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.086456][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.086501][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.086569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080f40 [ 1327.086596][ T32] r4:00000000 [ 1327.086616][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.086665][ T32] r9:83018205 r8:848b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1327.086696][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.086739][ T32] r5:00001000 r4:df9cb000 [ 1327.086783][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.086868][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.086917][ T32] r5:850a938c r4:850a9000 [ 1327.086937][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.086984][ T32] r7:ddde2d40 r6:83018200 r5:850a938c r4:8507b000 [ 1327.087005][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.087091][ T32] r10:61c88647 r9:848b8c00 r8:8507b02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.087117][ T32] r4:8507b000 [ 1327.087149][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.087197][ T32] r10:00000000 r9:8507b000 r8:8027ed34 r7:e0709e60 r6:8508b880 r5:848b8c00 [ 1327.087234][ T32] r4:00000001 [ 1327.087301][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.087341][ T32] Exception stack(0xe070dfb0 to 0xe070dff8) [ 1327.087369][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.087406][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.087441][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.087471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.087492][ T32] r4:85080cc0 [ 1327.088006][ T32] INFO: task kworker/1:148:3869 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.088045][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1327.088650][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1327.088783][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1327.089090][ T32] r5:8503d38c r4:8503d000 ** 6 printk messages dropped ** [ 1327.089301][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 ** 10 printk messages dropped ** [ 1327.089634][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1327.106174][ T32] r4:848b8000 ** 2 printk messages dropped ** [ 1327.106344][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1327.106950][ T32] r5:00001000 r4:df9fb000 ** 6 printk messages dropped ** [ 1327.107218][ T32] r10:61c88647 r9:848b8000 r8:8507b0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1327.107544][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1327.108533][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 ** 11 printk messages dropped ** [ 1327.108983][ T32] r4:e0679dc0 ** 3 printk messages dropped ** [ 1327.109122][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1327.109675][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1327.115120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.115412][ T32] task:kworker/1:150 state:D stack:0 pid:3874 tgid:3874 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.115520][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.115569][ T32] Call trace: [ 1327.115623][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.115714][ T32] r10:82918644 r9:e0721d84 r8:00000002 r7:60000013 r6:e0721d8c r5:848ba400 [ 1327.115764][ T32] r4:848ba400 [ 1327.115818][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.115866][ T32] r5:848ba400 r4:82918640 [ 1327.115886][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.115929][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.116017][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 [ 1327.116044][ T32] r4:00000000 [ 1327.116064][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.116128][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.116173][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.116215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f280 [ 1327.116237][ T32] r4:00000000 [ 1327.116272][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.116358][ T32] r9:83018205 r8:848ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1327.116382][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.116425][ T32] r5:00001000 r4:dfcb3000 [ 1327.116445][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.116485][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.116555][ T32] r5:850aa38c r4:850aa000 [ 1327.116582][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.116643][ T32] r7:ddde2d40 r6:83018200 r5:850aa38c r4:8507b100 [ 1327.116689][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.116813][ T32] r10:61c88647 r9:848ba400 r8:8507b12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.116846][ T32] r4:8507b100 [ 1327.116890][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.116939][ T32] r10:00000000 r9:8507b100 r8:8027ed34 r7:e0715e60 r6:8508b980 r5:848ba400 [ 1327.116962][ T32] r4:00000001 [ 1327.116980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.117039][ T32] Exception stack(0xe0721fb0 to 0xe0721ff8) [ 1327.117100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.117165][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.117195][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.117226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.117270][ T32] r4:85080500 [ 1327.117785][ T32] INFO: task kworker/1:150:3874 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.117853][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.117992][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1327.118081][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 13 printk messages dropped ** [ 1327.118881][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1327.119406][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 7 printk messages dropped ** [ 1327.119773][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 7 printk messages dropped ** [ 1327.136528][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1327.136934][ T32] r5:848b9800 r4:82918640 [ 1327.136974][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1327.137141][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1327.137560][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.138054][ T32] Exception stack(0xe0725fb0 to 0xe0725ff8) ** 6 printk messages dropped ** [ 1327.138832][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1327.139422][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.139472][ T32] r4:82ac11e4 [ 1327.139495][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.139563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.139588][ T32] r4:e0679dc0 [ 1327.139607][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.139650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.139711][ T32] r4:00000000 [ 1327.139735][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.139788][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.139809][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.139850][ T32] r5:00001000 r4:dfadd000 [ 1327.139918][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.152469][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.152541][ T32] r5:8503d38c r4:8503d000 [ 1327.152577][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.152630][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.152651][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.152719][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.152745][ T32] r4:85066f80 [ 1327.152773][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.152820][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.152845][ T32] r4:00000001 [ 1327.152864][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.152900][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.152929][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.152957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.152983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.153021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.153046][ T32] r4:85086c80 [ 1327.153078][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.153122][ T32] INFO: task kworker/1:152:3878 blocked for more than 453 seconds. [ 1327.153170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.153198][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.153241][ T32] task:kworker/1:152 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.153317][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.153398][ T32] Call trace: [ 1327.153447][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.153521][ T32] r10:82918644 r9:e0729d84 r8:00000002 r7:60000013 r6:e0729d8c r5:848bbc00 [ 1327.153548][ T32] r4:848bbc00 [ 1327.153568][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.153608][ T32] r5:848bbc00 r4:82918640 [ 1327.153649][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.153714][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.153769][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 [ 1327.153824][ T32] r4:00000000 [ 1327.153847][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.153885][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.153924][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.153964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f040 [ 1327.154027][ T32] r4:00000000 [ 1327.154133][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.154183][ T32] r9:83018205 r8:848bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1327.154252][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.154348][ T32] r5:00001000 r4:dfc37000 [ 1327.154378][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.154419][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.154472][ T32] r5:850a9f8c r4:850a9c00 [ 1327.154494][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1327.154733][ T32] r10:00000000 r9:8507b200 r8:8027ed34 r7:e0721e60 r6:8508ba80 r5:848bbc00 ** 9 printk messages dropped ** [ 1327.155558][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1327.156232][ T32] r4:e0679dc0 ** 8 printk messages dropped ** [ 1327.156528][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1327.157221][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1327.157448][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1327.157793][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1327.158204][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.158565][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.158789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1327.159613][ T32] 9d20: e702c000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1327.182937][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 11 printk messages dropped ** [ 1327.183448][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.183470][ T32] r4:85066f80 [ 1327.183490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.183541][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.183564][ T32] r4:00000001 [ 1327.183644][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.183755][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.183800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.183874][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.183907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.183937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.183960][ T32] r4:85086c80 [ 1327.183995][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.184028][ T32] INFO: task kworker/0:233:3883 blocked for more than 453 seconds. [ 1327.184061][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.184112][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.184166][ T32] task:kworker/0:233 state:D stack:0 pid:3883 tgid:3883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.184255][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.184444][ T32] Call trace: [ 1327.184509][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.184570][ T32] r10:82918644 r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:848bd400 [ 1327.184593][ T32] r4:848bd400 [ 1327.184612][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.184652][ T32] r5:848bd400 r4:82918640 [ 1327.184672][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.184711][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.184766][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 [ 1327.184790][ T32] r4:00000000 [ 1327.184810][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.184849][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.184885][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.184925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98340 [ 1327.185000][ T32] r4:00000000 [ 1327.185024][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.185120][ T32] r9:83018005 r8:848bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1327.185147][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.185190][ T32] r5:00001000 r4:dfa89000 [ 1327.185209][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.185250][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.185292][ T32] r5:8503ef8c r4:8503ec00 [ 1327.185311][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.185383][ T32] r7:dddced40 r6:83018000 r5:8503ef8c r4:8508bb80 [ 1327.185426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.185515][ T32] r10:61c88647 r9:848bd400 r8:8508bbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.185542][ T32] r4:8508bb80 [ 1327.185588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.185643][ T32] r10:00000000 r9:8508bb80 r8:8027ed34 r7:e06e9e60 r6:8508bc00 r5:848bd400 [ 1327.185693][ T32] r4:00000001 [ 1327.185716][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1327.187012][ T32] 9d60: 800f0013 ffffffff ** 17 printk messages dropped ** [ 1327.187823][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 ** 21 printk messages dropped ** [ 1327.188877][ T32] r10:82918644 r9:e072dd84 r8:00000002 r7:60000013 r6:e072dd8c r5:848be000 ** 10 printk messages dropped ** [ 1327.189367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f400 ** 2 printk messages dropped ** [ 1327.189497][ T32] r9:83018205 r8:848be000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1327.189525][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.189568][ T32] r5:00001000 r4:dfdf9000 [ 1327.189613][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.189657][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.189727][ T32] r5:850aa78c r4:850aa400 [ 1327.189777][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.189830][ T32] r7:ddde2d40 r6:83018200 r5:850aa78c r4:8507b300 [ 1327.189866][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.200666][ T32] r10:61c88647 r9:848be000 r8:8507b32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.200753][ T32] r4:8507b300 [ 1327.200784][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.200851][ T32] r10:00000000 r9:8507b300 r8:8027ed34 r7:e071de60 r6:8508bc80 r5:848be000 [ 1327.200876][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1327.201591][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 21 printk messages dropped ** [ 1327.202683][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1327.203661][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1327.204516][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1327.204902][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1327.205454][ T32] r4:8507b380 ** 12 printk messages dropped ** [ 1327.206460][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1327.207133][ T32] r4:e0679dc0 ** 9 printk messages dropped ** [ 1327.207489][ T32] r5:8503d38c r4:8503d000 ** 10 printk messages dropped ** [ 1327.208067][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1327.208708][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.208754][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.208812][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 [ 1327.208838][ T32] r4:00000000 [ 1327.208884][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.208926][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.208963][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.209004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f700 [ 1327.209080][ T32] r4:00000000 [ 1327.209104][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.209148][ T32] r9:83018205 r8:848c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1327.209170][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.209212][ T32] r5:00001000 r4:dfe83000 [ 1327.209231][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.209269][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.209309][ T32] r5:850ab38c r4:850ab000 [ 1327.209328][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.209376][ T32] r7:ddde2d40 r6:83018200 r5:850ab38c r4:8507b400 [ 1327.209465][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.209515][ T32] r10:61c88647 r9:848c8c00 r8:8507b42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.209538][ T32] r4:8507b400 [ 1327.209557][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.209602][ T32] r10:00000000 r9:8507b400 r8:8027ed34 r7:e0735e60 r6:8508bd80 r5:848c8c00 [ 1327.209715][ T32] r4:00000001 [ 1327.209738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.209781][ T32] Exception stack(0xe073dfb0 to 0xe073dff8) [ 1327.209807][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.235512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.235620][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.235714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.235781][ T32] r4:8506f500 [ 1327.236198][ T32] INFO: task kworker/1:156:3889 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.236236][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.236346][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.236487][ T32] Call trace: [ 1327.236530][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.236615][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.236762][ T32] r4:00000000 [ 1327.236789][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.236915][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.237028][ T32] 9d20: e7aef000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.237114][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.237148][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1327.237489][ T32] r4:e0679dc0 ** 9 printk messages dropped ** [ 1327.238016][ T32] r5:8503d38c r4:8503d000 ** 12 printk messages dropped ** [ 1327.238840][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1327.239902][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 16 printk messages dropped ** [ 1327.254012][ T32] r7:ddde2d40 r6:83018200 r5:850acb8c r4:8507b480 ** 15 printk messages dropped ** [ 1327.255120][ T32] Workqueue: events bpf_prog_free_deferred ** 17 printk messages dropped ** [ 1327.256164][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1327.256795][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.256848][ T32] r4:85066f80 [ 1327.256909][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.256961][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.257035][ T32] r4:00000001 [ 1327.257063][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.257101][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.257310][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.257369][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.257513][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.257548][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.257573][ T32] r4:85086c80 [ 1327.257593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.257664][ T32] INFO: task kworker/1:158:3892 blocked for more than 453 seconds. [ 1327.257725][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.257811][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 2 printk messages dropped ** [ 1327.258041][ T32] Call trace: ** 5 printk messages dropped ** [ 1327.258251][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1327.258834][ T32] r5:850ab78c r4:850ab400 ** 12 printk messages dropped ** [ 1327.259326][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1327.281344][ T32] r4:e0679dc0 ** 8 printk messages dropped ** [ 1327.281652][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1327.282384][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1327.282760][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 16 printk messages dropped ** [ 1327.283574][ T32] r7:ddde2d40 r6:83018200 r5:850abb8c r4:8507b580 ** 15 printk messages dropped ** [ 1327.284573][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1327.285439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 20 printk messages dropped ** [ 1327.286306][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1327.286361][ T32] r4:85086c80 [ 1327.286379][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.286404][ T32] INFO: task kworker/1:160:3896 blocked for more than 453 seconds. [ 1327.286458][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.286512][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.286537][ T32] task:kworker/1:160 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.286713][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.286826][ T32] Call trace: [ 1327.286861][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.286907][ T32] r10:82918644 r9:e0759d84 r8:00000002 r7:60000113 r6:e0759d8c r5:848cbc00 [ 1327.286946][ T32] r4:848cbc00 [ 1327.287049][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.287123][ T32] r5:848cbc00 r4:82918640 [ 1327.287208][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.287253][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.287311][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 [ 1327.287338][ T32] r4:00000000 [ 1327.287389][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.287432][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.287467][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.287507][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506fb00 [ 1327.287530][ T32] r4:00000000 [ 1327.287573][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.287620][ T32] r9:83018205 r8:848cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1327.287688][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.287760][ T32] r5:00001000 r4:dffe3000 [ 1327.287783][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.287829][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.287884][ T32] r5:850abf8c r4:850abc00 [ 1327.287903][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.287949][ T32] r7:ddde2d40 r6:83018200 r5:850abf8c r4:8507b600 [ 1327.287986][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.288039][ T32] r10:61c88647 r9:848cbc00 r8:8507b62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.288097][ T32] r4:8507b600 [ 1327.288120][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.288203][ T32] r10:00000000 r9:8507b600 r8:8027ed34 r7:e0745e60 r6:8508bf80 r5:848cbc00 ** 4 printk messages dropped ** [ 1327.288410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1327.289748][ T32] r4:e0679dc0 ** 8 printk messages dropped ** [ 1327.311815][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1327.312699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1327.313226][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.313544][ T32] r5:00001000 r4:e0001000 [ 1327.313564][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.313628][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.313674][ T32] r5:850ac38c r4:850ac000 [ 1327.313694][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.313737][ T32] r7:ddde2d40 r6:83018200 r5:850ac38c r4:8507b680 [ 1327.313760][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.313804][ T32] r10:61c88647 r9:848c8000 r8:8507b6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.313825][ T32] r4:8507b680 [ 1327.313844][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.313892][ T32] r10:00000000 r9:8507b680 r8:8027ed34 r7:e0745e60 r6:84ba0000 r5:848c8000 ** 4 printk messages dropped ** [ 1327.314256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1327.315707][ T32] r4:e0679dc0 ** 9 printk messages dropped ** [ 1327.316081][ T32] r5:8503d38c r4:8503d000 ** 12 printk messages dropped ** [ 1327.316565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1327.317171][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.317241][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.317291][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 [ 1327.317314][ T32] r4:00000000 [ 1327.317332][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.317369][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.317421][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.317466][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506fd80 [ 1327.317490][ T32] r4:00000000 [ 1327.317514][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.317558][ T32] r9:83018205 r8:848cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1327.317578][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.317619][ T32] r5:00001000 r4:e0029000 [ 1327.317639][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.317678][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.317718][ T32] r5:850ac78c r4:850ac400 [ 1327.317773][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.317820][ T32] r7:ddde2d40 r6:83018200 r5:850ac78c r4:8507b780 [ 1327.317845][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.317921][ T32] r10:61c88647 r9:848cc800 r8:8507b7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1327.318042][ T32] r10:00000000 r9:8507b780 r8:8027ed34 r7:e0745e60 r6:84ba0080 r5:848cc800 ** 16 printk messages dropped ** [ 1327.319065][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 14 printk messages dropped ** [ 1327.319628][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1327.342695][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1327.343038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1327.343728][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1327.344300][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1327.344645][ T32] Exception stack(0xe077dfb0 to 0xe077dff8) ** 1 printk messages dropped ** [ 1327.344756][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.344785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.344814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.344851][ T32] r4:8506fdc0 [ 1327.345332][ T32] INFO: task kworker/1:163:3902 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.345392][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.345522][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.345599][ T32] Call trace: [ 1327.345656][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.345709][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.345745][ T32] r4:00000000 [ 1327.345818][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.345894][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.345928][ T32] 9d20: e87a3000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.345985][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.346053][ T32] 9d60: 800f0013 ffffffff [ 1327.346079][ T32] r5:800f0013 r4:80239bd0 [ 1327.346099][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.346167][ T32] r4:82ac11e4 [ 1327.346192][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.346287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.346316][ T32] r4:e0679dc0 [ 1327.346338][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.346382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.346404][ T32] r4:00000000 [ 1327.346422][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.346466][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.346487][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.346536][ T32] r5:00001000 r4:dfadd000 [ 1327.346583][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.346626][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.346694][ T32] r5:8503d38c r4:8503d000 [ 1327.346717][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1327.347067][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1327.347413][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1327.347846][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1327.348163][ T32] r4:00000000 [ 1327.348207][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.348256][ T32] r9:83018205 r8:848ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1327.348307][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.348379][ T32] r5:00001000 r4:e0125000 ** 2 printk messages dropped ** [ 1327.348574][ T32] r5:850acf8c r4:850acc00 ** 11 printk messages dropped ** [ 1327.349149][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1327.371874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 15 printk messages dropped ** [ 1327.372540][ T32] r4:85066f80 ** 11 printk messages dropped ** [ 1327.372961][ T32] INFO: task kworker/1:165:3906 blocked for more than 453 seconds. ** 10 printk messages dropped ** [ 1327.373463][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 14 printk messages dropped ** [ 1327.374167][ T32] r5:850ad78c r4:850ad400 ** 13 printk messages dropped ** [ 1327.374700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 20 printk messages dropped ** [ 1327.376288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 ** 18 printk messages dropped ** [ 1327.377039][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.377192][ T32] INFO: task kworker/1:166:3908 blocked for more than 453 seconds. [ 1327.377221][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.377244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.377266][ T32] task:kworker/1:166 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.377338][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.377384][ T32] Call trace: [ 1327.377439][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.377488][ T32] r10:82918644 r9:e0799d84 r8:00000002 r7:60000113 r6:e0799d8c r5:84ad0c00 [ 1327.377516][ T32] r4:84ad0c00 [ 1327.377536][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.377575][ T32] r5:84ad0c00 r4:82918640 [ 1327.377595][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.377635][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.377703][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0799e08 [ 1327.377743][ T32] r4:00000000 [ 1327.377766][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.377804][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.377842][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.377883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95580 ** 10 printk messages dropped ** [ 1327.378327][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1327.379504][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1327.406311][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 21 printk messages dropped ** [ 1327.407249][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1327.408017][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 16 printk messages dropped ** [ 1327.408798][ T32] r7:ddde2d40 r6:83018200 r5:83d1338c r4:8507b980 ** 14 printk messages dropped ** [ 1327.423575][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1327.424105][ T32] 9d60: 800f0013 ffffffff [ 1327.424164][ T32] r5:800f0013 r4:80239bd0 [ 1327.424189][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.424233][ T32] r4:82ac11e4 [ 1327.424279][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.424326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.424374][ T32] r4:e0679dc0 [ 1327.424398][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.424441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.424478][ T32] r4:00000000 [ 1327.424510][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.424559][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.424594][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.424641][ T32] r5:00001000 r4:dfadd000 [ 1327.424712][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.424761][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.424804][ T32] r5:8503d38c r4:8503d000 [ 1327.424825][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.424899][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.424924][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.424970][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.424993][ T32] r4:85066f80 [ 1327.425013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.425058][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.425158][ T32] r4:00000001 [ 1327.425262][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.425301][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.425328][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.425358][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.425402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.425470][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.425497][ T32] r4:85086c80 [ 1327.425526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.425556][ T32] INFO: task kworker/0:234:3914 blocked for more than 453 seconds. [ 1327.425593][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.425646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.425674][ T32] task:kworker/0:234 state:D stack:0 pid:3914 tgid:3914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.425739][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.425834][ T32] Call trace: [ 1327.425912][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.425985][ T32] r10:82918644 r9:e079dd84 r8:00000002 r7:60000013 r6:e079dd8c r5:84ad2400 [ 1327.426012][ T32] r4:84ad2400 [ 1327.426058][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.426104][ T32] r5:84ad2400 r4:82918640 [ 1327.426125][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.426165][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1327.426232][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1327.426455][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1327.426698][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1327.427255][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1327.427460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1327.428431][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1327.428731][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1327.428968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.428994][ T32] r4:e0679dc0 [ 1327.429012][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.429084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.429136][ T32] r4:00000000 [ 1327.429172][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.429247][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.429277][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.429327][ T32] r5:00001000 r4:dfadd000 [ 1327.429348][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.429388][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.429489][ T32] r5:8503d38c r4:8503d000 [ 1327.429523][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.429585][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.429609][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.429673][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.429934][ T32] r4:85066f80 [ 1327.450286][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.450379][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.450406][ T32] r4:00000001 [ 1327.450428][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.450466][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.450498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.450535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.450563][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.450646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.450753][ T32] r4:85086c80 [ 1327.450802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.450840][ T32] INFO: task kworker/0:235:3915 blocked for more than 453 seconds. [ 1327.450949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.450979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.451003][ T32] task:kworker/0:235 state:D stack:0 pid:3915 tgid:3915 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.451106][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.451179][ T32] Call trace: [ 1327.451214][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.451267][ T32] r10:82918644 r9:e07b5d84 r8:00000002 r7:60000013 r6:e07b5d8c r5:848fd400 [ 1327.451304][ T32] r4:848fd400 [ 1327.451328][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.451370][ T32] r5:848fd400 r4:82918640 [ 1327.451390][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.451430][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.451504][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 [ 1327.451531][ T32] r4:00000000 [ 1327.451616][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.451660][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.451744][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.451792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b982c0 [ 1327.451815][ T32] r4:00000000 [ 1327.451834][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.451879][ T32] r9:83018005 r8:848fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1327.451903][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.451945][ T32] r5:00001000 r4:dfb97000 [ 1327.451966][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.452005][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.452053][ T32] r5:8503f78c r4:8503f400 [ 1327.452076][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.452121][ T32] r7:dddced40 r6:83018000 r5:8503f78c r4:84ba0400 [ 1327.452142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.452192][ T32] r10:61c88647 r9:848fd400 r8:84ba042c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.452215][ T32] r4:84ba0400 [ 1327.452234][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.452278][ T32] r10:00000000 r9:84ba0400 r8:8027ed34 r7:e079de60 r6:8507ba80 r5:848fd400 [ 1327.452301][ T32] r4:00000001 [ 1327.452320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.452354][ T32] Exception stack(0xe07b5fb0 to 0xe07b5ff8) [ 1327.452380][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.452408][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.452478][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.452540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.452622][ T32] r4:84b982c0 [ 1327.453086][ T32] INFO: task kworker/0:235:3915 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.453123][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.453180][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.453419][ T32] Call trace: [ 1327.453542][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.453692][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.453738][ T32] r4:00000000 [ 1327.453761][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.453800][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.453831][ T32] 9d20: e9642000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.453944][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.454040][ T32] 9d60: 800f0013 ffffffff [ 1327.454139][ T32] r5:800f0013 r4:80239bd0 [ 1327.454162][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.454209][ T32] r4:82ac11e4 [ 1327.454232][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.454294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.454387][ T32] r4:e0679dc0 [ 1327.454436][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.454481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.454544][ T32] r4:00000000 [ 1327.454569][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.454615][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.454637][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.454678][ T32] r5:00001000 r4:dfadd000 [ 1327.454834][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.454880][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.454921][ T32] r5:8503d38c r4:8503d000 [ 1327.454953][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.455043][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.455067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.455113][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.455135][ T32] r4:85066f80 [ 1327.455154][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.455197][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.455218][ T32] r4:00000001 [ 1327.455237][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.455271][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.455298][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.455326][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.455352][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.455381][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.455424][ T32] r4:85086c80 [ 1327.455482][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.455536][ T32] INFO: task kworker/0:236:3917 blocked for more than 453 seconds. [ 1327.455596][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.455690][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.455742][ T32] task:kworker/0:236 state:D stack:0 pid:3917 tgid:3917 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.456200][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.456239][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1327.456546][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1327.456817][ T32] r9:83018005 r8:848fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1327.456855][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.457034][ T32] r5:00001000 r4:dfd45000 [ 1327.457058][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.457175][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.457273][ T32] r5:8503fb8c r4:8503f800 [ 1327.457296][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.457366][ T32] r7:dddced40 r6:83018000 r5:8503fb8c r4:84ba0480 [ 1327.457392][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.457439][ T32] r10:61c88647 r9:848fa400 r8:84ba04ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.457461][ T32] r4:84ba0480 [ 1327.457505][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.457592][ T32] r10:00000000 r9:84ba0480 r8:8027ed34 r7:e079de60 r6:8507bb00 r5:848fa400 [ 1327.457618][ T32] r4:00000001 [ 1327.457698][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.457764][ T32] Exception stack(0xe07bdfb0 to 0xe07bdff8) [ 1327.457794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.457822][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.458118][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.458151][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.458174][ T32] r4:84b98500 [ 1327.458503][ T32] INFO: task kworker/0:236:3917 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.458566][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.458890][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.458977][ T32] Call trace: [ 1327.459014][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.459063][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.459086][ T32] r4:00000000 [ 1327.459105][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.459142][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.459248][ T32] 9d20: e9642000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.459288][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.459442][ T32] 9d60: 800f0013 ffffffff [ 1327.459486][ T32] r5:800f0013 r4:80239bd0 [ 1327.459515][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.459556][ T32] r4:82ac11e4 [ 1327.459576][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.459641][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.459720][ T32] r4:e0679dc0 [ 1327.459746][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.459792][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.459815][ T32] r4:00000000 [ 1327.459834][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.459940][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 4 printk messages dropped ** [ 1327.480833][ T32] r5:8503d38c r4:8503d000 ** 6 printk messages dropped ** [ 1327.481257][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 ** 9 printk messages dropped ** [ 1327.482186][ T32] INFO: task kworker/0:237:3919 blocked for more than 454 seconds. ** 10 printk messages dropped ** [ 1327.482742][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.482781][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1327.483008][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.483048][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.483144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98780 [ 1327.483171][ T32] r4:00000000 [ 1327.483191][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.483237][ T32] r9:83018005 r8:848fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1327.483259][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.483300][ T32] r5:00001000 r4:dfef7000 [ 1327.483337][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.483380][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.483473][ T32] r5:8503ff8c r4:8503fc00 [ 1327.483496][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.483550][ T32] r7:dddced40 r6:83018000 r5:8503ff8c r4:84ba0500 [ 1327.483573][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.483618][ T32] r10:61c88647 r9:848fe000 r8:84ba052c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.483689][ T32] r4:84ba0500 [ 1327.483764][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.483815][ T32] r10:00000000 r9:84ba0500 r8:8027ed34 r7:e079de60 r6:8507bb80 r5:848fe000 [ 1327.483838][ T32] r4:00000001 [ 1327.483857][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.483893][ T32] Exception stack(0xe07c5fb0 to 0xe07c5ff8) [ 1327.483919][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.483949][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.484099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.484160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.484192][ T32] r4:84b98680 [ 1327.484652][ T32] INFO: task kworker/0:237:3919 is blocked on a mutex likely owned by task kworker/0:225:3817. ** 4 printk messages dropped ** [ 1327.484976][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.485000][ T32] r4:00000000 [ 1327.485120][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.485230][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.485264][ T32] 9d20: e98be000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.485302][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.485405][ T32] 9d60: 800f0013 ffffffff [ 1327.485505][ T32] r5:800f0013 r4:80239bd0 [ 1327.485559][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.485658][ T32] r4:82ac11e4 [ 1327.485682][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.485725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.485815][ T32] r4:e0679dc0 [ 1327.485838][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.485882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.485903][ T32] r4:00000000 [ 1327.485922][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.485966][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.485986][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.486027][ T32] r5:00001000 r4:dfadd000 [ 1327.486046][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.486084][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.486168][ T32] r5:8503d38c r4:8503d000 [ 1327.486191][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.486239][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.486259][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.486304][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.486325][ T32] r4:85066f80 [ 1327.486343][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.486438][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.486536][ T32] r4:00000001 [ 1327.486637][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.486677][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.486769][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.486802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.486948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1327.487120][ T32] INFO: task kworker/0:238:3922 blocked for more than 454 seconds. ** 9 printk messages dropped ** [ 1327.487717][ T32] r5:848fec00 r4:82918640 [ 1327.487788][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1327.488235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98f00 ** 8 printk messages dropped ** [ 1327.488673][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1327.489098][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.489805][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1327.505681][ T32] 9d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1327.506148][ T32] r4:e0679dc0 ** 7 printk messages dropped ** [ 1327.506640][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1327.506721][ T32] r5:8503d38c r4:8503d000 [ 1327.506741][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.506828][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.506856][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.506903][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.506925][ T32] r4:85066f80 [ 1327.506944][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.506988][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.507033][ T32] r4:00000001 [ 1327.507083][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.507125][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.507206][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.507239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.507266][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.507397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.507423][ T32] r4:85086c80 [ 1327.507497][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.507535][ T32] INFO: task kworker/0:239:3924 blocked for more than 454 seconds. [ 1327.507570][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.507595][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.507687][ T32] task:kworker/0:239 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.507761][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.507804][ T32] Call trace: [ 1327.507889][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.507984][ T32] r10:82918644 r9:e07c1d84 r8:00000002 r7:60000113 r6:e07c1d8c r5:848fc800 [ 1327.508014][ T32] r4:848fc800 [ 1327.508035][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.508075][ T32] r5:848fc800 r4:82918640 [ 1327.508095][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.508135][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.508180][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c1e08 [ 1327.508202][ T32] r4:00000000 [ 1327.508221][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.508259][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.508294][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.508334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98c00 [ 1327.508356][ T32] r4:00000000 [ 1327.508444][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.508493][ T32] r9:83018005 r8:848fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1327.508519][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.508560][ T32] r5:00001000 r4:e00a5000 [ 1327.508582][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.508622][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1327.508890][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1327.509153][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.532274][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 8 printk messages dropped ** [ 1327.532587][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1327.533053][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.533436][ T32] r5:8503d38c r4:8503d000 ** 4 printk messages dropped ** [ 1327.533610][ T32] r4:85066f80 ** 6 printk messages dropped ** [ 1327.533983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1327.534302][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1327.534565][ T32] r5:848f1800 r4:82918640 [ 1327.534585][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.534651][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.534700][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 [ 1327.534722][ T32] r4:00000000 [ 1327.534757][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.534799][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.534848][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.534893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98c80 [ 1327.534915][ T32] r4:00000000 [ 1327.534933][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.534976][ T32] r9:83018005 r8:848f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1327.534998][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.535039][ T32] r5:00001000 r4:e00c9000 [ 1327.535059][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.535123][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.535169][ T32] r5:8505038c r4:85050000 [ 1327.535188][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.535233][ T32] r7:dddced40 r6:83018000 r5:8505038c r4:84ba0700 [ 1327.535253][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.535329][ T32] r10:61c88647 r9:848f1800 r8:84ba072c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.535355][ T32] r4:84ba0700 [ 1327.535390][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.535485][ T32] r10:00000000 r9:84ba0700 r8:8027ed34 r7:e07e5e60 r6:8507bd00 r5:848f1800 [ 1327.535518][ T32] r4:00000001 [ 1327.535592][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.535651][ T32] Exception stack(0xe07f9fb0 to 0xe07f9ff8) [ 1327.535724][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.535817][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.535850][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.535878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.536059][ T32] r4:84b98d00 [ 1327.536527][ T32] INFO: task kworker/0:240:3926 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.536562][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.536670][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.536750][ T32] Call trace: [ 1327.536786][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.536834][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.536857][ T32] r4:00000000 [ 1327.536901][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.536961][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.536994][ T32] 9d20: e9d25000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.537024][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.537048][ T32] 9d60: 800f0013 ffffffff [ 1327.537084][ T32] r5:800f0013 r4:80239bd0 [ 1327.537107][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1327.537206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 10 printk messages dropped ** [ 1327.539001][ T32] r5:8503d38c r4:8503d000 ** 7 printk messages dropped ** [ 1327.539557][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1327.559370][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1327.559799][ T32] r5:84879800 r4:82918640 ** 2 printk messages dropped ** [ 1327.560329][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4805e08 ** 8 printk messages dropped ** [ 1327.560766][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.561221][ T32] r4:8507bd80 ** 6 printk messages dropped ** [ 1327.561605][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.562508][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1327.562884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 ** 5 printk messages dropped ** [ 1327.563087][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.563114][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.563199][ T32] r5:00001000 r4:dfadd000 [ 1327.563248][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.563320][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.563365][ T32] r5:8503d38c r4:8503d000 [ 1327.563385][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.563431][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.563452][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.563496][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.563525][ T32] r4:85066f80 [ 1327.563544][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.563595][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.563618][ T32] r4:00000001 [ 1327.563638][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.563711][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.563757][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.563790][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.563817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.563845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.563866][ T32] r4:85086c80 [ 1327.563888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.563945][ T32] INFO: task kworker/0:241:3929 blocked for more than 454 seconds. [ 1327.563982][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.564007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.564028][ T32] task:kworker/0:241 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.564081][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.564122][ T32] Call trace: [ 1327.564253][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.564321][ T32] r10:82918644 r9:e480dd84 r8:00000002 r7:60000113 r6:e480dd8c r5:84b18c00 [ 1327.564371][ T32] r4:84b18c00 [ 1327.564394][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.564434][ T32] r5:84b18c00 r4:82918640 [ 1327.564453][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.564491][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.564572][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e480de08 [ 1327.564598][ T32] r4:00000000 [ 1327.564617][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.564654][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.564690][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.564730][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98e40 [ 1327.564758][ T32] r4:00000000 [ 1327.564778][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.564855][ T32] r9:83018005 r8:84b18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1327.564960][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1327.565753][ T32] r4:84ba0780 ** 9 printk messages dropped ** [ 1327.566194][ T32] r4:84b98d40 ** 11 printk messages dropped ** [ 1327.567156][ T32] 9d60: 800f0013 ffffffff [ 1327.567182][ T32] r5:800f0013 r4:80239bd0 [ 1327.567228][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.567273][ T32] r4:82ac11e4 [ 1327.567307][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.567360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.567383][ T32] r4:e0679dc0 [ 1327.567403][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.567455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.567507][ T32] r4:00000000 [ 1327.567531][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.567601][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.567626][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.567700][ T32] r5:00001000 r4:dfadd000 [ 1327.567726][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.567795][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.567842][ T32] r5:8503d38c r4:8503d000 [ 1327.567888][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.567939][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.567961][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.568010][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.568095][ T32] r4:85066f80 [ 1327.568148][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.568198][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.568220][ T32] r4:00000001 [ 1327.568261][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.568300][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.568327][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.568380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.568410][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.568440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.568503][ T32] r4:85086c80 [ 1327.568590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.568625][ T32] INFO: task kworker/0:242:3931 blocked for more than 454 seconds. [ 1327.568654][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.568678][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.568699][ T32] task:kworker/0:242 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.568795][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.569118][ T32] Call trace: [ 1327.569172][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.569253][ T32] r10:82918644 r9:e4815d84 r8:00000002 r7:60000013 r6:e4815d8c r5:84b18000 [ 1327.569281][ T32] r4:84b18000 [ 1327.569302][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.569355][ T32] r5:84b18000 r4:82918640 [ 1327.569378][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.569457][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.569517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4815e08 [ 1327.569540][ T32] r4:00000000 [ 1327.569559][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.569596][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.569631][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.569672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d380 ** 3 printk messages dropped ** [ 1327.569938][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1327.603258][ T32] r10:61c88647 r9:84b18000 r8:84ba082c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1327.603758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1327.604922][ T32] Exception stack(0xe0679d20 to 0xe0679d68) ** 8 printk messages dropped ** [ 1327.605213][ T32] r4:e0679dc0 ** 4 printk messages dropped ** [ 1327.605546][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 8 printk messages dropped ** [ 1327.605927][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1327.606281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1327.606737][ T32] Call trace: ** 4 printk messages dropped ** [ 1327.606985][ T32] r5:84b1a400 r4:82918640 [ 1327.607004][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1327.607110][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1327.607532][ T32] r9:83018005 r8:84b1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 ** 13 printk messages dropped ** [ 1327.608280][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1327.608868][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.608961][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.609037][ T32] Call trace: [ 1327.609125][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.609205][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.609233][ T32] r4:00000000 [ 1327.609305][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.609347][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.609424][ T32] 9d20: ea5bd000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.609481][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.609638][ T32] 9d60: 800f0013 ffffffff [ 1327.609665][ T32] r5:800f0013 r4:80239bd0 [ 1327.609710][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.609815][ T32] r4:82ac11e4 [ 1327.609838][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.609952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.627197][ T32] r4:e0679dc0 [ 1327.627241][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.627399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.627600][ T32] r4:00000000 [ 1327.627626][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.627697][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.627722][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.627769][ T32] r5:00001000 r4:dfadd000 [ 1327.627816][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.627864][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.627935][ T32] r5:8503d38c r4:8503d000 [ 1327.627960][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.628013][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.628163][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.628214][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.628238][ T32] r4:85066f80 [ 1327.628257][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.628568][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.628673][ T32] r4:00000001 [ 1327.628704][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.628840][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.628884][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.628914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.628941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.628969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.628991][ T32] r4:85086c80 [ 1327.629014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.629121][ T32] INFO: task kworker/0:244:3936 blocked for more than 454 seconds. [ 1327.629161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.629187][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.629211][ T32] task:kworker/0:244 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.629266][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.629313][ T32] Call trace: [ 1327.629404][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.629483][ T32] r10:82918644 r9:e0731d84 r8:00000002 r7:60000013 r6:e0731d8c r5:84ad3c00 [ 1327.629515][ T32] r4:84ad3c00 [ 1327.629535][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.629575][ T32] r5:84ad3c00 r4:82918640 [ 1327.629595][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.629635][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.629680][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0731e08 [ 1327.629702][ T32] r4:00000000 [ 1327.629721][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.629975][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.643178][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.643383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d040 [ 1327.643415][ T32] r4:00000000 [ 1327.643437][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.643489][ T32] r9:83018005 r8:84ad3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1327.643616][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.643825][ T32] r5:00001000 r4:e050f000 [ 1327.643852][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.644056][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.644125][ T32] r5:8505138c r4:85051000 [ 1327.644359][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.644445][ T32] r7:dddced40 r6:83018000 r5:8505138c r4:84ba0900 [ 1327.644568][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.644629][ T32] r10:61c88647 r9:84ad3c00 r8:84ba092c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.644768][ T32] r4:84ba0900 [ 1327.644793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.644840][ T32] r10:00000000 r9:84ba0900 r8:8027ed34 r7:e4815e60 r6:84ba0980 r5:84ad3c00 ** 3 printk messages dropped ** [ 1327.645137][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1327.646234][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1327.647185][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 16 printk messages dropped ** [ 1327.648557][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 16 printk messages dropped ** [ 1327.649252][ T32] task:kworker/0:245 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1327.674328][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1327.674923][ T32] r5:00001000 r4:e0521000 ** 10 printk messages dropped ** [ 1327.676291][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1327.676389][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.676418][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.676444][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.676473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.676496][ T32] r4:8506d300 [ 1327.676980][ T32] INFO: task kworker/0:245:3938 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.677020][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.677219][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.677842][ T32] Call trace: [ 1327.677878][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.677927][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.677950][ T32] r4:00000000 [ 1327.677975][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.678019][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.678302][ T32] 9d20: eae03000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.678340][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.678366][ T32] 9d60: 800f0013 ffffffff [ 1327.678389][ T32] r5:800f0013 r4:80239bd0 [ 1327.678409][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.678483][ T32] r4:82ac11e4 [ 1327.678511][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.678630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.678656][ T32] r4:e0679dc0 [ 1327.678677][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.678740][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.678770][ T32] r4:00000000 [ 1327.678791][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.678869][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.678895][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.678993][ T32] r5:00001000 r4:dfadd000 [ 1327.679016][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.679055][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.679096][ T32] r5:8503d38c r4:8503d000 [ 1327.679208][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.679258][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.679279][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.679356][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.679382][ T32] r4:85066f80 [ 1327.679403][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.679448][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.679470][ T32] r4:00000001 [ 1327.679711][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.679761][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.679789][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.679816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.697218][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.697321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.697350][ T32] r4:85086c80 [ 1327.697375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.697418][ T32] INFO: task kworker/0:246:3941 blocked for more than 454 seconds. [ 1327.697485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.697565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.697593][ T32] task:kworker/0:246 state:D stack:0 pid:3941 tgid:3941 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.697690][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.697760][ T32] Call trace: [ 1327.697840][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.697897][ T32] r10:82918644 r9:e4821d84 r8:00000002 r7:60000013 r6:e4821d8c r5:84ad5400 [ 1327.697920][ T32] r4:84ad5400 [ 1327.697962][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.698010][ T32] r5:84ad5400 r4:82918640 [ 1327.698052][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.698118][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.698166][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4821e08 [ 1327.698190][ T32] r4:00000000 [ 1327.698240][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.698284][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.698346][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.698391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d680 [ 1327.698434][ T32] r4:00000000 [ 1327.698458][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.698525][ T32] r9:83018005 r8:84ad5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1327.698551][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.698595][ T32] r5:00001000 r4:e0553000 [ 1327.698624][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.698666][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.698708][ T32] r5:8505238c r4:85052000 [ 1327.698727][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1327.698817][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1327.699090][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.699755][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1327.712987][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1327.713347][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 ** 7 printk messages dropped ** [ 1327.713680][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1327.713914][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) ** 6 printk messages dropped ** [ 1327.714183][ T32] INFO: task kworker/0:247:3942 blocked for more than 454 seconds. ** 2 printk messages dropped ** [ 1327.714362][ T32] task:kworker/0:247 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.714417][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.714460][ T32] Call trace: [ 1327.714492][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.714573][ T32] r10:82918644 r9:e482dd84 r8:00000002 r7:60000113 r6:e482dd8c r5:84ad6000 [ 1327.714598][ T32] r4:84ad6000 [ 1327.714619][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.714680][ T32] r5:84ad6000 r4:82918640 [ 1327.714761][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.714822][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.714893][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e482de08 [ 1327.714948][ T32] r4:00000000 [ 1327.714971][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.715036][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.715075][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.715116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d480 [ 1327.715164][ T32] r4:00000000 [ 1327.715213][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.715261][ T32] r9:83018005 r8:84ad6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1327.715284][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.715324][ T32] r5:00001000 r4:e0543000 [ 1327.715366][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.715465][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.715546][ T32] r5:85051f8c r4:85051c00 [ 1327.715571][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.715617][ T32] r7:dddced40 r6:83018000 r5:85051f8c r4:84ba0c00 [ 1327.715638][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.715716][ T32] r10:61c88647 r9:84ad6000 r8:84ba0c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.715740][ T32] r4:84ba0c00 [ 1327.715781][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.715897][ T32] r10:00000000 r9:84ba0c00 r8:8027ed34 r7:e4821e60 r6:84ba0c80 r5:84ad6000 [ 1327.715948][ T32] r4:00000001 [ 1327.715998][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.716067][ T32] Exception stack(0xe482dfb0 to 0xe482dff8) [ 1327.716099][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.716128][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.716154][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.716182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.716203][ T32] r4:8506d340 [ 1327.716675][ T32] INFO: task kworker/0:247:3942 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.716733][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.716799][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.716893][ T32] Call trace: [ 1327.716934][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.716983][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.717006][ T32] r4:00000000 [ 1327.717025][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.717062][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.717091][ T32] 9d20: eb415000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.717120][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.717143][ T32] 9d60: 800f0013 ffffffff [ 1327.717165][ T32] r5:800f0013 r4:80239bd0 [ 1327.717206][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.717251][ T32] r4:82ac11e4 [ 1327.717308][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.717353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.717384][ T32] r4:e0679dc0 [ 1327.717405][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.717447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.717477][ T32] r4:00000000 [ 1327.717511][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.717558][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.717579][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.717619][ T32] r5:00001000 r4:dfadd000 [ 1327.717638][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.717713][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.717789][ T32] r5:8503d38c r4:8503d000 [ 1327.717840][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.717890][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.717932][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.718003][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.718028][ T32] r4:85066f80 [ 1327.718047][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.718092][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.718123][ T32] r4:00000001 [ 1327.718145][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.718181][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.718207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.718254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.718293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.718346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.718390][ T32] r4:85086c80 [ 1327.718432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.718461][ T32] INFO: task kworker/0:248:3945 blocked for more than 454 seconds. [ 1327.718512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.718540][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.718582][ T32] task:kworker/0:248 state:D stack:0 pid:3945 tgid:3945 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.718629][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.718712][ T32] Call trace: [ 1327.718747][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.718790][ T32] r10:82918644 r9:e4831d84 r8:00000002 r7:60000013 r6:e4831d8c r5:84ad6c00 [ 1327.718812][ T32] r4:84ad6c00 ** 1 printk messages dropped ** [ 1327.718868][ T32] r5:84ad6c00 r4:82918640 [ 1327.718887][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.718925][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.718969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4831e08 [ 1327.718990][ T32] r4:00000000 [ 1327.719019][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.719070][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.719106][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.719146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d780 [ 1327.719167][ T32] r4:00000000 [ 1327.719186][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.719228][ T32] r9:83018005 r8:84ad6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1327.719248][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.719309][ T32] r5:00001000 r4:e057b000 [ 1327.719354][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.719396][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.719468][ T32] r5:8505278c r4:85052400 [ 1327.719491][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.719543][ T32] r7:dddced40 r6:83018000 r5:8505278c r4:84ba0d00 [ 1327.719563][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.719619][ T32] r10:61c88647 r9:84ad6c00 r8:84ba0d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.719644][ T32] r4:84ba0d00 [ 1327.719662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.719738][ T32] r10:00000000 r9:84ba0d00 r8:8027ed34 r7:e4821e60 r6:84ba0d80 r5:84ad6c00 [ 1327.719760][ T32] r4:00000001 [ 1327.719778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.719825][ T32] Exception stack(0xe4831fb0 to 0xe4831ff8) [ 1327.730486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.730581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.730612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.730645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.730668][ T32] r4:8506d640 [ 1327.731139][ T32] INFO: task kworker/0:248:3945 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.731175][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.731242][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.731306][ T32] Call trace: [ 1327.731390][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.731448][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.731473][ T32] r4:00000000 [ 1327.731524][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.731614][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.731649][ T32] 9d20: eb415000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.731703][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.731772][ T32] 9d60: 800f0013 ffffffff [ 1327.731800][ T32] r5:800f0013 r4:80239bd0 [ 1327.731836][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.731883][ T32] r4:82ac11e4 [ 1327.731904][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.731946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.731993][ T32] r4:e0679dc0 [ 1327.732015][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.732058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.732147][ T32] r4:00000000 [ 1327.732172][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.732220][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.732241][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.732282][ T32] r5:00001000 r4:dfadd000 [ 1327.732315][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.732358][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.732400][ T32] r5:8503d38c r4:8503d000 [ 1327.732420][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.732465][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.732485][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.732562][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.732587][ T32] r4:85066f80 [ 1327.732607][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.732652][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.732674][ T32] r4:00000001 [ 1327.732758][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.732797][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.732823][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.732913][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.732943][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.733036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.733071][ T32] r4:85086c80 [ 1327.733093][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.733122][ T32] INFO: task kworker/0:249:3947 blocked for more than 454 seconds. [ 1327.733178][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.733227][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.733253][ T32] task:kworker/0:249 state:D stack:0 pid:3947 tgid:3947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.733298][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.733341][ T32] Call trace: [ 1327.733440][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.733486][ T32] r10:82918644 r9:e4835d84 r8:00000002 r7:60000113 r6:e4835d8c r5:84ad3000 [ 1327.733535][ T32] r4:84ad3000 [ 1327.733558][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.733629][ T32] r5:84ad3000 r4:82918640 [ 1327.733652][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.733715][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.733785][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4835e08 [ 1327.733810][ T32] r4:00000000 [ 1327.733852][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.733906][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.733966][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.734032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d940 [ 1327.734057][ T32] r4:00000000 [ 1327.734077][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.734142][ T32] r9:83018005 r8:84ad3000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1327.734167][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.734209][ T32] r5:00001000 r4:e05cb000 [ 1327.734250][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.734293][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.734334][ T32] r5:85052b8c r4:85052800 [ 1327.734366][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.734432][ T32] r7:dddced40 r6:83018000 r5:85052b8c r4:84ba0e00 [ 1327.734457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.734510][ T32] r10:61c88647 r9:84ad3000 r8:84ba0e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.734555][ T32] r4:84ba0e00 [ 1327.734602][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.734655][ T32] r10:00000000 r9:84ba0e00 r8:8027ed34 r7:e4831e60 r6:84ba0e80 r5:84ad3000 [ 1327.734678][ T32] r4:00000001 [ 1327.734698][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.734753][ T32] Exception stack(0xe4835fb0 to 0xe4835ff8) [ 1327.734808][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.734839][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.734865][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.734893][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.734914][ T32] r4:8506d640 [ 1327.735255][ T32] INFO: task kworker/0:249:3947 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.735290][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.735391][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.735546][ T32] Call trace: [ 1327.735626][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.735722][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.735769][ T32] r4:00000000 [ 1327.735830][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.735874][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.736007][ T32] 9d20: eb415000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.736082][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.736139][ T32] 9d60: 800f0013 ffffffff [ 1327.736165][ T32] r5:800f0013 r4:80239bd0 [ 1327.736186][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.736229][ T32] r4:82ac11e4 [ 1327.736249][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.736321][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.736346][ T32] r4:e0679dc0 [ 1327.736365][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.736506][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.736540][ T32] r4:00000000 [ 1327.736561][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.736636][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.736662][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.736790][ T32] r5:00001000 r4:dfadd000 [ 1327.736814][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.736963][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.737015][ T32] r5:8503d38c r4:8503d000 [ 1327.737073][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.737166][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.737226][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.737275][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.737297][ T32] r4:85066f80 [ 1327.737316][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.737360][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.737381][ T32] r4:00000001 [ 1327.737400][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.737456][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.737485][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.737523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.737596][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.737627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.737649][ T32] r4:85086c80 [ 1327.737713][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.737741][ T32] INFO: task kworker/0:250:3950 blocked for more than 454 seconds. [ 1327.737808][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.737887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.737948][ T32] task:kworker/0:250 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.738032][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.738122][ T32] Call trace: [ 1327.738197][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.738249][ T32] r10:82918644 r9:e4839d84 r8:00000002 r7:60000013 r6:e4839d8c r5:84ad1800 [ 1327.738273][ T32] r4:84ad1800 [ 1327.738292][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.738364][ T32] r5:84ad1800 r4:82918640 [ 1327.738404][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.738447][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.738492][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4839e08 [ 1327.738557][ T32] r4:00000000 [ 1327.738578][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.738643][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.738683][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.738724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506da00 [ 1327.738747][ T32] r4:00000000 [ 1327.738775][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.738822][ T32] r9:83018005 r8:84ad1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1327.738852][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.738898][ T32] r5:00001000 r4:e05d9000 [ 1327.738917][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.738955][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.738994][ T32] r5:85052f8c r4:85052c00 [ 1327.739013][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.739056][ T32] r7:dddced40 r6:83018000 r5:85052f8c r4:84ba0f00 [ 1327.739076][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.739119][ T32] r10:61c88647 r9:84ad1800 r8:84ba0f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.739141][ T32] r4:84ba0f00 [ 1327.739159][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.739201][ T32] r10:00000000 r9:84ba0f00 r8:8027ed34 r7:e4835e60 r6:84ba0f80 r5:84ad1800 [ 1327.739222][ T32] r4:00000001 [ 1327.739240][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.739272][ T32] Exception stack(0xe4839fb0 to 0xe4839ff8) [ 1327.739307][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.739351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.739379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.739407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.739428][ T32] r4:8506d900 [ 1327.739802][ T32] INFO: task kworker/0:250:3950 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.739893][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.773665][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.773739][ T32] Call trace: [ 1327.773793][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.773863][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.773890][ T32] r4:00000000 [ 1327.773931][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.773974][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.774017][ T32] 9d20: ebde3000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.774070][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.774119][ T32] 9d60: 800f0013 ffffffff [ 1327.774146][ T32] r5:800f0013 r4:80239bd0 [ 1327.774178][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.774223][ T32] r4:82ac11e4 [ 1327.774243][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.774285][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.774307][ T32] r4:e0679dc0 [ 1327.774326][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.774366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.774415][ T32] r4:00000000 [ 1327.774438][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.774485][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.774516][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.774580][ T32] r5:00001000 r4:dfadd000 [ 1327.774603][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.774644][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.774685][ T32] r5:8503d38c r4:8503d000 [ 1327.774705][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.774751][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.774772][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.774816][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.774862][ T32] r4:85066f80 [ 1327.774929][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.774979][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.775002][ T32] r4:00000001 [ 1327.775044][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.775082][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.775129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.775160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.775199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.775249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.775275][ T32] r4:85086c80 [ 1327.775298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.775337][ T32] INFO: task kworker/0:251:3951 blocked for more than 454 seconds. [ 1327.775373][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.775411][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.775467][ T32] task:kworker/0:251 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.775571][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.775615][ T32] Call trace: [ 1327.775648][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.775745][ T32] r10:82918644 r9:e4865d84 r8:00000002 r7:60000013 r6:e4865d8c r5:84b1bc00 [ 1327.775803][ T32] r4:84b1bc00 [ 1327.775859][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.775908][ T32] r5:84b1bc00 r4:82918640 [ 1327.775929][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.775969][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.776015][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4865e08 [ 1327.776037][ T32] r4:00000000 [ 1327.776056][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.776093][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.776128][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.776167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506dc40 [ 1327.776189][ T32] r4:00000000 [ 1327.776234][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.776281][ T32] r9:83018005 r8:84b1bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1327.776302][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.776342][ T32] r5:00001000 r4:e0603000 [ 1327.776360][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.776417][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.776477][ T32] r5:8505338c r4:85053000 [ 1327.776518][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.776567][ T32] r7:dddced40 r6:83018000 r5:8505338c r4:84ba0600 [ 1327.776596][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.776664][ T32] r10:61c88647 r9:84b1bc00 r8:84ba062c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.776688][ T32] r4:84ba0600 [ 1327.776707][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.776750][ T32] r10:00000000 r9:84ba0600 r8:8027ed34 r7:e4839e60 r6:8508a000 r5:84b1bc00 [ 1327.776772][ T32] r4:00000001 [ 1327.776790][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.776833][ T32] Exception stack(0xe4865fb0 to 0xe4865ff8) [ 1327.776882][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.776914][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.776962][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.776993][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.777014][ T32] r4:8506d900 [ 1327.777477][ T32] INFO: task kworker/0:251:3951 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.777517][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.777632][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.777678][ T32] Call trace: [ 1327.777709][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.777766][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.777792][ T32] r4:00000000 [ 1327.777812][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.777850][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.777879][ T32] 9d20: ebde3000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.777929][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.777977][ T32] 9d60: 800f0013 ffffffff [ 1327.778029][ T32] r5:800f0013 r4:80239bd0 [ 1327.778073][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.778116][ T32] r4:82ac11e4 [ 1327.778137][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.778187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.778234][ T32] r4:e0679dc0 [ 1327.778277][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.778323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.778345][ T32] r4:00000000 [ 1327.778364][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.778417][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.778441][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.778543][ T32] r5:00001000 r4:dfadd000 [ 1327.778566][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.778627][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.778672][ T32] r5:8503d38c r4:8503d000 [ 1327.778691][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.778735][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.778755][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.778822][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.778848][ T32] r4:85066f80 [ 1327.778867][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.778912][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.778954][ T32] r4:00000001 [ 1327.778977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.779106][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.779262][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.779293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.779320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.779347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.779369][ T32] r4:85086c80 [ 1327.779407][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.779455][ T32] INFO: task kworker/0:252:3953 blocked for more than 454 seconds. [ 1327.779486][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.779515][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.779536][ T32] task:kworker/0:252 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.779626][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.779734][ T32] Call trace: [ 1327.779767][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.779920][ T32] r10:82918644 r9:e486dd84 r8:00000002 r7:60000113 r6:e486dd8c r5:84b1c800 [ 1327.786186][ T32] r4:84b1c800 [ 1327.786222][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.786305][ T32] r5:84b1c800 r4:82918640 [ 1327.786330][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.786372][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.786418][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e486de08 [ 1327.786533][ T32] r4:00000000 [ 1327.786571][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.786614][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.786655][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.786697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506b080 [ 1327.786803][ T32] r4:00000000 [ 1327.786827][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.786895][ T32] r9:83018005 r8:84b1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1327.786930][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.787044][ T32] r5:00001000 r4:e062b000 [ 1327.787067][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.787124][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.787169][ T32] r5:85053b8c r4:85053800 [ 1327.787209][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.787258][ T32] r7:dddced40 r6:83018000 r5:85053b8c r4:8508c000 [ 1327.787279][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.787345][ T32] r10:61c88647 r9:84b1c800 r8:8508c02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.787392][ T32] r4:8508c000 [ 1327.787414][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.787519][ T32] r10:00000000 r9:8508c000 r8:8027ed34 r7:e4865e60 r6:8508a080 r5:84b1c800 [ 1327.787546][ T32] r4:00000001 [ 1327.787566][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.787601][ T32] Exception stack(0xe486dfb0 to 0xe486dff8) [ 1327.787651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.787753][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.787785][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.787814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.787835][ T32] r4:8506dc00 [ 1327.788339][ T32] INFO: task kworker/0:252:3953 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.788397][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.788465][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.788521][ T32] Call trace: [ 1327.788578][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.788629][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.788652][ T32] r4:00000000 [ 1327.788692][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.788819][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.788852][ T32] 9d20: ebde3000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.788881][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.788925][ T32] 9d60: 800f0013 ffffffff [ 1327.788975][ T32] r5:800f0013 r4:80239bd0 [ 1327.789019][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.789084][ T32] r4:82ac11e4 [ 1327.789107][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.789150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.789172][ T32] r4:e0679dc0 [ 1327.789212][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.789257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.789279][ T32] r4:00000000 [ 1327.789298][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.789363][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.789388][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.789450][ T32] r5:00001000 r4:dfadd000 [ 1327.789471][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.789516][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.789557][ T32] r5:8503d38c r4:8503d000 [ 1327.789575][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.789664][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.789720][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.789769][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.789791][ T32] r4:85066f80 [ 1327.789830][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.806020][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.806057][ T32] r4:00000001 [ 1327.806080][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.806175][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.806240][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.806301][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.806331][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.806380][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.806405][ T32] r4:85086c80 [ 1327.806428][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.806458][ T32] INFO: task kworker/0:253:3954 blocked for more than 454 seconds. [ 1327.806544][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.806572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.806610][ T32] task:kworker/0:253 state:D stack:0 pid:3954 tgid:3954 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.806692][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.806819][ T32] Call trace: [ 1327.806899][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.806949][ T32] r10:82918644 r9:e483dd84 r8:00000002 r7:60000013 r6:e483dd8c r5:848bec00 [ 1327.806971][ T32] r4:848bec00 [ 1327.807012][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.807056][ T32] r5:848bec00 r4:82918640 [ 1327.807076][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.807137][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.807185][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e483de08 [ 1327.807207][ T32] r4:00000000 [ 1327.807225][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.807262][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.807301][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1327.807403][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1327.807716][ T32] r5:8505378c r4:85053400 ** 3 printk messages dropped ** [ 1327.807899][ T32] r10:61c88647 r9:848bec00 r8:8508c0ac r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1327.808400][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1327.809058][ T32] INFO: task kworker/0:253:3954 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.809092][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.809148][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.809193][ T32] Call trace: [ 1327.809223][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.809271][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.809293][ T32] r4:00000000 [ 1327.809334][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.809377][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.809407][ T32] 9d20: ec11f000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.809476][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.809512][ T32] 9d60: 800f0013 ffffffff [ 1327.809557][ T32] r5:800f0013 r4:80239bd0 [ 1327.809622][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.809667][ T32] r4:82ac11e4 [ 1327.809687][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.809755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.809780][ T32] r4:e0679dc0 [ 1327.809800][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.809841][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.809921][ T32] r4:00000000 [ 1327.822520][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.822615][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.822645][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.822742][ T32] r5:00001000 r4:dfadd000 [ 1327.822771][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.822823][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.822893][ T32] r5:8503d38c r4:8503d000 [ 1327.822922][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.822980][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.823026][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.823074][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.823097][ T32] r4:85066f80 [ 1327.823149][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.823198][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.823220][ T32] r4:00000001 [ 1327.823239][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.823275][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.823304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.823332][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.823358][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.823408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.823433][ T32] r4:85086c80 [ 1327.823456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.823485][ T32] INFO: task kworker/0:254:3956 blocked for more than 454 seconds. [ 1327.823525][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.823571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.823598][ T32] task:kworker/0:254 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.823738][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.823833][ T32] Call trace: [ 1327.823870][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.823918][ T32] r10:82918644 r9:e06ddd84 r8:00000002 r7:60000013 r6:e06ddd8c r5:84af0c00 [ 1327.823940][ T32] r4:84af0c00 [ 1327.823959][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.824008][ T32] r5:84af0c00 r4:82918640 [ 1327.824031][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.824072][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.824116][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 [ 1327.824139][ T32] r4:00000000 [ 1327.824157][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.824193][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.824229][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.824269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089380 [ 1327.824305][ T32] r4:00000000 [ 1327.824327][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.824371][ T32] r9:83018005 r8:84af0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1327.824392][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.824442][ T32] r5:00001000 r4:e069f000 [ 1327.824466][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.824517][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.824559][ T32] r5:85058b8c r4:85058800 [ 1327.824578][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.824621][ T32] r7:dddced40 r6:83018000 r5:85058b8c r4:8508c180 ** 2 printk messages dropped ** [ 1327.824748][ T32] r4:8508c180 ** 5 printk messages dropped ** [ 1327.824983][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1327.825700][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1327.826351][ T32] 9d20: ec5de000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.826388][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.826415][ T32] 9d60: 800f0013 ffffffff [ 1327.826460][ T32] r5:800f0013 r4:80239bd0 [ 1327.826490][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.826589][ T32] r4:82ac11e4 [ 1327.826613][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.826687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.826716][ T32] r4:e0679dc0 [ 1327.826757][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.826806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.826851][ T32] r4:00000000 [ 1327.826874][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.826920][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.826963][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.827029][ T32] r5:00001000 r4:dfadd000 [ 1327.827060][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.827122][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.827187][ T32] r5:8503d38c r4:8503d000 [ 1327.827210][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.827296][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.827320][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.827366][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.827388][ T32] r4:85066f80 [ 1327.827406][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.827487][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.827554][ T32] r4:00000001 [ 1327.827577][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.827613][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.827639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.827700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.827738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.827801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.827853][ T32] r4:85086c80 [ 1327.827876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.827902][ T32] INFO: task kworker/1:169:3958 blocked for more than 454 seconds. [ 1327.827930][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.827983][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.828011][ T32] task:kworker/1:169 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.828059][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.828149][ T32] Call trace: [ 1327.828205][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.828272][ T32] r10:82918644 r9:e4875d84 r8:00000002 r7:60000113 r6:e4875d8c r5:84af1800 [ 1327.828319][ T32] r4:84af1800 [ 1327.828341][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.828381][ T32] r5:84af1800 r4:82918640 [ 1327.828422][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.828486][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.828562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4875e08 [ 1327.828587][ T32] r4:00000000 [ 1327.828606][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.828667][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.828728][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.828775][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85079900 [ 1327.828799][ T32] r4:00000000 [ 1327.828818][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.828860][ T32] r9:83018205 r8:84af1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1327.828881][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.828921][ T32] r5:00001000 r4:dff6d000 [ 1327.828966][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.829018][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.829068][ T32] r5:850aeb8c r4:850ae800 [ 1327.829097][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.829143][ T32] r7:ddde2d40 r6:83018200 r5:850aeb8c r4:8508a100 [ 1327.829163][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.829207][ T32] r10:61c88647 r9:84af1800 r8:8508a12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1327.829230][ T32] r4:8508a100 [ 1327.829287][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.829333][ T32] r10:00000000 r9:8508a100 r8:8027ed34 r7:e4805e60 r6:8508c280 r5:84af1800 [ 1327.829356][ T32] r4:00000001 [ 1327.829374][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.829407][ T32] Exception stack(0xe4875fb0 to 0xe4875ff8) [ 1327.829464][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.829501][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.829528][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.829566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.829590][ T32] r4:85079380 [ 1327.829936][ T32] INFO: task kworker/1:169:3958 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.852396][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.852537][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.852606][ T32] Call trace: [ 1327.852656][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.852713][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.852760][ T32] r4:00000000 [ 1327.852785][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.852826][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.852858][ T32] 9d20: ecbe7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.852910][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.852937][ T32] 9d60: 800f0013 ffffffff [ 1327.852963][ T32] r5:800f0013 r4:80239bd0 [ 1327.852983][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.853046][ T32] r4:82ac11e4 [ 1327.853092][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.853138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.853161][ T32] r4:e0679dc0 [ 1327.853180][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.853221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.853243][ T32] r4:00000000 [ 1327.853262][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.853307][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.853328][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.853371][ T32] r5:00001000 r4:dfadd000 [ 1327.853390][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.853429][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.853495][ T32] r5:8503d38c r4:8503d000 [ 1327.853519][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.853567][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.853587][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.853631][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.853669][ T32] r4:85066f80 [ 1327.853701][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.853749][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.853770][ T32] r4:00000001 [ 1327.853790][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.853834][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.853863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.853892][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.853918][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.853956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.853981][ T32] r4:85086c80 [ 1327.854002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.854031][ T32] INFO: task kworker/0:255:3960 blocked for more than 454 seconds. [ 1327.854065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.854110][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.854136][ T32] task:kworker/0:255 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.854204][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.854256][ T32] Call trace: [ 1327.854292][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.854346][ T32] r10:82918644 r9:e4871d84 r8:00000002 r7:60000013 r6:e4871d8c r5:84af2400 [ 1327.854379][ T32] r4:84af2400 [ 1327.854402][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.854453][ T32] r5:84af2400 r4:82918640 [ 1327.854475][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.854544][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.854593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4871e08 [ 1327.854625][ T32] r4:00000000 [ 1327.854657][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.854698][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.854734][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.854773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98900 [ 1327.854804][ T32] r4:00000000 [ 1327.854825][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.854868][ T32] r9:83018005 r8:84af2400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1327.854898][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.854944][ T32] r5:00001000 r4:e0641000 [ 1327.854964][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.855003][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.855075][ T32] r5:85053f8c r4:85053c00 [ 1327.855099][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.855143][ T32] r7:dddced40 r6:83018000 r5:85053f8c r4:8508c300 [ 1327.855183][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.855252][ T32] r10:61c88647 r9:84af2400 r8:8508c32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.855278][ T32] r4:8508c300 [ 1327.855305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.855379][ T32] r10:00000000 r9:8508c300 r8:8027ed34 r7:e06dde60 r6:8508c380 r5:84af2400 [ 1327.855430][ T32] r4:00000001 [ 1327.855481][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.855571][ T32] Exception stack(0xe4871fb0 to 0xe4871ff8) [ 1327.855639][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.855772][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.855842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.855902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.855970][ T32] r4:85089080 [ 1327.856430][ T32] INFO: task kworker/0:255:3960 is blocked on a mutex likely owned by task kworker/0:225:3817. [ 1327.856555][ T32] task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.856644][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.856694][ T32] Call trace: [ 1327.856802][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.856890][ T32] r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [ 1327.856916][ T32] r4:00000000 [ 1327.856963][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.857004][ T32] Exception stack(0xe0679d20 to 0xe0679d68) [ 1327.857034][ T32] 9d20: ecbe7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 [ 1327.857062][ T32] 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [ 1327.857113][ T32] 9d60: 800f0013 ffffffff [ 1327.857167][ T32] r5:800f0013 r4:80239bd0 [ 1327.857223][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.857307][ T32] r4:82ac11e4 [ 1327.857329][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.857371][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [ 1327.857393][ T32] r4:e0679dc0 [ 1327.857411][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.857451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [ 1327.857473][ T32] r4:00000000 [ 1327.857496][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.857572][ T32] r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1327.857612][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.857656][ T32] r5:00001000 r4:dfadd000 [ 1327.857676][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.857713][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.857753][ T32] r5:8503d38c r4:8503d000 [ 1327.857772][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.857866][ T32] r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [ 1327.857889][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.857937][ T32] r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.857980][ T32] r4:85066f80 [ 1327.858005][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.858051][ T32] r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 [ 1327.858093][ T32] r4:00000001 [ 1327.858136][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.858174][ T32] Exception stack(0xe0679fb0 to 0xe0679ff8) [ 1327.858214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.858245][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.858271][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.858307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.858331][ T32] r4:85086c80 [ 1327.858352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.858377][ T32] INFO: task kworker/0:256:3962 blocked for more than 454 seconds. [ 1327.858404][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.858436][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.858481][ T32] task:kworker/0:256 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.858542][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.858582][ T32] Call trace: [ 1327.858613][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.858687][ T32] r10:82918644 r9:e8885d84 r8:00000002 r7:60000013 r6:e8885d8c r5:84af3000 [ 1327.858721][ T32] r4:84af3000 [ 1327.858755][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.858798][ T32] r5:84af3000 r4:82918640 [ 1327.858818][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.858856][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.858899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8885e08 [ 1327.858941][ T32] r4:00000000 [ 1327.858964][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.859003][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.859038][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.859078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089040 [ 1327.859132][ T32] r4:00000000 [ 1327.859204][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.859277][ T32] r9:83018005 r8:84af3000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1327.859312][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.859364][ T32] r5:00001000 r4:e064f000 [ 1327.859410][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.859452][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.859498][ T32] r5:8505838c r4:85058000 [ 1327.859539][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.859625][ T32] r7:dddced40 r6:83018000 r5:8505838c r4:8508c400 [ 1327.859705][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.859770][ T32] r10:61c88647 r9:84af3000 r8:8508c42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.859794][ T32] r4:8508c400 [ 1327.859813][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.859858][ T32] r10:00000000 r9:8508c400 r8:8027ed34 r7:e06dde60 r6:8508c480 r5:84af3000 [ 1327.859934][ T32] r4:00000001 [ 1327.880431][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.880527][ T32] Exception stack(0xe8885fb0 to 0xe8885ff8) [ 1327.880577][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.880633][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.880663][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.880694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.880718][ T32] r4:85089300 [ 1327.881239][ T32] INFO: task kworker/0:256:3962 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1327.881286][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.881355][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.881446][ T32] Call trace: [ 1327.881550][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.881639][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1327.881666][ T32] r4:00000000 [ 1327.881688][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.881765][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1327.881836][ T32] 1d20: 80020000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1327.881868][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1327.881923][ T32] 1d60: 800f0013 ffffffff [ 1327.881963][ T32] r5:800f0013 r4:80239bd0 [ 1327.882022][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.882069][ T32] r4:82ac11e4 [ 1327.882090][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.882168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1327.882204][ T32] r4:e0691dc0 [ 1327.882226][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.882288][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1327.882329][ T32] r4:00000000 [ 1327.882362][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.882432][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1327.882457][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.882525][ T32] r5:00001000 r4:ee7d5000 [ 1327.882572][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.882637][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.882704][ T32] r5:85f9ab8c r4:85f9a800 [ 1327.882727][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.882795][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1327.882819][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.882952][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.882991][ T32] r4:8508b100 [ 1327.883013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.883057][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1327.883079][ T32] r4:00000001 [ 1327.883098][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.883153][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1327.883183][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.883255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.883307][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.883338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.883360][ T32] r4:85086c80 [ 1327.883380][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.883443][ T32] INFO: task kworker/0:257:3965 blocked for more than 454 seconds. [ 1327.883482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.883528][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.883553][ T32] task:kworker/0:257 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.883599][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.883656][ T32] Call trace: [ 1327.883748][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.883821][ T32] r10:82918644 r9:e8889d84 r8:00000002 r7:60000113 r6:e8889d8c r5:84af3c00 [ 1327.883886][ T32] r4:84af3c00 [ 1327.883933][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.883979][ T32] r5:84af3c00 r4:82918640 [ 1327.884014][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.884058][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.884211][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8889e08 [ 1327.884239][ T32] r4:00000000 [ 1327.884258][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.884297][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.884364][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.884442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850891c0 [ 1327.884468][ T32] r4:00000000 [ 1327.884514][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.884573][ T32] r9:83018005 r8:84af3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1327.884617][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.884667][ T32] r5:00001000 r4:e0659000 [ 1327.884688][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.884727][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.884771][ T32] r5:8505878c r4:85058400 [ 1327.884812][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.884861][ T32] r7:dddced40 r6:83018000 r5:8505878c r4:8508c500 [ 1327.884906][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.884957][ T32] r10:61c88647 r9:84af3c00 r8:8508c52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.884991][ T32] r4:8508c500 [ 1327.885014][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.885103][ T32] r10:00000000 r9:8508c500 r8:8027ed34 r7:e06dde60 r6:8508c580 r5:84af3c00 [ 1327.885164][ T32] r4:00000001 [ 1327.885231][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.885273][ T32] Exception stack(0xe8889fb0 to 0xe8889ff8) [ 1327.885301][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.885329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.885389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.885500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.885573][ T32] r4:85089180 [ 1327.885927][ T32] INFO: task kworker/0:257:3965 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1327.885997][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.886092][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.886196][ T32] Call trace: [ 1327.886233][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.886283][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1327.886350][ T32] r4:00000000 [ 1327.886374][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.886422][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1327.886454][ T32] 1d20: 80020000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1327.886531][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1327.886561][ T32] 1d60: 800f0013 ffffffff [ 1327.886595][ T32] r5:800f0013 r4:80239bd0 [ 1327.886622][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.886687][ T32] r4:82ac11e4 [ 1327.886735][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.886783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1327.886856][ T32] r4:e0691dc0 [ 1327.886879][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.886922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1327.886980][ T32] r4:00000000 [ 1327.887010][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.887080][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1327.887159][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.887229][ T32] r5:00001000 r4:ee7d5000 [ 1327.887254][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.887318][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.887364][ T32] r5:85f9ab8c r4:85f9a800 [ 1327.887383][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.887429][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1327.887472][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.887542][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.887568][ T32] r4:8508b100 [ 1327.887588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.887637][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1327.887700][ T32] r4:00000001 [ 1327.887740][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.887847][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1327.887897][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.887962][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.888031][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.888091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.888123][ T32] r4:85086c80 [ 1327.888165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.888196][ T32] INFO: task kworker/0:258:3966 blocked for more than 454 seconds. [ 1327.888248][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.888297][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.888324][ T32] task:kworker/0:258 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.888394][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.888462][ T32] Call trace: [ 1327.888522][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.888595][ T32] r10:82918644 r9:e4879d84 r8:00000002 r7:60000113 r6:e4879d8c r5:84af4800 [ 1327.888645][ T32] r4:84af4800 [ 1327.888668][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.888777][ T32] r5:84af4800 r4:82918640 [ 1327.888809][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.888854][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.888901][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4879e08 [ 1327.888924][ T32] r4:00000000 [ 1327.888944][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.888981][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.889097][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.889144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089740 [ 1327.889166][ T32] r4:00000000 [ 1327.889184][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.889250][ T32] r9:83018005 r8:84af4800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1327.889363][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.889454][ T32] r5:00001000 r4:e06f7000 [ 1327.889478][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.889532][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.889595][ T32] r5:8505978c r4:85059400 [ 1327.889640][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.889686][ T32] r7:dddced40 r6:83018000 r5:8505978c r4:8508c600 [ 1327.889728][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.889808][ T32] r10:61c88647 r9:84af4800 r8:8508c62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.889833][ T32] r4:8508c600 [ 1327.889853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.889962][ T32] r10:00000000 r9:8508c600 r8:8027ed34 r7:e06dde60 r6:8508c680 r5:84af4800 [ 1327.913385][ T32] r4:00000001 [ 1327.913434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.913522][ T32] Exception stack(0xe4879fb0 to 0xe4879ff8) [ 1327.913558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1327.913587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.913614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.913653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.913682][ T32] r4:85089180 [ 1327.914186][ T32] INFO: task kworker/0:258:3966 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1327.914231][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.914300][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.914351][ T32] Call trace: [ 1327.914419][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.914529][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1327.914557][ T32] r4:00000000 [ 1327.914608][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.914650][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1327.914711][ T32] 1d20: 806c6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1327.914744][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1327.914770][ T32] 1d60: 800f0013 ffffffff [ 1327.914793][ T32] r5:800f0013 r4:80239bd0 [ 1327.914813][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.914856][ T32] r4:82ac11e4 [ 1327.914914][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.914961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1327.915004][ T32] r4:e0691dc0 [ 1327.915028][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.915070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1327.915113][ T32] r4:00000000 [ 1327.915135][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.915212][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1327.915238][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.915280][ T32] r5:00001000 r4:ee7d5000 [ 1327.915300][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.915360][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.915434][ T32] r5:85f9ab8c r4:85f9a800 [ 1327.915472][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.915563][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1327.915623][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.915706][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.915763][ T32] r4:8508b100 [ 1327.915789][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.915876][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1327.915901][ T32] r4:00000001 [ 1327.915921][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.915957][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1327.916001][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.916060][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.916115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.916147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.916178][ T32] r4:85086c80 [ 1327.916201][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.916230][ T32] INFO: task kworker/0:259:3967 blocked for more than 454 seconds. [ 1327.916264][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.916289][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.916310][ T32] task:kworker/0:259 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.916365][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.916411][ T32] Call trace: [ 1327.916443][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.916489][ T32] r10:82918644 r9:e8891d84 r8:00000002 r7:60000113 r6:e8891d8c r5:84af5400 [ 1327.916520][ T32] r4:84af5400 [ 1327.916539][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.916579][ T32] r5:84af5400 r4:82918640 [ 1327.916598][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.916637][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.916681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8891e08 [ 1327.916712][ T32] r4:00000000 [ 1327.916755][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.916797][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.916835][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.916876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089580 [ 1327.916897][ T32] r4:00000000 [ 1327.916942][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.916991][ T32] r9:83018005 r8:84af5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1327.917013][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.917075][ T32] r5:00001000 r4:e06c7000 [ 1327.917103][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.917142][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.917205][ T32] r5:85058f8c r4:85058c00 [ 1327.917227][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.917271][ T32] r7:dddced40 r6:83018000 r5:85058f8c r4:8508c700 [ 1327.917291][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.917361][ T32] r10:61c88647 r9:84af5400 r8:8508c72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.917422][ T32] r4:8508c700 [ 1327.917446][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.917496][ T32] r10:00000000 r9:8508c700 r8:8027ed34 r7:e4879e60 r6:8508c780 r5:84af5400 [ 1327.917519][ T32] r4:00000001 [ 1327.917539][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.917573][ T32] Exception stack(0xe8891fb0 to 0xe8891ff8) [ 1327.917620][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.917674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.917703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.917763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.917788][ T32] r4:85089180 [ 1327.918093][ T32] INFO: task kworker/0:259:3967 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1327.918125][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.918202][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.918277][ T32] Call trace: [ 1327.918312][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.918359][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1327.918381][ T32] r4:00000000 [ 1327.918431][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.918509][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1327.918543][ T32] 1d20: 806c6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1327.918571][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1327.918615][ T32] 1d60: 800f0013 ffffffff [ 1327.918662][ T32] r5:800f0013 r4:80239bd0 [ 1327.918686][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.918726][ T32] r4:82ac11e4 [ 1327.918745][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.918810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1327.918834][ T32] r4:e0691dc0 [ 1327.918853][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.918894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1327.918916][ T32] r4:00000000 [ 1327.918934][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.918977][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1327.918998][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.919060][ T32] r5:00001000 r4:ee7d5000 [ 1327.919083][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.919122][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.919184][ T32] r5:85f9ab8c r4:85f9a800 [ 1327.919206][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.919251][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1327.919292][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.919360][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.919385][ T32] r4:8508b100 [ 1327.919404][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.919449][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1327.919495][ T32] r4:00000001 [ 1327.919520][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.919576][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1327.919625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.919658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.919727][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.919760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.919782][ T32] r4:85086c80 [ 1327.919831][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.919909][ T32] INFO: task kworker/0:260:3970 blocked for more than 454 seconds. [ 1327.940803][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.940846][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.940871][ T32] task:kworker/0:260 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.940931][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.940992][ T32] Call trace: [ 1327.941048][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.941104][ T32] r10:82918644 r9:e888dd84 r8:00000002 r7:60000113 r6:e888dd8c r5:84af6000 [ 1327.941147][ T32] r4:84af6000 [ 1327.941171][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.941213][ T32] r5:84af6000 r4:82918640 [ 1327.941234][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.941274][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.941318][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e888de08 [ 1327.941340][ T32] r4:00000000 [ 1327.941359][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.941564][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.941632][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.941678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089540 [ 1327.941700][ T32] r4:00000000 [ 1327.941720][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.941809][ T32] r9:83018005 r8:84af6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1327.941835][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.941910][ T32] r5:00001000 r4:e06e1000 [ 1327.941934][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.941974][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.942036][ T32] r5:8505938c r4:85059000 [ 1327.942060][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.942107][ T32] r7:dddced40 r6:83018000 r5:8505938c r4:8508c800 [ 1327.942127][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.942171][ T32] r10:61c88647 r9:84af6000 r8:8508c82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.942236][ T32] r4:8508c800 [ 1327.942259][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.942304][ T32] r10:00000000 r9:8508c800 r8:8027ed34 r7:e4879e60 r6:8508c880 r5:84af6000 [ 1327.942388][ T32] r4:00000001 [ 1327.942431][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.942470][ T32] Exception stack(0xe888dfb0 to 0xe888dff8) [ 1327.942504][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.942557][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.942609][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.942747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.942772][ T32] r4:85089740 [ 1327.943338][ T32] INFO: task kworker/0:260:3970 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1327.943392][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.943453][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.943538][ T32] Call trace: [ 1327.943575][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.943624][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1327.943647][ T32] r4:00000000 [ 1327.943703][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.943757][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1327.943813][ T32] 1d20: 809cc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1327.943868][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1327.943895][ T32] 1d60: 800f0013 ffffffff [ 1327.943918][ T32] r5:800f0013 r4:80239bd0 [ 1327.943958][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.944003][ T32] r4:82ac11e4 [ 1327.944023][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.944094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1327.944120][ T32] r4:e0691dc0 [ 1327.944139][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.944180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1327.944204][ T32] r4:00000000 [ 1327.944223][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.944267][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1327.944288][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.944328][ T32] r5:00001000 r4:ee7d5000 [ 1327.944347][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.944385][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.944435][ T32] r5:85f9ab8c r4:85f9a800 [ 1327.944457][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.944555][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1327.944580][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.944647][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.944738][ T32] r4:8508b100 [ 1327.944764][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.944810][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1327.944855][ T32] r4:00000001 [ 1327.944878][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.944935][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1327.944964][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.944991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.945039][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.945071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.945148][ T32] r4:85086c80 [ 1327.945179][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.945208][ T32] INFO: task kworker/0:261:3971 blocked for more than 454 seconds. [ 1327.945268][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.945295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.945341][ T32] task:kworker/0:261 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.945392][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.945478][ T32] Call trace: [ 1327.945595][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.945676][ T32] r10:82918644 r9:e8895d84 r8:00000002 r7:60000113 r6:e8895d8c r5:84af6c00 [ 1327.945702][ T32] r4:84af6c00 [ 1327.945721][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.945773][ T32] r5:84af6c00 r4:82918640 [ 1327.945822][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.945876][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.945922][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8895e08 [ 1327.945944][ T32] r4:00000000 [ 1327.945963][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.945999][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.946034][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.946074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089bc0 [ 1327.946095][ T32] r4:00000000 [ 1327.946113][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.946156][ T32] r9:83018005 r8:84af6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [ 1327.946177][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.946218][ T32] r5:00001000 r4:e07c7000 [ 1327.946236][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.946274][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.946314][ T32] r5:85059f8c r4:85059c00 [ 1327.946334][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.946402][ T32] r7:dddced40 r6:83018000 r5:85059f8c r4:8508c900 [ 1327.946426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.946473][ T32] r10:61c88647 r9:84af6c00 r8:8508c92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.946500][ T32] r4:8508c900 [ 1327.946521][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.946563][ T32] r10:00000000 r9:8508c900 r8:8027ed34 r7:e4879e60 r6:8508c980 r5:84af6c00 [ 1327.946600][ T32] r4:00000001 [ 1327.946720][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.946770][ T32] Exception stack(0xe8895fb0 to 0xe8895ff8) [ 1327.946798][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1327.946858][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.946888][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.946946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.946983][ T32] r4:85089740 [ 1327.947284][ T32] INFO: task kworker/0:261:3971 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1327.947347][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.947405][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.947451][ T32] Call trace: [ 1327.947500][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.947583][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1327.947608][ T32] r4:00000000 [ 1327.947660][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.947746][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1327.947777][ T32] 1d20: 809cc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1327.947832][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1327.947859][ T32] 1d60: 800f0013 ffffffff [ 1327.947882][ T32] r5:800f0013 r4:80239bd0 [ 1327.947902][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.947955][ T32] r4:82ac11e4 [ 1327.947978][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.948026][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1327.948048][ T32] r4:e0691dc0 [ 1327.948109][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.948154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1327.948196][ T32] r4:00000000 [ 1327.948241][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.948290][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1327.948332][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.948377][ T32] r5:00001000 r4:ee7d5000 [ 1327.948396][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.948456][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.948518][ T32] r5:85f9ab8c r4:85f9a800 [ 1327.948540][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.948586][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1327.948606][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.948651][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.948672][ T32] r4:8508b100 [ 1327.948690][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.948772][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1327.948840][ T32] r4:00000001 [ 1327.948884][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.948943][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1327.948992][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.949025][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.949052][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.949091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.949124][ T32] r4:85086c80 [ 1327.949158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.949186][ T32] INFO: task kworker/0:262:3973 blocked for more than 454 seconds. [ 1327.949238][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.949286][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.949311][ T32] task:kworker/0:262 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.949354][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.949417][ T32] Call trace: [ 1327.949476][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.949529][ T32] r10:82918644 r9:e889dd84 r8:00000002 r7:60000113 r6:e889dd8c r5:84af0000 [ 1327.949551][ T32] r4:84af0000 [ 1327.949571][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.949610][ T32] r5:84af0000 r4:82918640 [ 1327.949629][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.949690][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.949739][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e889de08 [ 1327.949761][ T32] r4:00000000 [ 1327.949780][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.949910][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.949960][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.972881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089ac0 [ 1327.972991][ T32] r4:00000000 [ 1327.973050][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.973155][ T32] r9:83018005 r8:84af0000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1327.973218][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.973303][ T32] r5:00001000 r4:e0771000 [ 1327.973326][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.973400][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.973474][ T32] r5:85059b8c r4:85059800 [ 1327.973523][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.973574][ T32] r7:dddced40 r6:83018000 r5:85059b8c r4:8508ca00 [ 1327.973595][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.973641][ T32] r10:61c88647 r9:84af0000 r8:8508ca2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.973680][ T32] r4:8508ca00 [ 1327.973702][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.973765][ T32] r10:00000000 r9:8508ca00 r8:8027ed34 r7:e8895e60 r6:8508ca80 r5:84af0000 [ 1327.973790][ T32] r4:00000001 [ 1327.973831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.973870][ T32] Exception stack(0xe889dfb0 to 0xe889dff8) [ 1327.973901][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1327.973929][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.973955][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.974005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.974051][ T32] r4:85089940 [ 1327.974520][ T32] INFO: task kworker/0:262:3973 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1327.974557][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.974684][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.974734][ T32] Call trace: [ 1327.974788][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.974844][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1327.974888][ T32] r4:00000000 [ 1327.974932][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.974973][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1327.975130][ T32] 1d20: 80e60000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1327.975163][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1327.975187][ T32] 1d60: 800f0013 ffffffff [ 1327.975209][ T32] r5:800f0013 r4:80239bd0 [ 1327.975267][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1327.975345][ T32] r4:82ac11e4 [ 1327.975438][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1327.975525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1327.975553][ T32] r4:e0691dc0 [ 1327.975574][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.975645][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1327.975691][ T32] r4:00000000 [ 1327.975714][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.975850][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1327.975892][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.975938][ T32] r5:00001000 r4:ee7d5000 [ 1327.975957][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.975995][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.976035][ T32] r5:85f9ab8c r4:85f9a800 [ 1327.976083][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.976160][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1327.976221][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.976307][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.976365][ T32] r4:8508b100 [ 1327.976403][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.976452][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1327.976512][ T32] r4:00000001 [ 1327.976553][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.976619][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1327.976649][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.976708][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.976738][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.976801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.976825][ T32] r4:85086c80 [ 1327.976846][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1327.976876][ T32] INFO: task kworker/0:263:3976 blocked for more than 454 seconds. [ 1327.976933][ T32] Not tainted 6.15.0-syzkaller #0 [ 1327.976981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1327.977018][ T32] task:kworker/0:263 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.977066][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.977178][ T32] Call trace: [ 1327.977253][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1327.977338][ T32] r10:82918644 r9:e88a1d84 r8:00000002 r7:60000113 r6:e88a1d8c r5:84ab0000 [ 1327.977364][ T32] r4:84ab0000 [ 1327.977412][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1327.977490][ T32] r5:84ab0000 r4:82918640 [ 1327.977533][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1327.977576][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1327.977654][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a1e08 [ 1327.977712][ T32] r4:00000000 [ 1327.977734][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1327.977772][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1327.977819][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1327.977861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089e00 [ 1327.977897][ T32] r4:00000000 [ 1327.977933][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1327.977979][ T32] r9:83018005 r8:84ab0000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [ 1327.978003][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1327.978045][ T32] r5:00001000 r4:e07dd000 [ 1327.978094][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1327.978172][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1327.978251][ T32] r5:8505a38c r4:8505a000 [ 1327.978288][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1327.978372][ T32] r7:dddced40 r6:83018000 r5:8505a38c r4:8508cb00 [ 1327.978395][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1327.978475][ T32] r10:61c88647 r9:84ab0000 r8:8508cb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1327.978521][ T32] r4:8508cb00 [ 1327.978576][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1327.978622][ T32] r10:00000000 r9:8508cb00 r8:8027ed34 r7:e8895e60 r6:8508cb80 r5:84ab0000 [ 1327.978662][ T32] r4:00000001 [ 1327.978719][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1327.978755][ T32] Exception stack(0xe88a1fb0 to 0xe88a1ff8) [ 1327.978782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1327.978812][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1327.978838][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1327.978894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1327.978919][ T32] r4:85089b40 [ 1327.979247][ T32] INFO: task kworker/0:263:3976 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1327.979279][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1327.979398][ T32] Workqueue: events bpf_prog_free_deferred [ 1327.979478][ T32] Call trace: [ 1327.979546][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1327.979658][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1327.979733][ T32] r4:00000000 [ 1327.979755][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1327.979825][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1327.979910][ T32] 1d20: 80e60000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.000527][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.000610][ T32] 1d60: 800f0013 ffffffff [ 1328.000689][ T32] r5:800f0013 r4:80239bd0 [ 1328.000716][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.000783][ T32] r4:82ac11e4 [ 1328.000804][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.000847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.000871][ T32] r4:e0691dc0 [ 1328.000926][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.000988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.001011][ T32] r4:00000000 [ 1328.001030][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.001076][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.001097][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.001140][ T32] r5:00001000 r4:ee7d5000 [ 1328.001159][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.001227][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.001274][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.001294][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.001338][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.001451][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.001574][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.001632][ T32] r4:8508b100 [ 1328.001680][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.001759][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.001821][ T32] r4:00000001 [ 1328.001844][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.001948][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.002018][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.002077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.002115][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.002145][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.002179][ T32] r4:85086c80 [ 1328.002206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.002247][ T32] INFO: task kworker/0:264:3977 blocked for more than 454 seconds. [ 1328.002284][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.002308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.002342][ T32] task:kworker/0:264 state:D stack:0 pid:3977 tgid:3977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.002416][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.002525][ T32] Call trace: [ 1328.002598][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.002684][ T32] r10:82918644 r9:e88a5d84 r8:00000002 r7:60000013 r6:e88a5d8c r5:84ab0c00 [ 1328.002732][ T32] r4:84ab0c00 [ 1328.002790][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.002835][ T32] r5:84ab0c00 r4:82918640 [ 1328.002877][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.002919][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.002975][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a5e08 [ 1328.003017][ T32] r4:00000000 [ 1328.003037][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.003090][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.003130][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.003231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98880 [ 1328.003264][ T32] r4:00000000 [ 1328.003311][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.003400][ T32] r9:83018005 r8:84ab0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1328.003424][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.003466][ T32] r5:00001000 r4:df997000 [ 1328.003519][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.003562][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.003648][ T32] r5:8505a78c r4:8505a400 [ 1328.003709][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.003795][ T32] r7:dddced40 r6:83018000 r5:8505a78c r4:8508cc00 [ 1328.003861][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.003910][ T32] r10:61c88647 r9:84ab0c00 r8:8508cc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.003931][ T32] r4:8508cc00 [ 1328.003951][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.003994][ T32] r10:00000000 r9:8508cc00 r8:8027ed34 r7:e88a1e60 r6:8508cc80 r5:84ab0c00 [ 1328.004016][ T32] r4:00000001 [ 1328.004046][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.004083][ T32] Exception stack(0xe88a5fb0 to 0xe88a5ff8) [ 1328.004138][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.004169][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.004195][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.004251][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.004278][ T32] r4:85089b40 [ 1328.004789][ T32] INFO: task kworker/0:264:3977 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.004831][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.004910][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.005012][ T32] Call trace: [ 1328.005089][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.005139][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.005162][ T32] r4:00000000 [ 1328.005207][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.005250][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.005280][ T32] 1d20: 81410000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.005309][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.005331][ T32] 1d60: 800f0013 ffffffff [ 1328.005421][ T32] r5:800f0013 r4:80239bd0 [ 1328.005473][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.005528][ T32] r4:82ac11e4 [ 1328.005549][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.005621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.005649][ T32] r4:e0691dc0 [ 1328.005695][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.005831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.005904][ T32] r4:00000000 [ 1328.005927][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.005976][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.005997][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.006075][ T32] r5:00001000 r4:ee7d5000 [ 1328.006099][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.006139][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.006180][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.006234][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.006282][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.006335][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.006449][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.006484][ T32] r4:8508b100 [ 1328.006512][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.006581][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.006647][ T32] r4:00000001 [ 1328.006710][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.006791][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.006836][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.006948][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.006985][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.007015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.007094][ T32] r4:85086c80 [ 1328.007129][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.007157][ T32] INFO: task kworker/0:265:3980 blocked for more than 454 seconds. [ 1328.007187][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.007211][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.007258][ T32] task:kworker/0:265 state:D stack:0 pid:3980 tgid:3980 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.007352][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.007467][ T32] Call trace: [ 1328.007527][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.007633][ T32] r10:82918644 r9:e88add84 r8:00000002 r7:60000013 r6:e88add8c r5:84ab2400 [ 1328.007662][ T32] r4:84ab2400 [ 1328.007730][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.007809][ T32] r5:84ab2400 r4:82918640 [ 1328.007864][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.007987][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.008048][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ade08 [ 1328.008073][ T32] r4:00000000 [ 1328.008099][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.008171][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.008211][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.008285][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df040 [ 1328.008314][ T32] r4:00000000 [ 1328.008334][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.008410][ T32] r9:83018005 r8:84ab2400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1328.008437][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.008517][ T32] r5:00001000 r4:df9db000 [ 1328.008546][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.008587][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.008660][ T32] r5:8505ab8c r4:8505a800 [ 1328.008780][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.008843][ T32] r7:dddced40 r6:83018000 r5:8505ab8c r4:8508cd00 [ 1328.008865][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.008911][ T32] r10:61c88647 r9:84ab2400 r8:8508cd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.008951][ T32] r4:8508cd00 [ 1328.008973][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.009079][ T32] r10:00000000 r9:8508cd00 r8:8027ed34 r7:e88a5e60 r6:8508cd80 r5:84ab2400 [ 1328.009114][ T32] r4:00000001 [ 1328.009135][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.009228][ T32] Exception stack(0xe88adfb0 to 0xe88adff8) [ 1328.009371][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.009417][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.009497][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.009532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.009556][ T32] r4:85089f40 [ 1328.043049][ T32] INFO: task kworker/0:265:3980 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.043145][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.043333][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.043402][ T32] Call trace: [ 1328.043436][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.043541][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.043572][ T32] r4:00000000 [ 1328.043594][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.043680][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.043758][ T32] 1d20: 82112000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.043790][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.043842][ T32] 1d60: 800f0013 ffffffff [ 1328.043869][ T32] r5:800f0013 r4:80239bd0 [ 1328.043889][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.043932][ T32] r4:82ac11e4 [ 1328.043952][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.044021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.044047][ T32] r4:e0691dc0 [ 1328.044103][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.044148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.044190][ T32] r4:00000000 [ 1328.044250][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.044338][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.044392][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.044438][ T32] r5:00001000 r4:ee7d5000 [ 1328.044459][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.044532][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.044595][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.044618][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.044693][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.044717][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.044767][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.044819][ T32] r4:8508b100 [ 1328.044842][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.044888][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.044939][ T32] r4:00000001 [ 1328.044962][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.044997][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.045048][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.045081][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.045108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.045135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.045157][ T32] r4:85086c80 [ 1328.045178][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.045208][ T32] INFO: task kworker/0:266:3981 blocked for more than 454 seconds. [ 1328.045241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.045266][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.045287][ T32] task:kworker/0:266 state:D stack:0 pid:3981 tgid:3981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.045366][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.045433][ T32] Call trace: [ 1328.045563][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.045612][ T32] r10:82918644 r9:e88b1d84 r8:00000002 r7:60000113 r6:e88b1d8c r5:84ab3000 [ 1328.045648][ T32] r4:84ab3000 [ 1328.045671][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.045717][ T32] r5:84ab3000 r4:82918640 [ 1328.045738][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.045810][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.045925][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b1e08 [ 1328.045958][ T32] r4:00000000 [ 1328.045985][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.046060][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.046100][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.046176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df1c0 [ 1328.046201][ T32] r4:00000000 [ 1328.046221][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.046298][ T32] r9:83018005 r8:84ab3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1328.046352][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.046439][ T32] r5:00001000 r4:dfa29000 [ 1328.046462][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.046537][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.046581][ T32] r5:8505af8c r4:8505ac00 [ 1328.046601][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.046644][ T32] r7:dddced40 r6:83018000 r5:8505af8c r4:8508ce00 [ 1328.046663][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.046707][ T32] r10:61c88647 r9:84ab3000 r8:8508ce2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.046728][ T32] r4:8508ce00 [ 1328.046746][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.046788][ T32] r10:00000000 r9:8508ce00 r8:8027ed34 r7:e88ade60 r6:8508ce80 r5:84ab3000 [ 1328.046809][ T32] r4:00000001 [ 1328.046828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.046861][ T32] Exception stack(0xe88b1fb0 to 0xe88b1ff8) [ 1328.046887][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.046914][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.046940][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.046968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.046989][ T32] r4:85089f40 [ 1328.047424][ T32] INFO: task kworker/0:266:3981 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.047455][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.047519][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.047578][ T32] Call trace: [ 1328.047646][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.047751][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.047778][ T32] r4:00000000 [ 1328.047798][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.047864][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.047896][ T32] 1d20: 82112000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.047955][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.047981][ T32] 1d60: 800f0013 ffffffff [ 1328.048010][ T32] r5:800f0013 r4:80239bd0 [ 1328.048058][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.048102][ T32] r4:82ac11e4 [ 1328.048122][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.048163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.048184][ T32] r4:e0691dc0 [ 1328.048202][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.048275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.048300][ T32] r4:00000000 [ 1328.048319][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.048363][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.048383][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.048423][ T32] r5:00001000 r4:ee7d5000 [ 1328.048465][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.048514][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.048556][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.048607][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.048683][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.048729][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.048811][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.048843][ T32] r4:8508b100 [ 1328.048861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.048907][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.048928][ T32] r4:00000001 [ 1328.048947][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.048980][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.049042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.049074][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.049100][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.049138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.049162][ T32] r4:85086c80 [ 1328.049182][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.049207][ T32] INFO: task kworker/0:267:3984 blocked for more than 454 seconds. [ 1328.049234][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.049256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.049277][ T32] task:kworker/0:267 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.049319][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.049359][ T32] Call trace: [ 1328.049420][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.049488][ T32] r10:82918644 r9:e88b5d84 r8:00000002 r7:60000113 r6:e88b5d8c r5:84ab3c00 [ 1328.049516][ T32] r4:84ab3c00 [ 1328.049535][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.049573][ T32] r5:84ab3c00 r4:82918640 [ 1328.049592][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.049630][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.049673][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b5e08 [ 1328.049695][ T32] r4:00000000 [ 1328.049713][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.049780][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.049820][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.060485][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df340 [ 1328.060534][ T32] r4:00000000 [ 1328.060560][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.060628][ T32] r9:83018005 r8:84ab3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1328.060687][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.060778][ T32] r5:00001000 r4:dfbf5000 [ 1328.060803][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.060845][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.060888][ T32] r5:8505b38c r4:8505b000 [ 1328.060908][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.060955][ T32] r7:dddced40 r6:83018000 r5:8505b38c r4:8508cf00 [ 1328.060976][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.061022][ T32] r10:61c88647 r9:84ab3c00 r8:8508cf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.061043][ T32] r4:8508cf00 [ 1328.061062][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.061106][ T32] r10:00000000 r9:8508cf00 r8:8027ed34 r7:e88b1e60 r6:8508cf80 r5:84ab3c00 [ 1328.061128][ T32] r4:00000001 [ 1328.061147][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.061182][ T32] Exception stack(0xe88b5fb0 to 0xe88b5ff8) [ 1328.061213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.061242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.061310][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.061345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.061367][ T32] r4:850df180 [ 1328.061874][ T32] INFO: task kworker/0:267:3984 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.061952][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.062028][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.062077][ T32] Call trace: [ 1328.062144][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.062227][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.062253][ T32] r4:00000000 [ 1328.062302][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.062343][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.062372][ T32] 1d20: 82112000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.062400][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.062422][ T32] 1d60: 800f0013 ffffffff [ 1328.062474][ T32] r5:800f0013 r4:80239bd0 [ 1328.062534][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.062579][ T32] r4:82ac11e4 [ 1328.062611][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.062656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.062703][ T32] r4:e0691dc0 [ 1328.062725][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.062800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.062826][ T32] r4:00000000 [ 1328.062875][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.062946][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.062993][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.063037][ T32] r5:00001000 r4:ee7d5000 [ 1328.063057][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.063094][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.063166][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.063188][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.063234][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.063271][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.063318][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.063340][ T32] r4:8508b100 [ 1328.063361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.063435][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.063488][ T32] r4:00000001 [ 1328.063544][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.063613][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.063642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.063709][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.063752][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.063781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.063803][ T32] r4:85086c80 [ 1328.063856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.063916][ T32] INFO: task kworker/0:268:3986 blocked for more than 454 seconds. [ 1328.063987][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.064017][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.064068][ T32] task:kworker/0:268 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.064117][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.064186][ T32] Call trace: [ 1328.064278][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.064355][ T32] r10:82918644 r9:e88a9d84 r8:00000002 r7:60000113 r6:e88a9d8c r5:84ab4800 [ 1328.064406][ T32] r4:84ab4800 [ 1328.064457][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.064536][ T32] r5:84ab4800 r4:82918640 [ 1328.064559][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.064600][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.064645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a9e08 [ 1328.064667][ T32] r4:00000000 [ 1328.064714][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.064762][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.064798][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.064837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df940 [ 1328.064872][ T32] r4:00000000 [ 1328.064921][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.064968][ T32] r9:83018005 r8:84ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1328.064989][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.065065][ T32] r5:00001000 r4:dfe3f000 [ 1328.065088][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.065155][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.065233][ T32] r5:8512038c r4:85120000 [ 1328.065257][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.065337][ T32] r7:dddced40 r6:83018000 r5:8512038c r4:850e0000 [ 1328.065361][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.065432][ T32] r10:61c88647 r9:84ab4800 r8:850e002c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.065487][ T32] r4:850e0000 [ 1328.065521][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.065567][ T32] r10:00000000 r9:850e0000 r8:8027ed34 r7:e88b5e60 r6:850e0080 r5:84ab4800 [ 1328.065628][ T32] r4:00000001 [ 1328.065679][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.065720][ T32] Exception stack(0xe88a9fb0 to 0xe88a9ff8) [ 1328.065748][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.065777][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.065867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.065933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.065958][ T32] r4:850df280 [ 1328.066308][ T32] INFO: task kworker/0:268:3986 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.066374][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.066521][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.066572][ T32] Call trace: [ 1328.066632][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.066716][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.066759][ T32] r4:00000000 [ 1328.066816][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.066861][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.066892][ T32] 1d20: 82112000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.066921][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.066943][ T32] 1d60: 800f0013 ffffffff [ 1328.066965][ T32] r5:800f0013 r4:80239bd0 [ 1328.066984][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.067025][ T32] r4:82ac11e4 [ 1328.067045][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.067113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.067139][ T32] r4:e0691dc0 [ 1328.067159][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.067230][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.067256][ T32] r4:00000000 [ 1328.067275][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.067322][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.067344][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.067419][ T32] r5:00001000 r4:ee7d5000 [ 1328.067444][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.067519][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.067567][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.067617][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.067736][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.067779][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.067856][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.067915][ T32] r4:8508b100 [ 1328.067968][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.068025][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.068049][ T32] r4:00000001 [ 1328.068069][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.068105][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.068132][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.068159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.068186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.068244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.068276][ T32] r4:85086c80 [ 1328.068353][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.068386][ T32] INFO: task kworker/0:269:3988 blocked for more than 454 seconds. [ 1328.068416][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.068440][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.068461][ T32] task:kworker/0:269 state:D stack:0 pid:3988 tgid:3988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.068563][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.068638][ T32] Call trace: [ 1328.068710][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.068759][ T32] r10:82918644 r9:e88b9d84 r8:00000002 r7:60000013 r6:e88b9d8c r5:84ab5400 [ 1328.068782][ T32] r4:84ab5400 [ 1328.068801][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.068879][ T32] r5:84ab5400 r4:82918640 [ 1328.068930][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.068975][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.069051][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b9e08 [ 1328.069079][ T32] r4:00000000 [ 1328.069127][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.069200][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.069277][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.069350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df540 [ 1328.069408][ T32] r4:00000000 [ 1328.069450][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.069542][ T32] r9:83018005 r8:84ab5400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1328.069603][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.069675][ T32] r5:00001000 r4:dfc5d000 [ 1328.069698][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.069741][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.069787][ T32] r5:8505b78c r4:8505b400 [ 1328.069807][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.069896][ T32] r7:dddced40 r6:83018000 r5:8505b78c r4:850e0100 [ 1328.104244][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.104356][ T32] r10:61c88647 r9:84ab5400 r8:850e012c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.104384][ T32] r4:850e0100 [ 1328.104404][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.104453][ T32] r10:00000000 r9:850e0100 r8:8027ed34 r7:e88a9e60 r6:850e0180 r5:84ab5400 [ 1328.104527][ T32] r4:00000001 [ 1328.104553][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.104619][ T32] Exception stack(0xe88b9fb0 to 0xe88b9ff8) [ 1328.104655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.104685][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.104711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.104771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.104824][ T32] r4:850df500 [ 1328.105326][ T32] INFO: task kworker/0:269:3988 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.105364][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.105496][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.105633][ T32] Call trace: [ 1328.105671][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.105724][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.105747][ T32] r4:00000000 [ 1328.105796][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.105894][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.105936][ T32] 1d20: 82cca000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.105966][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.106014][ T32] 1d60: 800f0013 ffffffff [ 1328.106039][ T32] r5:800f0013 r4:80239bd0 [ 1328.106060][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.106105][ T32] r4:82ac11e4 [ 1328.106148][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.106194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.106216][ T32] r4:e0691dc0 [ 1328.106235][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.106305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.106331][ T32] r4:00000000 [ 1328.106351][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.106398][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.106419][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.106489][ T32] r5:00001000 r4:ee7d5000 [ 1328.106523][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.106565][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.106606][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.106625][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.106694][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.106748][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.106819][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.106844][ T32] r4:8508b100 [ 1328.106892][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.106951][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.106975][ T32] r4:00000001 [ 1328.106995][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.107067][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.107120][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.107151][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.107206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.107237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.107288][ T32] r4:85086c80 [ 1328.107351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.107399][ T32] INFO: task kworker/0:270:3990 blocked for more than 454 seconds. [ 1328.107436][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.107461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.107516][ T32] task:kworker/0:270 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.107567][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.107609][ T32] Call trace: [ 1328.107640][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.107720][ T32] r10:82918644 r9:e88bdd84 r8:00000002 r7:60000113 r6:e88bdd8c r5:84ab6000 [ 1328.107745][ T32] r4:84ab6000 [ 1328.107805][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.107860][ T32] r5:84ab6000 r4:82918640 [ 1328.107880][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.107949][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.108003][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88bde08 [ 1328.108027][ T32] r4:00000000 [ 1328.108046][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.108084][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.108149][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.108193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df640 [ 1328.108215][ T32] r4:00000000 [ 1328.108245][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.108292][ T32] r9:83018005 r8:84ab6000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [ 1328.108344][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.108388][ T32] r5:00001000 r4:dfcc5000 [ 1328.108408][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.108445][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.108485][ T32] r5:8505bb8c r4:8505b800 [ 1328.108511][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.108556][ T32] r7:dddced40 r6:83018000 r5:8505bb8c r4:850e0200 [ 1328.108575][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.108620][ T32] r10:61c88647 r9:84ab6000 r8:850e022c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.108641][ T32] r4:850e0200 [ 1328.108659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.108701][ T32] r10:00000000 r9:850e0200 r8:8027ed34 r7:e88a9e60 r6:850e0280 r5:84ab6000 [ 1328.108723][ T32] r4:00000001 [ 1328.108770][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.108809][ T32] Exception stack(0xe88bdfb0 to 0xe88bdff8) [ 1328.108837][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.108865][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.108891][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.108919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.108940][ T32] r4:850df5c0 [ 1328.109277][ T32] INFO: task kworker/0:270:3990 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.109312][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.109397][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.109480][ T32] Call trace: [ 1328.109550][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.109603][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.109626][ T32] r4:00000000 [ 1328.109644][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.109707][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.109770][ T32] 1d20: 82cca000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.109823][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.109897][ T32] 1d60: 800f0013 ffffffff [ 1328.116285][ T32] r5:800f0013 r4:80239bd0 [ 1328.116350][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.116416][ T32] r4:82ac11e4 [ 1328.116467][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.116521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.116573][ T32] r4:e0691dc0 [ 1328.116596][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.116644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.116697][ T32] r4:00000000 [ 1328.116721][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.116769][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.116823][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.116903][ T32] r5:00001000 r4:ee7d5000 [ 1328.116926][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.116967][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.117020][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.117042][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.117089][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.117154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.117204][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.117252][ T32] r4:8508b100 [ 1328.117277][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.117322][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.117345][ T32] r4:00000001 [ 1328.117418][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.117519][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.117553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.117615][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.117671][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.117730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.117755][ T32] r4:85086c80 [ 1328.117777][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.117818][ T32] INFO: task kworker/0:271:3992 blocked for more than 454 seconds. [ 1328.117852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.117904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.117929][ T32] task:kworker/0:271 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.117983][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.118031][ T32] Call trace: [ 1328.118063][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.118112][ T32] r10:82918644 r9:e88c1d84 r8:00000002 r7:60000113 r6:e88c1d8c r5:84ab6c00 [ 1328.118134][ T32] r4:84ab6c00 [ 1328.118154][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.118193][ T32] r5:84ab6c00 r4:82918640 [ 1328.118212][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.118285][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.118339][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c1e08 [ 1328.118363][ T32] r4:00000000 [ 1328.118403][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.118506][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.118548][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.118616][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df840 [ 1328.118642][ T32] r4:00000000 [ 1328.118661][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.118707][ T32] r9:83018005 r8:84ab6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1328.118728][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.118769][ T32] r5:00001000 r4:dfde5000 [ 1328.118788][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.118835][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.118911][ T32] r5:8505bf8c r4:8505bc00 [ 1328.118932][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.119006][ T32] r7:dddced40 r6:83018000 r5:8505bf8c r4:850e0300 [ 1328.119058][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.119128][ T32] r10:61c88647 r9:84ab6c00 r8:850e032c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.119153][ T32] r4:850e0300 [ 1328.119172][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.119216][ T32] r10:00000000 r9:850e0300 r8:8027ed34 r7:e88a9e60 r6:850e0380 r5:84ab6c00 [ 1328.119237][ T32] r4:00000001 [ 1328.119257][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.119320][ T32] Exception stack(0xe88c1fb0 to 0xe88c1ff8) [ 1328.119382][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.119441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.119470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.119527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.119574][ T32] r4:850dfa80 [ 1328.134414][ T32] INFO: task kworker/0:271:3992 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.134512][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.134613][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.134701][ T32] Call trace: [ 1328.134736][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.134810][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.134839][ T32] r4:00000000 [ 1328.134860][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.134900][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.134932][ T32] 1d20: 83137000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.134962][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.135006][ T32] 1d60: 800f0013 ffffffff [ 1328.135054][ T32] r5:800f0013 r4:80239bd0 [ 1328.135080][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.135125][ T32] r4:82ac11e4 [ 1328.135173][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.135231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.135280][ T32] r4:e0691dc0 [ 1328.135303][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.135347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.135420][ T32] r4:00000000 [ 1328.135479][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.135549][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.135573][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.135658][ T32] r5:00001000 r4:ee7d5000 [ 1328.135730][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.135776][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.135831][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.135880][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.135966][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.135992][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.136074][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.136101][ T32] r4:8508b100 [ 1328.136122][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.136168][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.136190][ T32] r4:00000001 [ 1328.136210][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.136244][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.136271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.136314][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.136348][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.136415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.136471][ T32] r4:85086c80 [ 1328.136536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.136597][ T32] INFO: task kworker/0:272:3994 blocked for more than 454 seconds. [ 1328.136635][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.136660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.136680][ T32] task:kworker/0:272 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.136771][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.136813][ T32] Call trace: [ 1328.136845][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.136890][ T32] r10:82918644 r9:e88c9d84 r8:00000002 r7:60000013 r6:e88c9d8c r5:84b38000 [ 1328.136913][ T32] r4:84b38000 [ 1328.136932][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.136971][ T32] r5:84b38000 r4:82918640 [ 1328.136991][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.137056][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.137137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c9e08 [ 1328.137194][ T32] r4:00000000 [ 1328.137242][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.137285][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.137324][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.137391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8a00 [ 1328.137436][ T32] r4:00000000 [ 1328.137476][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.137570][ T32] r9:83018005 r8:84b38000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1328.137594][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.137638][ T32] r5:00001000 r4:e0705000 [ 1328.137658][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.137707][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.137775][ T32] r5:85121b8c r4:85121800 [ 1328.137798][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.137842][ T32] r7:dddced40 r6:83018000 r5:85121b8c r4:850e0400 [ 1328.137861][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.137936][ T32] r10:61c88647 r9:84b38000 r8:850e042c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.137962][ T32] r4:850e0400 [ 1328.137981][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.138030][ T32] r10:00000000 r9:850e0400 r8:8027ed34 r7:e88a9e60 r6:850e0480 r5:84b38000 [ 1328.138051][ T32] r4:00000001 [ 1328.138070][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.138134][ T32] Exception stack(0xe88c9fb0 to 0xe88c9ff8) [ 1328.138164][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.138193][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.138219][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.138276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.138302][ T32] r4:850df8c0 [ 1328.138673][ T32] INFO: task kworker/0:272:3994 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.138705][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.138790][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.138869][ T32] Call trace: [ 1328.138934][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.138982][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.139005][ T32] r4:00000000 [ 1328.139024][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.139060][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.139088][ T32] 1d20: 83137000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.139116][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.139139][ T32] 1d60: 800f0013 ffffffff [ 1328.139161][ T32] r5:800f0013 r4:80239bd0 [ 1328.139180][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.139242][ T32] r4:82ac11e4 [ 1328.139265][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.139318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.139343][ T32] r4:e0691dc0 [ 1328.139362][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.139403][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.139444][ T32] r4:00000000 [ 1328.139487][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.139573][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.139606][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.139722][ T32] r5:00001000 r4:ee7d5000 [ 1328.139753][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.139807][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.155995][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.156061][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.156131][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.156154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.156202][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.156225][ T32] r4:8508b100 [ 1328.156245][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.156291][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.156345][ T32] r4:00000001 [ 1328.156401][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.156471][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.156511][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.156545][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.156613][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.156646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.156682][ T32] r4:85086c80 [ 1328.156707][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.156778][ T32] INFO: task kworker/0:273:3995 blocked for more than 454 seconds. [ 1328.156843][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.156878][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.156929][ T32] task:kworker/0:273 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.156985][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.157078][ T32] Call trace: [ 1328.157133][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.157185][ T32] r10:82918644 r9:e88cdd84 r8:00000002 r7:60000013 r6:e88cdd8c r5:84b38c00 [ 1328.157237][ T32] r4:84b38c00 [ 1328.157288][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.157360][ T32] r5:84b38c00 r4:82918640 [ 1328.157416][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.157487][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.157572][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88cde08 [ 1328.157641][ T32] r4:00000000 [ 1328.157699][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.157740][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.157779][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.157819][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfe80 [ 1328.157868][ T32] r4:00000000 [ 1328.157908][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.157957][ T32] r9:83018005 r8:84b38c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [ 1328.157978][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.158045][ T32] r5:00001000 r4:dffbb000 [ 1328.158067][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1328.158317][ T32] r7:dddced40 r6:83018000 r5:8512078c r4:850e0500 ** 15 printk messages dropped ** [ 1328.159433][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1328.172970][ T32] 1d60: 800f0013 ffffffff [ 1328.172997][ T32] r5:800f0013 r4:80239bd0 [ 1328.173019][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.173082][ T32] r4:82ac11e4 [ 1328.173131][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.173201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.173232][ T32] r4:e0691dc0 [ 1328.173273][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.173349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.173375][ T32] r4:00000000 [ 1328.173396][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.173442][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.173497][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.173576][ T32] r5:00001000 r4:ee7d5000 [ 1328.173675][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.173726][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.173773][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.173804][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.173853][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.173910][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.173986][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.174019][ T32] r4:8508b100 [ 1328.174040][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.174086][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.174106][ T32] r4:00000001 [ 1328.174136][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.174175][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.174254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.174286][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.174313][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.174341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.174364][ T32] r4:85086c80 [ 1328.174415][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.174476][ T32] INFO: task kworker/0:274:4000 blocked for more than 454 seconds. [ 1328.174523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.174548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.174570][ T32] task:kworker/0:274 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.174626][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.174670][ T32] Call trace: [ 1328.174732][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.174788][ T32] r10:82918644 r9:e88d9d84 r8:00000002 r7:60000113 r6:e88d9d8c r5:84b39800 [ 1328.174821][ T32] r4:84b39800 [ 1328.174873][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.174917][ T32] r5:84b39800 r4:82918640 [ 1328.174963][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.175007][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.175081][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88d9e08 [ 1328.175106][ T32] r4:00000000 [ 1328.175155][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.175222][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.175261][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.175302][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089ec0 [ 1328.175323][ T32] r4:00000000 [ 1328.175341][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.175384][ T32] r9:83018005 r8:84b39800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [ 1328.175434][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.175541][ T32] r5:00001000 r4:e0013000 [ 1328.175564][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.175634][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.175710][ T32] r5:85120b8c r4:85120800 [ 1328.175752][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.175801][ T32] r7:dddced40 r6:83018000 r5:85120b8c r4:850e0600 [ 1328.175821][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.175923][ T32] r10:61c88647 r9:84b39800 r8:850e062c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.175971][ T32] r4:850e0600 [ 1328.175991][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.176066][ T32] r10:00000000 r9:850e0600 r8:8027ed34 r7:e88c9e60 r6:850e0680 r5:84b39800 [ 1328.176105][ T32] r4:00000001 [ 1328.176127][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.176184][ T32] Exception stack(0xe88d9fb0 to 0xe88d9ff8) [ 1328.176213][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.176274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.176310][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1328.176823][ T32] INFO: task kworker/0:274:4000 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 5 printk messages dropped ** [ 1328.177104][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.177280][ T32] 1d60: 800f0013 ffffffff ** 2 printk messages dropped ** [ 1328.177457][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1328.177591][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1328.177726][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.177817][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 2 printk messages dropped ** [ 1328.177901][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.177940][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.177981][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.178035][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.178083][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.178103][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.178147][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.178168][ T32] r4:8508b100 [ 1328.178186][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.178229][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.178250][ T32] r4:00000001 [ 1328.178268][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.178301][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.178350][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.178382][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.178436][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.178467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.178507][ T32] r4:85086c80 [ 1328.178530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.178555][ T32] INFO: task kworker/0:275:4002 blocked for more than 454 seconds. [ 1328.178583][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.178605][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.178625][ T32] task:kworker/0:275 state:D stack:0 pid:4002 tgid:4002 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.178667][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.178706][ T32] Call trace: [ 1328.178768][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.178813][ T32] r10:82918644 r9:e88ddd84 r8:00000002 r7:60000013 r6:e88ddd8c r5:84b3a400 [ 1328.178835][ T32] r4:84b3a400 [ 1328.178882][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.178924][ T32] r5:84b3a400 r4:82918640 [ 1328.178972][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.179035][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.179112][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88dde08 [ 1328.179136][ T32] r4:00000000 [ 1328.179155][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.179192][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.179255][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.179299][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e80c0 [ 1328.179320][ T32] r4:00000000 [ 1328.179369][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.179444][ T32] r9:83018005 r8:84b3a400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1328.179498][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.179546][ T32] r5:00001000 r4:e0103000 [ 1328.179576][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.179618][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.179658][ T32] r5:85120f8c r4:85120c00 [ 1328.179732][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.179807][ T32] r7:dddced40 r6:83018000 r5:85120f8c r4:850e0700 [ 1328.179902][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.200253][ T32] r10:61c88647 r9:84b3a400 r8:850e072c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.200310][ T32] r4:850e0700 [ 1328.200338][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.200444][ T32] r10:00000000 r9:850e0700 r8:8027ed34 r7:e88c9e60 r6:850e0780 r5:84b3a400 [ 1328.200505][ T32] r4:00000001 [ 1328.200530][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.200568][ T32] Exception stack(0xe88ddfb0 to 0xe88ddff8) [ 1328.200599][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.200666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.200726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.200758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.200780][ T32] r4:850e8140 [ 1328.201281][ T32] INFO: task kworker/0:275:4002 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.201355][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.201462][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.201526][ T32] Call trace: [ 1328.201649][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.201738][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.201765][ T32] r4:00000000 [ 1328.201812][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.201881][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.201944][ T32] 1d20: 84209000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.201990][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.202051][ T32] 1d60: 800f0013 ffffffff [ 1328.202077][ T32] r5:800f0013 r4:80239bd0 [ 1328.202118][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.202164][ T32] r4:82ac11e4 [ 1328.202183][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.202225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.202246][ T32] r4:e0691dc0 [ 1328.202265][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.202306][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.202354][ T32] r4:00000000 [ 1328.202394][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.202446][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.202513][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.202588][ T32] r5:00001000 r4:ee7d5000 [ 1328.202611][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.202662][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.202707][ T32] r5:85f9ab8c r4:85f9a800 ** 2 printk messages dropped ** [ 1328.202795][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1328.203052][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.203110][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 3 printk messages dropped ** [ 1328.203273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1328.203379][ T32] INFO: task kworker/0:276:4003 blocked for more than 454 seconds. [ 1328.203418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.203442][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.203490][ T32] task:kworker/0:276 state:D stack:0 pid:4003 tgid:4003 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.203562][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.203606][ T32] Call trace: [ 1328.203637][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.203726][ T32] r10:82918644 r9:e88e1d84 r8:00000002 r7:60000013 r6:e88e1d8c r5:84b3bc00 [ 1328.203753][ T32] r4:84b3bc00 [ 1328.203794][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.203875][ T32] r5:84b3bc00 r4:82918640 [ 1328.203917][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.203960][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.204005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88e1e08 [ 1328.204053][ T32] r4:00000000 [ 1328.204097][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.204140][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.204177][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.204218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8700 [ 1328.204239][ T32] r4:00000000 [ 1328.204257][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.204300][ T32] r9:83018005 r8:84b3bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1328.204320][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.204360][ T32] r5:00001000 r4:e0149000 [ 1328.204409][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.204451][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.204501][ T32] r5:8512138c r4:85121000 [ 1328.204521][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.204581][ T32] r7:dddced40 r6:83018000 r5:8512138c r4:850e0800 [ 1328.204639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.204687][ T32] r10:61c88647 r9:84b3bc00 r8:850e082c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.204708][ T32] r4:850e0800 [ 1328.204726][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.204772][ T32] r10:00000000 r9:850e0800 r8:8027ed34 r7:e88c9e60 r6:850e0880 r5:84b3bc00 [ 1328.204822][ T32] r4:00000001 [ 1328.204844][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.204880][ T32] Exception stack(0xe88e1fb0 to 0xe88e1ff8) [ 1328.204905][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.204960][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.205019][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.205050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.205072][ T32] r4:850e8140 [ 1328.205477][ T32] INFO: task kworker/0:276:4003 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.205531][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.205609][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.205655][ T32] Call trace: [ 1328.205824][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.205920][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.205980][ T32] r4:00000000 [ 1328.206002][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.206057][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.206104][ T32] 1d20: 84209000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.206135][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.206177][ T32] 1d60: 800f0013 ffffffff [ 1328.206202][ T32] r5:800f0013 r4:80239bd0 [ 1328.206222][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.206291][ T32] r4:82ac11e4 [ 1328.206346][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.206390][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.206413][ T32] r4:e0691dc0 [ 1328.206431][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.206472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.206498][ T32] r4:00000000 [ 1328.206520][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.206565][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.206586][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.206665][ T32] r5:00001000 r4:ee7d5000 [ 1328.207173][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.207216][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.207258][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.207538][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.207689][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.208446][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.208502][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.208525][ T32] r4:8508b100 [ 1328.208543][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.208589][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.208610][ T32] r4:00000001 [ 1328.208628][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.208662][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.208688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.208716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.208749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.208779][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.208800][ T32] r4:85086c80 [ 1328.209948][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.239576][ T32] INFO: task kworker/1:170:4005 blocked for more than 454 seconds. [ 1328.239638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.239692][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.239720][ T32] task:kworker/1:170 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.248728][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.248832][ T32] Call trace: [ 1328.248897][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.248968][ T32] r10:82918644 r9:e88e9d84 r8:00000002 r7:60000013 r6:e88e9d8c r5:84b3d400 [ 1328.249020][ T32] r4:84b3d400 [ 1328.249046][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.249090][ T32] r5:84b3d400 r4:82918640 [ 1328.249110][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.249184][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.249275][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88e9e08 [ 1328.249327][ T32] r4:00000000 [ 1328.249376][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.249474][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.249528][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.249570][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851902c0 [ 1328.249592][ T32] r4:00000000 [ 1328.249780][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.249877][ T32] r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1328.260788][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.260993][ T32] r5:00001000 r4:e003f000 [ 1328.261077][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.261198][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.261291][ T32] r5:850aff8c r4:850afc00 [ 1328.261337][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.261431][ T32] r7:ddde2d40 r6:83018200 r5:850aff8c r4:8508a180 [ 1328.261475][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.261571][ T32] r10:61c88647 r9:84b3d400 r8:8508a1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.261622][ T32] r4:8508a180 [ 1328.261695][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.261794][ T32] r10:00000000 r9:8508a180 r8:8027ed34 r7:e4805e60 r6:850e0900 r5:84b3d400 [ 1328.261942][ T32] r4:00000001 [ 1328.261992][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.262067][ T32] Exception stack(0xe88e9fb0 to 0xe88e9ff8) [ 1328.262129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.262187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.262245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.262307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.262353][ T32] r4:85079740 [ 1328.263219][ T32] INFO: task kworker/1:170:4005 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.263437][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.263770][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.263884][ T32] Call trace: [ 1328.264049][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.264151][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.264198][ T32] r4:00000000 [ 1328.264255][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.264338][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.264403][ T32] 1d20: 8497f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.264462][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.264513][ T32] 1d60: 800f0013 ffffffff [ 1328.264569][ T32] r5:800f0013 r4:80239bd0 [ 1328.264614][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.264702][ T32] r4:82ac11e4 [ 1328.264748][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.265194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.265280][ T32] r4:e0691dc0 [ 1328.265327][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.265414][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.265460][ T32] r4:00000000 [ 1328.265500][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.265596][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.265641][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.265728][ T32] r5:00001000 r4:ee7d5000 [ 1328.265770][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.265857][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.265976][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.266245][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.266343][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.266587][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.266688][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.266776][ T32] r4:8508b100 [ 1328.266836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.266929][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.266975][ T32] r4:00000001 [ 1328.267048][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.267124][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.267187][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.267249][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.267412][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.267995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.268779][ T32] r4:85086c80 [ 1328.268836][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.268897][ T32] INFO: task kworker/1:171:4006 blocked for more than 454 seconds. [ 1328.269476][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.269929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.299779][ T32] task:kworker/1:171 state:D stack:0 pid:4006 tgid:4006 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.301681][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.301839][ T32] Call trace: [ 1328.301974][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.302112][ T32] r10:82918644 r9:e88edd84 r8:00000002 r7:60000113 r6:e88edd8c r5:84b3b000 [ 1328.302167][ T32] r4:84b3b000 [ 1328.302312][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.302478][ T32] r5:84b3b000 r4:82918640 [ 1328.302540][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.302739][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.302839][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ede08 [ 1328.302892][ T32] r4:00000000 [ 1328.303005][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.303088][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.303202][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.303293][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2500 [ 1328.303339][ T32] r4:00000000 [ 1328.303381][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.303478][ T32] r9:83018205 r8:84b3b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1328.303577][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.303805][ T32] r5:00001000 r4:e0791000 [ 1328.303859][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.303942][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.304025][ T32] r5:850af38c r4:850af000 [ 1328.304088][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.305538][ T32] r7:ddde2d40 r6:83018200 r5:850af38c r4:8508a200 [ 1328.306220][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.306325][ T32] r10:61c88647 r9:84b3b000 r8:8508a22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1328.307625][ T32] r4:8508a200 [ 1328.309354][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.309499][ T32] r10:00000000 r9:8508a200 r8:8027ed34 r7:e88e9e60 r6:850e0980 r5:84b3b000 [ 1328.309671][ T32] r4:00000001 [ 1328.309722][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.309967][ T32] Exception stack(0xe88edfb0 to 0xe88edff8) [ 1328.343816][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.343916][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.344127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.344200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.344250][ T32] r4:85079740 [ 1328.345298][ T32] INFO: task kworker/1:171:4006 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.345376][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.345630][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.345757][ T32] Call trace: [ 1328.345975][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.346084][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.346137][ T32] r4:00000000 [ 1328.346180][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.346262][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.346513][ T32] 1d20: 85034000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.346663][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.346822][ T32] 1d60: 800f0013 ffffffff [ 1328.346879][ T32] r5:800f0013 r4:80239bd0 [ 1328.346922][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.347013][ T32] r4:82ac11e4 [ 1328.347103][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.347194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.347244][ T32] r4:e0691dc0 [ 1328.347285][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.347368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.347416][ T32] r4:00000000 [ 1328.347479][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.347585][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.347632][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.347755][ T32] r5:00001000 r4:ee7d5000 [ 1328.347822][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.347911][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.348425][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.348485][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.348589][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 5 printk messages dropped ** [ 1328.349232][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1328.349468][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.349540][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.349632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.349781][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.371291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.371463][ T32] r4:85086c80 [ 1328.371592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.371708][ T32] INFO: task kworker/0:277:4008 blocked for more than 454 seconds. [ 1328.371832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.371890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.371940][ T32] task:kworker/0:277 state:D stack:0 pid:4008 tgid:4008 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.372170][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.372595][ T32] Call trace: [ 1328.372666][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.372917][ T32] r10:82918644 r9:e88f1d84 r8:00000002 r7:60000113 r6:e88f1d8c r5:84b3ec00 [ 1328.372976][ T32] r4:84b3ec00 [ 1328.373022][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.373108][ T32] r5:84b3ec00 r4:82918640 [ 1328.373152][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.373231][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.373504][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f1e08 [ 1328.373564][ T32] r4:00000000 [ 1328.373744][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.373829][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.373914][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.373997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8800 [ 1328.374045][ T32] r4:00000000 [ 1328.374105][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.374206][ T32] r9:83018005 r8:84b3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [ 1328.374272][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1328.374685][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1328.375342][ T32] r4:850e0a00 ** 2 printk messages dropped ** [ 1328.375779][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1328.375967][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1328.376391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1328.377474][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.378716][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 2 printk messages dropped ** [ 1328.407188][ T32] 1d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1328.407686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 3 printk messages dropped ** [ 1328.407954][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.408191][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 4 printk messages dropped ** [ 1328.409028][ T32] r5:85f9ab8c r4:85f9a800 ** 2 printk messages dropped ** [ 1328.409242][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.409337][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1328.409658][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.414406][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1328.414766][ T32] INFO: task kworker/0:278:4011 blocked for more than 454 seconds. ** 3 printk messages dropped ** [ 1328.415084][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1328.415521][ T32] r4:84b3e000 ** 1 printk messages dropped ** [ 1328.415659][ T32] r5:84b3e000 r4:82918640 [ 1328.415749][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.415866][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.415964][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88e5e08 [ 1328.416011][ T32] r4:00000000 [ 1328.416059][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.416143][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.416224][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.416310][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8b00 [ 1328.416357][ T32] r4:00000000 [ 1328.416400][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.416492][ T32] r9:83018005 r8:84b3e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1328.416605][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.416700][ T32] r5:00001000 r4:e0717000 [ 1328.416744][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.416857][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.416960][ T32] r5:85121f8c r4:85121c00 [ 1328.417039][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.417140][ T32] r7:dddced40 r6:83018000 r5:85121f8c r4:850e0b00 [ 1328.417271][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.417372][ T32] r10:61c88647 r9:84b3e000 r8:850e0b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.417423][ T32] r4:850e0b00 [ 1328.417465][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.417576][ T32] r10:00000000 r9:850e0b00 r8:8027ed34 r7:e88c9e60 r6:850e0b80 r5:84b3e000 [ 1328.417628][ T32] r4:00000001 [ 1328.417670][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.417746][ T32] Exception stack(0xe88e5fb0 to 0xe88e5ff8) [ 1328.417838][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.417903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.417959][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.418023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.418071][ T32] r4:850e8880 [ 1328.418888][ T32] INFO: task kworker/0:278:4011 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.418956][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.419571][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.419704][ T32] Call trace: [ 1328.419776][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.451463][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.451717][ T32] r4:00000000 [ 1328.453347][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.454393][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.454472][ T32] 1d20: 85b5c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.454541][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.454595][ T32] 1d60: 800f0013 ffffffff [ 1328.454647][ T32] r5:800f0013 r4:80239bd0 [ 1328.454690][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.454967][ T32] r4:82ac11e4 [ 1328.455019][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.455275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.455343][ T32] r4:e0691dc0 [ 1328.455593][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.455718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.455768][ T32] r4:00000000 [ 1328.456463][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.456777][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.456831][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.457605][ T32] r5:00001000 r4:ee7d5000 [ 1328.458567][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.458658][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.458763][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.458818][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.458916][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.458962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.459111][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.459187][ T32] r4:8508b100 [ 1328.459236][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.459536][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.459591][ T32] r4:00000001 [ 1328.459777][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.459860][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.459973][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.483216][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.483267][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.483341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.483372][ T32] r4:85086c80 [ 1328.483399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.483444][ T32] INFO: task kworker/0:279:4013 blocked for more than 455 seconds. [ 1328.483482][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.483509][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.483538][ T32] task:kworker/0:279 state:D stack:0 pid:4013 tgid:4013 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.483596][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.483754][ T32] Call trace: [ 1328.483876][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.483944][ T32] r10:82918644 r9:e88d1d84 r8:00000002 r7:60000013 r6:e88d1d8c r5:84b3c800 [ 1328.484001][ T32] r4:84b3c800 [ 1328.484284][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.484329][ T32] r5:84b3c800 r4:82918640 [ 1328.484427][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.484472][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.484518][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88d1e08 [ 1328.484571][ T32] r4:00000000 [ 1328.484597][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.484636][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.484677][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.484718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8c80 [ 1328.484740][ T32] r4:00000000 [ 1328.484759][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.484806][ T32] r9:83018005 r8:84b3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1328.484827][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.484868][ T32] r5:00001000 r4:e0739000 [ 1328.484888][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.484928][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.484970][ T32] r5:8512238c r4:85122000 [ 1328.484991][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.485037][ T32] r7:dddced40 r6:83018000 r5:8512238c r4:850e0c00 [ 1328.485086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.485143][ T32] r10:61c88647 r9:84b3c800 r8:850e0c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.485169][ T32] r4:850e0c00 [ 1328.485190][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.485249][ T32] r10:00000000 r9:850e0c00 r8:8027ed34 r7:e88e5e60 r6:850e0c80 r5:84b3c800 [ 1328.485277][ T32] r4:00000001 [ 1328.485334][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.485378][ T32] Exception stack(0xe88d1fb0 to 0xe88d1ff8) [ 1328.485407][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.485437][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.485539][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.485633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.485696][ T32] r4:850e8a80 [ 1328.486174][ T32] INFO: task kworker/0:279:4013 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.486217][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.486309][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.486360][ T32] Call trace: [ 1328.486422][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.486479][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.486506][ T32] r4:00000000 [ 1328.486544][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.486588][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.486622][ T32] 1d20: 85fad000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.486652][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.486676][ T32] 1d60: 800f0013 ffffffff [ 1328.486713][ T32] r5:800f0013 r4:80239bd0 [ 1328.486738][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.486780][ T32] r4:82ac11e4 [ 1328.486802][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.486870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.487076][ T32] r4:e0691dc0 [ 1328.487101][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.487296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.487426][ T32] r4:00000000 [ 1328.487451][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.487497][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.487519][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.487568][ T32] r5:00001000 r4:ee7d5000 [ 1328.487589][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.487628][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.487714][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.487744][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.487824][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.487850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.487897][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.487920][ T32] r4:8508b100 [ 1328.487940][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.487986][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.488013][ T32] r4:00000001 [ 1328.488032][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.488067][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.488096][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.488126][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.488152][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.488182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.488212][ T32] r4:85086c80 [ 1328.488286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.488419][ T32] INFO: task kworker/0:280:4016 blocked for more than 455 seconds. [ 1328.488454][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.488492][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.488573][ T32] task:kworker/0:280 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.488630][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.488922][ T32] Call trace: [ 1328.489266][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.489316][ T32] r10:82918644 r9:e88f5d84 r8:00000002 r7:60000113 r6:e88f5d8c r5:84ab1800 ** 2 printk messages dropped ** [ 1328.489577][ T32] r5:84ab1800 r4:82918640 [ 1328.489733][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.489849][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1328.503256][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.503827][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.504157][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.504340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.505253][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.506275][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1328.506602][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1328.506859][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.507322][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1328.507563][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 4 printk messages dropped ** [ 1328.507767][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1328.508124][ T32] task:kworker/0:281 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.508610][ T32] r5:84b19800 r4:82918640 ** 3 printk messages dropped ** [ 1328.508744][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.508946][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.509214][ T32] r5:85122f8c r4:85122c00 ** 4 printk messages dropped ** [ 1328.509496][ T32] r4:850e0e00 ** 6 printk messages dropped ** [ 1328.509730][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.532445][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 10 printk messages dropped ** [ 1328.533410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 5 printk messages dropped ** [ 1328.533676][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.533723][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.533770][ T32] r5:00001000 r4:ee7d5000 [ 1328.533800][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.533840][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.533887][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.533909][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.533981][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.534007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.534078][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.534107][ T32] r4:8508b100 [ 1328.534156][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.534308][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.534334][ T32] r4:00000001 [ 1328.534355][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.534405][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.534459][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.534493][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.534543][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.534575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.534598][ T32] r4:85086c80 [ 1328.534646][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.534680][ T32] INFO: task kworker/0:282:4019 blocked for more than 455 seconds. [ 1328.534741][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.534790][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.534820][ T32] task:kworker/0:282 state:D stack:0 pid:4019 tgid:4019 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.534871][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.534915][ T32] Call trace: [ 1328.534948][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.534994][ T32] r10:82918644 r9:ea911d84 r8:00000002 r7:60000113 r6:ea911d8c r5:84b1b000 [ 1328.535017][ T32] r4:84b1b000 [ 1328.535036][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.535076][ T32] r5:84b1b000 r4:82918640 [ 1328.535098][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.535163][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.535213][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea911e08 [ 1328.535235][ T32] r4:00000000 [ 1328.535254][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.535293][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.535329][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.535369][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfd40 [ 1328.535416][ T32] r4:00000000 [ 1328.535504][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.535575][ T32] r9:83018005 r8:84b1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1328.535599][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.535686][ T32] r5:00001000 r4:e0755000 [ 1328.535737][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.535827][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.535874][ T32] r5:85122b8c r4:85122800 [ 1328.535893][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.535938][ T32] r7:dddced40 r6:83018000 r5:85122b8c r4:850e0e80 [ 1328.535958][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.536002][ T32] r10:61c88647 r9:84b1b000 r8:850e0eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.536025][ T32] r4:850e0e80 [ 1328.536205][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.536604][ T32] r10:00000000 r9:850e0e80 r8:8027ed34 r7:ea90de60 r6:8508a300 r5:84b1b000 [ 1328.536641][ T32] r4:00000001 [ 1328.536817][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.536858][ T32] Exception stack(0xea911fb0 to 0xea911ff8) [ 1328.536884][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.536912][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.536938][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.536965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.536987][ T32] r4:850dfa80 [ 1328.537357][ T32] INFO: task kworker/0:282:4019 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.537391][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1328.538128][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.538462][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1328.538644][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 11 printk messages dropped ** [ 1328.539080][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.539366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1328.539599][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.561031][ T32] r5:84b1e000 r4:82918640 ** 2 printk messages dropped ** [ 1328.561219][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08 ** 5 printk messages dropped ** [ 1328.561862][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.562417][ T32] r5:00001000 r4:e4801000 ** 4 printk messages dropped ** [ 1328.563267][ T32] r7:dddced40 r6:83018000 r5:85123b8c r4:850e0f00 ** 5 printk messages dropped ** [ 1328.563643][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.563883][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.567568][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1328.568438][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1328.568646][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1328.568819][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1328.569505][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.569571][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.569596][ T32] r4:00000001 [ 1328.569616][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.569721][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.569752][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.569785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.569812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.569841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.569863][ T32] r4:85086c80 [ 1328.569986][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.599463][ T32] INFO: task kworker/0:284:4022 blocked for more than 455 seconds. [ 1328.599534][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.599621][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.599864][ T32] task:kworker/0:284 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.600359][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.600430][ T32] Call trace: [ 1328.600466][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.600523][ T32] r10:82918644 r9:ea91dd84 r8:00000002 r7:60000013 r6:ea91dd8c r5:848fbc00 [ 1328.600549][ T32] r4:848fbc00 [ 1328.600572][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.600615][ T32] r5:848fbc00 r4:82918640 [ 1328.600635][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.600675][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.600746][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 [ 1328.600806][ T32] r4:00000000 [ 1328.600856][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.600899][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.600940][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.600998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85079200 [ 1328.601050][ T32] r4:00000000 [ 1328.601079][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.601128][ T32] r9:83018005 r8:848fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1328.601150][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.601192][ T32] r5:00001000 r4:e0779000 [ 1328.601237][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.601283][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.601326][ T32] r5:8512338c r4:85123000 [ 1328.601365][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.601423][ T32] r7:dddced40 r6:83018000 r5:8512338c r4:850e0f80 [ 1328.601446][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.601516][ T32] r10:61c88647 r9:848fbc00 r8:850e0fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.601570][ T32] r4:850e0f80 [ 1328.601593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.601662][ T32] r10:00000000 r9:850e0f80 r8:8027ed34 r7:ea915e60 r6:8508a400 r5:848fbc00 [ 1328.601690][ T32] r4:00000001 [ 1328.601725][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.601765][ T32] Exception stack(0xea91dfb0 to 0xea91dff8) [ 1328.601798][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.601828][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.601855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.601883][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.601929][ T32] r4:850e8140 [ 1328.602404][ T32] INFO: task kworker/0:284:4022 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.602440][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.602498][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.602564][ T32] Call trace: [ 1328.602596][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1328.602839][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1328.603384][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1328.603569][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1328.603968][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1328.604430][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1328.604660][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.604977][ T32] r5:84b1d400 r4:82918640 [ 1328.605194][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1328.605603][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1328.606354][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.606454][ T32] r5:8512378c r4:85123400 [ 1328.606485][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.606537][ T32] r7:dddced40 r6:83018000 r5:8512378c r4:850ee000 [ 1328.606559][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.606604][ T32] r10:61c88647 r9:84b1d400 r8:850ee02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.606726][ T32] r4:850ee000 [ 1328.606779][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.606836][ T32] r10:00000000 r9:850ee000 r8:8027ed34 r7:ea915e60 r6:8508a480 r5:84b1d400 [ 1328.606911][ T32] r4:00000001 [ 1328.606934][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.606969][ T32] Exception stack(0xea925fb0 to 0xea925ff8) [ 1328.606995][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.607054][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.607113][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.607175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.607224][ T32] r4:85079fc0 [ 1328.607573][ T32] INFO: task kworker/0:285:4024 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.607611][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.607711][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.607782][ T32] Call trace: [ 1328.607896][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.608029][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.608057][ T32] r4:00000000 [ 1328.608077][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.608114][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.608143][ T32] 1d20: 86988000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.608264][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.608291][ T32] 1d60: 800f0013 ffffffff [ 1328.608315][ T32] r5:800f0013 r4:80239bd0 [ 1328.608335][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.608812][ T32] r4:82ac11e4 [ 1328.608837][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.608880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.608902][ T32] r4:e0691dc0 [ 1328.608924][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.609007][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.609055][ T32] r4:00000000 [ 1328.609079][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.609126][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.609148][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.609189][ T32] r5:00001000 r4:ee7d5000 [ 1328.609209][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.609283][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.609328][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.609348][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.609407][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.609469][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.609519][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.609570][ T32] r4:8508b100 [ 1328.609725][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.609783][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 3 printk messages dropped ** [ 1328.639604][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.640676][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1328.641478][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.641521][ T32] r5:84b1ec00 r4:82918640 [ 1328.641541][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1328.641711][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1328.641902][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1328.642150][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.642517][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.642714][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1328.643378][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.643728][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1328.644133][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1328.644560][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 3 printk messages dropped ** [ 1328.644688][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.644755][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.644814][ T32] r4:00000001 [ 1328.644839][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.644876][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.644903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.644931][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.644957][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.644985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.645007][ T32] r4:85086c80 [ 1328.645027][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.645052][ T32] INFO: task kworker/0:286:4029 blocked for more than 455 seconds. [ 1328.645139][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.645177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.645202][ T32] task:kworker/0:286 state:D stack:0 pid:4029 tgid:4029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.645274][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.645342][ T32] Call trace: [ 1328.645389][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.645436][ T32] r10:82918644 r9:ea929d84 r8:00000002 r7:60000013 r6:ea929d8c r5:84410000 [ 1328.645458][ T32] r4:84410000 [ 1328.645498][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.645547][ T32] r5:84410000 r4:82918640 [ 1328.645586][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.645649][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.645740][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea929e08 [ 1328.645838][ T32] r4:00000000 [ 1328.645863][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.645903][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.645939][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.645979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0480 [ 1328.646032][ T32] r4:00000000 [ 1328.646060][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.646107][ T32] r9:83018005 r8:84410000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [ 1328.646146][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.646196][ T32] r5:00001000 r4:e88fd000 [ 1328.646216][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.646289][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.646334][ T32] r5:8512c38c r4:8512c000 [ 1328.646353][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.646398][ T32] r7:dddced40 r6:83018000 r5:8512c38c r4:850ee080 [ 1328.646419][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.646463][ T32] r10:61c88647 r9:84410000 r8:850ee0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.646514][ T32] r4:850ee080 [ 1328.646541][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.646697][ T32] r10:00000000 r9:850ee080 r8:8027ed34 r7:ea915e60 r6:8508a600 r5:84410000 [ 1328.646724][ T32] r4:00000001 [ 1328.646746][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.646786][ T32] Exception stack(0xea929fb0 to 0xea929ff8) [ 1328.646813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1328.646841][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.646867][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.646895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.646916][ T32] r4:850f01c0 [ 1328.647232][ T32] INFO: task kworker/0:286:4029 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.647287][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.647768][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.647825][ T32] Call trace: [ 1328.648481][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.648552][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.648580][ T32] r4:00000000 [ 1328.648959][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.649005][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.649048][ T32] 1d20: 86d7a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.649081][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.649104][ T32] 1d60: 800f0013 ffffffff [ 1328.649127][ T32] r5:800f0013 r4:80239bd0 [ 1328.649146][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1328.649292][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1328.649691][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 6 printk messages dropped ** [ 1328.679814][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.679853][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.679929][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.679987][ T32] r4:8508b100 [ 1328.680034][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.680129][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.680172][ T32] r4:00000001 [ 1328.680207][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.680267][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.680319][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.680365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.680408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.680454][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.680491][ T32] r4:85086c80 [ 1328.680530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.680588][ T32] INFO: task kworker/0:287:4030 blocked for more than 455 seconds. [ 1328.680645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.680686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.680741][ T32] task:kworker/0:287 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.680841][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.680917][ T32] Call trace: [ 1328.680974][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.681054][ T32] r10:82918644 r9:ea92dd84 r8:00000002 r7:60000013 r6:ea92dd8c r5:84410c00 [ 1328.681094][ T32] r4:84410c00 [ 1328.681128][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.681193][ T32] r5:84410c00 r4:82918640 [ 1328.681227][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.681291][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.681362][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea92de08 [ 1328.681399][ T32] r4:00000000 [ 1328.681432][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.681492][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.681896][ T32] r5:00001000 r4:e8881000 [ 1328.681931][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.681994][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.682060][ T32] r5:85123f8c r4:85123c00 [ 1328.682092][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.682160][ T32] r7:dddced40 r6:83018000 r5:85123f8c r4:850ee100 [ 1328.682195][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.682268][ T32] r10:61c88647 r9:84410c00 r8:850ee12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.682304][ T32] r4:850ee100 [ 1328.682336][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.682406][ T32] r10:00000000 r9:850ee100 r8:8027ed34 r7:ea929e60 r6:8508a680 r5:84410c00 [ 1328.682443][ T32] r4:00000001 [ 1328.682476][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.682531][ T32] Exception stack(0xea92dfb0 to 0xea92dff8) [ 1328.682581][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1328.682629][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.682672][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.682720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.682757][ T32] r4:850f01c0 [ 1328.683442][ T32] INFO: task kworker/0:287:4030 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.683496][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.683594][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.683692][ T32] Call trace: [ 1328.683747][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.683825][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.683865][ T32] r4:00000000 [ 1328.683897][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1328.684130][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1328.684395][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1328.684530][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1328.685091][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 5 printk messages dropped ** [ 1328.685410][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1328.685559][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.686003][ T32] task:kworker/0:288 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.686390][ T32] r5:84b00c00 r4:82918640 [ 1328.686424][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1328.686720][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1328.687090][ T32] r5:00001000 r4:ea963000 ** 4 printk messages dropped ** [ 1328.687387][ T32] r7:dddced40 r6:83018000 r5:8512d78c r4:850ee180 ** 7 printk messages dropped ** [ 1328.721032][ T32] Exception stack(0xea921fb0 to 0xea921ff8) ** 6 printk messages dropped ** [ 1328.722360][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1328.723637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 6 printk messages dropped ** [ 1328.724163][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1328.725282][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1328.725751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1328.725880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.725968][ T32] INFO: task kworker/0:289:4034 blocked for more than 455 seconds. [ 1328.726046][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.726101][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.726145][ T32] task:kworker/0:289 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.726242][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.726370][ T32] Call trace: [ 1328.726490][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.726595][ T32] r10:82918644 r9:e88c5d84 r8:00000002 r7:60000013 r6:e88c5d8c r5:84b01800 [ 1328.726649][ T32] r4:84b01800 [ 1328.726695][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.726797][ T32] r5:84b01800 r4:82918640 [ 1328.726864][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.726965][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.727074][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c5e08 [ 1328.727137][ T32] r4:00000000 [ 1328.727212][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.727329][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.727431][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.727536][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0580 [ 1328.727587][ T32] r4:00000000 [ 1328.727633][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.727760][ T32] r9:83018005 r8:84b01800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [ 1328.727824][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.727924][ T32] r5:00001000 r4:ea93b000 [ 1328.727998][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.728097][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.728195][ T32] r5:8512c78c r4:8512c400 [ 1328.728392][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.728505][ T32] r7:dddced40 r6:83018000 r5:8512c78c r4:850ee280 [ 1328.728575][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.728682][ T32] r10:61c88647 r9:84b01800 r8:850ee2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.728737][ T32] r4:850ee280 [ 1328.728829][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.728941][ T32] r10:00000000 r9:850ee280 r8:8027ed34 r7:ea921e60 r6:850ee300 r5:84b01800 [ 1328.729000][ T32] r4:00000001 [ 1328.729047][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.729123][ T32] Exception stack(0xe88c5fb0 to 0xe88c5ff8) [ 1328.729213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1328.729287][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.729347][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.729552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.729792][ T32] r4:850f0400 [ 1328.763989][ T32] INFO: task kworker/0:289:4034 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.764109][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.764393][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.764532][ T32] Call trace: [ 1328.764670][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.764838][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.764902][ T32] r4:00000000 [ 1328.764954][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.765042][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.765155][ T32] 1d20: 876ee000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.765235][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.765369][ T32] 1d60: 800f0013 ffffffff [ 1328.765439][ T32] r5:800f0013 r4:80239bd0 [ 1328.765492][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.765594][ T32] r4:82ac11e4 [ 1328.765648][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.765770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.765840][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1328.766073][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.766900][ T32] r5:85f9ab8c r4:85f9a800 ** 7 printk messages dropped ** [ 1328.767591][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1328.767900][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1328.768866][ T32] r10:82918644 r9:ea945d84 r8:00000002 r7:60000013 r6:ea945d8c r5:84b02400 ** 2 printk messages dropped ** [ 1328.769073][ T32] r5:84b02400 r4:82918640 ** 3 printk messages dropped ** [ 1328.769400][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.787373][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1328.788365][ T32] r10:00000000 r9:850ee380 r8:8027ed34 r7:ea921e60 r6:850ee400 r5:84b02400 ** 8 printk messages dropped ** [ 1328.805106][ T32] INFO: task kworker/0:290:4036 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 1 printk messages dropped ** [ 1328.805475][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.805618][ T32] Call trace: [ 1328.805703][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.805838][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.805924][ T32] r4:00000000 [ 1328.806001][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.806117][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.806189][ T32] 1d20: 87a66000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.806255][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.806330][ T32] 1d60: 800f0013 ffffffff [ 1328.806402][ T32] r5:800f0013 r4:80239bd0 [ 1328.806453][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.806547][ T32] r4:82ac11e4 [ 1328.806597][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.806693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.806748][ T32] r4:e0691dc0 [ 1328.806826][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.806933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.806991][ T32] r4:00000000 [ 1328.807044][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.807146][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.807197][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.807306][ T32] r5:00001000 r4:ee7d5000 [ 1328.807369][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.807484][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.807613][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.807742][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.807862][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.807941][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.808060][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.808115][ T32] r4:8508b100 [ 1328.808165][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.808309][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.808400][ T32] r4:00000001 [ 1328.808468][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.808554][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.808619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.808711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.808787][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.808870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.808925][ T32] r4:85086c80 [ 1328.808979][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.809065][ T32] INFO: task kworker/0:291:4039 blocked for more than 455 seconds. [ 1328.809170][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.809252][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.809332][ T32] task:kworker/0:291 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.809470][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.809571][ T32] Call trace: [ 1328.809645][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.809760][ T32] r10:82918644 r9:ea94dd84 r8:00000002 r7:60000113 r6:ea94dd8c r5:84b03000 [ 1328.820745][ T32] r4:84b03000 [ 1328.820905][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.821053][ T32] r5:84b03000 r4:82918640 [ 1328.821132][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.821237][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.821345][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea94de08 [ 1328.821403][ T32] r4:00000000 [ 1328.821455][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.821546][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.821668][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.821795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0900 ** 6 printk messages dropped ** [ 1328.822367][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1328.823390][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.824895][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1328.825511][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1328.826209][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1328.826825][ T32] r5:85f9ab8c r4:85f9a800 ** 4 printk messages dropped ** [ 1328.827199][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1328.827722][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1328.828592][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1328.829141][ T32] r5:84b03c00 r4:82918640 ** 1 printk messages dropped ** [ 1328.829311][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1328.866050][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.866773][ T32] r4:850ee580 ** 4 printk messages dropped ** [ 1328.867207][ T32] Exception stack(0xea959fb0 to 0xea959ff8) ** 2 printk messages dropped ** [ 1328.867432][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.867503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.867564][ T32] r4:850f0980 [ 1328.868442][ T32] INFO: task kworker/0:292:4042 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.868557][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.868728][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.868853][ T32] Call trace: [ 1328.868934][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.869048][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.869142][ T32] r4:00000000 [ 1328.869200][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.869290][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.869406][ T32] 1d20: 87d5d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.869557][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.869632][ T32] 1d60: 800f0013 ffffffff [ 1328.869734][ T32] r5:800f0013 r4:80239bd0 [ 1328.869804][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.878549][ T32] r4:82ac11e4 [ 1328.878643][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.878778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.878845][ T32] r4:e0691dc0 [ 1328.878895][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.878998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.879055][ T32] r4:00000000 [ 1328.879106][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.879235][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.879299][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.879408][ T32] r5:00001000 r4:ee7d5000 [ 1328.879460][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.879557][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.879657][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.879737][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.879888][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.880017][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.891115][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.891310][ T32] r4:8508b100 [ 1328.891570][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.891728][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.891798][ T32] r4:00000001 [ 1328.892202][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.892292][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.892356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.892415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.892470][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.892770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.892825][ T32] r4:85086c80 [ 1328.892876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.892961][ T32] INFO: task kworker/0:293:4043 blocked for more than 455 seconds. [ 1328.893030][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.893080][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.893208][ T32] task:kworker/0:293 state:D stack:0 pid:4043 tgid:4043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.893331][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.893500][ T32] Call trace: [ 1328.893608][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.893708][ T32] r10:82918644 r9:ea939d84 r8:00000002 r7:60050113 r6:ea939d8c r5:84b04800 [ 1328.893755][ T32] r4:84b04800 ** 1 printk messages dropped ** [ 1328.893881][ T32] r5:84b04800 r4:82918640 [ 1328.893925][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1328.894371][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1328.895154][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1328.895874][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1328.896189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1328.898124][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1328.898692][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1328.899000][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1328.899583][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1328.931747][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1328.932370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1328.933468][ T32] r10:82918644 r9:ea961d84 r8:00000002 r7:60000013 r6:ea961d8c r5:84b05400 ** 2 printk messages dropped ** [ 1328.933732][ T32] r5:84b05400 r4:82918640 ** 3 printk messages dropped ** [ 1328.934067][ T32] r4:00000000 [ 1328.934143][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.934244][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1328.934356][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.934458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0e00 [ 1328.934523][ T32] r4:00000000 [ 1328.934592][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.934704][ T32] r9:83018005 r8:84b05400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [ 1328.934763][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.934864][ T32] r5:00001000 r4:ea977000 [ 1328.934911][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.934994][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.935088][ T32] r5:8512df8c r4:8512dc00 [ 1328.935132][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.935245][ T32] r7:dddced40 r6:83018000 r5:8512df8c r4:850ee780 [ 1328.935296][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.935393][ T32] r10:61c88647 r9:84b05400 r8:850ee7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.935459][ T32] r4:850ee780 [ 1328.935510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.935629][ T32] r10:00000000 r9:850ee780 r8:8027ed34 r7:ea939e60 r6:850ee800 r5:84b05400 [ 1328.935725][ T32] r4:00000001 [ 1328.935774][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.935878][ T32] Exception stack(0xea961fb0 to 0xea961ff8) [ 1328.935949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.936015][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.936073][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.936137][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.936221][ T32] r4:850f0d00 [ 1328.937061][ T32] INFO: task kworker/0:294:4046 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1328.937116][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.937264][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.937364][ T32] Call trace: [ 1328.937404][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1328.937494][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1328.937540][ T32] r4:00000000 [ 1328.937586][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1328.937671][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1328.937793][ T32] 1d20: 8814d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1328.937890][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1328.937953][ T32] 1d60: 800f0013 ffffffff [ 1328.938011][ T32] r5:800f0013 r4:80239bd0 [ 1328.938145][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1328.938251][ T32] r4:82ac11e4 [ 1328.938302][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1328.938395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1328.938450][ T32] r4:e0691dc0 [ 1328.938559][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1328.938665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1328.938720][ T32] r4:00000000 [ 1328.938768][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1328.938878][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1328.938933][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1328.939448][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 8 printk messages dropped ** [ 1328.961357][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1328.962065][ T32] task:kworker/0:295 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1328.963012][ T32] r5:84b06000 r4:82918640 ** 2 printk messages dropped ** [ 1328.963273][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea975e08 ** 8 printk messages dropped ** [ 1328.964037][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1328.964796][ T32] r4:850ee880 ** 6 printk messages dropped ** [ 1328.965307][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1328.966912][ T32] Call trace: ** 7 printk messages dropped ** [ 1328.967531][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1328.968043][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1328.968464][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1328.968589][ T32] r5:00001000 r4:ee7d5000 [ 1328.968644][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1328.968730][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1328.968831][ T32] r5:85f9ab8c r4:85f9a800 [ 1328.968879][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1328.968972][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1328.969022][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1328.969125][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1328.969188][ T32] r4:8508b100 [ 1328.969238][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1328.969346][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1328.969400][ T32] r4:00000001 [ 1328.969473][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1328.969550][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1328.969612][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1328.969672][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1328.969728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1328.969804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1328.998054][ T32] r4:85086c80 [ 1328.998222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1328.998286][ T32] INFO: task kworker/0:296:4049 blocked for more than 455 seconds. [ 1328.998352][ T32] Not tainted 6.15.0-syzkaller #0 [ 1328.998400][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1328.998522][ T32] task:kworker/0:296 state:D stack:0 pid:4049 tgid:4049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1328.998701][ T32] Workqueue: events bpf_prog_free_deferred [ 1328.998851][ T32] Call trace: [ 1328.998961][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1328.999085][ T32] r10:82918644 r9:ea981d84 r8:00000002 r7:60000113 r6:ea981d8c r5:84b06c00 [ 1328.999168][ T32] r4:84b06c00 [ 1328.999219][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1328.999302][ T32] r5:84b06c00 r4:82918640 [ 1328.999355][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1328.999444][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1328.999553][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea981e08 [ 1328.999609][ T32] r4:00000000 [ 1328.999691][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1328.999792][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.008515][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.008726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105000 [ 1329.008811][ T32] r4:00000000 [ 1329.008878][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.008997][ T32] r9:83018005 r8:84b06c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [ 1329.009053][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.009155][ T32] r5:00001000 r4:ea98b000 [ 1329.009204][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.009291][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.009383][ T32] r5:8512e78c r4:8512e400 [ 1329.009479][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.009600][ T32] r7:dddced40 r6:83018000 r5:8512e78c r4:850ee980 [ 1329.009656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.009760][ T32] r10:61c88647 r9:84b06c00 r8:850ee9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.009817][ T32] r4:850ee980 [ 1329.009866][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1329.020915][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.021363][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1329.022747][ T32] Call trace: ** 7 printk messages dropped ** [ 1329.023372][ T32] 1d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1329.023740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1329.024283][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1329.024945][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1329.025284][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 4 printk messages dropped ** [ 1329.025585][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1329.025928][ T32] task:kworker/0:297 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.026562][ T32] r5:84b00000 r4:82918640 ** 1 printk messages dropped ** [ 1329.026699][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1329.027060][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1329.027840][ T32] r5:8512ef8c r4:8512ec00 ** 3 printk messages dropped ** [ 1329.028134][ T32] r10:61c88647 r9:84b00000 r8:850eeaac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1329.028561][ T32] Exception stack(0xea96dfb0 to 0xea96dff8) ** 6 printk messages dropped ** [ 1329.029714][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.055441][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 10 printk messages dropped ** [ 1329.056426][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.056493][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.056617][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.056684][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.056789][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.056847][ T32] r4:8508b100 [ 1329.056898][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.057021][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1329.057084][ T32] r4:00000001 [ 1329.057137][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.057219][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1329.057310][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.057394][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.057463][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.057532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.057618][ T32] r4:85086c80 [ 1329.057677][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.057748][ T32] INFO: task kworker/0:298:4053 blocked for more than 455 seconds. [ 1329.057826][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.057888][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.057971][ T32] task:kworker/0:298 state:D stack:0 pid:4053 tgid:4053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.058132][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.058229][ T32] Call trace: [ 1329.058380][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.058487][ T32] r10:82918644 r9:ea989d84 r8:00000002 r7:60000113 r6:ea989d8c r5:84b40000 [ 1329.058557][ T32] r4:84b40000 [ 1329.058628][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.058731][ T32] r5:84b40000 r4:82918640 [ 1329.058781][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.058870][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.058971][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea989e08 [ 1329.059025][ T32] r4:00000000 [ 1329.059073][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.059155][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.059236][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.059348][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105280 [ 1329.059407][ T32] r4:00000000 [ 1329.059468][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.059579][ T32] r9:83018005 r8:84b40000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1329.059631][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.059763][ T32] r5:00001000 r4:ea991000 [ 1329.059811][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.075330][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.075509][ T32] r5:8512eb8c r4:8512e800 [ 1329.075581][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.075735][ T32] r7:dddced40 r6:83018000 r5:8512eb8c r4:850eeb80 [ 1329.075798][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.075906][ T32] r10:61c88647 r9:84b40000 r8:850eebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.075961][ T32] r4:850eeb80 [ 1329.076008][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1329.076456][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.078207][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1329.078999][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1329.079426][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.097296][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1329.098141][ T32] INFO: task kworker/0:299:4055 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.099161][ T32] r5:84b40c00 r4:82918640 [ 1329.099212][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.099791][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1329.121994][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1329.122838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1329.124214][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1329.125230][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.125436][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1329.126018][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1329.126690][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1329.127244][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.128101][ T32] r10:82918644 r9:ea9add84 r8:00000002 r7:60000113 r6:ea9add8c r5:84b41800 ** 2 printk messages dropped ** [ 1329.128313][ T32] r5:84b41800 r4:82918640 [ 1329.128359][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.128446][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.128555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 [ 1329.128612][ T32] r4:00000000 [ 1329.128660][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.128737][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.128839][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.128953][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3780 [ 1329.129009][ T32] r4:00000000 [ 1329.129090][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.129198][ T32] r9:83018005 r8:84b41800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [ 1329.129273][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.129385][ T32] r5:00001000 r4:eab0d000 [ 1329.129479][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.129599][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.129696][ T32] r5:850d038c r4:850d0000 [ 1329.129743][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.155061][ T32] r7:dddced40 r6:83018000 r5:850d038c r4:850eed80 [ 1329.155250][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.155405][ T32] r10:61c88647 r9:84b41800 r8:850eedac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.155462][ T32] r4:850eed80 [ 1329.155546][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.155660][ T32] r10:00000000 r9:850eed80 r8:8027ed34 r7:ea9a1e60 r6:850eee00 r5:84b41800 [ 1329.155751][ T32] r4:00000001 [ 1329.155808][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.155900][ T32] Exception stack(0xea9adfb0 to 0xea9adff8) [ 1329.156003][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.156074][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.156134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.156202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.156259][ T32] r4:85105500 [ 1329.157097][ T32] INFO: task kworker/0:300:4057 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.157188][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.157378][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.157499][ T32] Call trace: [ 1329.157609][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.157732][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1329.157788][ T32] r4:00000000 [ 1329.157838][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.157927][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1329.158001][ T32] 1d20: 88d97000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1329.158071][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1329.158153][ T32] 1d60: 800f0013 ffffffff [ 1329.158218][ T32] r5:800f0013 r4:80239bd0 [ 1329.158267][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.158367][ T32] r4:82ac11e4 [ 1329.158418][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.158514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.158581][ T32] r4:e0691dc0 [ 1329.158633][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.158727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.158782][ T32] r4:00000000 [ 1329.158835][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.158973][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.159037][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.159131][ T32] r5:00001000 r4:ee7d5000 [ 1329.159180][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.159269][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.159363][ T32] r5:85f9ab8c r4:85f9a800 ** 1 printk messages dropped ** [ 1329.159514][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 10 printk messages dropped ** [ 1329.172686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.172749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.172804][ T32] r4:85086c80 [ 1329.172860][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.172964][ T32] INFO: task kworker/0:301:4058 blocked for more than 455 seconds. [ 1329.173042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.173099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.173176][ T32] task:kworker/0:301 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.173395][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.173502][ T32] Call trace: [ 1329.173587][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.173693][ T32] r10:82918644 r9:ea9b5d84 r8:00000002 r7:60000113 r6:ea9b5d8c r5:84b42400 [ 1329.173746][ T32] r4:84b42400 [ 1329.173791][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.173915][ T32] r5:84b42400 r4:82918640 [ 1329.173971][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.174060][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.174159][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 [ 1329.174211][ T32] r4:00000000 [ 1329.174260][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.174344][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.174430][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.174523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851056c0 [ 1329.174589][ T32] r4:00000000 [ 1329.174637][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.174743][ T32] r9:83018005 r8:84b42400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [ 1329.174796][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.174894][ T32] r5:00001000 r4:ea9b7000 [ 1329.174945][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.175032][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.175122][ T32] r5:8512f78c r4:8512f400 [ 1329.175189][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.175295][ T32] r7:dddced40 r6:83018000 r5:8512f78c r4:850eee80 [ 1329.175347][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.175443][ T32] r10:61c88647 r9:84b42400 r8:850eeeac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.175495][ T32] r4:850eee80 [ 1329.175548][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.175644][ T32] r10:00000000 r9:850eee80 r8:8027ed34 r7:ea9ade60 r6:850eef00 r5:84b42400 [ 1329.175733][ T32] r4:00000001 [ 1329.175782][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.175897][ T32] Exception stack(0xea9b5fb0 to 0xea9b5ff8) [ 1329.175969][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.176035][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.176099][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.176165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.176271][ T32] r4:85105800 [ 1329.177135][ T32] INFO: task kworker/0:301:4058 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.177225][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.177384][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.177543][ T32] Call trace: [ 1329.177663][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.177778][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1329.177842][ T32] r4:00000000 [ 1329.177924][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.178027][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1329.178166][ T32] 1d20: 88d97000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1329.178282][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1329.178374][ T32] 1d60: 800f0013 ffffffff [ 1329.178438][ T32] r5:800f0013 r4:80239bd0 [ 1329.178488][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.178595][ T32] r4:82ac11e4 [ 1329.178643][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.178837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.178902][ T32] r4:e0691dc0 [ 1329.178955][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.179112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.179184][ T32] r4:00000000 [ 1329.179231][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.179333][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.179387][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1329.179811][ T32] r5:85f9ab8c r4:85f9a800 ** 5 printk messages dropped ** [ 1329.201271][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1329.202047][ T32] INFO: task kworker/0:302:4061 blocked for more than 455 seconds. ** 6 printk messages dropped ** [ 1329.202710][ T32] r10:82918644 r9:ea9c5d84 r8:00000002 r7:60000113 r6:ea9c5d8c r5:84b43000 ** 2 printk messages dropped ** [ 1329.202913][ T32] r5:84b43000 r4:82918640 ** 2 printk messages dropped ** [ 1329.203143][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c5e08 [ 1329.203199][ T32] r4:00000000 [ 1329.203245][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.203326][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.203412][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.203501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105b00 [ 1329.203561][ T32] r4:00000000 [ 1329.203645][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.203821][ T32] r9:83018005 r8:84b43000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1329.203904][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.204002][ T32] r5:00001000 r4:dfa2f000 [ 1329.204052][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.204141][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.204256][ T32] r5:8513438c r4:85134000 [ 1329.204308][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.204402][ T32] r7:dddced40 r6:83018000 r5:8513438c r4:850eef80 [ 1329.204450][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.204583][ T32] r10:61c88647 r9:84b43000 r8:850eefac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.204641][ T32] r4:850eef80 [ 1329.204691][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.204785][ T32] r10:00000000 r9:850eef80 r8:8027ed34 r7:ea9ade60 r6:85111000 r5:84b43000 [ 1329.204838][ T32] r4:00000001 [ 1329.204884][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.204961][ T32] Exception stack(0xea9c5fb0 to 0xea9c5ff8) [ 1329.205021][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.205084][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.205145][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.205208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.205260][ T32] r4:85105840 [ 1329.206118][ T32] INFO: task kworker/0:302:4061 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.206245][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.206408][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.206516][ T32] Call trace: ** 4 printk messages dropped ** [ 1329.206926][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1329.207506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1329.208278][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1329.208852][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1329.209318][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.209380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.209466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.209532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.209593][ T32] r4:85086c80 [ 1329.209639][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.209699][ T32] INFO: task kworker/0:303:4067 blocked for more than 455 seconds. [ 1329.209782][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.209937][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.237168][ T32] task:kworker/0:303 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.237350][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.237490][ T32] Call trace: [ 1329.237603][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.237727][ T32] r10:82918644 r9:ea9cdd84 r8:00000002 r7:60000013 r6:ea9cdd8c r5:84b43c00 [ 1329.237817][ T32] r4:84b43c00 [ 1329.237874][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.238004][ T32] r5:84b43c00 r4:82918640 [ 1329.238061][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.238168][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.238274][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 [ 1329.238328][ T32] r4:00000000 [ 1329.238472][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.238594][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.238690][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.238783][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105980 [ 1329.238835][ T32] r4:00000000 [ 1329.238883][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.238984][ T32] r9:83018005 r8:84b43c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1329.239034][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.239122][ T32] r5:00001000 r4:ea9cf000 [ 1329.239170][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.239257][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.239346][ T32] r5:8512ff8c r4:8512fc00 [ 1329.239393][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.239495][ T32] r7:dddced40 r6:83018000 r5:8512ff8c r4:85111080 [ 1329.239553][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.239712][ T32] r10:61c88647 r9:84b43c00 r8:851110ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.239785][ T32] r4:85111080 [ 1329.255795][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.256099][ T32] r10:00000000 r9:85111080 r8:8027ed34 r7:ea9c5e60 r6:85111100 r5:84b43c00 [ 1329.256312][ T32] r4:00000001 [ 1329.256389][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.256485][ T32] Exception stack(0xea9cdfb0 to 0xea9cdff8) [ 1329.256572][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1329.256638][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.256702][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.256807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.256891][ T32] r4:85105c40 [ 1329.257750][ T32] INFO: task kworker/0:303:4067 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.257838][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1329.258916][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1329.259346][ T32] r4:e0691dc0 ** 1 printk messages dropped ** [ 1329.259484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1329.271379][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 7 printk messages dropped ** [ 1329.272026][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1329.272600][ T32] INFO: task kworker/0:304:4068 blocked for more than 455 seconds. ** 9 printk messages dropped ** [ 1329.273646][ T32] r5:84411800 r4:82918640 [ 1329.273703][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.273946][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.274326][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.274831][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1329.275357][ T32] r4:85111180 ** 5 printk messages dropped ** [ 1329.275988][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.277380][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.278201][ T32] 1d60: 800f0013 ffffffff [ 1329.278261][ T32] r5:800f0013 r4:80239bd0 [ 1329.278324][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.278423][ T32] r4:82ac11e4 [ 1329.278476][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.278576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.278627][ T32] r4:e0691dc0 [ 1329.278672][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.278759][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.278812][ T32] r4:00000000 [ 1329.278860][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.278971][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.279053][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.279174][ T32] r5:00001000 r4:ee7d5000 [ 1329.279231][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.279321][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.279415][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.279467][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.279570][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.279621][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.279765][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.279826][ T32] r4:8508b100 [ 1329.312491][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.312793][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1329.312857][ T32] r4:00000001 [ 1329.312908][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.313009][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1329.313085][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.313153][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.313215][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.313281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.313333][ T32] r4:85086c80 [ 1329.313387][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.313470][ T32] INFO: task kworker/0:305:4069 blocked for more than 455 seconds. [ 1329.313551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.313631][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.313709][ T32] task:kworker/0:305 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.313839][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.313943][ T32] Call trace: [ 1329.314033][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.314147][ T32] r10:82918644 r9:ea9e5d84 r8:00000002 r7:60000113 r6:ea9e5d8c r5:84413c00 [ 1329.314199][ T32] r4:84413c00 [ 1329.314273][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.314370][ T32] r5:84413c00 r4:82918640 [ 1329.314421][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.314510][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.314617][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 [ 1329.314686][ T32] r4:00000000 [ 1329.314739][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.314823][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.314915][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1329.315234][ T32] r9:83018005 r8:84413c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 ** 8 printk messages dropped ** [ 1329.316030][ T32] r10:61c88647 r9:84413c00 r8:8511122c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1329.316859][ T32] r4:85105c40 ** 2 printk messages dropped ** [ 1329.317976][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1329.318752][ T32] 1d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1329.319282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1329.337235][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 9 printk messages dropped ** [ 1329.338066][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1329.338657][ T32] task:kworker/1:173 state:D stack:0 pid:4071 tgid:4071 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.339352][ T32] r5:84414800 r4:82918640 ** 3 printk messages dropped ** [ 1329.339655][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.356916][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.357477][ T32] r5:8432738c r4:84327000 ** 3 printk messages dropped ** [ 1329.357810][ T32] r10:61c88647 r9:84414800 r8:8508a82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1329.358316][ T32] Exception stack(0xea9e9fb0 to 0xea9e9ff8) ** 4 printk messages dropped ** [ 1329.358653][ T32] r4:85190240 ** 2 printk messages dropped ** [ 1329.359790][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1329.368748][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.369037][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1329.369307][ T32] r4:82ac11e4 [ 1329.369357][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.369478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.369546][ T32] r4:e0691dc0 [ 1329.369601][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.369697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.369974][ T32] r4:00000000 [ 1329.380957][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.381154][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.381219][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.381325][ T32] r5:00001000 r4:ee7d5000 [ 1329.381380][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.381477][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.381589][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.381646][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.381753][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.381807][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.381904][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.381959][ T32] r4:8508b100 [ 1329.382007][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.382144][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1329.382206][ T32] r4:00000001 [ 1329.382265][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.382350][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1329.382420][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.382478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.382544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.382627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.382687][ T32] r4:85086c80 [ 1329.382735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.382798][ T32] INFO: task kworker/0:306:4072 blocked for more than 455 seconds. [ 1329.382874][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.382932][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.382985][ T32] task:kworker/0:306 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.383131][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.383235][ T32] Call trace: [ 1329.383313][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.383416][ T32] r10:82918644 r9:ea995d84 r8:00000002 r7:60000113 r6:ea995d8c r5:84b44800 [ 1329.383465][ T32] r4:84b44800 [ 1329.383513][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.383617][ T32] r5:84b44800 r4:82918640 [ 1329.383698][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.383794][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.383895][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 [ 1329.383949][ T32] r4:00000000 [ 1329.383995][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.384114][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.384207][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.384304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119780 [ 1329.384376][ T32] r4:00000000 [ 1329.384426][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.384525][ T32] r9:83018005 r8:84b44800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1329.384584][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.384674][ T32] r5:00001000 r4:e480f000 [ 1329.384721][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.384806][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.384890][ T32] r5:85134f8c r4:85134c00 [ 1329.384932][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.385032][ T32] r7:dddced40 r6:83018000 r5:85134f8c r4:85111280 [ 1329.385082][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.385178][ T32] r10:61c88647 r9:84b44800 r8:851112ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.385233][ T32] r4:85111280 [ 1329.385278][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.385366][ T32] r10:00000000 r9:85111280 r8:8027ed34 r7:ea9e5e60 r6:85111300 r5:84b44800 [ 1329.385417][ T32] r4:00000001 [ 1329.385467][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.385568][ T32] Exception stack(0xea995fb0 to 0xea995ff8) ** 2 printk messages dropped ** [ 1329.385759][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1329.387055][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.387728][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1329.388272][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1329.388490][ T32] r4:00000000 [ 1329.388578][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.388681][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.388729][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.388838][ T32] r5:00001000 r4:ee7d5000 [ 1329.388890][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.388976][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.389066][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.389162][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.389266][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.389315][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.389409][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.389486][ T32] r4:8508b100 [ 1329.389541][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.389640][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1329.389692][ T32] r4:00000001 [ 1329.389736][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.389813][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1329.418609][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.418809][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.418877][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.418956][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.419035][ T32] r4:85086c80 [ 1329.419098][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.419206][ T32] INFO: task kworker/1:174:4074 blocked for more than 455 seconds. [ 1329.419291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.419351][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.419404][ T32] task:kworker/1:174 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.419539][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.419733][ T32] Call trace: [ 1329.419833][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.425514][ T32] r10:82918644 r9:ea9edd84 r8:00000002 r7:60000013 r6:ea9edd8c r5:84b45400 [ 1329.425604][ T32] r4:84b45400 [ 1329.425690][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.425829][ T32] r5:84b45400 r4:82918640 [ 1329.425881][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.425977][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.426153][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 [ 1329.426233][ T32] r4:00000000 [ 1329.426283][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.426372][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.426484][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.426600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85190700 [ 1329.426653][ T32] r4:00000000 [ 1329.426704][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.426982][ T32] r9:83018205 r8:84b45400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1329.427141][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.427246][ T32] r5:00001000 r4:e00e5000 [ 1329.427441][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.427551][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.427646][ T32] r5:8497838c r4:84978000 [ 1329.427731][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.427874][ T32] r7:ddde2d40 r6:83018200 r5:8497838c r4:8508a900 [ 1329.427931][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.428075][ T32] r10:61c88647 r9:84b45400 r8:8508a92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.428135][ T32] r4:8508a900 ** 2 printk messages dropped ** [ 1329.428454][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.428825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1329.451563][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1329.452567][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1329.452995][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1329.453753][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1329.454311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.454419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.454493][ T32] r4:85086c80 [ 1329.454562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.454657][ T32] INFO: task kworker/1:175:4076 blocked for more than 455 seconds. [ 1329.454736][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.454794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.454843][ T32] task:kworker/1:175 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.454941][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.455044][ T32] Call trace: [ 1329.455117][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.455215][ T32] r10:82918644 r9:ea9f5d84 r8:00000002 r7:60000013 r6:ea9f5d8c r5:84b46000 [ 1329.455286][ T32] r4:84b46000 [ 1329.455340][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.455446][ T32] r5:84b46000 r4:82918640 [ 1329.455515][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.455631][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.455758][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 ** 2 printk messages dropped ** [ 1329.455948][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1329.456797][ T32] r5:850c038c r4:850c0000 ** 4 printk messages dropped ** [ 1329.457238][ T32] r4:8508a980 ** 6 printk messages dropped ** [ 1329.457710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1329.459584][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.490961][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1329.491458][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1329.491820][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1329.492581][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1329.493117][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.493766][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.494252][ T32] r5:84b46c00 r4:82918640 ** 2 printk messages dropped ** [ 1329.494504][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f9e08 ** 8 printk messages dropped ** [ 1329.495174][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.495834][ T32] r10:61c88647 r9:84b46c00 r8:8508aa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1329.496486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1329.498159][ T32] r4:00000000 [ 1329.498226][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.498331][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1329.498402][ T32] 1d20: 8a06e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1329.498468][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1329.498522][ T32] 1d60: 800f0013 ffffffff [ 1329.498584][ T32] r5:800f0013 r4:80239bd0 [ 1329.498632][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.498720][ T32] r4:82ac11e4 [ 1329.498767][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.498857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.498908][ T32] r4:e0691dc0 [ 1329.498954][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.499045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.499096][ T32] r4:00000000 [ 1329.499143][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.499236][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.499302][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.499417][ T32] r5:00001000 r4:ee7d5000 [ 1329.499470][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.499569][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.499696][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.499788][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.521162][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.521254][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.521400][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.521451][ T32] r4:8508b100 [ 1329.521519][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.521636][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1329.521688][ T32] r4:00000001 [ 1329.521734][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.521813][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1329.521882][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.522238][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.522309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.522373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.522426][ T32] r4:85086c80 [ 1329.522592][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.522663][ T32] INFO: task kworker/1:177:4080 blocked for more than 456 seconds. [ 1329.522733][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.522787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.522840][ T32] task:kworker/1:177 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.522959][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.523079][ T32] Call trace: [ 1329.523159][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.523261][ T32] r10:82918644 r9:ea9fdd84 r8:00000002 r7:60000013 r6:ea9fdd8c r5:85158000 [ 1329.523315][ T32] r4:85158000 [ 1329.523362][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.523447][ T32] r5:85158000 r4:82918640 [ 1329.523494][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.523613][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.523751][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9fde08 [ 1329.523826][ T32] r4:00000000 [ 1329.523877][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.523959][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.524043][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.524133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85190c00 [ 1329.524185][ T32] r4:00000000 [ 1329.524374][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.524484][ T32] r9:83018205 r8:85158000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1329.524544][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.524634][ T32] r5:00001000 r4:e0517000 [ 1329.524682][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.524766][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.524858][ T32] r5:850c0b8c r4:850c0800 [ 1329.524903][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.524996][ T32] r7:ddde2d40 r6:83018200 r5:850c0b8c r4:8508aa80 [ 1329.525042][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.525135][ T32] r10:61c88647 r9:85158000 r8:8508aaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.525185][ T32] r4:8508aa80 [ 1329.525230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.525323][ T32] r10:00000000 r9:8508aa80 r8:8027ed34 r7:ea9f9e60 r6:85111500 r5:85158000 [ 1329.525373][ T32] r4:00000001 [ 1329.525417][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1329.526633][ T32] INFO: task kworker/1:177:4080 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 5 printk messages dropped ** [ 1329.527294][ T32] r4:00000000 [ 1329.527339][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.527420][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1329.527485][ T32] 1d20: 8a1e2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1329.527557][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1329.527613][ T32] 1d60: 800f0013 ffffffff [ 1329.527696][ T32] r5:800f0013 r4:80239bd0 [ 1329.527748][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.527838][ T32] r4:82ac11e4 [ 1329.527887][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.527999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.528056][ T32] r4:e0691dc0 [ 1329.528101][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.528195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.528246][ T32] r4:00000000 [ 1329.528291][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.528405][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.528460][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.528558][ T32] r5:00001000 r4:ee7d5000 [ 1329.528603][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.528686][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.528796][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.529146][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.529249][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.529301][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.529418][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.529506][ T32] r4:8508b100 [ 1329.529568][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.529671][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1329.529723][ T32] r4:00000001 [ 1329.529771][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.550728][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1329.550951][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.551023][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.551084][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.551155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.551235][ T32] r4:85086c80 [ 1329.551307][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.551371][ T32] INFO: task kworker/1:178:4082 blocked for more than 456 seconds. [ 1329.551463][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.551549][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.551609][ T32] task:kworker/1:178 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.551781][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.551916][ T32] Call trace: [ 1329.552113][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.552239][ T32] r10:82918644 r9:eaa01d84 r8:00000002 r7:60000013 r6:eaa01d8c r5:85158c00 ** 1 printk messages dropped ** [ 1329.552351][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.552443][ T32] r5:85158c00 r4:82918640 [ 1329.552511][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.552812][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.553129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85190d00 [ 1329.553181][ T32] r4:00000000 [ 1329.553228][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.553331][ T32] r9:83018205 r8:85158c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1329.553385][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.553472][ T32] r5:00001000 r4:e052b000 [ 1329.553519][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.553612][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.553701][ T32] r5:850c0f8c r4:850c0c00 [ 1329.553749][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.553851][ T32] r7:ddde2d40 r6:83018200 r5:850c0f8c r4:8508ab00 [ 1329.553904][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.554020][ T32] r10:61c88647 r9:85158c00 r8:8508ab2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.554081][ T32] r4:8508ab00 [ 1329.554130][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.554231][ T32] r10:00000000 r9:8508ab00 r8:8027ed34 r7:ea9fde60 r6:85111580 r5:85158c00 [ 1329.554306][ T32] r4:00000001 [ 1329.554382][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.554470][ T32] Exception stack(0xeaa01fb0 to 0xeaa01ff8) [ 1329.554552][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.554638][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.554704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.554788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.554849][ T32] r4:85190b80 [ 1329.555735][ T32] INFO: task kworker/1:178:4082 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.555829][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.555965][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.556076][ T32] Call trace: [ 1329.556158][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.556281][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1329.556345][ T32] r4:00000000 [ 1329.556394][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.556488][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1329.556572][ T32] 1d20: 8a364000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1329.556640][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1329.556698][ T32] 1d60: 800f0013 ffffffff [ 1329.556780][ T32] r5:800f0013 r4:80239bd0 [ 1329.556843][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.556945][ T32] r4:82ac11e4 [ 1329.557011][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.557139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.557214][ T32] r4:e0691dc0 [ 1329.557266][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.557359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.557415][ T32] r4:00000000 [ 1329.557466][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.557572][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.557630][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.557724][ T32] r5:00001000 r4:ee7d5000 [ 1329.557773][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.557863][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.557954][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.558003][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.558104][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.558177][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.558284][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.558339][ T32] r4:8508b100 [ 1329.558384][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.558498][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1329.558558][ T32] r4:00000001 [ 1329.558607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.558684][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1329.558746][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.558820][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.558903][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.558987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.559033][ T32] r4:85086c80 [ 1329.559074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1329.559325][ T32] task:kworker/1:179 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.588240][ T32] r5:84415400 r4:82918640 [ 1329.588297][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.588861][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1329.589717][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.589830][ T32] r7:ddde2d40 r6:83018200 r5:85134b8c r4:8508ab80 [ 1329.598218][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.598481][ T32] r10:61c88647 r9:84415400 r8:8508abac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.598554][ T32] r4:8508ab80 [ 1329.598603][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.598703][ T32] r10:00000000 r9:8508ab80 r8:8027ed34 r7:eaa01e60 r6:8508ac00 r5:84415400 [ 1329.598756][ T32] r4:00000001 [ 1329.598804][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.598886][ T32] Exception stack(0xea9f1fb0 to 0xea9f1ff8) [ 1329.598950][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.599013][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.599074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.599165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.599241][ T32] r4:85190c80 [ 1329.600945][ T32] INFO: task kworker/1:179:4084 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.601083][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.601269][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.601393][ T32] Call trace: [ 1329.601478][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.601611][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1329.601694][ T32] r4:00000000 [ 1329.601752][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.601847][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1329.601941][ T32] 1d20: 8a5df000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1329.602020][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1329.602098][ T32] 1d60: 800f0013 ffffffff [ 1329.602163][ T32] r5:800f0013 r4:80239bd0 [ 1329.602215][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.602338][ T32] r4:82ac11e4 [ 1329.602414][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.602520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.602586][ T32] r4:e0691dc0 [ 1329.602640][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.602758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.602823][ T32] r4:00000000 [ 1329.602893][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.603024][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.603110][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.603894][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1329.604597][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1329.605108][ T32] task:kworker/1:180 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1329.605799][ T32] r5:84412400 r4:82918640 [ 1329.605851][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1329.606108][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.606546][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.607025][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.607889][ T32] Exception stack(0xeaa05fb0 to 0xeaa05ff8) ** 6 printk messages dropped ** [ 1329.609073][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.646626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1329.647453][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1329.647794][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 8 printk messages dropped ** [ 1329.648332][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.648569][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.648676][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.648801][ T32] task:kworker/1:181 state:D stack:0 pid:4087 tgid:4087 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.649007][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.649083][ T32] Call trace: [ 1329.649312][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.649364][ T32] r10:82918644 r9:eaa09d84 r8:00000002 r7:60000113 r6:eaa09d8c r5:85159800 [ 1329.649460][ T32] r4:85159800 [ 1329.649485][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.649527][ T32] r5:85159800 r4:82918640 [ 1329.649567][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.649673][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.649723][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 [ 1329.649927][ T32] r4:00000000 [ 1329.661503][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.661598][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.661646][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.661726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84744ac0 [ 1329.661795][ T32] r4:00000000 [ 1329.662810][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.662866][ T32] r9:83018205 r8:85159800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1329.663390][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.663443][ T32] r5:00001000 r4:e0575000 [ 1329.663464][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.663505][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.663571][ T32] r5:850c138c r4:850c1000 [ 1329.663595][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.663643][ T32] r7:ddde2d40 r6:83018200 r5:850c138c r4:8508ad00 [ 1329.663680][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.663770][ T32] r10:61c88647 r9:85159800 r8:8508ad2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.663798][ T32] r4:8508ad00 [ 1329.663880][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.663930][ T32] r10:00000000 r9:8508ad00 r8:8027ed34 r7:eaa05e60 r6:85111680 r5:85159800 [ 1329.663954][ T32] r4:00000001 [ 1329.663973][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.664065][ T32] Exception stack(0xeaa09fb0 to 0xeaa09ff8) [ 1329.664101][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.664131][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.664703][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.665892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.665920][ T32] r4:85190880 [ 1329.666438][ T32] INFO: task kworker/1:181:4087 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.666617][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.666693][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1329.667098][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1329.667796][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1329.668473][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1329.669005][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1329.669467][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1329.669798][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.669918][ T32] INFO: task kworker/1:182:4090 blocked for more than 456 seconds. [ 1329.700837][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.700940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.700997][ T32] task:kworker/1:182 state:D stack:0 pid:4090 tgid:4090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.701136][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.701305][ T32] Call trace: [ 1329.701405][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.701523][ T32] r10:82918644 r9:eaa15d84 r8:00000002 r7:60000113 r6:eaa15d8c r5:8515bc00 [ 1329.701600][ T32] r4:8515bc00 [ 1329.701674][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.701780][ T32] r5:8515bc00 r4:82918640 [ 1329.701853][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.701949][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.702065][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 [ 1329.702150][ T32] r4:00000000 [ 1329.702235][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.702328][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.702417][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.702526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194440 [ 1329.702603][ T32] r4:00000000 [ 1329.702674][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.702801][ T32] r9:83018205 r8:8515bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1329.702856][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.702950][ T32] r5:00001000 r4:e063f000 [ 1329.702998][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.703091][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.703179][ T32] r5:850c238c r4:850c2000 [ 1329.703250][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.703364][ T32] r7:ddde2d40 r6:83018200 r5:850c238c r4:8508ad80 [ 1329.703441][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.703553][ T32] r10:61c88647 r9:8515bc00 r8:8508adac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.703610][ T32] r4:8508ad80 [ 1329.703659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.703785][ T32] r10:00000000 r9:8508ad80 r8:8027ed34 r7:eaa05e60 r6:85111700 r5:8515bc00 [ 1329.703847][ T32] r4:00000001 [ 1329.703894][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.703975][ T32] Exception stack(0xeaa15fb0 to 0xeaa15ff8) [ 1329.704029][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1329.704157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.704232][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.704294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.704338][ T32] r4:85194080 [ 1329.705152][ T32] INFO: task kworker/1:182:4090 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.705229][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1329.705787][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 8 printk messages dropped ** [ 1329.706391][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.706649][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1329.707163][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.707264][ T32] r5:00001000 r4:ee7d5000 [ 1329.707311][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.707397][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.707489][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.707555][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.707682][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.707738][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.707872][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.707948][ T32] r4:8508b100 [ 1329.708020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.708133][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1329.708189][ T32] r4:00000001 [ 1329.708235][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.708335][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1329.708402][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.708465][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.708545][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.708629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.708707][ T32] r4:85086c80 [ 1329.708767][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.708842][ T32] INFO: task kworker/1:183:4092 blocked for more than 456 seconds. [ 1329.708911][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.708971][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.709022][ T32] task:kworker/1:183 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.709148][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.709243][ T32] Call trace: [ 1329.709314][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.709417][ T32] r10:82918644 r9:eaa1dd84 r8:00000002 r7:60000013 r6:eaa1dd8c r5:8515b000 [ 1329.709495][ T32] r4:8515b000 [ 1329.709550][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.709654][ T32] r5:8515b000 r4:82918640 [ 1329.709708][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.709830][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.730849][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 [ 1329.730940][ T32] r4:00000000 [ 1329.730996][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.731128][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.731238][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.731339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194180 [ 1329.731397][ T32] r4:00000000 [ 1329.731451][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.731560][ T32] r9:83018205 r8:8515b000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1329.731616][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.731801][ T32] r5:00001000 r4:e05f5000 [ 1329.731870][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.731963][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.732060][ T32] r5:850c1b8c r4:850c1800 [ 1329.732111][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.732215][ T32] r7:ddde2d40 r6:83018200 r5:850c1b8c r4:8508ae00 [ 1329.732267][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.732364][ T32] r10:61c88647 r9:8515b000 r8:8508ae2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.732417][ T32] r4:8508ae00 [ 1329.732464][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1329.732889][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.734272][ T32] Call trace: ** 10 printk messages dropped ** [ 1329.735030][ T32] r4:82ac11e4 ** 9 printk messages dropped ** [ 1329.735829][ T32] r5:00001000 r4:ee7d5000 ** 12 printk messages dropped ** [ 1329.736829][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 7 printk messages dropped ** [ 1329.737415][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1329.738051][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.738143][ T32] r5:8515d400 r4:82918640 ** 2 printk messages dropped ** [ 1329.738360][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 ** 5 printk messages dropped ** [ 1329.738846][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1329.739306][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1329.768732][ T32] Exception stack(0xeaa21fb0 to 0xeaa21ff8) ** 6 printk messages dropped ** [ 1329.779365][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1329.781757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.781820][ T32] r4:e0691dc0 [ 1329.781888][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.781991][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.782044][ T32] r4:00000000 [ 1329.782093][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.782218][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.782295][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.782404][ T32] r5:00001000 r4:ee7d5000 [ 1329.782473][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.782571][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.782667][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.782720][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.782831][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.782905][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.783013][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.783067][ T32] r4:8508b100 [ 1329.783116][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.783214][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1329.783268][ T32] r4:00000001 [ 1329.783336][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.783424][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1329.783508][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.783600][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.783694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.783764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.783828][ T32] r4:85086c80 [ 1329.783885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1329.783974][ T32] INFO: task kworker/1:185:4095 blocked for more than 456 seconds. [ 1329.784056][ T32] Not tainted 6.15.0-syzkaller #0 [ 1329.784117][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1329.784189][ T32] task:kworker/1:185 state:D stack:0 pid:4095 tgid:4095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.784337][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.784458][ T32] Call trace: [ 1329.784551][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1329.784650][ T32] r10:82918644 r9:eaa29d84 r8:00000002 r7:60000113 r6:eaa29d8c r5:8515ec00 [ 1329.784698][ T32] r4:8515ec00 [ 1329.784760][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1329.784855][ T32] r5:8515ec00 r4:82918640 [ 1329.784898][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.784985][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.785101][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 [ 1329.785178][ T32] r4:00000000 [ 1329.785250][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.785339][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.785422][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.785511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194700 [ 1329.785645][ T32] r4:00000000 [ 1329.785713][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.785857][ T32] r9:83018205 r8:8515ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1329.785975][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.786100][ T32] r5:00001000 r4:e0665000 [ 1329.786222][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.786321][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.786414][ T32] r5:850c2b8c r4:850c2800 [ 1329.786772][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.787015][ T32] r7:ddde2d40 r6:83018200 r5:850c2b8c r4:8508af00 [ 1329.787074][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.787245][ T32] r10:61c88647 r9:8515ec00 r8:8508af2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.787343][ T32] r4:8508af00 [ 1329.787406][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.787689][ T32] r10:00000000 r9:8508af00 r8:8027ed34 r7:eaa15e60 r6:85111880 r5:8515ec00 [ 1329.787765][ T32] r4:00000001 [ 1329.787821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.788068][ T32] Exception stack(0xeaa29fb0 to 0xeaa29ff8) [ 1329.788149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.788482][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.788559][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.788624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.788692][ T32] r4:85194280 [ 1329.789590][ T32] INFO: task kworker/1:185:4095 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.789675][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.820977][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1329.821699][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1329.822534][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1329.822851][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1329.823248][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 6 printk messages dropped ** [ 1329.823802][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1329.824290][ T32] INFO: task kworker/1:186:4097 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1329.825069][ T32] r5:8515e000 r4:82918640 [ 1329.825113][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1329.825419][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 [ 1329.825502][ T32] r4:00000000 [ 1329.825554][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.825772][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.825866][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.825964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194500 [ 1329.826021][ T32] r4:00000000 [ 1329.826070][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.827543][ T32] r9:83018205 r8:8515e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1329.827627][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.827746][ T32] r5:00001000 r4:e0651000 [ 1329.828422][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.828514][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.828604][ T32] r5:850c278c r4:850c2400 [ 1329.828649][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.828740][ T32] r7:ddde2d40 r6:83018200 r5:850c278c r4:8508af80 [ 1329.830086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.864396][ T32] r10:61c88647 r9:8515e000 r8:8508afac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.864575][ T32] r4:8508af80 [ 1329.864639][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.864787][ T32] r10:00000000 r9:8508af80 r8:8027ed34 r7:eaa29e60 r6:85111900 r5:8515e000 [ 1329.864851][ T32] r4:00000001 [ 1329.864897][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.864971][ T32] Exception stack(0xeaa31fb0 to 0xeaa31ff8) [ 1329.865106][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.865168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.865442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.865520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.865770][ T32] r4:85194380 [ 1329.866626][ T32] INFO: task kworker/1:186:4097 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.866719][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.866920][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.867719][ T32] Call trace: [ 1329.867845][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.867975][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1329.868075][ T32] r4:00000000 [ 1329.868133][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.868223][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1329.868294][ T32] 1d20: 8bc48000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1329.869370][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1329.869467][ T32] 1d60: 800f0013 ffffffff [ 1329.869525][ T32] r5:800f0013 r4:80239bd0 [ 1329.869598][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.869700][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.894996][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1329.895373][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1329.896584][ T32] r4:8508b100 ** 3 printk messages dropped ** [ 1329.896955][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1329.897782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1329.898606][ T32] r5:8515c800 r4:82918640 ** 3 printk messages dropped ** [ 1329.898936][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1329.899311][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.910750][ T32] r5:850c338c r4:850c3000 ** 4 printk messages dropped ** [ 1329.911272][ T32] r4:85110000 ** 5 printk messages dropped ** [ 1329.911812][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1329.913239][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1329.914181][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1329.914342][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1329.914766][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1329.915513][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1329.916056][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1329.916958][ T32] r10:82918644 r9:eaa41d84 r8:00000002 r7:60000113 r6:eaa41d8c r5:84888c00 ** 2 printk messages dropped ** [ 1329.917152][ T32] r5:84888c00 r4:82918640 ** 3 printk messages dropped ** [ 1329.917442][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1329.918182][ T32] r9:83018205 r8:84888c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 9 printk messages dropped ** [ 1329.918982][ T32] r4:85110080 [ 1329.919025][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.919106][ T32] r10:00000000 r9:85110080 r8:8027ed34 r7:eaa39e60 r6:85111a00 r5:84888c00 [ 1329.919152][ T32] r4:00000001 [ 1329.919189][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.919252][ T32] Exception stack(0xeaa41fb0 to 0xeaa41ff8) [ 1329.919302][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1329.919379][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.919466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.919557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.919616][ T32] r4:85194640 [ 1329.946863][ T32] INFO: task kworker/1:188:4101 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.946997][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.947389][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.947465][ T32] Call trace: [ 1329.947593][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.947651][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1329.948014][ T32] r4:00000000 [ 1329.948051][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.948486][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1329.948633][ T32] 1d20: 8c0b4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1329.948668][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1329.948764][ T32] 1d60: 800f0013 ffffffff [ 1329.948796][ T32] r5:800f0013 r4:80239bd0 [ 1329.948844][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.948893][ T32] r4:82ac11e4 [ 1329.949023][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1329.949073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1329.949316][ T32] r4:e0691dc0 [ 1329.949386][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.949468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1329.949600][ T32] r4:00000000 [ 1329.949632][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.949679][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1329.949701][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.949744][ T32] r5:00001000 r4:ee7d5000 [ 1329.949764][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.949809][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.968570][ T32] r5:85f9ab8c r4:85f9a800 [ 1329.968618][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.968689][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1329.968713][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.968761][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1329.968810][ T32] r4:8508b100 [ 1329.968836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.968886][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 4 printk messages dropped ** [ 1329.969365][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1329.975461][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1329.975776][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.975851][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1329.975927][ T32] r4:00000000 [ 1329.975948][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.975987][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.976027][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.976069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194a40 [ 1329.976116][ T32] r4:00000000 [ 1329.976140][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.976214][ T32] r9:83018205 r8:84888000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1329.976240][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.976353][ T32] r5:00001000 r4:e07a3000 [ 1329.976378][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.976419][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.976487][ T32] r5:850c378c r4:850c3400 [ 1329.976512][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.976559][ T32] r7:ddde2d40 r6:83018200 r5:850c378c r4:85110100 [ 1329.976580][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.976625][ T32] r10:61c88647 r9:84888000 r8:8511012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.976648][ T32] r4:85110100 [ 1329.976667][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.976712][ T32] r10:00000000 r9:85110100 r8:8027ed34 r7:eaa39e60 r6:85111a80 r5:84888000 [ 1329.976735][ T32] r4:00000001 [ 1329.976821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.976863][ T32] Exception stack(0xeaa59fb0 to 0xeaa59ff8) [ 1329.976903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.976937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.976964][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.977384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.977412][ T32] r4:85194900 [ 1329.977884][ T32] INFO: task kworker/1:189:4104 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.977944][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.978008][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.978056][ T32] Call trace: [ 1329.978087][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.978136][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1329.978158][ T32] r4:00000000 [ 1329.978178][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1329.978497][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1329.978893][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1329.979315][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1329.979644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1329.991044][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1329.991187][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1329.991424][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1329.992195][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1329.992366][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1329.993480][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1329.993829][ T32] r4:e0691dc0 ** 1 printk messages dropped ** [ 1329.993891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 7 printk messages dropped ** [ 1329.994193][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1329.994487][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 10 printk messages dropped ** [ 1329.994962][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1329.995384][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1329.995454][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1329.995530][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 [ 1329.995583][ T32] r4:00000000 [ 1329.995680][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1329.995756][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1329.995806][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1329.995878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194e80 [ 1329.995904][ T32] r4:00000000 [ 1329.995924][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1329.995970][ T32] r9:83018205 r8:8488c800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1329.996016][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1329.996073][ T32] r5:00001000 r4:e07ed000 [ 1329.996216][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1329.996470][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1329.996516][ T32] r5:850c438c r4:850c4000 [ 1329.996537][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1329.996731][ T32] r7:ddde2d40 r6:83018200 r5:850c438c r4:85110200 [ 1329.996761][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1329.996821][ T32] r10:61c88647 r9:8488c800 r8:8511022c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1329.996872][ T32] r4:85110200 [ 1329.996897][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1329.996942][ T32] r10:00000000 r9:85110200 r8:8027ed34 r7:eaa5de60 r6:85111b80 r5:8488c800 [ 1329.996964][ T32] r4:00000001 [ 1329.997029][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1329.997073][ T32] Exception stack(0xeaa69fb0 to 0xeaa69ff8) [ 1329.997114][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1329.997145][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1329.997173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1329.997201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1329.997227][ T32] r4:85194bc0 [ 1329.997522][ T32] INFO: task kworker/1:191:4108 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1329.997555][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1329.997642][ T32] Workqueue: events bpf_prog_free_deferred [ 1329.997705][ T32] Call trace: [ 1329.997737][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1329.997802][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1329.997830][ T32] r4:00000000 [ 1329.997849][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1329.997887][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1329.997917][ T32] 1d20: 8c56b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1329.997947][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1329.997969][ T32] 1d60: 800f0013 ffffffff [ 1329.997991][ T32] r5:800f0013 r4:80239bd0 [ 1329.998011][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1329.998051][ T32] r4:82ac11e4 [ 1329.998070][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1329.998228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 14 printk messages dropped ** [ 1329.998829][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 11 printk messages dropped ** [ 1329.999500][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1330.030436][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.030526][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1330.030751][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.031220][ T32] r5:850c3f8c r4:850c3c00 ** 6 printk messages dropped ** [ 1330.031501][ T32] r10:00000000 r9:85110280 r8:8027ed34 r7:eaa69e60 r6:85111c00 r5:8488d400 ** 10 printk messages dropped ** [ 1330.032530][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1330.033044][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 3 printk messages dropped ** [ 1330.033184][ T32] r4:00000000 [ 1330.033204][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.033250][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.033285][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.033330][ T32] r5:00001000 r4:ee7d5000 [ 1330.033362][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.033405][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.033447][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.033479][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.033528][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.033575][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.033623][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.033647][ T32] r4:8508b100 [ 1330.033665][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.033709][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.033731][ T32] r4:00000001 [ 1330.033750][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.033784][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.033830][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.033863][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.033892][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.033921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.033943][ T32] r4:85086c80 [ 1330.033963][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.034002][ T32] INFO: task kworker/1:193:4112 blocked for more than 456 seconds. [ 1330.034037][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.034063][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.034085][ T32] task:kworker/1:193 state:D stack:0 pid:4112 tgid:4112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.034167][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.034222][ T32] Call trace: [ 1330.034253][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.034299][ T32] r10:82918644 r9:eaa49d84 r8:00000002 r7:60000113 r6:eaa49d8c r5:8488b000 [ 1330.034322][ T32] r4:8488b000 [ 1330.034341][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.034379][ T32] r5:8488b000 r4:82918640 [ 1330.034399][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.034438][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.034482][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 [ 1330.034524][ T32] r4:00000000 [ 1330.034547][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.034585][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.034621][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.034662][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851083c0 [ 1330.034698][ T32] r4:00000000 [ 1330.034727][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.034786][ T32] r9:83018205 r8:8488b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1330.034815][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.034859][ T32] r5:00001000 r4:eaa8f000 [ 1330.034891][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.034947][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.034991][ T32] r5:850c4f8c r4:850c4c00 [ 1330.035013][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.035056][ T32] r7:ddde2d40 r6:83018200 r5:850c4f8c r4:85110300 [ 1330.035076][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.035120][ T32] r10:61c88647 r9:8488b000 r8:8511032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.035154][ T32] r4:85110300 [ 1330.035176][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.035220][ T32] r10:00000000 r9:85110300 r8:8027ed34 r7:eaa69e60 r6:85111c80 r5:8488b000 [ 1330.035242][ T32] r4:00000001 [ 1330.035263][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.035298][ T32] Exception stack(0xeaa49fb0 to 0xeaa49ff8) [ 1330.035324][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.035353][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.035380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.035408][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.035457][ T32] r4:85194f80 [ 1330.035801][ T32] INFO: task kworker/1:193:4112 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.035838][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.036000][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.036102][ T32] Call trace: [ 1330.036150][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.036359][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 2 printk messages dropped ** [ 1330.036572][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1330.037314][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1330.037413][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.037893][ T32] r5:85f9ab8c r4:85f9a800 ** 4 printk messages dropped ** [ 1330.038241][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1330.038656][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.039044][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.039376][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.039438][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.039493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 [ 1330.039553][ T32] r4:00000000 [ 1330.039626][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.039718][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.039759][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.039804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108200 [ 1330.039841][ T32] r4:00000000 [ 1330.039923][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.063544][ T32] r9:83018205 r8:84413000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1330.063589][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.063656][ T32] r5:00001000 r4:e4869000 [ 1330.063719][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.063766][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.063830][ T32] r5:850c478c r4:850c4400 [ 1330.063855][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.063904][ T32] r7:ddde2d40 r6:83018200 r5:850c478c r4:85110380 [ 1330.063926][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.063986][ T32] r10:61c88647 r9:84413000 r8:851103ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.064012][ T32] r4:85110380 [ 1330.064033][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.064079][ T32] r10:00000000 r9:85110380 r8:8027ed34 r7:eaa49e60 r6:85110400 r5:84413000 [ 1330.064103][ T32] r4:00000001 [ 1330.064124][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.064178][ T32] Exception stack(0xeaa0dfb0 to 0xeaa0dff8) [ 1330.064212][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.064248][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.064287][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.064346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.064371][ T32] r4:85194f80 [ 1330.064799][ T32] INFO: task kworker/1:194:4114 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.064843][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.065060][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.065144][ T32] Call trace: [ 1330.065189][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.065243][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.065266][ T32] r4:00000000 [ 1330.065371][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.065413][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.065443][ T32] 1d20: 8cdb0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.065498][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.065528][ T32] 1d60: 800f0013 ffffffff [ 1330.065554][ T32] r5:800f0013 r4:80239bd0 [ 1330.065574][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.065615][ T32] r4:82ac11e4 [ 1330.065634][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.065716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.065743][ T32] r4:e0691dc0 [ 1330.065763][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.065812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.065835][ T32] r4:00000000 [ 1330.065855][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.065899][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.065946][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.066004][ T32] r5:00001000 r4:ee7d5000 [ 1330.066028][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.066068][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.066134][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.066157][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.066203][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.066224][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.066268][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.066316][ T32] r4:8508b100 [ 1330.066347][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.066393][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1330.066650][ T32] INFO: task kworker/0:307:4116 blocked for more than 456 seconds. ** 9 printk messages dropped ** [ 1330.067052][ T32] r5:84418c00 r4:82918640 [ 1330.067072][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1330.067650][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1330.068230][ T32] Exception stack(0xeaa75fb0 to 0xeaa75ff8) ** 4 printk messages dropped ** [ 1330.068506][ T32] r4:851192c0 [ 1330.068817][ T32] INFO: task kworker/0:307:4116 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.068854][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.068915][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.068968][ T32] Call trace: [ 1330.068999][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.069046][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.069069][ T32] r4:00000000 [ 1330.069089][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.069155][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.069190][ T32] 1d20: 8cdb0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.069258][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.069459][ T32] 1d60: 800f0013 ffffffff [ 1330.069486][ T32] r5:800f0013 r4:80239bd0 [ 1330.069777][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.069878][ T32] r4:82ac11e4 [ 1330.090384][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.090468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.090496][ T32] r4:e0691dc0 [ 1330.090518][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.090566][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.090673][ T32] r4:00000000 [ 1330.090702][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.090758][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.090788][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.090846][ T32] r5:00001000 r4:ee7d5000 [ 1330.090868][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.090911][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.090977][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.091003][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.091055][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.091079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.091142][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.091170][ T32] r4:8508b100 [ 1330.091192][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.091241][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.091266][ T32] r4:00000001 [ 1330.091288][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.091326][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.091383][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.091418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.091458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.091491][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.091537][ T32] r4:85086c80 [ 1330.091602][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.091824][ T32] INFO: task kworker/0:308:4118 blocked for more than 456 seconds. [ 1330.091980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.092046][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.092089][ T32] task:kworker/0:308 state:D stack:0 pid:4118 tgid:4118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.092200][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.092297][ T32] Call trace: [ 1330.092385][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.092461][ T32] r10:82918644 r9:eaa89d84 r8:00000002 r7:60000113 r6:eaa89d8c r5:8441a400 [ 1330.092489][ T32] r4:8441a400 [ 1330.092519][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.092591][ T32] r5:8441a400 r4:82918640 [ 1330.092617][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.092664][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.092741][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 [ 1330.092771][ T32] r4:00000000 [ 1330.092796][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.092840][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.092886][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.092939][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119b80 [ 1330.092967][ T32] r4:00000000 [ 1330.092990][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.093046][ T32] r9:83018005 r8:8441a400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [ 1330.093071][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.093149][ T32] r5:00001000 r4:e4860000 [ 1330.093435][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.093481][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.093541][ T32] r5:8513578c r4:85135400 [ 1330.093562][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.093607][ T32] r7:dddced40 r6:83018000 r5:8513578c r4:85111d80 ** 1 printk messages dropped ** [ 1330.094157][ T32] r10:61c88647 r9:8441a400 r8:85111dac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1330.094488][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.094613][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.095731][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1330.096190][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 1 printk messages dropped ** [ 1330.096486][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.096515][ T32] 1d60: 800f0013 ffffffff [ 1330.096570][ T32] r5:800f0013 r4:80239bd0 [ 1330.096597][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.096659][ T32] r4:82ac11e4 [ 1330.096683][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.096729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.096753][ T32] r4:e0691dc0 [ 1330.096793][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.096848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.096870][ T32] r4:00000000 [ 1330.096965][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.097016][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.097040][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.097084][ T32] r5:00001000 r4:ee7d5000 [ 1330.097107][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.097151][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.097194][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.097213][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.097258][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.097279][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.097351][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.097466][ T32] r4:8508b100 [ 1330.097990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.098050][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.098074][ T32] r4:00000001 [ 1330.098094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.098354][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.098412][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.098446][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.098473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.098675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.098715][ T32] r4:85086c80 [ 1330.098739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.098768][ T32] INFO: task kworker/0:309:4119 blocked for more than 456 seconds. [ 1330.098805][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.098830][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.098852][ T32] task:kworker/0:309 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.098898][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.098941][ T32] Call trace: [ 1330.099005][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.099064][ T32] r10:82918644 r9:eaa8dd84 r8:00000002 r7:60000113 r6:eaa8dd8c r5:84418000 [ 1330.099095][ T32] r4:84418000 [ 1330.099116][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.099158][ T32] r5:84418000 r4:82918640 [ 1330.099178][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.099217][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.099261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 [ 1330.099282][ T32] r4:00000000 [ 1330.099340][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.099424][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.099519][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.099578][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850feb40 [ 1330.099694][ T32] r4:00000000 [ 1330.100014][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1330.125885][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1330.126204][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.126427][ T32] r4:00000001 [ 1330.126448][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.126484][ T32] Exception stack(0xeaa8dfb0 to 0xeaa8dff8) [ 1330.126517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.126547][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.126574][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.126603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.126626][ T32] r4:85119240 [ 1330.127139][ T32] INFO: task kworker/0:309:4119 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.127183][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.127284][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.127366][ T32] Call trace: [ 1330.127419][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.127484][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.127548][ T32] r4:00000000 [ 1330.127726][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.127772][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.127808][ T32] 1d20: 8d403000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.127839][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.127868][ T32] 1d60: 800f0013 ffffffff [ 1330.127894][ T32] r5:800f0013 r4:80239bd0 [ 1330.127928][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.127975][ T32] r4:82ac11e4 [ 1330.128000][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.128043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.128065][ T32] r4:e0691dc0 [ 1330.128084][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.128153][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.128255][ T32] r4:00000000 [ 1330.128366][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.128424][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.128448][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.128492][ T32] r5:00001000 r4:ee7d5000 [ 1330.128536][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.128583][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.128624][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.128644][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.128716][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.128740][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.128791][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.128814][ T32] r4:8508b100 [ 1330.128835][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.128880][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.128903][ T32] r4:00000001 [ 1330.128924][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.128972][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.129003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.129033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.129060][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.129088][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.129109][ T32] r4:85086c80 [ 1330.129148][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.129182][ T32] INFO: task kworker/1:195:4122 blocked for more than 456 seconds. [ 1330.129218][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.129270][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.129321][ T32] task:kworker/1:195 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.129371][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.129416][ T32] Call trace: ** 2 printk messages dropped ** [ 1330.129564][ T32] r4:8441b000 ** 2 printk messages dropped ** [ 1330.129651][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.129690][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.129756][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1330.137293][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1330.137525][ T32] r9:83018205 r8:8441b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 ** 4 printk messages dropped ** [ 1330.137736][ T32] r5:850c4b8c r4:850c4800 ** 2 printk messages dropped ** [ 1330.137851][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1330.138153][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.138444][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.139337][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1330.139808][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.150613][ T32] r4:e0691dc0 ** 1 printk messages dropped ** [ 1330.150678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.150703][ T32] r4:00000000 [ 1330.150724][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.150773][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.150796][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.150842][ T32] r5:00001000 r4:ee7d5000 [ 1330.150916][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.150963][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.151034][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.151060][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.151109][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.151131][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.151179][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.151202][ T32] r4:8508b100 [ 1330.151222][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.151269][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.151292][ T32] r4:00000001 [ 1330.151312][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.151349][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.151407][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.151466][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.151498][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.151603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.151734][ T32] r4:85086c80 [ 1330.151762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.151808][ T32] INFO: task kworker/1:196:4124 blocked for more than 456 seconds. [ 1330.151846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.151894][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.152051][ T32] task:kworker/1:196 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.152201][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.152314][ T32] Call trace: [ 1330.152353][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.152402][ T32] r10:82918644 r9:eaa71d84 r8:00000002 r7:60000113 r6:eaa71d8c r5:8441bc00 [ 1330.152425][ T32] r4:8441bc00 [ 1330.152472][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.152518][ T32] r5:8441bc00 r4:82918640 [ 1330.152544][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.152586][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.152631][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 [ 1330.152653][ T32] r4:00000000 [ 1330.152697][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.153000][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.153040][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.153082][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851085c0 [ 1330.153117][ T32] r4:00000000 [ 1330.153139][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.153184][ T32] r9:83018205 r8:8441bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1330.153207][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.153248][ T32] r5:00001000 r4:eaa95000 [ 1330.153575][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.153620][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.153664][ T32] r5:850c538c r4:850c5000 [ 1330.153684][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.153727][ T32] r7:ddde2d40 r6:83018200 r5:850c538c r4:85110700 [ 1330.153748][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.153792][ T32] r10:61c88647 r9:8441bc00 r8:8511072c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.153815][ T32] r4:85110700 [ 1330.153834][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.154040][ T32] r10:00000000 r9:85110700 r8:8027ed34 r7:eaa49e60 r6:85110780 r5:8441bc00 [ 1330.154255][ T32] r4:00000001 [ 1330.154279][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.154316][ T32] Exception stack(0xeaa71fb0 to 0xeaa71ff8) [ 1330.154348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.154390][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.154420][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.154450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.154535][ T32] r4:85108400 [ 1330.155017][ T32] INFO: task kworker/1:196:4124 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.155275][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.155345][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.155875][ T32] Call trace: [ 1330.155919][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.155969][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.155993][ T32] r4:00000000 [ 1330.156012][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.156048][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.156078][ T32] 1d20: 8d520000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.156106][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.156129][ T32] 1d60: 800f0013 ffffffff [ 1330.156734][ T32] r5:800f0013 r4:80239bd0 [ 1330.156767][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.156838][ T32] r4:82ac11e4 [ 1330.157014][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.157060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.157083][ T32] r4:e0691dc0 [ 1330.157107][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.157150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.157187][ T32] r4:00000000 [ 1330.157226][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.157275][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.157308][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.157377][ T32] r5:00001000 r4:ee7d5000 [ 1330.157426][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.157470][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.157512][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.157540][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.157587][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.157607][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.157652][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.157687][ T32] r4:8508b100 [ 1330.157715][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.157763][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.157800][ T32] r4:00000001 [ 1330.157824][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.157860][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.157888][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.157916][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.157942][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.157998][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.158025][ T32] r4:85086c80 [ 1330.158045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.158071][ T32] INFO: task kworker/1:197:4126 blocked for more than 456 seconds. [ 1330.158100][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.158223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.158350][ T32] task:kworker/1:197 state:D stack:0 pid:4126 tgid:4126 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.158401][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.158443][ T32] Call trace: [ 1330.158535][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.158591][ T32] r10:82918644 r9:eaa99d84 r8:00000002 r7:60000113 r6:eaa99d8c r5:8441c800 [ 1330.158754][ T32] r4:8441c800 [ 1330.158936][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.158988][ T32] r5:8441c800 r4:82918640 [ 1330.159061][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.159107][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.159154][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 [ 1330.159177][ T32] r4:00000000 [ 1330.159197][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.159235][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.159270][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.159311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108780 [ 1330.159333][ T32] r4:00000000 [ 1330.159351][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.159395][ T32] r9:83018205 r8:8441c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1330.159415][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.159458][ T32] r5:00001000 r4:eaaa3000 [ 1330.159477][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.159515][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.159571][ T32] r5:850c578c r4:850c5400 [ 1330.159749][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.159805][ T32] r7:ddde2d40 r6:83018200 r5:850c578c r4:85110800 [ 1330.159886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.182903][ T32] r10:61c88647 r9:8441c800 r8:8511082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.183006][ T32] r4:85110800 [ 1330.183037][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.183113][ T32] r10:00000000 r9:85110800 r8:8027ed34 r7:eaa71e60 r6:85110880 r5:8441c800 [ 1330.183136][ T32] r4:00000001 [ 1330.183156][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.183192][ T32] Exception stack(0xeaa99fb0 to 0xeaa99ff8) [ 1330.183237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.183272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.183298][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.183327][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.183378][ T32] r4:85108500 [ 1330.183882][ T32] INFO: task kworker/1:197:4126 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.183932][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.184038][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.184151][ T32] Call trace: [ 1330.184192][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.184247][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.184346][ T32] r4:00000000 [ 1330.184398][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.184530][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.184595][ T32] 1d20: 8d837000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.184628][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.184656][ T32] 1d60: 800f0013 ffffffff [ 1330.184681][ T32] r5:800f0013 r4:80239bd0 [ 1330.184701][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.184747][ T32] r4:82ac11e4 [ 1330.184767][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.184808][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.184831][ T32] r4:e0691dc0 [ 1330.184850][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.184891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.184914][ T32] r4:00000000 [ 1330.184934][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.184981][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.185033][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.185080][ T32] r5:00001000 r4:ee7d5000 [ 1330.185101][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.185167][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.185215][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.185286][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.185336][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.185357][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.185417][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.185442][ T32] r4:8508b100 [ 1330.185536][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.185587][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.185627][ T32] r4:00000001 [ 1330.185651][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.185714][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.185745][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.185798][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.185828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.185880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.186111][ T32] r4:85086c80 [ 1330.186139][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.186177][ T32] INFO: task kworker/1:198:4128 blocked for more than 456 seconds. [ 1330.186216][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.186246][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.186270][ T32] task:kworker/1:198 state:D stack:0 pid:4128 tgid:4128 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.186342][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.186387][ T32] Call trace: [ 1330.186419][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.186481][ T32] r10:82918644 r9:eaaa1d84 r8:00000002 r7:60000013 r6:eaaa1d8c r5:8441d400 [ 1330.186509][ T32] r4:8441d400 [ 1330.186530][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.186583][ T32] r5:8441d400 r4:82918640 [ 1330.186604][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.186644][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.186689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 [ 1330.186711][ T32] r4:00000000 [ 1330.186780][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.186824][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.186861][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.186901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108840 [ 1330.186923][ T32] r4:00000000 [ 1330.186941][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.186984][ T32] r9:83018205 r8:8441d400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1330.187007][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.187084][ T32] r5:00001000 r4:eaaa9000 [ 1330.187182][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.187240][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.187285][ T32] r5:850c5b8c r4:850c5800 [ 1330.187306][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.187350][ T32] r7:ddde2d40 r6:83018200 r5:850c5b8c r4:85110900 [ 1330.187370][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.187414][ T32] r10:61c88647 r9:8441d400 r8:8511092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.187436][ T32] r4:85110900 [ 1330.187510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.187615][ T32] r10:00000000 r9:85110900 r8:8027ed34 r7:eaa99e60 r6:85110980 r5:8441d400 [ 1330.187641][ T32] r4:00000001 [ 1330.187660][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.187726][ T32] Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) [ 1330.187782][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.187815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.187843][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.187871][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.187893][ T32] r4:85108740 [ 1330.188241][ T32] INFO: task kworker/1:198:4128 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.188276][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.188332][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.188454][ T32] Call trace: [ 1330.188519][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1330.188602][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.188717][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1330.188966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1330.189747][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.189773][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.189819][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.189861][ T32] r4:8508b100 [ 1330.189885][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.189987][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.210467][ T32] r4:00000001 [ 1330.210517][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.210581][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.210614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.210642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.210669][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.210700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.210724][ T32] r4:85086c80 [ 1330.210752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.210783][ T32] INFO: task kworker/1:199:4130 blocked for more than 456 seconds. [ 1330.210817][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.210945][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.210974][ T32] task:kworker/1:199 state:D stack:0 pid:4130 tgid:4130 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.211334][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.211448][ T32] Call trace: [ 1330.211528][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.211621][ T32] r10:82918644 r9:eaaadd84 r8:00000002 r7:60000113 r6:eaaadd8c r5:8441e000 [ 1330.211676][ T32] r4:8441e000 [ 1330.211700][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.211742][ T32] r5:8441e000 r4:82918640 [ 1330.211762][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.211832][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.211882][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 [ 1330.211904][ T32] r4:00000000 [ 1330.212027][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.212083][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.212217][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.212265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108a40 [ 1330.212287][ T32] r4:00000000 [ 1330.212313][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.212360][ T32] r9:83018205 r8:8441e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1330.212383][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.212425][ T32] r5:00001000 r4:eaab7000 [ 1330.212444][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.212488][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.212536][ T32] r5:850c5f8c r4:850c5c00 [ 1330.212558][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.212603][ T32] r7:ddde2d40 r6:83018200 r5:850c5f8c r4:85110a00 [ 1330.212624][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.212669][ T32] r10:61c88647 r9:8441e000 r8:85110a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.212691][ T32] r4:85110a00 [ 1330.212710][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.212767][ T32] r10:00000000 r9:85110a00 r8:8027ed34 r7:eaaa1e60 r6:85110a80 r5:8441e000 [ 1330.212793][ T32] r4:00000001 [ 1330.212812][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.212846][ T32] Exception stack(0xeaaadfb0 to 0xeaaadff8) [ 1330.212872][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.212913][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.212943][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.212973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.212996][ T32] r4:85108880 [ 1330.213504][ T32] INFO: task kworker/1:199:4130 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.213572][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.213650][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.213699][ T32] Call trace: ** 4 printk messages dropped ** [ 1330.213968][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1330.214399][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1330.214557][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1330.215145][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1330.215721][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1330.216643][ T32] r4:8441ec00 ** 2 printk messages dropped ** [ 1330.216753][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.216878][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.217023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108f00 ** 10 printk messages dropped ** [ 1330.217354][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.217660][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.217686][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.217744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.217770][ T32] r4:85108880 [ 1330.218067][ T32] INFO: task kworker/1:200:4132 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.218101][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.218156][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.218202][ T32] Call trace: [ 1330.218232][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.218279][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.218303][ T32] r4:00000000 [ 1330.218322][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.218372][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.218412][ T32] 1d20: 8da10000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.218504][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.218586][ T32] 1d60: 800f0013 ffffffff [ 1330.218613][ T32] r5:800f0013 r4:80239bd0 [ 1330.218647][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.218692][ T32] r4:82ac11e4 [ 1330.218736][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.219057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.219141][ T32] r4:e0691dc0 [ 1330.219170][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.219238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.219270][ T32] r4:00000000 [ 1330.219290][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.219337][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.219410][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.219462][ T32] r5:00001000 r4:ee7d5000 [ 1330.219482][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.219620][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.219682][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.219864][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.242444][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.242486][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.242572][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.242600][ T32] r4:8508b100 [ 1330.242647][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.242706][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.242757][ T32] r4:00000001 [ 1330.242783][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.242848][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.242883][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.242911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.242963][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.242997][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.243020][ T32] r4:85086c80 [ 1330.243044][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.243086][ T32] INFO: task kworker/1:201:4134 blocked for more than 456 seconds. [ 1330.243130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.243207][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.243255][ T32] task:kworker/1:201 state:D stack:0 pid:4134 tgid:4134 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1330.243600][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1330.243883][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1330.244308][ T32] r7:ddde2d40 r6:83018200 r5:850c638c r4:85110c00 ** 7 printk messages dropped ** [ 1330.244689][ T32] Exception stack(0xeaac1fb0 to 0xeaac1ff8) ** 4 printk messages dropped ** [ 1330.244880][ T32] r4:85108880 [ 1330.245301][ T32] INFO: task kworker/1:201:4134 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.245336][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.245393][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.245440][ T32] Call trace: [ 1330.245470][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.245519][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.245549][ T32] r4:00000000 [ 1330.245593][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.245636][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.245666][ T32] 1d20: 8dcea000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.245696][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.245720][ T32] 1d60: 800f0013 ffffffff [ 1330.245856][ T32] r5:800f0013 r4:80239bd0 [ 1330.245882][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.245978][ T32] r4:82ac11e4 [ 1330.246054][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.246132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.246195][ T32] r4:e0691dc0 [ 1330.246217][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.246261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.246284][ T32] r4:00000000 [ 1330.246304][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.246349][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.246396][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.246456][ T32] r5:00001000 r4:ee7d5000 [ 1330.246495][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.246547][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.246590][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.246610][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.246668][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.246693][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.246739][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.246761][ T32] r4:8508b100 [ 1330.246782][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.246852][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.246878][ T32] r4:00000001 [ 1330.246940][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.247004][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.247034][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1330.247143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1330.247516][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.247867][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1330.248182][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108d80 ** 11 printk messages dropped ** [ 1330.248736][ T32] r10:61c88647 r9:84416000 r8:85110d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1330.248892][ T32] Exception stack(0xeaac9fb0 to 0xeaac9ff8) ** 6 printk messages dropped ** [ 1330.249635][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1330.273451][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1330.273642][ T32] r4:00000000 [ 1330.273662][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.273994][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.274081][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.274130][ T32] r5:00001000 r4:ee7d5000 [ 1330.274176][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.274426][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.274474][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.274512][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.274566][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.274587][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.274638][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.274663][ T32] r4:8508b100 [ 1330.274684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.274729][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.274752][ T32] r4:00000001 [ 1330.274771][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.274805][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.274859][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.274920][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.274955][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.275011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.275037][ T32] r4:85086c80 [ 1330.275136][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.275178][ T32] INFO: task kworker/1:203:4137 blocked for more than 456 seconds. [ 1330.275214][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.275238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.275260][ T32] task:kworker/1:203 state:D stack:0 pid:4137 tgid:4137 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.275340][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.275412][ T32] Call trace: [ 1330.275474][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.275525][ T32] r10:82918644 r9:eaa61d84 r8:00000002 r7:60000113 r6:eaa61d8c r5:84416c00 [ 1330.275556][ T32] r4:84416c00 [ 1330.275576][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.275685][ T32] r5:84416c00 r4:82918640 [ 1330.275712][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.275771][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.275826][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 [ 1330.275854][ T32] r4:00000000 [ 1330.275874][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.275937][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.275996][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.276068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3040 [ 1330.276095][ T32] r4:00000000 [ 1330.276113][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.276161][ T32] r9:83018205 r8:84416c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1330.276186][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1330.276284][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.276737][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.276876][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1330.277731][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.277970][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1330.278340][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.278616][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1330.279069][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 7 printk messages dropped ** [ 1330.279310][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1330.279522][ T32] task:kworker/1:204 state:D stack:0 pid:4140 tgid:4140 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1330.298157][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1330.298399][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1330.298493][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.298553][ T32] r5:00001000 r4:eaae5000 [ 1330.298576][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.298719][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.298768][ T32] r5:850c738c r4:850c7000 [ 1330.298800][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.298902][ T32] r7:ddde2d40 r6:83018200 r5:850c738c r4:85110f00 [ 1330.298930][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.298977][ T32] r10:61c88647 r9:84420000 r8:85110f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.299025][ T32] r4:85110f00 [ 1330.299049][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.299094][ T32] r10:00000000 r9:85110f00 r8:8027ed34 r7:eaa61e60 r6:85110f80 r5:84420000 [ 1330.299122][ T32] r4:00000001 [ 1330.299143][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.299204][ T32] Exception stack(0xeaad5fb0 to 0xeaad5ff8) [ 1330.299244][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.299298][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.299336][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.299366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.299397][ T32] r4:850f3080 [ 1330.299793][ T32] INFO: task kworker/1:204:4140 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.310411][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.310489][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.310550][ T32] Call trace: [ 1330.310587][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.310663][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.310719][ T32] r4:00000000 [ 1330.310744][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.310784][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.310816][ T32] 1d20: 8e672000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.310872][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.310908][ T32] 1d60: 800f0013 ffffffff [ 1330.310937][ T32] r5:800f0013 r4:80239bd0 [ 1330.310959][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.311001][ T32] r4:82ac11e4 [ 1330.311020][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.311061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.311083][ T32] r4:e0691dc0 [ 1330.311103][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.311159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.311186][ T32] r4:00000000 [ 1330.311206][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.311254][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.311308][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.311359][ T32] r5:00001000 r4:ee7d5000 [ 1330.311382][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.311428][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.311471][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.311510][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.311596][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.311622][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.311820][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.311884][ T32] r4:8508b100 [ 1330.311908][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.312030][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.312179][ T32] r4:00000001 [ 1330.312305][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.312351][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.312385][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.312415][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.312468][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.312516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.312546][ T32] r4:85086c80 [ 1330.312568][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.312597][ T32] INFO: task kworker/1:205:4142 blocked for more than 456 seconds. [ 1330.312630][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.312784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.312809][ T32] task:kworker/1:205 state:D stack:0 pid:4142 tgid:4142 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.313099][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.313374][ T32] Call trace: [ 1330.313438][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.313484][ T32] r10:82918644 r9:eaae9d84 r8:00000002 r7:60000013 r6:eaae9d8c r5:84420c00 [ 1330.313520][ T32] r4:84420c00 [ 1330.313548][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.313589][ T32] r5:84420c00 r4:82918640 [ 1330.313609][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.313709][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.313762][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 [ 1330.313844][ T32] r4:00000000 [ 1330.313873][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.313912][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.313948][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.313989][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f32c0 [ 1330.314012][ T32] r4:00000000 [ 1330.314047][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.314095][ T32] r9:83018205 r8:84420c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1330.314116][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.314156][ T32] r5:00001000 r4:eaaf3000 [ 1330.314288][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.314423][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.314469][ T32] r5:850c778c r4:850c7400 [ 1330.314519][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.314597][ T32] r7:ddde2d40 r6:83018200 r5:850c778c r4:850ec000 ** 4 printk messages dropped ** [ 1330.314893][ T32] r10:00000000 r9:850ec000 r8:8027ed34 r7:eaad5e60 r6:850ec080 r5:84420c00 ** 9 printk messages dropped ** [ 1330.316087][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1330.317513][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1330.317631][ T32] r4:e0691dc0 [ 1330.317676][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.317724][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.317854][ T32] r4:00000000 [ 1330.317897][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.318059][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.318117][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.318204][ T32] r5:00001000 r4:ee7d5000 [ 1330.318253][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.318298][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.318340][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.318360][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.318406][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.318426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.318473][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.318541][ T32] r4:8508b100 [ 1330.318590][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.318641][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.318665][ T32] r4:00000001 [ 1330.318684][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.318731][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.318761][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.318815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.318846][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.318875][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.318897][ T32] r4:85086c80 [ 1330.318916][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.318940][ T32] INFO: task kworker/1:206:4144 blocked for more than 456 seconds. [ 1330.318968][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.318991][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.319017][ T32] task:kworker/1:206 state:D stack:0 pid:4144 tgid:4144 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.319298][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.319363][ T32] Call trace: [ 1330.319444][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.319575][ T32] r10:82918644 r9:eaaf1d84 r8:00000002 r7:60000113 r6:eaaf1d8c r5:84421800 [ 1330.319603][ T32] r4:84421800 [ 1330.319624][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.319690][ T32] r5:84421800 r4:82918640 [ 1330.319758][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.319804][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.319849][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 [ 1330.340179][ T32] r4:00000000 [ 1330.340236][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.340296][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.340336][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.340378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3480 [ 1330.340401][ T32] r4:00000000 [ 1330.340421][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.340467][ T32] r9:83018205 r8:84421800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1330.340526][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.340585][ T32] r5:00001000 r4:eaaf9000 [ 1330.340606][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.340647][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.340689][ T32] r5:850c7b8c r4:850c7800 [ 1330.340708][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.340780][ T32] r7:ddde2d40 r6:83018200 r5:850c7b8c r4:850ec100 ** 1 printk messages dropped ** [ 1330.340879][ T32] r10:61c88647 r9:84421800 r8:850ec12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1330.341259][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.341285][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.341315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.341360][ T32] r4:850f3300 [ 1330.341747][ T32] INFO: task kworker/1:206:4144 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.341795][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.341872][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.341924][ T32] Call trace: [ 1330.341956][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.342028][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.342055][ T32] r4:00000000 [ 1330.342075][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.342114][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.342153][ T32] 1d20: 8e9ab000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.342189][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.342216][ T32] 1d60: 800f0013 ffffffff [ 1330.342239][ T32] r5:800f0013 r4:80239bd0 [ 1330.342259][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.342301][ T32] r4:82ac11e4 [ 1330.342321][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.342362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.342384][ T32] r4:e0691dc0 [ 1330.342415][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.342461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.342484][ T32] r4:00000000 [ 1330.342526][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.342580][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.342603][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.342645][ T32] r5:00001000 r4:ee7d5000 [ 1330.342691][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.342760][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.342805][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.342825][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.342896][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 4 printk messages dropped ** [ 1330.343135][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1330.343439][ T32] INFO: task kworker/1:207:4146 blocked for more than 456 seconds. ** 8 printk messages dropped ** [ 1330.343971][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1330.344031][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1330.344246][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1330.344614][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1330.345071][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.345316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1330.346011][ T32] 1d20: 8e9ab000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1330.346226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 3 printk messages dropped ** [ 1330.346350][ T32] r4:00000000 [ 1330.346370][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.346439][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.346477][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.346538][ T32] r5:00001000 r4:ee7d5000 [ 1330.346598][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.346641][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.346682][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.346702][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.346754][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.346777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.346823][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.346873][ T32] r4:8508b100 [ 1330.346896][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.347210][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.347437][ T32] r4:00000001 [ 1330.347461][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.347497][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.347523][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.347583][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.347614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.347643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.347686][ T32] r4:85086c80 [ 1330.347811][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.347844][ T32] INFO: task kworker/0:310:4150 blocked for more than 456 seconds. [ 1330.347873][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.347897][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.347917][ T32] task:kworker/0:310 state:D stack:0 pid:4150 tgid:4150 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.348069][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.348161][ T32] Call trace: [ 1330.348250][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.348302][ T32] r10:82918644 r9:eab05d84 r8:00000002 r7:60000013 r6:eab05d8c r5:84423000 [ 1330.348325][ T32] r4:84423000 [ 1330.348344][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.348384][ T32] r5:84423000 r4:82918640 [ 1330.348417][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.348460][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.348528][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 [ 1330.348558][ T32] r4:00000000 [ 1330.348577][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.348616][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.348729][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.348910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fec00 [ 1330.348943][ T32] r4:00000000 [ 1330.348962][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.349032][ T32] r9:83018005 r8:84423000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [ 1330.349085][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.349144][ T32] r5:00001000 r4:df9ef000 [ 1330.349174][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.349214][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.349258][ T32] r5:85135f8c r4:85135c00 [ 1330.349294][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.349341][ T32] r7:dddced40 r6:83018000 r5:85135f8c r4:85111e80 ** 5 printk messages dropped ** [ 1330.349612][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.349794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1330.376889][ T32] 1d20: 8ed8a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1330.377538][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1330.378192][ T32] r4:8508b100 ** 3 printk messages dropped ** [ 1330.378330][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.378370][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.378397][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.378427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.378454][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.378522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.378552][ T32] r4:85086c80 [ 1330.378574][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.378603][ T32] INFO: task kworker/0:311:4153 blocked for more than 456 seconds. [ 1330.378636][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.378660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.378681][ T32] task:kworker/0:311 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.378725][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.378900][ T32] Call trace: [ 1330.378938][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.379010][ T32] r10:82918644 r9:eaaddd84 r8:00000002 r7:60000013 r6:eaaddd8c r5:84423c00 [ 1330.379037][ T32] r4:84423c00 [ 1330.379056][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.379100][ T32] r5:84423c00 r4:82918640 [ 1330.379121][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.379287][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.379337][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 [ 1330.379386][ T32] r4:00000000 [ 1330.379409][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.379447][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.379502][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.379553][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fed80 [ 1330.379581][ T32] r4:00000000 [ 1330.379600][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.379644][ T32] r9:83018005 r8:84423c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1330.379679][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.379723][ T32] r5:00001000 r4:dfbb5000 [ 1330.379742][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.379780][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.379875][ T32] r5:8513638c r4:85136000 [ 1330.386606][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.387210][ T32] r7:dddced40 r6:83018000 r5:8513638c r4:85111f00 [ 1330.387310][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.387364][ T32] r10:61c88647 r9:84423c00 r8:85111f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.387390][ T32] r4:85111f00 [ 1330.387479][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.387535][ T32] r10:00000000 r9:85111f00 r8:8027ed34 r7:eaa75e60 r6:850ec380 r5:84423c00 ** 5 printk messages dropped ** [ 1330.388334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.389645][ T32] Call trace: ** 9 printk messages dropped ** [ 1330.404908][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1330.405395][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 12 printk messages dropped ** [ 1330.406599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1330.406891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.406917][ T32] r4:85086c80 [ 1330.406940][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.406979][ T32] INFO: task kworker/0:312:4154 blocked for more than 456 seconds. [ 1330.407014][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.407065][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.407093][ T32] task:kworker/0:312 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.407144][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.407266][ T32] Call trace: [ 1330.407331][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.407378][ T32] r10:82918644 r9:ea931d84 r8:00000002 r7:60000013 r6:ea931d8c r5:84424800 [ 1330.407401][ T32] r4:84424800 [ 1330.407420][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.407459][ T32] r5:84424800 r4:82918640 [ 1330.407550][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.407597][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.407644][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08 [ 1330.407681][ T32] r4:00000000 [ 1330.407702][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.407741][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.407827][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.407883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe200 [ 1330.408011][ T32] r4:00000000 [ 1330.408035][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.408079][ T32] r9:83018005 r8:84424800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [ 1330.408188][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.408235][ T32] r5:00001000 r4:dff31000 [ 1330.408254][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.408294][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.408335][ T32] r5:85136f8c r4:85136c00 [ 1330.408355][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.408403][ T32] r7:dddced40 r6:83018000 r5:85136f8c r4:85111f80 [ 1330.408425][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.408469][ T32] r10:61c88647 r9:84424800 r8:85111fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.408718][ T32] r4:85111f80 [ 1330.408750][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.408794][ T32] r10:00000000 r9:85111f80 r8:8027ed34 r7:eaa75e60 r6:850ec400 r5:84424800 [ 1330.408834][ T32] r4:00000001 [ 1330.408856][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.409049][ T32] Exception stack(0xea931fb0 to 0xea931ff8) [ 1330.409080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.409109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.409136][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.409164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.409186][ T32] r4:850fea40 [ 1330.409580][ T32] INFO: task kworker/0:312:4154 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.409667][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1330.426565][ T32] Call trace: ** 7 printk messages dropped ** [ 1330.426992][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.427224][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1330.427489][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.427943][ T32] r4:8508b100 ** 3 printk messages dropped ** [ 1330.428190][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.428226][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.428279][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.428342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.428372][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.428417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.428445][ T32] r4:85086c80 [ 1330.428471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.428501][ T32] INFO: task kworker/1:208:4156 blocked for more than 456 seconds. [ 1330.428537][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.428588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.428646][ T32] task:kworker/1:208 state:D stack:0 pid:4156 tgid:4156 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.428765][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.429008][ T32] Call trace: [ 1330.429070][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.429195][ T32] r10:82918644 r9:eab11d84 r8:00000002 r7:60000113 r6:eab11d8c r5:84425400 [ 1330.429221][ T32] r4:84425400 [ 1330.429242][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.429282][ T32] r5:84425400 r4:82918640 [ 1330.429302][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.429342][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.429386][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 [ 1330.429408][ T32] r4:00000000 [ 1330.429426][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.429512][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.429576][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.429622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fee40 [ 1330.429644][ T32] r4:00000000 [ 1330.429663][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.429707][ T32] r9:83018205 r8:84425400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1330.429728][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.429768][ T32] r5:00001000 r4:dfc89000 [ 1330.429787][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.437458][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.437563][ T32] r5:8513678c r4:85136400 ** 1 printk messages dropped ** [ 1330.437876][ T32] r7:ddde2d40 r6:83018200 r5:8513678c r4:850ec480 ** 5 printk messages dropped ** [ 1330.438285][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1330.438548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.438588][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.438982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.439022][ T32] r4:850f3900 [ 1330.439456][ T32] INFO: task kworker/1:208:4156 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.439494][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.439731][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.439787][ T32] Call trace: [ 1330.451949][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.452033][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.452096][ T32] r4:00000000 [ 1330.452123][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.452172][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.452204][ T32] 1d20: 8f56d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.452234][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.452257][ T32] 1d60: 800f0013 ffffffff [ 1330.452280][ T32] r5:800f0013 r4:80239bd0 [ 1330.452300][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.452342][ T32] r4:82ac11e4 [ 1330.452362][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.452404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.452427][ T32] r4:e0691dc0 [ 1330.452447][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.452528][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.452566][ T32] r4:00000000 [ 1330.452587][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.452640][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.452794][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.452845][ T32] r5:00001000 r4:ee7d5000 [ 1330.452867][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.452907][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.452971][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.452997][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.453130][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1330.453277][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 5 printk messages dropped ** [ 1330.453434][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1330.454359][ T32] r4:84426000 ** 2 printk messages dropped ** [ 1330.454478][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.454522][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.454630][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.454958][ T32] r9:83018205 r8:84426000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 ** 7 printk messages dropped ** [ 1330.455338][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1330.455826][ T32] r4:850f3900 ** 2 printk messages dropped ** [ 1330.456585][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1330.457288][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1330.457500][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1330.458417][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1330.458850][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1330.459637][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.480092][ T32] INFO: task kworker/1:210:4158 blocked for more than 457 seconds. [ 1330.480166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.480195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.480219][ T32] task:kworker/1:210 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.480346][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.480446][ T32] Call trace: [ 1330.480515][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.480578][ T32] r10:82918644 r9:eab1dd84 r8:00000002 r7:60000113 r6:eab1dd8c r5:84426c00 [ 1330.480602][ T32] r4:84426c00 [ 1330.480623][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.480692][ T32] r5:84426c00 r4:82918640 [ 1330.480719][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.480760][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.480807][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab1de08 [ 1330.480835][ T32] r4:00000000 [ 1330.480856][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.480894][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.480932][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.480973][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3a80 [ 1330.480995][ T32] r4:00000000 [ 1330.481014][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.481060][ T32] r9:83018205 r8:84426c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1330.481081][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.481124][ T32] r5:00001000 r4:dfdd3000 [ 1330.481145][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.481209][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.481261][ T32] r5:850d078c r4:850d0400 [ 1330.481283][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.481331][ T32] r7:ddde2d40 r6:83018200 r5:850d078c r4:850ec680 [ 1330.481352][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.481466][ T32] r10:61c88647 r9:84426c00 r8:850ec6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1330.481521][ T32] r4:850ec680 [ 1330.481550][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.481595][ T32] r10:00000000 r9:850ec680 r8:8027ed34 r7:eab19e60 r6:850ec700 r5:84426c00 [ 1330.481642][ T32] r4:00000001 [ 1330.481666][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.481702][ T32] Exception stack(0xeab1dfb0 to 0xeab1dff8) [ 1330.481731][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.481786][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.481849][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.481882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.481916][ T32] r4:850f3900 [ 1330.482332][ T32] INFO: task kworker/1:210:4158 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.482370][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.482461][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.482509][ T32] Call trace: [ 1330.482570][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.482623][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.482672][ T32] r4:00000000 [ 1330.482695][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.482734][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.482764][ T32] 1d20: 8f829000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.482795][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.482818][ T32] 1d60: 800f0013 ffffffff [ 1330.482841][ T32] r5:800f0013 r4:80239bd0 [ 1330.482861][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.482905][ T32] r4:82ac11e4 [ 1330.482927][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.482970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.482991][ T32] r4:e0691dc0 [ 1330.483036][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.483107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.483138][ T32] r4:00000000 [ 1330.483160][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.483206][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.483253][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.483304][ T32] r5:00001000 r4:ee7d5000 [ 1330.483327][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.483366][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.483419][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.483444][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.483489][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.483509][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.483565][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.483614][ T32] r4:8508b100 [ 1330.483638][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.483764][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.483830][ T32] r4:00000001 [ 1330.483856][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.483905][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.483949][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.483980][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.484030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.484061][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.484083][ T32] r4:85086c80 [ 1330.484102][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.484127][ T32] INFO: task kworker/1:211:4160 blocked for more than 457 seconds. [ 1330.484157][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.484180][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.484201][ T32] task:kworker/1:211 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1330.484402][ T32] r10:82918644 r9:eab25d84 r8:00000002 r7:60000113 r6:eab25d8c r5:84428000 ** 3 printk messages dropped ** [ 1330.484508][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.484673][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1330.484826][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191580 ** 9 printk messages dropped ** [ 1330.485222][ T32] r7:ddde2d40 r6:83018200 r5:850d0b8c r4:850ec780 ** 7 printk messages dropped ** [ 1330.485635][ T32] Exception stack(0xeab25fb0 to 0xeab25ff8) ** 7 printk messages dropped ** [ 1330.486352][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.486646][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1330.487153][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1330.487999][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1330.488535][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1330.488927][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1330.513646][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1330.514038][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1330.514151][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab31e08 [ 1330.514204][ T32] r4:00000000 [ 1330.514227][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.514266][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.514307][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.514349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105800 [ 1330.514371][ T32] r4:00000000 [ 1330.514405][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.514456][ T32] r9:83018005 r8:84428c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [ 1330.514479][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.514522][ T32] r5:00001000 r4:dffed000 [ 1330.514578][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.514623][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.514693][ T32] r5:8513738c r4:85137000 [ 1330.514724][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.514772][ T32] r7:dddced40 r6:83018000 r5:8513738c r4:85097000 [ 1330.514805][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.514856][ T32] r10:61c88647 r9:84428c00 r8:8509702c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.514893][ T32] r4:85097000 [ 1330.514942][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.514992][ T32] r10:00000000 r9:85097000 r8:8027ed34 r7:ea931e60 r6:850ec880 r5:84428c00 [ 1330.515015][ T32] r4:00000001 [ 1330.515035][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.515097][ T32] Exception stack(0xeab31fb0 to 0xeab31ff8) [ 1330.515154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.515188][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.515215][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.515243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.515289][ T32] r4:850fe380 [ 1330.515726][ T32] INFO: task kworker/0:313:4163 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.515772][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.515869][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.515943][ T32] Call trace: [ 1330.515985][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.516035][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.516078][ T32] r4:00000000 [ 1330.516114][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.516156][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.516200][ T32] 1d20: 8fab7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.516234][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.516286][ T32] 1d60: 800f0013 ffffffff [ 1330.516313][ T32] r5:800f0013 r4:80239bd0 [ 1330.516333][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.516386][ T32] r4:82ac11e4 [ 1330.516410][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1330.516618][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.516860][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1330.518373][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1330.519100][ T32] INFO: task kworker/0:314:4165 blocked for more than 457 seconds. ** 10 printk messages dropped ** [ 1330.537429][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.537476][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.537678][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.538561][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.539538][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.546146][ T32] Exception stack(0xeab41fb0 to 0xeab41ff8) ** 4 printk messages dropped ** [ 1330.546284][ T32] r4:851058c0 [ 1330.546753][ T32] INFO: task kworker/0:314:4165 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.546795][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.546898][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.546970][ T32] Call trace: [ 1330.547017][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.547073][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.547110][ T32] r4:00000000 [ 1330.547134][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.547199][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.547439][ T32] 1d20: 8ff17000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.547498][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.547542][ T32] 1d60: 800f0013 ffffffff [ 1330.547570][ T32] r5:800f0013 r4:80239bd0 [ 1330.547591][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.547640][ T32] r4:82ac11e4 [ 1330.547662][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.547748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.547773][ T32] r4:e0691dc0 [ 1330.547793][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.547834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.547856][ T32] r4:00000000 [ 1330.547875][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.547921][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.547944][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.547985][ T32] r5:00001000 r4:ee7d5000 [ 1330.548058][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.548130][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.548176][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.548211][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.548260][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.548306][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.548356][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.548379][ T32] r4:8508b100 [ 1330.548404][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.548455][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.548479][ T32] r4:00000001 [ 1330.548499][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.548540][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.548568][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.548598][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1330.548821][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1330.549108][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1330.549166][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1330.549483][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1330.562733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1330.563236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1330.564318][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1330.564491][ T32] r4:e0691dc0 ** 8 printk messages dropped ** [ 1330.564896][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1330.565269][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1330.565429][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1330.565842][ T32] INFO: task kworker/0:316:4168 blocked for more than 457 seconds. ** 10 printk messages dropped ** [ 1330.566335][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.566377][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.566426][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 [ 1330.566476][ T32] r4:00000000 [ 1330.566499][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.566545][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.566581][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.566622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098180 [ 1330.566644][ T32] r4:00000000 [ 1330.566663][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.566706][ T32] r9:83018005 r8:8442a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1330.566728][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.566770][ T32] r5:00001000 r4:e0135000 [ 1330.566795][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.566835][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.566896][ T32] r5:85137b8c r4:85137800 [ 1330.566972][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.567021][ T32] r7:dddced40 r6:83018000 r5:85137b8c r4:85097180 [ 1330.567042][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.567087][ T32] r10:61c88647 r9:8442a400 r8:850971ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.567109][ T32] r4:85097180 [ 1330.567153][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.567200][ T32] r10:00000000 r9:85097180 r8:8027ed34 r7:eab41e60 r6:850eca00 r5:8442a400 [ 1330.567222][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1330.567283][ T32] Exception stack(0xeab4dfb0 to 0xeab4dff8) ** 6 printk messages dropped ** [ 1330.567846][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1330.568549][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 8 printk messages dropped ** [ 1330.569091][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1330.569408][ T32] r4:8508b100 ** 8 printk messages dropped ** [ 1330.593483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1330.594722][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1330.595078][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.595883][ T32] r4:85097200 [ 1330.595908][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.595955][ T32] r10:00000000 r9:85097200 r8:8027ed34 r7:eab41e60 r6:850eca80 r5:8442bc00 [ 1330.595977][ T32] r4:00000001 [ 1330.596040][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.596092][ T32] Exception stack(0xeab55fb0 to 0xeab55ff8) [ 1330.596150][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.596197][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.596255][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.596295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.596320][ T32] r4:85098140 [ 1330.596816][ T32] INFO: task kworker/0:317:4170 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.597477][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.597693][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.597765][ T32] Call trace: [ 1330.597902][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.597965][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.598101][ T32] r4:00000000 [ 1330.598357][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.598419][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.598458][ T32] 1d20: 90527000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.598489][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.598513][ T32] 1d60: 800f0013 ffffffff [ 1330.598543][ T32] r5:800f0013 r4:80239bd0 [ 1330.598564][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.598607][ T32] r4:82ac11e4 [ 1330.598627][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.598700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.598806][ T32] r4:e0691dc0 [ 1330.598843][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.598890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.598913][ T32] r4:00000000 [ 1330.598933][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.599028][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.599055][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.599100][ T32] r5:00001000 r4:ee7d5000 [ 1330.599169][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.599215][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.599256][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.599303][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.599383][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.599407][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.599453][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.599475][ T32] r4:8508b100 [ 1330.599495][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.599545][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.599568][ T32] r4:00000001 [ 1330.599600][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.599685][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.599818][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.614970][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.615026][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.615062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.615089][ T32] r4:85086c80 [ 1330.615113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.615144][ T32] INFO: task kworker/0:318:4172 blocked for more than 457 seconds. [ 1330.615179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.615204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.615227][ T32] task:kworker/0:318 state:D stack:0 pid:4172 tgid:4172 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.615509][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.615576][ T32] Call trace: [ 1330.615616][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.615933][ T32] r10:82918644 r9:eab5dd84 r8:00000002 r7:60000013 r6:eab5dd8c r5:8442c800 [ 1330.615971][ T32] r4:8442c800 [ 1330.616082][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.616155][ T32] r5:8442c800 r4:82918640 [ 1330.616178][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.616219][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1330.616287][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.616757][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.617497][ T32] r5:8514638c r4:85146000 ** 3 printk messages dropped ** [ 1330.617697][ T32] r10:61c88647 r9:8442c800 r8:850972ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1330.617812][ T32] r4:00000001 [ 1330.617831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.617867][ T32] Exception stack(0xeab5dfb0 to 0xeab5dff8) [ 1330.618093][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.618328][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.618442][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.618537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.618566][ T32] r4:85098140 [ 1330.619068][ T32] INFO: task kworker/0:318:4172 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.619137][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.619244][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.619571][ T32] Call trace: [ 1330.619617][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.619705][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.619736][ T32] r4:00000000 [ 1330.619824][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.636597][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.636654][ T32] 1d20: 907b1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.636685][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.636709][ T32] 1d60: 800f0013 ffffffff [ 1330.636736][ T32] r5:800f0013 r4:80239bd0 [ 1330.636787][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.636855][ T32] r4:82ac11e4 [ 1330.636877][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.636933][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.636987][ T32] r4:e0691dc0 [ 1330.637012][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.637074][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.637101][ T32] r4:00000000 [ 1330.637122][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.637170][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.637192][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.637262][ T32] r5:00001000 r4:ee7d5000 [ 1330.637464][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.637510][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.637559][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.637581][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.637628][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.637857][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.637916][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.637955][ T32] r4:8508b100 [ 1330.637979][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.638031][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.638122][ T32] r4:00000001 [ 1330.638146][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.638360][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.638397][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1330.638755][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1330.653840][ T32] task:kworker/0:319 state:D stack:0 pid:4174 tgid:4174 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1330.656010][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.656194][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.656253][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 [ 1330.656485][ T32] r4:00000000 [ 1330.656510][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.656951][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.657043][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.657099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098540 [ 1330.657123][ T32] r4:00000000 [ 1330.657144][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.657190][ T32] r9:83018005 r8:8442d400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [ 1330.657213][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.657280][ T32] r5:00001000 r4:e0737000 [ 1330.657321][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.657483][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.657726][ T32] r5:8514438c r4:85144000 [ 1330.657751][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.657807][ T32] r7:dddced40 r6:83018000 r5:8514438c r4:85097300 [ 1330.657829][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.657876][ T32] r10:61c88647 r9:8442d400 r8:8509732c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.658055][ T32] r4:85097300 [ 1330.658080][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.658126][ T32] r10:00000000 r9:85097300 r8:8027ed34 r7:eab5de60 r6:850ecb80 r5:8442d400 [ 1330.658150][ T32] r4:00000001 [ 1330.658187][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.658228][ T32] Exception stack(0xeab65fb0 to 0xeab65ff8) [ 1330.658257][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.658314][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.658351][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.658396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.658422][ T32] r4:85098380 [ 1330.658900][ T32] INFO: task kworker/0:319:4174 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.658938][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.659026][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.659079][ T32] Call trace: [ 1330.659111][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.659159][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.659207][ T32] r4:00000000 [ 1330.659249][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.659291][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.659322][ T32] 1d20: 9095a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1330.659774][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1330.682294][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1330.682653][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1330.683186][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1330.683559][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.683617][ T32] task:kworker/0:320 state:D stack:0 pid:4176 tgid:4176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.683719][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.683793][ T32] Call trace: [ 1330.683832][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.683957][ T32] r10:82918644 r9:eab6dd84 r8:00000002 r7:60000013 r6:eab6dd8c r5:8442e000 [ 1330.683984][ T32] r4:8442e000 [ 1330.684004][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.684148][ T32] r5:8442e000 r4:82918640 [ 1330.684174][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.684215][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.684261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 [ 1330.684359][ T32] r4:00000000 [ 1330.684390][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.684430][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.684524][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.684620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098600 [ 1330.684646][ T32] r4:00000000 [ 1330.684693][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1330.684772][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.685433][ T32] r10:00000000 r9:85097380 r8:8027ed34 r7:eab5de60 r6:850ecc00 r5:8442e000 ** 10 printk messages dropped ** [ 1330.686367][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.686887][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1330.687367][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1330.687789][ T32] r5:85f9ab8c r4:85f9a800 ** 8 printk messages dropped ** [ 1330.688102][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1330.688566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1330.688951][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.689058][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1330.689243][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.689574][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.712756][ T32] Exception stack(0xeab75fb0 to 0xeab75ff8) ** 6 printk messages dropped ** [ 1330.713802][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.713889][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.713941][ T32] Call trace: [ 1330.713974][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.714025][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.714074][ T32] r4:00000000 [ 1330.714100][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.714140][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.714171][ T32] 1d20: 9118a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.714225][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.714255][ T32] 1d60: 800f0013 ffffffff [ 1330.714725][ T32] r5:800f0013 r4:80239bd0 [ 1330.714750][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.714799][ T32] r4:82ac11e4 [ 1330.714836][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.714882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.714927][ T32] r4:e0691dc0 [ 1330.715216][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.715677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.716462][ T32] r4:00000000 [ 1330.716498][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.716552][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.716663][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.716743][ T32] r5:00001000 r4:ee7d5000 [ 1330.716768][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.716817][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.716859][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.716879][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.716992][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.717161][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.717217][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.717319][ T32] r4:8508b100 [ 1330.717343][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.717976][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.718033][ T32] r4:00000001 [ 1330.718073][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.718112][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.718139][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.718167][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.718193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.718223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.718261][ T32] r4:85086c80 [ 1330.718287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.718317][ T32] INFO: task kworker/0:322:4180 blocked for more than 457 seconds. [ 1330.718352][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.718405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.718438][ T32] task:kworker/0:322 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.718485][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.718580][ T32] Call trace: [ 1330.718618][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.718690][ T32] r10:82918644 r9:eab7dd84 r8:00000002 r7:60000113 r6:eab7dd8c r5:851d0000 [ 1330.718718][ T32] r4:851d0000 [ 1330.718763][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.718835][ T32] r5:851d0000 r4:82918640 [ 1330.718900][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.719021][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.719082][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 [ 1330.719108][ T32] r4:00000000 [ 1330.719127][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.719178][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1330.719372][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1330.742748][ T32] r4:85097480 ** 4 printk messages dropped ** [ 1330.742985][ T32] Exception stack(0xeab7dfb0 to 0xeab7dff8) ** 7 printk messages dropped ** [ 1330.743959][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1330.745453][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1330.746657][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1330.747519][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 7 printk messages dropped ** [ 1330.748564][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1330.749116][ T32] INFO: task kworker/0:323:4182 blocked for more than 457 seconds. ** 7 printk messages dropped ** [ 1330.749718][ T32] r4:851d3000 ** 2 printk messages dropped ** [ 1330.749861][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.770523][ T32] r4:00000000 [ 1330.770549][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.770593][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.770636][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.770692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098a80 [ 1330.770720][ T32] r4:00000000 [ 1330.770741][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.770822][ T32] r9:83018005 r8:851d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1330.770851][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.770899][ T32] r5:00001000 r4:e078f000 [ 1330.770947][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.770991][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.771035][ T32] r5:8514538c r4:85145000 [ 1330.771055][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.771139][ T32] r7:dddced40 r6:83018000 r5:8514538c r4:85097500 [ 1330.771165][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.771211][ T32] r10:61c88647 r9:851d3000 r8:8509752c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.771234][ T32] r4:85097500 [ 1330.771253][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.771297][ T32] r10:00000000 r9:85097500 r8:8027ed34 r7:eab5de60 r6:850ecd80 r5:851d3000 [ 1330.771319][ T32] r4:00000001 [ 1330.771339][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.771390][ T32] Exception stack(0xeab85fb0 to 0xeab85ff8) [ 1330.771458][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1330.771494][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.771539][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.771579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.771602][ T32] r4:85098880 [ 1330.772157][ T32] INFO: task kworker/0:323:4182 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.772207][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.772278][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.772385][ T32] Call trace: [ 1330.772424][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.772477][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.772563][ T32] r4:00000000 [ 1330.772587][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.772628][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.772659][ T32] 1d20: 91782000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.772739][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.772768][ T32] 1d60: 800f0013 ffffffff [ 1330.772798][ T32] r5:800f0013 r4:80239bd0 [ 1330.772820][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.772862][ T32] r4:82ac11e4 [ 1330.772882][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 6 printk messages dropped ** [ 1330.773418][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 11 printk messages dropped ** [ 1330.774022][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 10 printk messages dropped ** [ 1330.774717][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1330.775112][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1330.775214][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1330.775604][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.775878][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1330.776367][ T32] Exception stack(0xeab21fb0 to 0xeab21ff8) ** 7 printk messages dropped ** [ 1330.777102][ T32] Workqueue: events bpf_prog_free_deferred ** 12 printk messages dropped ** [ 1330.777804][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 11 printk messages dropped ** [ 1330.778332][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1330.778603][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 10 printk messages dropped ** [ 1330.778917][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1330.808641][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.809188][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1330.809667][ T32] r5:85145b8c r4:85145800 ** 6 printk messages dropped ** [ 1330.813181][ T32] r10:00000000 r9:85097680 r8:8027ed34 r7:eab5de60 r6:85097700 r5:8488e000 ** 10 printk messages dropped ** [ 1330.814196][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1330.814713][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1330.815644][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1330.816295][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1330.816456][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 7 printk messages dropped ** [ 1330.816706][ T32] Not tainted 6.15.0-syzkaller #0 ** 1 printk messages dropped ** [ 1330.816755][ T32] task:kworker/0:326 state:D stack:0 pid:4188 tgid:4188 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.816810][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.816852][ T32] Call trace: [ 1330.816973][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.817072][ T32] r10:82918644 r9:eab29d84 r8:00000002 r7:60000113 r6:eab29d8c r5:8488bc00 [ 1330.817099][ T32] r4:8488bc00 [ 1330.817137][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.817319][ T32] r5:8488bc00 r4:82918640 [ 1330.817369][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.817439][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.817587][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab29e08 [ 1330.817673][ T32] r4:00000000 [ 1330.817721][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.817826][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.817884][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.817983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098d80 [ 1330.818014][ T32] r4:00000000 [ 1330.818117][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.818187][ T32] r9:83018005 r8:8488bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1330.818239][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.818302][ T32] r5:00001000 r4:ea907000 [ 1330.818428][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.818480][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.818548][ T32] r5:85145f8c r4:85145c00 [ 1330.818572][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.818617][ T32] r7:dddced40 r6:83018000 r5:85145f8c r4:85097780 [ 1330.818638][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.818695][ T32] r10:61c88647 r9:8488bc00 r8:850977ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.818722][ T32] r4:85097780 [ 1330.818742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.818793][ T32] r10:00000000 r9:85097780 r8:8027ed34 r7:eab5de60 r6:85097800 r5:8488bc00 [ 1330.818817][ T32] r4:00000001 [ 1330.818862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.818901][ T32] Exception stack(0xeab29fb0 to 0xeab29ff8) [ 1330.818928][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.818957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.818983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.819012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.819034][ T32] r4:85098c00 [ 1330.819488][ T32] INFO: task kworker/0:326:4188 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.819747][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.837055][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.837183][ T32] Call trace: [ 1330.837222][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.837279][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.837305][ T32] r4:00000000 [ 1330.837328][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.837369][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.837438][ T32] 1d20: 91d43000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.837890][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.838052][ T32] 1d60: 800f0013 ffffffff [ 1330.838120][ T32] r5:800f0013 r4:80239bd0 [ 1330.838147][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.838193][ T32] r4:82ac11e4 [ 1330.838215][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1330.838588][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1330.838739][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 11 printk messages dropped ** [ 1330.839850][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 7 printk messages dropped ** [ 1330.852485][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1330.852660][ T32] task:kworker/0:327 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1330.852996][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1330.853603][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1330.854054][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1330.854274][ T32] r4:85098fc0 ** 3 printk messages dropped ** [ 1330.855124][ T32] Call trace: ** 6 printk messages dropped ** [ 1330.855376][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1330.855763][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1330.856020][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1330.856551][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1330.856675][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.856726][ T32] INFO: task kworker/0:328:4193 blocked for more than 457 seconds. [ 1330.856760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.856794][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.856817][ T32] task:kworker/0:328 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.856864][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.856933][ T32] Call trace: [ 1330.856997][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.857089][ T32] r10:82918644 r9:eab99d84 r8:00000002 r7:60000013 r6:eab99d8c r5:8515a400 [ 1330.857115][ T32] r4:8515a400 [ 1330.857134][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.857174][ T32] r5:8515a400 r4:82918640 [ 1330.857193][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.857252][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.857320][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 [ 1330.857345][ T32] r4:00000000 [ 1330.857409][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.857478][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.857579][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.857643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851062c0 [ 1330.857670][ T32] r4:00000000 [ 1330.857689][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.857733][ T32] r9:83018005 r8:8515a400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [ 1330.857767][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.857876][ T32] r5:00001000 r4:ea95b000 [ 1330.857906][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.857948][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.857989][ T32] r5:85146f8c r4:85146c00 [ 1330.858299][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.858356][ T32] r7:dddced40 r6:83018000 r5:85146f8c r4:85097980 [ 1330.858396][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.858458][ T32] r10:61c88647 r9:8515a400 r8:850979ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.858483][ T32] r4:85097980 [ 1330.858519][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.858567][ T32] r10:00000000 r9:85097980 r8:8027ed34 r7:eab95e60 r6:85097a00 r5:8515a400 [ 1330.858590][ T32] r4:00000001 [ 1330.858609][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.858643][ T32] Exception stack(0xeab99fb0 to 0xeab99ff8) [ 1330.858668][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1330.858718][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.858751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.858780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.858809][ T32] r4:85106000 [ 1330.859109][ T32] INFO: task kworker/0:328:4193 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.859143][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.859212][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.859264][ T32] Call trace: [ 1330.859296][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.859344][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.859368][ T32] r4:00000000 [ 1330.859387][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 5 printk messages dropped ** [ 1330.859580][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1330.884085][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1330.884953][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1330.885305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1330.886024][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1330.886224][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 ** 7 printk messages dropped ** [ 1330.886770][ T32] r9:83018005 r8:848b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 11 printk messages dropped ** [ 1330.888149][ T32] r10:00000000 r9:85097a80 r8:8027ed34 r7:eab99e60 r6:85097b00 r5:848b0c00 ** 7 printk messages dropped ** [ 1330.888664][ T32] r4:85106180 ** 5 printk messages dropped ** [ 1330.909611][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 13 printk messages dropped ** [ 1330.910593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 10 printk messages dropped ** [ 1330.911120][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1330.911482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1330.912039][ T32] r10:82918644 r9:eab9dd84 r8:00000002 r7:60000113 r6:eab9dd8c r5:848b1800 ** 2 printk messages dropped ** [ 1330.912121][ T32] r5:848b1800 r4:82918640 ** 6 printk messages dropped ** [ 1330.912466][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1330.912958][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.913002][ T32] r7:dddced40 r6:83018000 r5:8514738c r4:85097b80 [ 1330.913046][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.913098][ T32] r10:61c88647 r9:848b1800 r8:85097bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.913123][ T32] r4:85097b80 [ 1330.913214][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.913311][ T32] r10:00000000 r9:85097b80 r8:8027ed34 r7:eab99e60 r6:85097c00 r5:848b1800 [ 1330.913453][ T32] r4:00000001 [ 1330.913477][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.913514][ T32] Exception stack(0xeab9dfb0 to 0xeab9dff8) [ 1330.913544][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1330.913600][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.913632][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.913676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.913804][ T32] r4:85106280 [ 1330.914271][ T32] INFO: task kworker/0:330:4197 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.914306][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.914600][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.914648][ T32] Call trace: [ 1330.914679][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.914727][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.914750][ T32] r4:00000000 [ 1330.914768][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.914831][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.914866][ T32] 1d20: 92454000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.914896][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.914920][ T32] 1d60: 800f0013 ffffffff [ 1330.914944][ T32] r5:800f0013 r4:80239bd0 [ 1330.914986][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.915052][ T32] r4:82ac11e4 [ 1330.915076][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.915119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.915148][ T32] r4:e0691dc0 [ 1330.915203][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.915248][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.915285][ T32] r4:00000000 [ 1330.915536][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.915588][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.915611][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.915709][ T32] r5:00001000 r4:ee7d5000 [ 1330.915754][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.916081][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.916207][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.916329][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.916382][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.916405][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.916450][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.916492][ T32] r4:8508b100 [ 1330.916736][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.916792][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.916822][ T32] r4:00000001 [ 1330.916843][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.916879][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.917259][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.917367][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.917399][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.917477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.917518][ T32] r4:85086c80 [ 1330.917557][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.917600][ T32] INFO: task kworker/0:331:4200 blocked for more than 457 seconds. [ 1330.917633][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.917658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.917756][ T32] task:kworker/0:331 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1330.917948][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1330.918295][ T32] r5:848b3000 r4:82918640 [ 1330.918476][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.918739][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.918779][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.918828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85106540 [ 1330.918850][ T32] r4:00000000 [ 1330.918868][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.918911][ T32] r9:83018005 r8:848b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1330.918934][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.918975][ T32] r5:00001000 r4:ea979000 [ 1330.918994][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.919032][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.919074][ T32] r5:8514778c r4:85147400 [ 1330.919094][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.919137][ T32] r7:dddced40 r6:83018000 r5:8514778c r4:85097c80 [ 1330.919183][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.919258][ T32] r10:61c88647 r9:848b3000 r8:85097cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.919285][ T32] r4:85097c80 [ 1330.919305][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.919350][ T32] r10:00000000 r9:85097c80 r8:8027ed34 r7:eab9de60 r6:85097d00 r5:848b3000 [ 1330.919372][ T32] r4:00000001 [ 1330.919390][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.919424][ T32] Exception stack(0xeaba1fb0 to 0xeaba1ff8) [ 1330.919450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.919478][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.919505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.919558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.919584][ T32] r4:85106340 [ 1330.942581][ T32] INFO: task kworker/0:331:4200 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1330.942697][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.942881][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.942961][ T32] Call trace: [ 1330.943000][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.943058][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.943084][ T32] r4:00000000 [ 1330.943126][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.943170][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.943289][ T32] 1d20: 9294e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.943329][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.943405][ T32] 1d60: 800f0013 ffffffff [ 1330.943435][ T32] r5:800f0013 r4:80239bd0 [ 1330.943457][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.943517][ T32] r4:82ac11e4 [ 1330.943548][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.943592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.943797][ T32] r4:e0691dc0 [ 1330.943831][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.943894][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.943922][ T32] r4:00000000 [ 1330.943943][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.943995][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.944020][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.944062][ T32] r5:00001000 r4:ee7d5000 [ 1330.944083][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.944123][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.944241][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.944266][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1330.944485][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1330.944709][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 7 printk messages dropped ** [ 1330.944931][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1330.945309][ T32] r4:848b3c00 ** 1 printk messages dropped ** [ 1330.945375][ T32] r5:848b3c00 r4:82918640 [ 1330.945395][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1330.945511][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1330.945984][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1330.946506][ T32] r10:00000000 r9:85097d80 r8:8027ed34 r7:eaba1e60 r6:85097e00 r5:848b3c00 ** 9 printk messages dropped ** [ 1330.947344][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1330.948270][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1330.948462][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1330.948967][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1330.949304][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1330.970938][ T32] r5:848b2400 r4:82918640 [ 1330.970997][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1330.971433][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1330.972428][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1330.973472][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1330.974695][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.974812][ T32] Call trace: [ 1330.974887][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1330.974997][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1330.975053][ T32] r4:00000000 [ 1330.975101][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1330.975188][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1330.975282][ T32] 1d20: 92b4d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1330.975361][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1330.975422][ T32] 1d60: 800f0013 ffffffff [ 1330.975477][ T32] r5:800f0013 r4:80239bd0 [ 1330.975551][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1330.975716][ T32] r4:82ac11e4 [ 1330.975792][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1330.975856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1330.975894][ T32] r4:e0691dc0 [ 1330.975944][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.976052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1330.976094][ T32] r4:00000000 [ 1330.976156][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1330.976249][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1330.976348][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1330.976431][ T32] r5:00001000 r4:ee7d5000 [ 1330.976460][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1330.976535][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1330.976625][ T32] r5:85f9ab8c r4:85f9a800 [ 1330.976670][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1330.976766][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1330.976800][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1330.976856][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1330.976909][ T32] r4:8508b100 [ 1330.976935][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1330.977018][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1330.977200][ T32] r4:00000001 [ 1330.977227][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1330.977269][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1330.977353][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1330.977387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1330.977415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1330.977524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1330.977557][ T32] r4:85086c80 [ 1330.977591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1330.977638][ T32] INFO: task kworker/0:334:4205 blocked for more than 457 seconds. [ 1330.977708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1330.977797][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1330.977829][ T32] task:kworker/0:334 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1330.977879][ T32] Workqueue: events bpf_prog_free_deferred [ 1330.977950][ T32] Call trace: [ 1330.977987][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1330.978039][ T32] r10:82918644 r9:eaba5d84 r8:00000002 r7:60000013 r6:eaba5d8c r5:848b5400 [ 1330.978062][ T32] r4:848b5400 [ 1330.978082][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1330.978135][ T32] r5:848b5400 r4:82918640 [ 1330.978164][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1330.978207][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1330.978252][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 [ 1330.978275][ T32] r4:00000000 [ 1330.978294][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1330.978357][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1330.978403][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1330.978473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85106a00 ** 5 printk messages dropped ** [ 1330.978707][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1330.979205][ T32] r10:00000000 r9:85097f80 r8:8027ed34 r7:eabade60 r6:85107000 r5:848b5400 ** 7 printk messages dropped ** [ 1330.979541][ T32] r4:85106680 ** 5 printk messages dropped ** [ 1331.011360][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 14 printk messages dropped ** [ 1331.012028][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.012505][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.013122][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.013639][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.013826][ T32] r5:848b6000 r4:82918640 ** 3 printk messages dropped ** [ 1331.013969][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.014328][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.014576][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.015149][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1331.016749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1331.017517][ T32] Call trace: [ 1331.017557][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.017608][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.017804][ T32] r4:00000000 [ 1331.017831][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.017895][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.017932][ T32] 1d20: 92edd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.018074][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.018156][ T32] 1d60: 800f0013 ffffffff [ 1331.018188][ T32] r5:800f0013 r4:80239bd0 [ 1331.018212][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.018258][ T32] r4:82ac11e4 [ 1331.018297][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.018345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.018370][ T32] r4:e0691dc0 [ 1331.018414][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.018461][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.018501][ T32] r4:00000000 [ 1331.019351][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.019415][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.019439][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.019514][ T32] r5:00001000 r4:ee7d5000 [ 1331.019547][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.019590][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.019633][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.019654][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.019760][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.019872][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.061660][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.061800][ T32] r4:8508b100 [ 1331.061869][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.062146][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.062210][ T32] r4:00000001 [ 1331.062256][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.062338][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.062404][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.062463][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.062524][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.062592][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.062644][ T32] r4:85086c80 [ 1331.062715][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.062791][ T32] INFO: task kworker/0:336:4209 blocked for more than 457 seconds. ** 6 printk messages dropped ** [ 1331.063474][ T32] r10:82918644 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:848b6c00 ** 6 printk messages dropped ** [ 1331.064017][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1331.064924][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1331.065385][ T32] r10:61c88647 r9:848b6c00 r8:851071ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.065437][ T32] r4:85107180 [ 1331.065481][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.065576][ T32] r10:00000000 r9:85107180 r8:8027ed34 r7:eabb5e60 r6:85107200 r5:848b6c00 [ 1331.065628][ T32] r4:00000001 [ 1331.065672][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.065747][ T32] Exception stack(0xeabb1fb0 to 0xeabb1ff8) [ 1331.065907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.066096][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.066167][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.066232][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.066285][ T32] r4:85106a80 [ 1331.067138][ T32] INFO: task kworker/0:336:4209 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.067222][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.067335][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.067461][ T32] Call trace: [ 1331.067528][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.067625][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.067711][ T32] r4:00000000 [ 1331.067755][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.067855][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.067921][ T32] 1d20: 936ef000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.067986][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.068040][ T32] 1d60: 800f0013 ffffffff [ 1331.068083][ T32] r5:800f0013 r4:80239bd0 [ 1331.068121][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.068197][ T32] r4:82ac11e4 [ 1331.068237][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.068314][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.068356][ T32] r4:e0691dc0 [ 1331.068393][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.068472][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.068536][ T32] r4:00000000 [ 1331.068581][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.068664][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.068726][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.068818][ T32] r5:00001000 r4:ee7d5000 [ 1331.068857][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.068929][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.069003][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.069040][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.069125][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.069167][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.069251][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.069292][ T32] r4:8508b100 [ 1331.069343][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.069451][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.069519][ T32] r4:00000001 [ 1331.069563][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.069629][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.069678][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.069731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1331.082930][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1331.083692][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.084360][ T32] r5:851d4800 r4:82918640 [ 1331.084419][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.084782][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1331.085313][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1331.086138][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.086534][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.088516][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.089360][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1331.109791][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1331.111181][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1331.111891][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1331.112309][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.112878][ T32] r5:851d5400 r4:82918640 ** 2 printk messages dropped ** [ 1331.113117][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 ** 8 printk messages dropped ** [ 1331.113770][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1331.114788][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.115422][ T32] r4:85106e00 ** 4 printk messages dropped ** [ 1331.116763][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1331.117709][ T32] r4:e0691dc0 [ 1331.117792][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.117876][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.117920][ T32] r4:00000000 [ 1331.117959][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.118052][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.118095][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.118172][ T32] r5:00001000 r4:ee7d5000 [ 1331.118227][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.118310][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.118388][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.118426][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.118509][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.118550][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.118634][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.118676][ T32] r4:8508b100 [ 1331.118796][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.118888][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.118933][ T32] r4:00000001 [ 1331.118974][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.119039][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.119089][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.119141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.119233][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.119294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.119335][ T32] r4:85086c80 [ 1331.119373][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.119419][ T32] INFO: task kworker/0:339:4215 blocked for more than 457 seconds. [ 1331.119475][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.119526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.119568][ T32] task:kworker/0:339 state:D stack:0 pid:4215 tgid:4215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.119651][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.119760][ T32] Call trace: [ 1331.119827][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.149457][ T32] r10:82918644 r9:eabd9d84 r8:00000002 r7:60000013 r6:eabd9d8c r5:851d6000 [ 1331.149553][ T32] r4:851d6000 [ 1331.149610][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.149942][ T32] r5:851d6000 r4:82918640 [ 1331.163782][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.163936][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.164029][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 [ 1331.164076][ T32] r4:00000000 [ 1331.164131][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.164209][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.164292][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.164372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191440 [ 1331.164416][ T32] r4:00000000 [ 1331.164456][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.164543][ T32] r9:83018005 r8:851d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1331.164587][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.164671][ T32] r5:00001000 r4:eabe1000 [ 1331.164714][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.164794][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.164874][ T32] r5:85151b8c r4:85151800 [ 1331.164915][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.165039][ T32] r7:dddced40 r6:83018000 r5:85151b8c r4:85107380 [ 1331.165120][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.165211][ T32] r10:61c88647 r9:851d6000 r8:851073ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.165255][ T32] r4:85107380 [ 1331.165293][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.165376][ T32] r10:00000000 r9:85107380 r8:8027ed34 r7:eabc5e60 r6:850ecf00 r5:851d6000 [ 1331.165420][ T32] r4:00000001 [ 1331.165476][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.165561][ T32] Exception stack(0xeabd9fb0 to 0xeabd9ff8) [ 1331.165627][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.165683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.167010][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1331.167794][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1331.168151][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1331.168595][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1331.169145][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1331.169633][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.183821][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.184355][ T32] r5:851d6c00 r4:82918640 ** 3 printk messages dropped ** [ 1331.184609][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.184958][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.185430][ T32] r5:8515178c r4:85151400 ** 5 printk messages dropped ** [ 1331.185871][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1331.187415][ T32] INFO: task kworker/0:340:4216 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 12 printk messages dropped ** [ 1331.188544][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1331.189458][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.189586][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.189669][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.189727][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.189825][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.189946][ T32] r4:8508b100 [ 1331.210620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.210788][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.210857][ T32] r4:00000001 [ 1331.210930][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.211008][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.211066][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.211149][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.211206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.211262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.211305][ T32] r4:85086c80 [ 1331.211351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.211450][ T32] INFO: task kworker/0:341:4219 blocked for more than 457 seconds. [ 1331.211537][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.211600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.211644][ T32] task:kworker/0:341 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.211894][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.212067][ T32] Call trace: [ 1331.212130][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.212221][ T32] r10:82918644 r9:eabedd84 r8:00000002 r7:60000113 r6:eabedd8c r5:851d2400 [ 1331.212283][ T32] r4:851d2400 [ 1331.212325][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.212400][ T32] r5:851d2400 r4:82918640 [ 1331.212473][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.212560][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.212645][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabede08 [ 1331.212706][ T32] r4:00000000 [ 1331.212749][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.212829][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.212924][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.213012][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851916c0 [ 1331.213056][ T32] r4:00000000 [ 1331.213096][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.213200][ T32] r9:83018005 r8:851d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [ 1331.213291][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.213377][ T32] r5:00001000 r4:eabf5000 [ 1331.213418][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.213507][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.213590][ T32] r5:8515238c r4:85152000 [ 1331.213632][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.213714][ T32] r7:dddced40 r6:83018000 r5:8515238c r4:85107480 [ 1331.213755][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.213845][ T32] r10:61c88647 r9:851d2400 r8:851074ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.213889][ T32] r4:85107480 [ 1331.213948][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.214042][ T32] r10:00000000 r9:85107480 r8:8027ed34 r7:eabd9e60 r6:8519a000 r5:851d2400 [ 1331.214089][ T32] r4:00000001 [ 1331.214162][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.214243][ T32] Exception stack(0xeabedfb0 to 0xeabedff8) [ 1331.214300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.214380][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.214460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.214520][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.214568][ T32] r4:85191380 [ 1331.215403][ T32] INFO: task kworker/0:341:4219 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.215483][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.215594][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.215739][ T32] Call trace: [ 1331.215812][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.215920][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.215971][ T32] r4:00000000 [ 1331.216009][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.216083][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.216147][ T32] 1d20: 93e0f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.216207][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 4 printk messages dropped ** [ 1331.216477][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1331.217530][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1331.217794][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.217840][ T32] r4:8508b100 [ 1331.217877][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.217960][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.218008][ T32] r4:00000001 [ 1331.218073][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.218173][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.218229][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.218283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.218349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.218482][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.218534][ T32] r4:85086c80 [ 1331.218579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1331.219259][ T32] r10:82918644 r9:eabf9d84 r8:00000002 r7:60000013 r6:eabf9d8c r5:851d1800 ** 2 printk messages dropped ** [ 1331.219413][ T32] r5:851d1800 r4:82918640 ** 3 printk messages dropped ** [ 1331.219710][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.251444][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1331.252429][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1331.253358][ T32] INFO: task kworker/0:342:4221 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 15 printk messages dropped ** [ 1331.254429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 8 printk messages dropped ** [ 1331.254893][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1331.255533][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 9 printk messages dropped ** [ 1331.255905][ T32] task:kworker/0:343 state:D stack:0 pid:4223 tgid:4223 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.256233][ T32] r5:8442ec00 r4:82918640 ** 6 printk messages dropped ** [ 1331.256658][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.257175][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.257596][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.258744][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1331.259065][ T32] r5:800f0013 r4:80239bd0 [ 1331.259089][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.259130][ T32] r4:82ac11e4 [ 1331.259174][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.259275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.259300][ T32] r4:e0691dc0 [ 1331.259319][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.259388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.259449][ T32] r4:00000000 [ 1331.259490][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.259543][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.259634][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.259733][ T32] r5:00001000 r4:ee7d5000 [ 1331.259755][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.259921][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.283102][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.283308][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.283425][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.283452][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.283502][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.283641][ T32] r4:8508b100 [ 1331.283699][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.283833][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.283868][ T32] r4:00000001 [ 1331.284019][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.284069][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.284101][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.284130][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.284156][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.284185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.284206][ T32] r4:85086c80 [ 1331.284367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.284411][ T32] INFO: task kworker/0:344:4224 blocked for more than 457 seconds. [ 1331.284446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.284491][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.284518][ T32] task:kworker/0:344 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1331.284839][ T32] r10:82918644 r9:eac09d84 r8:00000002 r7:60000013 r6:eac09d8c r5:851d8000 ** 2 printk messages dropped ** [ 1331.284932][ T32] r5:851d8000 r4:82918640 ** 3 printk messages dropped ** [ 1331.285058][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.285618][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1331.286389][ T32] r4:85107600 ** 5 printk messages dropped ** [ 1331.286750][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1331.288851][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1331.289133][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1331.289466][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1331.310619][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1331.310827][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 9 printk messages dropped ** [ 1331.311415][ T32] task:kworker/0:345 state:D stack:0 pid:4226 tgid:4226 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.311884][ T32] r5:851d9800 r4:82918640 ** 5 printk messages dropped ** [ 1331.312332][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1331.312952][ T32] r5:85152b8c r4:85152800 ** 5 printk messages dropped ** [ 1331.313739][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1331.315622][ T32] INFO: task kworker/0:345:4226 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 15 printk messages dropped ** [ 1331.317260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1331.318174][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1331.318795][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1331.319886][ T32] r4:851d8c00 ** 1 printk messages dropped ** [ 1331.340969][ T32] r5:851d8c00 r4:82918640 ** 3 printk messages dropped ** [ 1331.341133][ T32] r4:00000000 [ 1331.341158][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.341320][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.341374][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.341563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191a40 [ 1331.341593][ T32] r4:00000000 [ 1331.341666][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.341721][ T32] r9:83018005 r8:851d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [ 1331.341814][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.341880][ T32] r5:00001000 r4:dfe79000 [ 1331.341905][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.341947][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.341989][ T32] r5:85152f8c r4:85152c00 [ 1331.342011][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.342057][ T32] r7:dddced40 r6:83018000 r5:85152f8c r4:85107780 [ 1331.342104][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.342154][ T32] r10:61c88647 r9:851d8c00 r8:851077ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.342177][ T32] r4:85107780 [ 1331.342223][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.342339][ T32] r10:00000000 r9:85107780 r8:8027ed34 r7:eac05e60 r6:8519a280 r5:851d8c00 [ 1331.342434][ T32] r4:00000001 [ 1331.342458][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.342495][ T32] Exception stack(0xeac15fb0 to 0xeac15ff8) [ 1331.342527][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.342557][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.342657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.342697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.342738][ T32] r4:85191b40 [ 1331.343267][ T32] INFO: task kworker/0:346:4228 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.343338][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.343463][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.343521][ T32] Call trace: [ 1331.343713][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.343791][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.343856][ T32] r4:00000000 [ 1331.343880][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.343950][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.343985][ T32] 1d20: 94a48000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.344014][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.344037][ T32] 1d60: 800f0013 ffffffff [ 1331.344115][ T32] r5:800f0013 r4:80239bd0 [ 1331.344161][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.344214][ T32] r4:82ac11e4 [ 1331.344235][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.344295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.344352][ T32] r4:e0691dc0 [ 1331.344379][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.344425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.344512][ T32] r4:00000000 [ 1331.344561][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.344610][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.344649][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.344726][ T32] r5:00001000 r4:ee7d5000 [ 1331.344840][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.344921][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.344968][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.344988][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.345035][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.345063][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.345139][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.345175][ T32] r4:8508b100 [ 1331.345196][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1331.345690][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.346378][ T32] r5:851da400 r4:82918640 [ 1331.346445][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1331.346684][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1331.347919][ T32] r7:dddced40 r6:83018000 r5:8515338c r4:85107700 ** 10 printk messages dropped ** [ 1331.348413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1331.349721][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1331.378185][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1331.378493][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1331.378740][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.378762][ T32] r4:8508b100 [ 1331.378781][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.378836][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.378860][ T32] r4:00000001 [ 1331.378881][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.378949][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.378982][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.379039][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.379097][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.379255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.379315][ T32] r4:85086c80 [ 1331.379502][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.379620][ T32] INFO: task kworker/0:348:4232 blocked for more than 457 seconds. [ 1331.379661][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.379740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.379766][ T32] task:kworker/0:348 state:D stack:0 pid:4232 tgid:4232 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.379915][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.393201][ T32] Call trace: [ 1331.393534][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.393618][ T32] r10:82918644 r9:eac25d84 r8:00000002 r7:60000113 r6:eac25d8c r5:851dc800 [ 1331.393644][ T32] r4:851dc800 [ 1331.393946][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.393993][ T32] r5:851dc800 r4:82918640 [ 1331.394066][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.394113][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.394158][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 [ 1331.394180][ T32] r4:00000000 [ 1331.394268][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.394357][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.394436][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.394559][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191e40 [ 1331.394602][ T32] r4:00000000 [ 1331.394645][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.394697][ T32] r9:83018005 r8:851dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1331.394719][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.394951][ T32] r5:00001000 r4:e0165000 [ 1331.394977][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.395072][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1331.395179][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.395816][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.397133][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1331.397914][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1331.398087][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1331.398676][ T32] r4:8508b100 ** 8 printk messages dropped ** [ 1331.399318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1331.423864][ T32] r10:82918644 r9:eac2dd84 r8:00000002 r7:60000113 r6:eac2dd8c r5:851dd400 ** 5 printk messages dropped ** [ 1331.424156][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 ** 6 printk messages dropped ** [ 1331.425053][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1331.426466][ T32] r10:61c88647 r9:851dd400 r8:851078ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1331.427255][ T32] r4:85191d80 ** 7 printk messages dropped ** [ 1331.428451][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1331.429076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 10 printk messages dropped ** [ 1331.450979][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1331.451716][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1331.452135][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.452646][ T32] r5:851dbc00 r4:82918640 ** 3 printk messages dropped ** [ 1331.452863][ T32] r4:00000000 [ 1331.452883][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.452921][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.452983][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.453029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8240 [ 1331.453052][ T32] r4:00000000 [ 1331.453072][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.453119][ T32] r9:83018005 r8:851dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1331.453171][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.453218][ T32] r5:00001000 r4:e0617000 [ 1331.453244][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.453393][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.453446][ T32] r5:85154f8c r4:85154c00 [ 1331.453590][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.453640][ T32] r7:dddced40 r6:83018000 r5:85154f8c r4:85107900 [ 1331.453660][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.453929][ T32] r10:61c88647 r9:851dbc00 r8:8510792c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.453956][ T32] r4:85107900 [ 1331.453978][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.454023][ T32] r10:00000000 r9:85107900 r8:8027ed34 r7:eac05e60 r6:8519a480 r5:851dbc00 [ 1331.454090][ T32] r4:00000001 [ 1331.454355][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.454419][ T32] Exception stack(0xeac35fb0 to 0xeac35ff8) [ 1331.454448][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.454502][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.454622][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.454681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.454709][ T32] r4:85191ec0 [ 1331.455276][ T32] INFO: task kworker/0:350:4237 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.455390][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.455694][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.455762][ T32] Call trace: [ 1331.455805][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.455854][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.455877][ T32] r4:00000000 [ 1331.455897][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.455935][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.456045][ T32] 1d20: 95730000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.456384][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.456508][ T32] 1d60: 800f0013 ffffffff [ 1331.456536][ T32] r5:800f0013 r4:80239bd0 [ 1331.456582][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.456766][ T32] r4:82ac11e4 [ 1331.456796][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.456841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.456943][ T32] r4:e0691dc0 [ 1331.456966][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.457023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.457048][ T32] r4:00000000 [ 1331.457312][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.457362][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.457442][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.457488][ T32] r5:00001000 r4:ee7d5000 [ 1331.457510][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.457551][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.457592][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.457771][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.457828][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.457849][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.458092][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1331.458205][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.458564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.459450][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.483253][ T32] r5:851dec00 r4:82918640 [ 1331.483280][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1331.483981][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8040 ** 8 printk messages dropped ** [ 1331.484718][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.485825][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1331.486565][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.486767][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.486892][ T32] Call trace: [ 1331.486971][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.487024][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.487047][ T32] r4:00000000 [ 1331.487066][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.487179][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.487251][ T32] 1d20: 959bd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.487315][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.487343][ T32] 1d60: 800f0013 ffffffff [ 1331.487367][ T32] r5:800f0013 r4:80239bd0 [ 1331.487387][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.487454][ T32] r4:82ac11e4 [ 1331.487478][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.487521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.487569][ T32] r4:e0691dc0 [ 1331.487592][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.487634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.487706][ T32] r4:00000000 [ 1331.487742][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.487796][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.487820][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.487862][ T32] r5:00001000 r4:ee7d5000 [ 1331.487883][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.487922][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.487962][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.487981][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.488031][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.488051][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1331.488119][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1331.488554][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.488964][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.489253][ T32] r5:851de000 r4:82918640 [ 1331.489273][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.489379][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1331.489633][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1331.489929][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.513745][ T32] r5:00001000 r4:e05d7000 [ 1331.513801][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.513872][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.513940][ T32] r5:85154b8c r4:85154800 [ 1331.513987][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.514120][ T32] r7:dddced40 r6:83018000 r5:85154b8c r4:85107a00 [ 1331.514283][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.514493][ T32] r10:61c88647 r9:851de000 r8:85107a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.514539][ T32] r4:85107a00 [ 1331.514591][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.514689][ T32] r10:00000000 r9:85107a00 r8:8027ed34 r7:eac35e60 r6:8519a580 r5:851de000 [ 1331.514792][ T32] r4:00000001 [ 1331.514917][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.514958][ T32] Exception stack(0xeac45fb0 to 0xeac45ff8) [ 1331.515066][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.515100][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.515164][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.516187][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1331.516899][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1331.517168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1331.517719][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 7 printk messages dropped ** [ 1331.518155][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1331.518346][ T32] INFO: task kworker/0:353:4243 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.518890][ T32] r5:851d3c00 r4:82918640 [ 1331.518995][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.519119][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.519326][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1331.529170][ T32] r7:dddced40 r6:83018000 r5:8515578c r4:85107a80 ** 1 printk messages dropped ** [ 1331.529471][ T32] r10:61c88647 r9:851d3c00 r8:85107aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.529568][ T32] r4:85107a80 [ 1331.529595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.529646][ T32] r10:00000000 r9:85107a80 r8:8027ed34 r7:eac35e60 r6:8519a600 r5:851d3c00 [ 1331.529670][ T32] r4:00000001 [ 1331.529689][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.529725][ T32] Exception stack(0xeac4dfb0 to 0xeac4dff8) [ 1331.529906][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.535242][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.535285][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.535320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.535397][ T32] r4:851a8340 [ 1331.535936][ T32] INFO: task kworker/0:353:4243 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.535982][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.536111][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.536322][ T32] Call trace: [ 1331.536445][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.536504][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.536531][ T32] r4:00000000 [ 1331.536553][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.536592][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.536710][ T32] 1d20: 95eef000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.536808][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.536964][ T32] 1d60: 800f0013 ffffffff [ 1331.536993][ T32] r5:800f0013 r4:80239bd0 [ 1331.537013][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.537058][ T32] r4:82ac11e4 [ 1331.537096][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.537142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.537165][ T32] r4:e0691dc0 [ 1331.537185][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.537254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.537281][ T32] r4:00000000 [ 1331.537301][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.537347][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.537369][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.537412][ T32] r5:00001000 r4:ee7d5000 [ 1331.537431][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.537527][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.537576][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.537597][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.537747][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.537788][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.537915][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.538020][ T32] r4:8508b100 [ 1331.538045][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.538117][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.538143][ T32] r4:00000001 [ 1331.538214][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.538327][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.538358][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1331.538521][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1331.538817][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.539157][ T32] r5:84aa0000 r4:82918640 [ 1331.539177][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.539323][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.539641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8440 [ 1331.539714][ T32] r4:00000000 [ 1331.539767][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.539822][ T32] r9:83018005 r8:84aa0000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1331.539894][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.556427][ T32] r5:00001000 r4:e0647000 [ 1331.556477][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.556567][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.556650][ T32] r5:8515538c r4:85155000 [ 1331.556685][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.556737][ T32] r7:dddced40 r6:83018000 r5:8515538c r4:85107b00 [ 1331.556760][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.556814][ T32] r10:61c88647 r9:84aa0000 r8:85107b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.556837][ T32] r4:85107b00 [ 1331.556858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.556930][ T32] r10:00000000 r9:85107b00 r8:8027ed34 r7:eac4de60 r6:8519a680 r5:84aa0000 [ 1331.556957][ T32] r4:00000001 [ 1331.557052][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.557120][ T32] Exception stack(0xeac59fb0 to 0xeac59ff8) [ 1331.557226][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.557498][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.557556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.557590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.557612][ T32] r4:851a8380 [ 1331.558094][ T32] INFO: task kworker/0:354:4246 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.558133][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.558428][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.558480][ T32] Call trace: [ 1331.558587][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.558646][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.558676][ T32] r4:00000000 [ 1331.558698][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.558761][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.558809][ T32] 1d20: 961a3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.558839][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.558862][ T32] 1d60: 800f0013 ffffffff [ 1331.558885][ T32] r5:800f0013 r4:80239bd0 [ 1331.558988][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.559092][ T32] r4:82ac11e4 [ 1331.559116][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.559236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.559263][ T32] r4:e0691dc0 [ 1331.559390][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.559438][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.559486][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.559556][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1331.581068][ T32] r4:8508b100 ** 3 printk messages dropped ** [ 1331.581271][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1331.581780][ T32] INFO: task kworker/0:355:4248 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.582510][ T32] r5:84aa2400 r4:82918640 [ 1331.582534][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1331.582682][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 [ 1331.582705][ T32] r4:00000000 [ 1331.582724][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.582762][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.582807][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.582875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a86c0 [ 1331.582902][ T32] r4:00000000 [ 1331.582923][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.583075][ T32] r9:83018005 r8:84aa2400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1331.583101][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.583282][ T32] r5:00001000 r4:e06df000 [ 1331.583309][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.583350][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.583578][ T32] r5:85155b8c r4:85155800 [ 1331.583602][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.583700][ T32] r7:dddced40 r6:83018000 r5:85155b8c r4:85107b80 ** 1 printk messages dropped ** [ 1331.583858][ T32] r10:61c88647 r9:84aa2400 r8:85107bac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1331.584430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.585757][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.586378][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1331.586551][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1331.587004][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1331.587432][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 9 printk messages dropped ** [ 1331.588031][ T32] task:kworker/0:356 state:D stack:0 pid:4249 tgid:4249 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1331.588622][ T32] r5:84aa0c00 r4:82918640 ** 2 printk messages dropped ** [ 1331.588859][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 ** 8 printk messages dropped ** [ 1331.589420][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1331.606284][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1331.607173][ T32] r4:851a84c0 ** 4 printk messages dropped ** [ 1331.608163][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1331.608895][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1331.609261][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1331.609745][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1331.630920][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1331.631236][ T32] task:kworker/0:357 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.631301][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.631352][ T32] Call trace: [ 1331.631385][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.631460][ T32] r10:82918644 r9:eac6dd84 r8:00000002 r7:60000113 r6:eac6dd8c r5:84aa1800 [ 1331.631513][ T32] r4:84aa1800 [ 1331.631565][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.631612][ T32] r5:84aa1800 r4:82918640 [ 1331.631644][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.631744][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.631803][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 [ 1331.631916][ T32] r4:00000000 [ 1331.631940][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.632022][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.632066][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.632107][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8780 [ 1331.632288][ T32] r4:00000000 [ 1331.632312][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.632361][ T32] r9:83018005 r8:84aa1800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1331.632383][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.632424][ T32] r5:00001000 r4:e076f000 [ 1331.632789][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.633039][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.633107][ T32] r5:85155f8c r4:85155c00 [ 1331.633206][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.633309][ T32] r7:dddced40 r6:83018000 r5:85155f8c r4:85107c80 [ 1331.633334][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.633408][ T32] r10:61c88647 r9:84aa1800 r8:85107cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.633434][ T32] r4:85107c80 [ 1331.633712][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.633760][ T32] r10:00000000 r9:85107c80 r8:8027ed34 r7:eac65e60 r6:8519a800 r5:84aa1800 [ 1331.633814][ T32] r4:00000001 [ 1331.633839][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.633875][ T32] Exception stack(0xeac6dfb0 to 0xeac6dff8) [ 1331.633902][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1331.633932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.633959][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.633987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.634104][ T32] r4:851a8600 [ 1331.634644][ T32] INFO: task kworker/0:357:4251 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.634701][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.635000][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.635055][ T32] Call trace: [ 1331.635191][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.635246][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.635270][ T32] r4:00000000 [ 1331.635295][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.635336][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.635367][ T32] 1d20: 96961000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.635396][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.635473][ T32] 1d60: 800f0013 ffffffff [ 1331.635581][ T32] r5:800f0013 r4:80239bd0 [ 1331.635694][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.635766][ T32] r4:82ac11e4 [ 1331.635809][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.635856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.635880][ T32] r4:e0691dc0 [ 1331.635929][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.636008][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.636032][ T32] r4:00000000 [ 1331.636053][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.636100][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.636121][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.636193][ T32] r5:00001000 r4:ee7d5000 [ 1331.636236][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1331.636558][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1331.637158][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.637899][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.638032][ T32] r5:84aa3000 r4:82918640 ** 3 printk messages dropped ** [ 1331.638166][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.638436][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1331.638958][ T32] r10:61c88647 r9:84aa3000 r8:85107d2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1331.639330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1331.664950][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1331.665588][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1331.665845][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.665889][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.665925][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.665978][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.666000][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.666087][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.666114][ T32] r4:8508b100 [ 1331.666135][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.666181][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.666204][ T32] r4:00000001 [ 1331.666224][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.666259][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.666304][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.666361][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.666392][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.666421][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.666443][ T32] r4:85086c80 [ 1331.666467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.666498][ T32] INFO: task kworker/0:359:4255 blocked for more than 458 seconds. [ 1331.666533][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.666564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.666588][ T32] task:kworker/0:359 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.666635][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.666678][ T32] Call trace: [ 1331.666710][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.666755][ T32] r10:82918644 r9:eac81d84 r8:00000002 r7:60000013 r6:eac81d8c r5:84aa3c00 [ 1331.666778][ T32] r4:84aa3c00 [ 1331.666801][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.666841][ T32] r5:84aa3c00 r4:82918640 [ 1331.666860][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.666899][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.666944][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 [ 1331.666967][ T32] r4:00000000 [ 1331.666987][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.667024][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.667059][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.667099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8a00 [ 1331.667120][ T32] r4:00000000 [ 1331.667139][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.667182][ T32] r9:83018005 r8:84aa3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1331.667203][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.667251][ T32] r5:00001000 r4:e07e7000 [ 1331.667272][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.667311][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1331.667691][ T32] r4:85107d80 ** 5 printk messages dropped ** [ 1331.667879][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1331.668703][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1331.669066][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1331.669251][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1331.669538][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1331.669811][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 6 printk messages dropped ** [ 1331.690363][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1331.690801][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1331.691600][ T32] r5:84aa4800 r4:82918640 [ 1331.691875][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1331.692399][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.693007][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.693594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.695223][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.695871][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1331.695984][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.697163][ T32] r5:85f9ab8c r4:85f9a800 ** 4 printk messages dropped ** [ 1331.697356][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1331.697639][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1331.697884][ T32] INFO: task kworker/1:212:4258 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.698280][ T32] r5:84aa6000 r4:82918640 [ 1331.698310][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.698353][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.698399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 [ 1331.698486][ T32] r4:00000000 [ 1331.698525][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.698600][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.698679][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.698774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be000 [ 1331.698828][ T32] r4:00000000 [ 1331.698877][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.698967][ T32] r9:83018205 r8:84aa6000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1331.698994][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.699037][ T32] r5:00001000 r4:e4817000 [ 1331.699057][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.699097][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.699141][ T32] r5:850d0f8c r4:850d0c00 [ 1331.699181][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.699255][ T32] r7:ddde2d40 r6:83018200 r5:850d0f8c r4:8519aa00 [ 1331.699350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.699400][ T32] r10:61c88647 r9:84aa6000 r8:8519aa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1331.699423][ T32] r4:8519aa00 [ 1331.699444][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.699488][ T32] r10:00000000 r9:8519aa00 r8:8027ed34 r7:eab19e60 r6:8519aa80 r5:84aa6000 [ 1331.699526][ T32] r4:00000001 [ 1331.699558][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.699651][ T32] Exception stack(0xeac85fb0 to 0xeac85ff8) [ 1331.699725][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1331.699757][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.699788][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.699878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.699908][ T32] r4:85191ec0 [ 1331.730852][ T32] INFO: task kworker/1:212:4258 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.731156][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.731301][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.731458][ T32] Call trace: [ 1331.731541][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.731604][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.731693][ T32] r4:00000000 [ 1331.731762][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.731816][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.731850][ T32] 1d20: 9721c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.731883][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.731907][ T32] 1d60: 800f0013 ffffffff [ 1331.731930][ T32] r5:800f0013 r4:80239bd0 [ 1331.731979][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.732028][ T32] r4:82ac11e4 [ 1331.732048][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.732115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.732142][ T32] r4:e0691dc0 [ 1331.732410][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.732457][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.732513][ T32] r4:00000000 [ 1331.732618][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.732671][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.732693][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.732735][ T32] r5:00001000 r4:ee7d5000 [ 1331.732755][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.732917][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.733012][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.733059][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.733151][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.733258][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.733308][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.733342][ T32] r4:8508b100 [ 1331.733395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.733445][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.733814][ T32] r4:00000001 [ 1331.733841][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.733877][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.733909][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.733940][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.733966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.733994][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.734016][ T32] r4:85086c80 [ 1331.734039][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.734068][ T32] INFO: task kworker/1:213:4261 blocked for more than 458 seconds. ** 3 printk messages dropped ** [ 1331.734250][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1331.734827][ T32] r10:82918644 r9:eabd5d84 r8:00000002 r7:60000113 r6:eabd5d8c r5:84aa6c00 [ 1331.734862][ T32] r4:84aa6c00 [ 1331.735163][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.735260][ T32] r5:84aa6c00 r4:82918640 [ 1331.735311][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.735357][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.735441][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 [ 1331.735468][ T32] r4:00000000 [ 1331.735487][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.735526][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.735570][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.735685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be480 [ 1331.736099][ T32] r4:00000000 [ 1331.736151][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.736221][ T32] r9:83018205 r8:84aa6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [ 1331.736375][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1331.736791][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1331.737410][ T32] Exception stack(0xeabd5fb0 to 0xeabd5ff8) ** 2 printk messages dropped ** [ 1331.737512][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1331.738698][ T32] Workqueue: events bpf_prog_free_deferred ** 4 printk messages dropped ** [ 1331.739009][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 7 printk messages dropped ** [ 1331.739541][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1331.739782][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.774187][ T32] r5:00001000 r4:ee7d5000 ** 3 printk messages dropped ** [ 1331.774567][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1331.774771][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 4 printk messages dropped ** [ 1331.774911][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1331.775156][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1331.775459][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1331.775853][ T32] r5:851db000 r4:82918640 [ 1331.775877][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.775917][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.775962][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 [ 1331.775985][ T32] r4:00000000 [ 1331.776017][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.776146][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.776346][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.776395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8d00 [ 1331.776418][ T32] r4:00000000 [ 1331.776457][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.776676][ T32] r9:83018005 r8:851db000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1331.776776][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.776877][ T32] r5:00001000 r4:ea9df000 [ 1331.776901][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.776941][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.776982][ T32] r5:85156f8c r4:85156c00 [ 1331.777001][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.777072][ T32] r7:dddced40 r6:83018000 r5:85156f8c r4:85107e80 [ 1331.777103][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.777174][ T32] r10:61c88647 r9:851db000 r8:85107eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.777203][ T32] r4:85107e80 [ 1331.777274][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.777323][ T32] r10:00000000 r9:85107e80 r8:8027ed34 r7:eac65e60 r6:8519ac00 r5:851db000 [ 1331.777371][ T32] r4:00000001 [ 1331.777475][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.777566][ T32] Exception stack(0xeac91fb0 to 0xeac91ff8) [ 1331.777670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.777703][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.777776][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.777811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.777850][ T32] r4:851a8e80 [ 1331.778329][ T32] INFO: task kworker/0:361:4263 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.778365][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.778506][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.778661][ T32] Call trace: [ 1331.778694][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.778743][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.778778][ T32] r4:00000000 [ 1331.778826][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.778868][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.778898][ T32] 1d20: 978aa000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.778929][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.778953][ T32] 1d60: 800f0013 ffffffff [ 1331.779001][ T32] r5:800f0013 r4:80239bd0 [ 1331.779026][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.779068][ T32] r4:82ac11e4 [ 1331.779087][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.779128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.779152][ T32] r4:e0691dc0 [ 1331.779197][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.779267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.779299][ T32] r4:00000000 [ 1331.779623][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.779693][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.779791][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.779899][ T32] r5:00001000 r4:ee7d5000 [ 1331.794779][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.794869][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.794917][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.795075][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.795131][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.795153][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.795200][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.795222][ T32] r4:8508b100 [ 1331.795501][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.795559][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.795625][ T32] r4:00000001 [ 1331.795795][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.795869][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.795906][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.795963][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.796218][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.796316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.796343][ T32] r4:85086c80 [ 1331.796367][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.796398][ T32] INFO: task kworker/0:362:4265 blocked for more than 458 seconds. [ 1331.796435][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.796461][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.796726][ T32] task:kworker/0:362 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.796819][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.796871][ T32] Call trace: [ 1331.796905][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.796991][ T32] r10:82918644 r9:eac99d84 r8:00000002 r7:60000013 r6:eac99d8c r5:851e0c00 ** 2 printk messages dropped ** [ 1331.797132][ T32] r5:851e0c00 r4:82918640 [ 1331.797172][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.797215][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1331.797283][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1331.797420][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8ec0 ** 8 printk messages dropped ** [ 1331.797988][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1331.798906][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.816684][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1331.817083][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1331.817441][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1331.817775][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 2 printk messages dropped ** [ 1331.817871][ T32] r4:8508b100 [ 1331.817891][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.817962][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.817988][ T32] r4:00000001 [ 1331.818040][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.818111][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.818142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.818185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.818215][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.818269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.818294][ T32] r4:85086c80 [ 1331.818319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.818387][ T32] INFO: task kworker/0:363:4267 blocked for more than 458 seconds. [ 1331.818426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.818451][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.818473][ T32] task:kworker/0:363 state:D stack:0 pid:4267 tgid:4267 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.818521][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.818606][ T32] Call trace: [ 1331.818710][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.818758][ T32] r10:82918644 r9:eaca1d84 r8:00000002 r7:60000113 r6:eaca1d8c r5:851e0000 [ 1331.818780][ T32] r4:851e0000 [ 1331.818799][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.818839][ T32] r5:851e0000 r4:82918640 [ 1331.818859][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.818898][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.818970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 [ 1331.818997][ T32] r4:00000000 [ 1331.819016][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.819054][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.819115][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.819160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0300 [ 1331.819210][ T32] r4:00000000 [ 1331.819258][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.819305][ T32] r9:83018005 r8:851e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1331.819328][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.819369][ T32] r5:00001000 r4:eaa45000 [ 1331.819439][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.819538][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.819597][ T32] r5:8524038c r4:85240000 [ 1331.819619][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.819703][ T32] r7:dddced40 r6:83018000 r5:8524038c r4:851ba000 [ 1331.819753][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.819803][ T32] r10:61c88647 r9:851e0000 r8:851ba02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.819878][ T32] r4:851ba000 [ 1331.819903][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.833359][ T32] r10:00000000 r9:851ba000 r8:8027ed34 r7:eac65e60 r6:8519ad00 r5:851e0000 [ 1331.833437][ T32] r4:00000001 [ 1331.833463][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.833521][ T32] Exception stack(0xeaca1fb0 to 0xeaca1ff8) [ 1331.833572][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.833606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.833633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.833662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.833683][ T32] r4:8519bcc0 [ 1331.834156][ T32] INFO: task kworker/0:363:4267 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.834193][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.834364][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.834475][ T32] Call trace: [ 1331.834520][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.834584][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 6 printk messages dropped ** [ 1331.834830][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1331.835123][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1331.835617][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 9 printk messages dropped ** [ 1331.836044][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.836586][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.836742][ T32] r5:851e1800 r4:82918640 ** 6 printk messages dropped ** [ 1331.837013][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1331.837373][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1331.837736][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1331.838627][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1331.839056][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1331.839489][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1331.862792][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1331.863133][ T32] INFO: task kworker/0:365:4271 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1331.863529][ T32] r5:851e2400 r4:82918640 [ 1331.863558][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.863598][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.863644][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 [ 1331.863706][ T32] r4:00000000 [ 1331.863790][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.863833][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.863878][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.863947][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0180 [ 1331.863974][ T32] r4:00000000 [ 1331.863995][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.864042][ T32] r9:83018005 r8:851e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [ 1331.864063][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.864105][ T32] r5:00001000 r4:eaa3b000 [ 1331.864125][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.864164][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.864206][ T32] r5:85157f8c r4:85157c00 [ 1331.864226][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.864270][ T32] r7:dddced40 r6:83018000 r5:85157f8c r4:851ba100 [ 1331.864291][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.864337][ T32] r10:61c88647 r9:851e2400 r8:851ba12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.864359][ T32] r4:851ba100 [ 1331.864378][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.864420][ T32] r10:00000000 r9:851ba100 r8:8027ed34 r7:eaca1e60 r6:8519ae00 r5:851e2400 [ 1331.864443][ T32] r4:00000001 [ 1331.864462][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.864496][ T32] Exception stack(0xeacb1fb0 to 0xeacb1ff8) [ 1331.864539][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.864573][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.864600][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.864629][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.864651][ T32] r4:851c02c0 [ 1331.865114][ T32] INFO: task kworker/0:365:4271 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.865149][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.865326][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.865377][ T32] Call trace: [ 1331.865434][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.865486][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.865516][ T32] r4:00000000 [ 1331.865541][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.865632][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.865745][ T32] 1d20: 98293000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.865829][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.865882][ T32] 1d60: 800f0013 ffffffff [ 1331.865909][ T32] r5:800f0013 r4:80239bd0 [ 1331.865932][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.865975][ T32] r4:82ac11e4 [ 1331.865996][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.866037][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.866060][ T32] r4:e0691dc0 [ 1331.866079][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.866121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.866142][ T32] r4:00000000 [ 1331.866162][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.866221][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.866255][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.866298][ T32] r5:00001000 r4:ee7d5000 [ 1331.866318][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.866356][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.866398][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.866417][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.866512][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.866547][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.866647][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.866674][ T32] r4:8508b100 [ 1331.866694][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.866811][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.866869][ T32] r4:00000001 [ 1331.866927][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.866967][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.866994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.867022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.867048][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.867169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.867222][ T32] r4:85086c80 [ 1331.867252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.867277][ T32] INFO: task kworker/0:366:4274 blocked for more than 458 seconds. [ 1331.867305][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.867329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.867451][ T32] task:kworker/0:366 state:D stack:0 pid:4274 tgid:4274 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.867500][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.867546][ T32] Call trace: [ 1331.867604][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.867682][ T32] r10:82918644 r9:eacbdd84 r8:00000002 r7:60000013 r6:eacbdd8c r5:851e5400 [ 1331.867711][ T32] r4:851e5400 [ 1331.867732][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.867773][ T32] r5:851e5400 r4:82918640 [ 1331.867793][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.867831][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.867876][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 [ 1331.867897][ T32] r4:00000000 [ 1331.867945][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.868070][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.868111][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.868154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0400 ** 5 printk messages dropped ** [ 1331.868409][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1331.869233][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1331.878973][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.879485][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1331.879823][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1331.890653][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1331.891080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1331.891521][ T32] r4:851e4800 ** 1 printk messages dropped ** [ 1331.891611][ T32] r5:851e4800 r4:82918640 ** 1 printk messages dropped ** [ 1331.891691][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1331.892006][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1331.892091][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.892163][ T32] r5:00001000 r4:eaa91000 [ 1331.892188][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.892229][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.892270][ T32] r5:85240b8c r4:85240800 [ 1331.892316][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.892365][ T32] r7:dddced40 r6:83018000 r5:85240b8c r4:851ba200 [ 1331.892387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.892432][ T32] r10:61c88647 r9:851e4800 r8:851ba22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.892454][ T32] r4:851ba200 [ 1331.892473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.892531][ T32] r10:00000000 r9:851ba200 r8:8027ed34 r7:eacbde60 r6:8519af00 r5:851e4800 [ 1331.892584][ T32] r4:00000001 [ 1331.892607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.892643][ T32] Exception stack(0xeacc9fb0 to 0xeacc9ff8) [ 1331.892695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.892727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.892761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.892791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.892814][ T32] r4:851c0380 [ 1331.893256][ T32] INFO: task kworker/0:367:4277 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.893290][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.893347][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.893436][ T32] Call trace: [ 1331.893469][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.893517][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.893546][ T32] r4:00000000 [ 1331.893565][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.893602][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.893633][ T32] 1d20: 98411000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.893662][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.893685][ T32] 1d60: 800f0013 ffffffff [ 1331.893732][ T32] r5:800f0013 r4:80239bd0 [ 1331.893776][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.893846][ T32] r4:82ac11e4 [ 1331.893887][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.893934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.893956][ T32] r4:e0691dc0 [ 1331.893975][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.894043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.894070][ T32] r4:00000000 [ 1331.894089][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.894139][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 4 printk messages dropped ** [ 1331.894310][ T32] r5:85f9ab8c r4:85f9a800 ** 12 printk messages dropped ** [ 1331.894749][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1331.895233][ T32] r5:851e6c00 r4:82918640 ** 3 printk messages dropped ** [ 1331.895397][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1331.895455][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.895535][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.895587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c06c0 [ 1331.895611][ T32] r4:00000000 [ 1331.895630][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.895686][ T32] r9:83018005 r8:851e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1331.895733][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.895811][ T32] r5:00001000 r4:eaa9d000 [ 1331.895835][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.895874][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.895914][ T32] r5:85240f8c r4:85240c00 [ 1331.895933][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.896004][ T32] r7:dddced40 r6:83018000 r5:85240f8c r4:851ba280 [ 1331.896053][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.896126][ T32] r10:61c88647 r9:851e6c00 r8:851ba2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.896152][ T32] r4:851ba280 [ 1331.896172][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.896221][ T32] r10:00000000 r9:851ba280 r8:8027ed34 r7:eacc9e60 r6:8519af80 r5:851e6c00 [ 1331.896272][ T32] r4:00000001 [ 1331.896295][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.896330][ T32] Exception stack(0xeacd1fb0 to 0xeacd1ff8) [ 1331.896355][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.896388][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.896415][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.896443][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.896464][ T32] r4:851c0380 [ 1331.896746][ T32] INFO: task kworker/0:368:4279 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.896778][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1331.897226][ T32] 1d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1331.897456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 8 printk messages dropped ** [ 1331.897767][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1331.897999][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1331.898208][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1331.898678][ T32] r4:851e3c00 ** 1 printk messages dropped ** [ 1331.898761][ T32] r5:851e3c00 r4:82918640 [ 1331.898811][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1331.898936][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1331.899272][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1331.899762][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1331.921730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1331.922709][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.923181][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1331.923371][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1331.923887][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1331.924121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.924797][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.924968][ T32] r5:84aa5400 r4:82918640 ** 1 printk messages dropped ** [ 1331.925072][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.925117][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 [ 1331.925192][ T32] r4:00000000 [ 1331.925215][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.925254][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.925290][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.925336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0780 [ 1331.925359][ T32] r4:00000000 [ 1331.925378][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.925423][ T32] r9:83018005 r8:84aa5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1331.925445][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.925486][ T32] r5:00001000 r4:eaaaf000 [ 1331.925537][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.925609][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.925706][ T32] r5:8524138c r4:85241000 [ 1331.925808][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.925911][ T32] r7:dddced40 r6:83018000 r5:8524138c r4:851ba380 [ 1331.925953][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.926028][ T32] r10:61c88647 r9:84aa5400 r8:851ba3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.926054][ T32] r4:851ba380 [ 1331.926073][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.926116][ T32] r10:00000000 r9:851ba380 r8:8027ed34 r7:eacd5e60 r6:85283080 r5:84aa5400 [ 1331.926137][ T32] r4:00000001 [ 1331.926156][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.926214][ T32] Exception stack(0xeacd9fb0 to 0xeacd9ff8) [ 1331.926266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.926324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.926372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.926427][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.926452][ T32] r4:851c0600 [ 1331.926752][ T32] INFO: task kworker/0:370:4281 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.926786][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.926841][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.926904][ T32] Call trace: [ 1331.926939][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1331.926987][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1331.927009][ T32] r4:00000000 [ 1331.927028][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1331.927091][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1331.927125][ T32] 1d20: 98648000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1331.927155][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1331.927178][ T32] 1d60: 800f0013 ffffffff [ 1331.927201][ T32] r5:800f0013 r4:80239bd0 [ 1331.927221][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1331.927287][ T32] r4:82ac11e4 [ 1331.927333][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1331.927396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1331.927448][ T32] r4:e0691dc0 [ 1331.927497][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.927552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1331.927601][ T32] r4:00000000 [ 1331.927625][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.927683][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1331.927708][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.927751][ T32] r5:00001000 r4:ee7d5000 [ 1331.927772][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.927811][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.927852][ T32] r5:85f9ab8c r4:85f9a800 [ 1331.927872][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.927918][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.927938][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.927983][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1331.928430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1331.928842][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1331.929034][ T32] r5:848b0000 r4:82918640 ** 1 printk messages dropped ** [ 1331.929168][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.929613][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1331.950783][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1331.951008][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1331.951965][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1331.952285][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1331.952457][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 6 printk messages dropped ** [ 1331.952730][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1331.952776][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.952826][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.952874][ T32] r4:8508b100 [ 1331.952897][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.952969][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1331.952996][ T32] r4:00000001 [ 1331.953016][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.953077][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1331.953138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1331.953170][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.953234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.953291][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.953318][ T32] r4:85086c80 [ 1331.953338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1331.953367][ T32] INFO: task kworker/0:372:4286 blocked for more than 458 seconds. [ 1331.953402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.953454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.953480][ T32] task:kworker/0:372 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.953567][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.953616][ T32] Call trace: [ 1331.953653][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.953700][ T32] r10:82918644 r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:848b4800 [ 1331.953722][ T32] r4:848b4800 [ 1331.953742][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.953806][ T32] r5:848b4800 r4:82918640 [ 1331.953854][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.953900][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.953947][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 [ 1331.953970][ T32] r4:00000000 [ 1331.953988][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.954026][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.954062][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.954128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0ac0 [ 1331.954159][ T32] r4:00000000 [ 1331.954180][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.954226][ T32] r9:83018005 r8:848b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1331.954248][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.954290][ T32] r5:00001000 r4:eaacd000 [ 1331.954309][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.954348][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.954390][ T32] r5:85241b8c r4:85241800 [ 1331.954409][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.954453][ T32] r7:dddced40 r6:83018000 r5:85241b8c r4:851ba500 ** 1 printk messages dropped ** [ 1331.954518][ T32] r10:61c88647 r9:848b4800 r8:851ba52c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1331.954822][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1331.955599][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1331.955974][ T32] r4:e0691dc0 ** 10 printk messages dropped ** [ 1331.956457][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1331.957003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1331.957368][ T32] r4:85180000 ** 1 printk messages dropped ** [ 1331.957432][ T32] r5:85180000 r4:82918640 ** 1 printk messages dropped ** [ 1331.957508][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1331.957894][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1331.958357][ T32] r10:00000000 r9:851ba600 r8:8027ed34 r7:eacd5e60 r6:851ba680 r5:85180000 ** 9 printk messages dropped ** [ 1331.958894][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1331.959806][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1331.985864][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1331.986380][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1331.986643][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1331.987084][ T32] INFO: task kworker/0:374:4290 blocked for more than 458 seconds. [ 1331.987146][ T32] Not tainted 6.15.0-syzkaller #0 [ 1331.987178][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1331.987230][ T32] task:kworker/0:374 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.987290][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.987473][ T32] Call trace: [ 1331.987556][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1331.987724][ T32] r10:82918644 r9:eace9d84 r8:00000002 r7:60000013 r6:eace9d8c r5:85181800 [ 1331.987752][ T32] r4:85181800 [ 1331.987772][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1331.987838][ T32] r5:85181800 r4:82918640 [ 1331.987863][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1331.987904][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1331.987968][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 [ 1331.987997][ T32] r4:00000000 [ 1331.988017][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1331.988056][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1331.988119][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1331.988164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286000 [ 1331.988188][ T32] r4:00000000 [ 1331.988213][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1331.988261][ T32] r9:83018005 r8:85181800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1331.988283][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1331.988324][ T32] r5:00001000 r4:eab09000 [ 1331.988345][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1331.988410][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1331.988481][ T32] r5:8524278c r4:85242400 [ 1331.988505][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1331.988560][ T32] r7:dddced40 r6:83018000 r5:8524278c r4:851ba700 [ 1331.988609][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1331.988660][ T32] r10:61c88647 r9:85181800 r8:851ba72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1331.988683][ T32] r4:851ba700 [ 1331.988702][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1331.988745][ T32] r10:00000000 r9:851ba700 r8:8027ed34 r7:eace5e60 r6:851ba780 r5:85181800 [ 1331.988767][ T32] r4:00000001 [ 1331.988811][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1331.988874][ T32] Exception stack(0xeace9fb0 to 0xeace9ff8) [ 1331.988931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1331.988964][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1331.989004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1331.989113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1331.989139][ T32] r4:851c0cc0 [ 1331.989625][ T32] INFO: task kworker/0:374:4290 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1331.989661][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1331.989748][ T32] Workqueue: events bpf_prog_free_deferred [ 1331.989796][ T32] Call trace: [ 1331.989827][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.008102][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.008195][ T32] r4:00000000 [ 1332.008238][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.008332][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 3 printk messages dropped ** [ 1332.008451][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1332.008682][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1332.008967][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1332.009249][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.009823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.020716][ T32] r5:85180c00 r4:82918640 [ 1332.020749][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.020795][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.020856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 [ 1332.020887][ T32] r4:00000000 [ 1332.020907][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.020948][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.020989][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.021032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286140 [ 1332.021055][ T32] r4:00000000 [ 1332.021075][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.021123][ T32] r9:83018005 r8:85180c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [ 1332.021147][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.021204][ T32] r5:00001000 r4:eab15000 [ 1332.021228][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.021292][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.021367][ T32] r5:85242b8c r4:85242800 [ 1332.021468][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.021519][ T32] r7:dddced40 r6:83018000 r5:85242b8c r4:851ba800 [ 1332.021546][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.021619][ T32] r10:61c88647 r9:85180c00 r8:851ba82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.021645][ T32] r4:851ba800 [ 1332.021666][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.021728][ T32] r10:00000000 r9:851ba800 r8:8027ed34 r7:eace9e60 r6:851ba880 r5:85180c00 [ 1332.021776][ T32] r4:00000001 [ 1332.021882][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.021923][ T32] Exception stack(0xeacedfb0 to 0xeacedff8) [ 1332.021951][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.022019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.022134][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.022167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.022203][ T32] r4:85286280 [ 1332.022675][ T32] INFO: task kworker/0:375:4294 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.022711][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.022877][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.022981][ T32] Call trace: [ 1332.023088][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.023139][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.023163][ T32] r4:00000000 [ 1332.023182][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.023258][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.023360][ T32] 1d20: 99530000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.023443][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.023471][ T32] 1d60: 800f0013 ffffffff [ 1332.023494][ T32] r5:800f0013 r4:80239bd0 [ 1332.023579][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.023658][ T32] r4:82ac11e4 [ 1332.023702][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.023746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.023800][ T32] r4:e0691dc0 [ 1332.023823][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.023866][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.023888][ T32] r4:00000000 [ 1332.023907][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.024062][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.024087][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.024130][ T32] r5:00001000 r4:ee7d5000 [ 1332.024151][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.024191][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.024257][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.024310][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.024360][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.024382][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.024426][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.024537][ T32] r4:8508b100 [ 1332.024613][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.024663][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.024806][ T32] r4:00000001 [ 1332.024907][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.024945][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.024972][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.025000][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.025092][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.025185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.025211][ T32] r4:85086c80 [ 1332.025287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.025315][ T32] INFO: task kworker/0:376:4295 blocked for more than 458 seconds. ** 1 printk messages dropped ** [ 1332.025428][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1332.025798][ T32] r5:85183000 r4:82918640 [ 1332.025906][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.026056][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.026128][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.026854][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.027226][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.027470][ T32] r4:851ba900 ** 6 printk messages dropped ** [ 1332.027849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.028318][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.028824][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1332.029127][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 2 printk messages dropped ** [ 1332.029212][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.029233][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.029274][ T32] r5:00001000 r4:ee7d5000 [ 1332.029312][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.029466][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.029513][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.029539][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.029601][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.029626][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.029674][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.029723][ T32] r4:8508b100 [ 1332.029746][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.029818][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.029912][ T32] r4:00000001 [ 1332.050375][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.050461][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.050497][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.050526][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.050643][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.050679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.050705][ T32] r4:85086c80 [ 1332.050728][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.050849][ T32] INFO: task kworker/1:214:4296 blocked for more than 458 seconds. [ 1332.050891][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.050916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.050969][ T32] task:kworker/1:214 state:D stack:0 pid:4296 tgid:4296 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.051198][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.051305][ T32] Call trace: [ 1332.051344][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.051395][ T32] r10:82918644 r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:851e9800 [ 1332.051496][ T32] r4:851e9800 [ 1332.051520][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.051585][ T32] r5:851e9800 r4:82918640 [ 1332.051611][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.051652][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.051713][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 [ 1332.051736][ T32] r4:00000000 [ 1332.051754][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.051791][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.052011][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.052059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852955c0 [ 1332.052081][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.052148][ T32] r9:83018205 r8:851e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 4 printk messages dropped ** [ 1332.052398][ T32] r5:850d1b8c r4:850d1800 ** 1 printk messages dropped ** [ 1332.052470][ T32] r7:ddde2d40 r6:83018200 r5:850d1b8c r4:85283100 ** 4 printk messages dropped ** [ 1332.052662][ T32] r10:00000000 r9:85283100 r8:8027ed34 r7:eab19e60 r6:85283180 r5:851e9800 ** 5 printk messages dropped ** [ 1332.052825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1332.053459][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.053888][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1332.054440][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1332.054729][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.055325][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1332.055654][ T32] INFO: task kworker/0:377:4297 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.056180][ T32] r5:851ea400 r4:82918640 [ 1332.056200][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.056450][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1332.056805][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1332.057388][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1332.057641][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.057677][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.057787][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.057820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.057843][ T32] r4:852863c0 [ 1332.058115][ T32] INFO: task kworker/0:377:4297 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.058148][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.058265][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.058402][ T32] Call trace: [ 1332.058455][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.058508][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.058536][ T32] r4:00000000 [ 1332.058557][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.058622][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.058656][ T32] 1d20: 9969b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.058687][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.058741][ T32] 1d60: 800f0013 ffffffff [ 1332.058771][ T32] r5:800f0013 r4:80239bd0 [ 1332.058794][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.058838][ T32] r4:82ac11e4 [ 1332.058870][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.058919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.058969][ T32] r4:e0691dc0 [ 1332.058993][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.059042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.059083][ T32] r4:00000000 [ 1332.059106][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.059179][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.059229][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.059302][ T32] r5:00001000 r4:ee7d5000 [ 1332.059327][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.059374][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.059431][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.059470][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.059519][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.059545][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.059610][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.059636][ T32] r4:8508b100 [ 1332.059656][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.059721][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.059778][ T32] r4:00000001 [ 1332.059802][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.081865][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.081934][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.081966][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.082032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.082144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.082367][ T32] r4:85086c80 [ 1332.082397][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.082733][ T32] INFO: task kworker/0:378:4299 blocked for more than 458 seconds. [ 1332.082773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.082801][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.082826][ T32] task:kworker/0:378 state:D stack:0 pid:4299 tgid:4299 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.083730][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.083803][ T32] Call trace: [ 1332.083838][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.083913][ T32] r10:82918644 r9:ead05d84 r8:00000002 r7:60000013 r6:ead05d8c r5:851e8c00 [ 1332.083942][ T32] r4:851e8c00 [ 1332.083962][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.084143][ T32] r5:851e8c00 r4:82918640 [ 1332.084169][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.084231][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.084281][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 [ 1332.084305][ T32] r4:00000000 [ 1332.084325][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.084363][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.084425][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.084538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286500 [ 1332.084567][ T32] r4:00000000 [ 1332.084651][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.084702][ T32] r9:83018005 r8:851e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1332.084725][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.084963][ T32] r5:00001000 r4:df9cd000 [ 1332.085183][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.085489][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.085803][ T32] r5:8524338c r4:85243000 [ 1332.085828][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.085929][ T32] r7:dddced40 r6:83018000 r5:8524338c r4:851baa80 [ 1332.085955][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.086506][ T32] r10:61c88647 r9:851e8c00 r8:851baaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.086560][ T32] r4:851baa80 ** 2 printk messages dropped ** [ 1332.086875][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.087212][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.088860][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.089517][ T32] r4:82ac11e4 [ 1332.089545][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.089589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.089612][ T32] r4:e0691dc0 [ 1332.089630][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.090052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.120325][ T32] r4:00000000 [ 1332.120370][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.120448][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.120474][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.120571][ T32] r5:00001000 r4:ee7d5000 [ 1332.120598][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.120640][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.120682][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.120702][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.120783][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.120849][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.120961][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.120995][ T32] r4:8508b100 [ 1332.121038][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.121089][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.121135][ T32] r4:00000001 [ 1332.121180][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.121224][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.121277][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.121313][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.121340][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.121376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.121452][ T32] r4:85086c80 [ 1332.121546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.121581][ T32] INFO: task kworker/0:379:4302 blocked for more than 458 seconds. [ 1332.121638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.121672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.121698][ T32] task:kworker/0:379 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.121776][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.121829][ T32] Call trace: [ 1332.121875][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.121954][ T32] r10:82918644 r9:ead11d84 r8:00000002 r7:60000113 r6:ead11d8c r5:851ebc00 [ 1332.121980][ T32] r4:851ebc00 [ 1332.122000][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.122065][ T32] r5:851ebc00 r4:82918640 [ 1332.122089][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.122130][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.122206][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 ** 2 printk messages dropped ** [ 1332.122333][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1332.122659][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1332.122902][ T32] r10:61c88647 r9:851ebc00 r8:851bab2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1332.123025][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.123136][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.123794][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.124220][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.124479][ T32] r4:e0691dc0 ** 1 printk messages dropped ** [ 1332.124560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 6 printk messages dropped ** [ 1332.124914][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.125184][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1332.125415][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 3 printk messages dropped ** [ 1332.125573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.125596][ T32] r4:85086c80 [ 1332.125645][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.125687][ T32] INFO: task kworker/0:380:4303 blocked for more than 458 seconds. [ 1332.125716][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.125740][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.125777][ T32] task:kworker/0:380 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.125849][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.125946][ T32] Call trace: [ 1332.125980][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.126028][ T32] r10:82918644 r9:ead15d84 r8:00000002 r7:60000113 r6:ead15d8c r5:851ec800 [ 1332.126051][ T32] r4:851ec800 [ 1332.126090][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.126135][ T32] r5:851ec800 r4:82918640 [ 1332.126155][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.126194][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.126248][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 [ 1332.126272][ T32] r4:00000000 [ 1332.126310][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.126355][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.126391][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.126431][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852866c0 [ 1332.126454][ T32] r4:00000000 [ 1332.126472][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.126535][ T32] r9:83018005 r8:851ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [ 1332.126561][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.126603][ T32] r5:00001000 r4:dfca3000 [ 1332.126623][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.126671][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.126715][ T32] r5:85243b8c r4:85243800 [ 1332.126734][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.126782][ T32] r7:dddced40 r6:83018000 r5:85243b8c r4:851bab80 [ 1332.126832][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.126881][ T32] r10:61c88647 r9:851ec800 r8:851babac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.126903][ T32] r4:851bab80 [ 1332.126922][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.126974][ T32] r10:00000000 r9:851bab80 r8:8027ed34 r7:ead11e60 r6:85283380 r5:851ec800 [ 1332.127026][ T32] r4:00000001 [ 1332.127048][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.127083][ T32] Exception stack(0xead15fb0 to 0xead15ff8) [ 1332.127129][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.127160][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.127188][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.127231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.127256][ T32] r4:85286640 [ 1332.127504][ T32] INFO: task kworker/0:380:4303 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.127556][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.127680][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.127731][ T32] Call trace: [ 1332.127781][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.127830][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.127874][ T32] r4:00000000 [ 1332.127910][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.127955][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.127984][ T32] 1d20: 9a1d2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.128045][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.128073][ T32] 1d60: 800f0013 ffffffff [ 1332.128107][ T32] r5:800f0013 r4:80239bd0 [ 1332.128129][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.128169][ T32] r4:82ac11e4 [ 1332.128188][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.128250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.128296][ T32] r4:e0691dc0 [ 1332.128340][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.128384][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.128406][ T32] r4:00000000 [ 1332.128425][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.128489][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.128528][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.128578][ T32] r5:00001000 r4:ee7d5000 [ 1332.128598][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.128659][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.128729][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.128751][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.128803][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.128823][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.128948][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.129009][ T32] r4:8508b100 [ 1332.129052][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.129100][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.129156][ T32] r4:00000001 [ 1332.129184][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.129219][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.129264][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.129300][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.129367][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.129422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.129483][ T32] r4:85086c80 [ 1332.129530][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.129558][ T32] INFO: task kworker/0:381:4305 blocked for more than 458 seconds. [ 1332.129606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.129640][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.129693][ T32] task:kworker/0:381 state:D stack:0 pid:4305 tgid:4305 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.129754][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.152271][ T32] Call trace: [ 1332.152351][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.152416][ T32] r10:82918644 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:851eb000 [ 1332.152440][ T32] r4:851eb000 [ 1332.152460][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.152500][ T32] r5:851eb000 r4:82918640 [ 1332.152530][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.152580][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.152625][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 [ 1332.152660][ T32] r4:00000000 [ 1332.152706][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.152779][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.152826][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.152868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286800 [ 1332.152905][ T32] r4:00000000 [ 1332.152949][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.152999][ T32] r9:83018005 r8:851eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [ 1332.153022][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.153066][ T32] r5:00001000 r4:dfe13000 [ 1332.153108][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.153151][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.153193][ T32] r5:85243f8c r4:85243c00 [ 1332.153212][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.153259][ T32] r7:dddced40 r6:83018000 r5:85243f8c r4:851bac00 [ 1332.153300][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.153350][ T32] r10:61c88647 r9:851eb000 r8:851bac2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.153373][ T32] r4:851bac00 [ 1332.153392][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.153436][ T32] r10:00000000 r9:851bac00 r8:8027ed34 r7:ead11e60 r6:85283400 r5:851eb000 [ 1332.153458][ T32] r4:00000001 [ 1332.153476][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.153511][ T32] Exception stack(0xead1dfb0 to 0xead1dff8) [ 1332.153539][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.153567][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.153592][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.153620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.153664][ T32] r4:85286700 [ 1332.154035][ T32] INFO: task kworker/0:381:4305 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.154090][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.154155][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.154223][ T32] Call trace: [ 1332.154259][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.154307][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.154341][ T32] r4:00000000 [ 1332.154363][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.154401][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.154444][ T32] 1d20: 9a6d7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.154497][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.154556][ T32] 1d60: 800f0013 ffffffff [ 1332.154582][ T32] r5:800f0013 r4:80239bd0 [ 1332.154603][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.154644][ T32] r4:82ac11e4 [ 1332.154663][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.154725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.154751][ T32] r4:e0691dc0 [ 1332.154784][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.154832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.154855][ T32] r4:00000000 [ 1332.154874][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.154940][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.154986][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.155031][ T32] r5:00001000 r4:ee7d5000 [ 1332.155051][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.155089][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.155129][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.155148][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.155193][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.155213][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.155269][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.155303][ T32] r4:8508b100 [ 1332.155326][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.155372][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.155410][ T32] r4:00000001 [ 1332.155433][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.155469][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.155494][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.155522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1332.155633][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1332.155892][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.156142][ T32] r5:851ed400 r4:82918640 [ 1332.156161][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.156200][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.156291][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.156382][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1332.156588][ T32] r5:00001000 r4:dff7f000 [ 1332.156609][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.156689][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.156734][ T32] r5:8524838c r4:85248000 [ 1332.156754][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.156802][ T32] r7:dddced40 r6:83018000 r5:8524838c r4:851bac80 [ 1332.156823][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.156886][ T32] r10:61c88647 r9:851ed400 r8:851bacac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.156938][ T32] r4:851bac80 [ 1332.156971][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.157038][ T32] r10:00000000 r9:851bac80 r8:8027ed34 r7:ead11e60 r6:85283480 r5:851ed400 [ 1332.157072][ T32] r4:00000001 [ 1332.157093][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.157130][ T32] Exception stack(0xead25fb0 to 0xead25ff8) [ 1332.157171][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.157202][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.157231][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.157274][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.157314][ T32] r4:85286840 [ 1332.157563][ T32] INFO: task kworker/0:382:4307 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.157615][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.157715][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.157761][ T32] Call trace: [ 1332.157827][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.157876][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.157900][ T32] r4:00000000 [ 1332.157918][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.157955][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.157984][ T32] 1d20: 9a6d7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.158016][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.158039][ T32] 1d60: 800f0013 ffffffff [ 1332.158061][ T32] r5:800f0013 r4:80239bd0 [ 1332.158079][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.158132][ T32] r4:82ac11e4 [ 1332.158160][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.158203][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.158235][ T32] r4:e0691dc0 [ 1332.158257][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.158319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.158344][ T32] r4:00000000 [ 1332.158375][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.158423][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.158444][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.158496][ T32] r5:00001000 r4:ee7d5000 [ 1332.158519][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.158558][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.158598][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.158626][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.158699][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.158722][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.158772][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.158804][ T32] r4:8508b100 [ 1332.158826][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.158890][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.158935][ T32] r4:00000001 [ 1332.158958][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.158993][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.159059][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.159090][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.159138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.159170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.159192][ T32] r4:85086c80 [ 1332.159214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1332.159540][ T32] r10:82918644 r9:ead29d84 r8:00000002 r7:60000013 r6:ead29d8c r5:851eec00 ** 6 printk messages dropped ** [ 1332.159759][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.178086][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1332.178742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.178773][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.178816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.178862][ T32] r4:85286b00 [ 1332.179215][ T32] INFO: task kworker/0:383:4310 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.179271][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.179359][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.179412][ T32] Call trace: [ 1332.179459][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.179509][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.179531][ T32] r4:00000000 [ 1332.179570][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.179632][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.179717][ T32] 1d20: 9ac3c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.179804][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.187601][ T32] 1d60: 800f0013 ffffffff [ 1332.187657][ T32] r5:800f0013 r4:80239bd0 [ 1332.187699][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.187785][ T32] r4:82ac11e4 [ 1332.187812][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.187858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.187883][ T32] r4:e0691dc0 [ 1332.187903][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.187966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.187996][ T32] r4:00000000 [ 1332.188017][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.188084][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.188136][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.188186][ T32] r5:00001000 r4:ee7d5000 [ 1332.188207][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1332.188296][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1332.188545][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1332.188874][ T32] INFO: task kworker/0:384:4311 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.189330][ T32] r5:851ee000 r4:82918640 [ 1332.189390][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.189495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 ** 7 printk messages dropped ** [ 1332.202544][ T32] r9:83018005 r8:851ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 ** 6 printk messages dropped ** [ 1332.202896][ T32] r7:dddced40 r6:83018000 r5:8524af8c r4:851bad80 ** 5 printk messages dropped ** [ 1332.203135][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.203362][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.204307][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1332.204642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1332.205041][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1332.205596][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.205925][ T32] task:kworker/0:385 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.206348][ T32] r5:851e8000 r4:82918640 ** 3 printk messages dropped ** [ 1332.206519][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.206771][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.206954][ T32] r5:00001000 r4:e073f000 ** 4 printk messages dropped ** [ 1332.207169][ T32] r7:dddced40 r6:83018000 r5:85248f8c r4:851bae00 ** 1 printk messages dropped ** [ 1332.207261][ T32] r10:61c88647 r9:851e8000 r8:851bae2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.207283][ T32] r4:851bae00 [ 1332.207301][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.207344][ T32] r10:00000000 r9:851bae00 r8:8027ed34 r7:ead2de60 r6:85283600 r5:851e8000 [ 1332.207366][ T32] r4:00000001 [ 1332.207401][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.207438][ T32] Exception stack(0xead21fb0 to 0xead21ff8) [ 1332.207465][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.207506][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.207535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.207563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.207627][ T32] r4:85286c40 [ 1332.207931][ T32] INFO: task kworker/0:385:4315 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.207970][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.208119][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.208201][ T32] Call trace: [ 1332.208236][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.208366][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.208420][ T32] r4:00000000 [ 1332.208442][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.208480][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.208510][ T32] 1d20: 9b30b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.208569][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.208596][ T32] 1d60: 800f0013 ffffffff [ 1332.208635][ T32] r5:800f0013 r4:80239bd0 [ 1332.208658][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.208698][ T32] r4:82ac11e4 [ 1332.208760][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.208811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.208833][ T32] r4:e0691dc0 [ 1332.208851][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.208912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.208937][ T32] r4:00000000 [ 1332.208957][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.209001][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.209022][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.209073][ T32] r5:00001000 r4:ee7d5000 [ 1332.209096][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.209136][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.209177][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.209216][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.209264][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.209284][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.209349][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.209390][ T32] r4:8508b100 [ 1332.209412][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.209475][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.209498][ T32] r4:00000001 [ 1332.209540][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.209579][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.209625][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.209658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.209685][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.209733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.209758][ T32] r4:85086c80 [ 1332.209783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.209851][ T32] INFO: task kworker/1:215:4317 blocked for more than 458 seconds. [ 1332.219446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.219527][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.219556][ T32] task:kworker/1:215 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.219609][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.219816][ T32] Call trace: [ 1332.220086][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.220186][ T32] r10:82918644 r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:851e6000 [ 1332.220238][ T32] r4:851e6000 [ 1332.220262][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.220319][ T32] r5:851e6000 r4:82918640 [ 1332.220342][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.220383][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.220448][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 [ 1332.220505][ T32] r4:00000000 [ 1332.220529][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.220589][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.220656][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.220702][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85295a40 [ 1332.220737][ T32] r4:00000000 [ 1332.220782][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.220832][ T32] r9:83018205 r8:851e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1332.220853][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.220917][ T32] r5:00001000 r4:e88f7000 [ 1332.220940][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.220980][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.221032][ T32] r5:850d278c r4:850d2400 [ 1332.221054][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.221117][ T32] r7:ddde2d40 r6:83018200 r5:850d278c r4:85283680 [ 1332.221174][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1332.221308][ T32] r10:00000000 r9:85283680 r8:8027ed34 r7:eab19e60 r6:85283700 r5:851e6000 ** 8 printk messages dropped ** [ 1332.222049][ T32] INFO: task kworker/1:215:4317 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 10 printk messages dropped ** [ 1332.222573][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.222817][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1332.223074][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.223451][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1332.223736][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.224106][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.224363][ T32] r5:851e3000 r4:82918640 ** 1 printk messages dropped ** [ 1332.224542][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.224921][ T32] r9:83018205 r8:851e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 ** 8 printk messages dropped ** [ 1332.225320][ T32] r10:61c88647 r9:851e3000 r8:852837ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1332.225730][ T32] r4:852956c0 ** 3 printk messages dropped ** [ 1332.226172][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.226459][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.226864][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1332.226982][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.227022][ T32] r5:00001000 r4:ee7d5000 [ 1332.227041][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.227079][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.227119][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.227200][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.227310][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.227337][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.227404][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.227429][ T32] r4:8508b100 [ 1332.227448][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.227515][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.227540][ T32] r4:00000001 [ 1332.227560][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.227595][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.227620][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.227680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.227712][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.227741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.227762][ T32] r4:85086c80 [ 1332.227787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.227811][ T32] INFO: task kworker/1:217:4321 blocked for more than 458 seconds. [ 1332.227838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.227882][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.227907][ T32] task:kworker/1:217 state:D stack:0 pid:4321 tgid:4321 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.227950][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.227991][ T32] Call trace: [ 1332.228023][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.228081][ T32] r10:82918644 r9:ead31d84 r8:00000002 r7:60000113 r6:ead31d8c r5:851f0000 [ 1332.228108][ T32] r4:851f0000 [ 1332.228127][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.228187][ T32] r5:851f0000 r4:82918640 [ 1332.228252][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.228295][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.228340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 [ 1332.228363][ T32] r4:00000000 [ 1332.228381][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.228418][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.228453][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.228492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8dc0 [ 1332.228549][ T32] r4:00000000 [ 1332.228573][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.228617][ T32] r9:83018205 r8:851f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1332.228679][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.228727][ T32] r5:00001000 r4:eabc7000 [ 1332.228778][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.228825][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.228866][ T32] r5:850d378c r4:850d3400 [ 1332.228885][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.228969][ T32] r7:ddde2d40 r6:83018200 r5:850d378c r4:85283880 [ 1332.228993][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.229038][ T32] r10:61c88647 r9:851f0000 r8:852838ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.229059][ T32] r4:85283880 [ 1332.229078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.229121][ T32] r10:00000000 r9:85283880 r8:8027ed34 r7:eacf5e60 r6:85283900 r5:851f0000 [ 1332.229142][ T32] r4:00000001 [ 1332.229243][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.229294][ T32] Exception stack(0xead31fb0 to 0xead31ff8) [ 1332.229343][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.229375][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.229402][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.229447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1332.229743][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.263439][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1332.263611][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1332.264100][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1332.264452][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.264863][ T32] task:kworker/1:218 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.265338][ T32] r5:851f0c00 r4:82918640 ** 2 printk messages dropped ** [ 1332.265476][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 [ 1332.265522][ T32] r4:00000000 [ 1332.265547][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.265587][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.265644][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.265688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299200 [ 1332.265710][ T32] r4:00000000 [ 1332.265742][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.265792][ T32] r9:83018205 r8:851f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1332.265836][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.265904][ T32] r5:00001000 r4:eaa0f000 [ 1332.265947][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.265989][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.266029][ T32] r5:850d2b8c r4:850d2800 [ 1332.266048][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.266092][ T32] r7:ddde2d40 r6:83018200 r5:850d2b8c r4:85283980 [ 1332.266112][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.266155][ T32] r10:61c88647 r9:851f0c00 r8:852839ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.266176][ T32] r4:85283980 [ 1332.266230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.266319][ T32] r10:00000000 r9:85283980 r8:8027ed34 r7:ead31e60 r6:85283a00 r5:851f0c00 [ 1332.266344][ T32] r4:00000001 [ 1332.266363][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.266397][ T32] Exception stack(0xead35fb0 to 0xead35ff8) [ 1332.266443][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.266475][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.266502][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.266530][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.266551][ T32] r4:852959c0 [ 1332.266990][ T32] INFO: task kworker/1:218:4323 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.267026][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.267125][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.267203][ T32] Call trace: [ 1332.267234][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.267282][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.267305][ T32] r4:00000000 [ 1332.267324][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.267360][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.267389][ T32] 1d20: 9bdbc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.267441][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.267468][ T32] 1d60: 800f0013 ffffffff [ 1332.267511][ T32] r5:800f0013 r4:80239bd0 [ 1332.267556][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.267600][ T32] r4:82ac11e4 [ 1332.267619][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.267660][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.267718][ T32] r4:e0691dc0 [ 1332.267738][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.267786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.267810][ T32] r4:00000000 [ 1332.267877][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.267926][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.267947][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.267987][ T32] r5:00001000 r4:ee7d5000 [ 1332.268010][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.268069][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.268158][ T32] r5:85f9ab8c r4:85f9a800 ** 3 printk messages dropped ** [ 1332.268355][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1332.268674][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.269000][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.269311][ T32] r5:851f1800 r4:82918640 [ 1332.269331][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.269557][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.290577][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1332.290929][ T32] r10:61c88647 r9:851f1800 r8:851baeac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1332.291350][ T32] r4:85287000 ** 6 printk messages dropped ** [ 1332.292319][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.292595][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1332.292872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 8 printk messages dropped ** [ 1332.293262][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1332.293747][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.294211][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.294439][ T32] r5:851f3000 r4:82918640 ** 1 printk messages dropped ** [ 1332.294583][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1332.294715][ T32] r4:00000000 [ 1332.294759][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.294805][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.294883][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.294929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287180 [ 1332.294951][ T32] r4:00000000 [ 1332.294988][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.295035][ T32] r9:83018005 r8:851f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1332.295056][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.295098][ T32] r5:00001000 r4:ea93f000 [ 1332.295117][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.295155][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.295195][ T32] r5:8524978c r4:85249400 [ 1332.295219][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.295263][ T32] r7:dddced40 r6:83018000 r5:8524978c r4:851baf00 [ 1332.295283][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.295328][ T32] r10:61c88647 r9:851f3000 r8:851baf2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.295369][ T32] r4:851baf00 [ 1332.295391][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.295460][ T32] r10:00000000 r9:851baf00 r8:8027ed34 r7:ead2de60 r6:85283b00 r5:851f3000 [ 1332.295485][ T32] r4:00000001 [ 1332.295504][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.295564][ T32] Exception stack(0xead45fb0 to 0xead45ff8) [ 1332.295615][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.295646][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.295708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.295763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.295796][ T32] r4:852872c0 [ 1332.296067][ T32] INFO: task kworker/0:387:4326 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.296114][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.296186][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.296281][ T32] Call trace: [ 1332.296341][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.296401][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.296427][ T32] r4:00000000 [ 1332.296461][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.296530][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.296590][ T32] 1d20: 9c524000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.296641][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.296698][ T32] 1d60: 800f0013 ffffffff [ 1332.296752][ T32] r5:800f0013 r4:80239bd0 [ 1332.296789][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.296854][ T32] r4:82ac11e4 [ 1332.296876][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.296918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.296939][ T32] r4:e0691dc0 [ 1332.296957][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.296997][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.297018][ T32] r4:00000000 [ 1332.297037][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.297102][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.297128][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.297170][ T32] r5:00001000 r4:ee7d5000 [ 1332.297188][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.297226][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.297267][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.297286][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.297331][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.297351][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.297404][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.297429][ T32] r4:8508b100 [ 1332.297448][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.297519][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 2 printk messages dropped ** [ 1332.297625][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1332.297850][ T32] INFO: task kworker/0:388:4328 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.298273][ T32] r5:851f2400 r4:82918640 [ 1332.298294][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.298422][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 ** 5 printk messages dropped ** [ 1332.298628][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.298815][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1332.299259][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.299420][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1332.314812][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1332.315133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1332.315399][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1332.315593][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 8 printk messages dropped ** [ 1332.315994][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.316070][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.316123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.316149][ T32] r4:85086c80 [ 1332.316189][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.316221][ T32] INFO: task kworker/0:389:4330 blocked for more than 458 seconds. [ 1332.316253][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.316277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.316311][ T32] task:kworker/0:389 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.316446][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.316522][ T32] Call trace: [ 1332.316618][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.316669][ T32] r10:82918644 r9:ead55d84 r8:00000002 r7:60000113 r6:ead55d8c r5:851f5400 [ 1332.316701][ T32] r4:851f5400 [ 1332.316725][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.316790][ T32] r5:851f5400 r4:82918640 [ 1332.316814][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.316854][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.316898][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 [ 1332.316920][ T32] r4:00000000 [ 1332.316939][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.316975][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.317010][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.317091][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287440 [ 1332.317118][ T32] r4:00000000 [ 1332.317158][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.317206][ T32] r9:83018005 r8:851f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [ 1332.317227][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.317279][ T32] r5:00001000 r4:ea96f000 [ 1332.317323][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.317374][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.317421][ T32] r5:85249f8c r4:85249c00 [ 1332.317483][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.317555][ T32] r7:dddced40 r6:83018000 r5:85249f8c r4:85107f80 [ 1332.317581][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.317628][ T32] r10:61c88647 r9:851f5400 r8:85107fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.317649][ T32] r4:85107f80 [ 1332.317677][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.317746][ T32] r10:00000000 r9:85107f80 r8:8027ed34 r7:ead2de60 r6:85283c00 r5:851f5400 [ 1332.317777][ T32] r4:00000001 [ 1332.317797][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.317848][ T32] Exception stack(0xead55fb0 to 0xead55ff8) [ 1332.317877][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.317905][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.317951][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.318005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.318031][ T32] r4:85287280 [ 1332.318425][ T32] INFO: task kworker/0:389:4330 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.318472][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.318550][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.318622][ T32] Call trace: [ 1332.318653][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.318700][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.318723][ T32] r4:00000000 [ 1332.318741][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.318814][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.318847][ T32] 1d20: 9c524000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.318876][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.318911][ T32] 1d60: 800f0013 ffffffff [ 1332.318937][ T32] r5:800f0013 r4:80239bd0 [ 1332.318979][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1332.319130][ T32] r4:e0691dc0 [ 1332.319188][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.319254][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.319280][ T32] r4:00000000 [ 1332.319320][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.319368][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.319400][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.319448][ T32] r5:00001000 r4:ee7d5000 [ 1332.319475][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.319517][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.319580][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.319603][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.319649][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.319683][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.319775][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.319811][ T32] r4:8508b100 [ 1332.319907][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.336342][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.336400][ T32] r4:00000001 [ 1332.336427][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1332.336626][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1332.336872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1332.337257][ T32] r5:851f4800 r4:82918640 [ 1332.337293][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.337389][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 ** 8 printk messages dropped ** [ 1332.337715][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.338196][ T32] r4:8528c000 ** 6 printk messages dropped ** [ 1332.338461][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.339290][ T32] Call trace: ** 7 printk messages dropped ** [ 1332.339799][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1332.345427][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1332.345704][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.346097][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1332.346436][ T32] INFO: task kworker/0:391:4334 blocked for more than 458 seconds. ** 9 printk messages dropped ** [ 1332.346986][ T32] r5:851f3c00 r4:82918640 [ 1332.347009][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.347050][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.347114][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead65e08 [ 1332.347162][ T32] r4:00000000 [ 1332.347185][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.347224][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.347260][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.347321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287700 [ 1332.347346][ T32] r4:00000000 [ 1332.347365][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.347408][ T32] r9:83018005 r8:851f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1332.347428][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.347469][ T32] r5:00001000 r4:ea999000 [ 1332.347509][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.347591][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.347637][ T32] r5:8524a78c r4:8524a400 [ 1332.347656][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.347773][ T32] r7:dddced40 r6:83018000 r5:8524a78c r4:8528c080 [ 1332.347808][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.347872][ T32] r10:61c88647 r9:851f3c00 r8:8528c0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.347928][ T32] r4:8528c080 [ 1332.347952][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.348054][ T32] r10:00000000 r9:8528c080 r8:8027ed34 r7:ead2de60 r6:85283d00 r5:851f3c00 [ 1332.348095][ T32] r4:00000001 [ 1332.348120][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.348156][ T32] Exception stack(0xead65fb0 to 0xead65ff8) [ 1332.348182][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.348215][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.348266][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.348319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.348380][ T32] r4:85287540 [ 1332.348734][ T32] INFO: task kworker/0:391:4334 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.348773][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.348856][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.348904][ T32] Call trace: [ 1332.348980][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.349030][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.349052][ T32] r4:00000000 [ 1332.349102][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.349144][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.349194][ T32] 1d20: 9cb30000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.349256][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.349345][ T32] 1d60: 800f0013 ffffffff [ 1332.349371][ T32] r5:800f0013 r4:80239bd0 [ 1332.349411][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.349475][ T32] r4:82ac11e4 [ 1332.349515][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.349563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.349606][ T32] r4:e0691dc0 [ 1332.349674][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.349785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 2 printk messages dropped ** [ 1332.366293][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1332.366787][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1332.366986][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1332.367265][ T32] INFO: task kworker/0:392:4336 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1332.367584][ T32] r4:851f6000 ** 1 printk messages dropped ** [ 1332.367694][ T32] r5:851f6000 r4:82918640 [ 1332.367732][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.367892][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.368064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287800 ** 9 printk messages dropped ** [ 1332.368460][ T32] r7:dddced40 r6:83018000 r5:8524ab8c r4:8528c100 ** 8 printk messages dropped ** [ 1332.368753][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1332.369549][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.385921][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.386304][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.386608][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.387153][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1332.387391][ T32] INFO: task kworker/0:393:4338 blocked for more than 458 seconds. ** 7 printk messages dropped ** [ 1332.387788][ T32] r4:851f8c00 ** 1 printk messages dropped ** [ 1332.387847][ T32] r5:851f8c00 r4:82918640 [ 1332.387882][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.387927][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.387972][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead75e08 [ 1332.387997][ T32] r4:00000000 [ 1332.388026][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.388079][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.388118][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.388161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85295e80 [ 1332.388184][ T32] r4:00000000 [ 1332.388202][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.388255][ T32] r9:83018005 r8:851f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [ 1332.388285][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.388372][ T32] r5:00001000 r4:df9fd000 [ 1332.388419][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.388569][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.388620][ T32] r5:8524c38c r4:8524c000 [ 1332.388639][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.388702][ T32] r7:dddced40 r6:83018000 r5:8524c38c r4:8528c180 [ 1332.388726][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.388804][ T32] r10:61c88647 r9:851f8c00 r8:8528c1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.388831][ T32] r4:8528c180 [ 1332.388981][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.389029][ T32] r10:00000000 r9:8528c180 r8:8027ed34 r7:ead2de60 r6:85283e00 r5:851f8c00 [ 1332.389064][ T32] r4:00000001 [ 1332.389092][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.389127][ T32] Exception stack(0xead75fb0 to 0xead75ff8) [ 1332.389153][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.389204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.389234][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.389262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.389285][ T32] r4:85287780 [ 1332.389737][ T32] INFO: task kworker/0:393:4338 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.389816][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.402698][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.402778][ T32] Call trace: [ 1332.402815][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.402908][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.402936][ T32] r4:00000000 [ 1332.402973][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.403067][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.403112][ T32] 1d20: 9d7d6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.403145][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.403189][ T32] 1d60: 800f0013 ffffffff [ 1332.403236][ T32] r5:800f0013 r4:80239bd0 [ 1332.403280][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.403339][ T32] r4:82ac11e4 [ 1332.403389][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.403449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.403481][ T32] r4:e0691dc0 [ 1332.403522][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.403600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.403637][ T32] r4:00000000 [ 1332.403685][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.403787][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.403822][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.403868][ T32] r5:00001000 r4:ee7d5000 [ 1332.403889][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.403929][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.404009][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.404033][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.404103][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.404129][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.404196][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.404291][ T32] r4:8508b100 [ 1332.404327][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.404375][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.404397][ T32] r4:00000001 [ 1332.404416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.404450][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.404476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.404514][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.404562][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.404602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.404637][ T32] r4:85086c80 [ 1332.404662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.404700][ T32] INFO: task kworker/0:394:4341 blocked for more than 458 seconds. [ 1332.404732][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.404755][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.404782][ T32] task:kworker/0:394 state:D stack:0 pid:4341 tgid:4341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.404828][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.404886][ T32] Call trace: [ 1332.404971][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.405024][ T32] r10:82918644 r9:ead81d84 r8:00000002 r7:60000013 r6:ead81d8c r5:851f8000 ** 2 printk messages dropped ** [ 1332.405141][ T32] r5:851f8000 r4:82918640 [ 1332.405174][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.405274][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 ** 7 printk messages dropped ** [ 1332.405552][ T32] r9:83018005 r8:851f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 ** 8 printk messages dropped ** [ 1332.405922][ T32] r10:61c88647 r9:851f8000 r8:8528c22c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1332.406231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.406995][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.407156][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.407179][ T32] 1d60: 800f0013 ffffffff [ 1332.407210][ T32] r5:800f0013 r4:80239bd0 [ 1332.407241][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.407286][ T32] r4:82ac11e4 [ 1332.407305][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.407410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.407436][ T32] r4:e0691dc0 [ 1332.407454][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.407495][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.407517][ T32] r4:00000000 [ 1332.407535][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.407579][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.407599][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.407639][ T32] r5:00001000 r4:ee7d5000 [ 1332.407658][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.407759][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.407831][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.407854][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.407929][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.407956][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.408004][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.408025][ T32] r4:8508b100 [ 1332.408044][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.408088][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.408131][ T32] r4:00000001 [ 1332.408157][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.408209][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.408239][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.408289][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.408319][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.408346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.408368][ T32] r4:85086c80 [ 1332.408386][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.408410][ T32] INFO: task kworker/0:395:4342 blocked for more than 458 seconds. [ 1332.408437][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.408459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.408501][ T32] task:kworker/0:395 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.408553][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.408593][ T32] Call trace: [ 1332.408623][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.408688][ T32] r10:82918644 r9:ead85d84 r8:00000002 r7:60000013 r6:ead85d8c r5:851f9800 [ 1332.408722][ T32] r4:851f9800 [ 1332.408743][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.408788][ T32] r5:851f9800 r4:82918640 [ 1332.408827][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.408871][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.408914][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 [ 1332.408977][ T32] r4:00000000 [ 1332.408999][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.409102][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.409163][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.409208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287b40 ** 2 printk messages dropped ** [ 1332.409307][ T32] r9:83018005 r8:851f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 ** 6 printk messages dropped ** [ 1332.409544][ T32] r7:dddced40 r6:83018000 r5:8524b78c r4:8528c280 ** 7 printk messages dropped ** [ 1332.432787][ T32] Exception stack(0xead85fb0 to 0xead85ff8) ** 6 printk messages dropped ** [ 1332.433553][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1332.434495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1332.434891][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.435475][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 5 printk messages dropped ** [ 1332.435644][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1332.436119][ T32] r4:851fc800 ** 1 printk messages dropped ** [ 1332.436180][ T32] r5:851fc800 r4:82918640 ** 1 printk messages dropped ** [ 1332.436239][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.436641][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.437032][ T32] r4:8528c300 ** 5 printk messages dropped ** [ 1332.437228][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.437776][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1332.437990][ T32] r4:00000000 [ 1332.438014][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.438052][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.438090][ T32] 1d20: 9dd79000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.438121][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.438144][ T32] 1d60: 800f0013 ffffffff [ 1332.438166][ T32] r5:800f0013 r4:80239bd0 [ 1332.438195][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.438237][ T32] r4:82ac11e4 [ 1332.438286][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.438332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.438354][ T32] r4:e0691dc0 [ 1332.438373][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.438412][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.438434][ T32] r4:00000000 [ 1332.438452][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.438495][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.438516][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.438566][ T32] r5:00001000 r4:ee7d5000 [ 1332.438588][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.438627][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.438689][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.438711][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.438757][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.438785][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.438831][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.438853][ T32] r4:8508b100 [ 1332.438881][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.438935][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.438980][ T32] r4:00000001 [ 1332.439003][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.439059][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.439087][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.439115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.439142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.439169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.439214][ T32] r4:85086c80 [ 1332.439237][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.439261][ T32] INFO: task kworker/0:397:4346 blocked for more than 458 seconds. [ 1332.439288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.439352][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.439378][ T32] task:kworker/0:397 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.439422][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.439463][ T32] Call trace: [ 1332.439530][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.439577][ T32] r10:82918644 r9:ead95d84 r8:00000002 r7:60000013 r6:ead95d8c r5:851fb000 [ 1332.439639][ T32] r4:851fb000 [ 1332.439702][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.439753][ T32] r5:851fb000 r4:82918640 [ 1332.439779][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.439820][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.439913][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 [ 1332.450353][ T32] r4:00000000 [ 1332.450450][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.450510][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.450577][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.450624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287dc0 [ 1332.450670][ T32] r4:00000000 [ 1332.450707][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.450773][ T32] r9:83018005 r8:851fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [ 1332.450828][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.450876][ T32] r5:00001000 r4:eab57000 [ 1332.450909][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.450984][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.451048][ T32] r5:8524bf8c r4:8524bc00 [ 1332.451073][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.451161][ T32] r7:dddced40 r6:83018000 r5:8524bf8c r4:8528c380 [ 1332.451210][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.451259][ T32] r10:61c88647 r9:851fb000 r8:8528c3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.451282][ T32] r4:8528c380 [ 1332.451301][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.451346][ T32] r10:00000000 r9:8528c380 r8:8027ed34 r7:ead75e60 r6:852a9000 r5:851fb000 [ 1332.451367][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1332.451477][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.452452][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1332.452748][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1332.452879][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1332.453053][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1332.453511][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1332.453771][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.454120][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.454368][ T32] r5:851fa400 r4:82918640 [ 1332.454445][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.454653][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1332.454881][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.455170][ T32] r5:8524cb8c r4:8524c800 ** 4 printk messages dropped ** [ 1332.455364][ T32] r4:8528c400 ** 5 printk messages dropped ** [ 1332.455582][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.456355][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1332.456776][ T32] r4:e0691dc0 [ 1332.456796][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.456858][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.456890][ T32] r4:00000000 [ 1332.456935][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.456984][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.457005][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.457067][ T32] r5:00001000 r4:ee7d5000 [ 1332.457093][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.457134][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.457175][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.457194][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.457237][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.457288][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.457338][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.457360][ T32] r4:8508b100 [ 1332.457378][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.457423][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.457444][ T32] r4:00000001 [ 1332.457463][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.457496][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.457547][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.457580][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.457609][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.457673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.457742][ T32] r4:85086c80 [ 1332.457778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.457846][ T32] INFO: task kworker/0:399:4350 blocked for more than 458 seconds. [ 1332.457888][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.457913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.457933][ T32] task:kworker/0:399 state:D stack:0 pid:4350 tgid:4350 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.457978][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.458021][ T32] Call trace: [ 1332.458069][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.458130][ T32] r10:82918644 r9:ead8dd84 r8:00000002 r7:60000013 r6:ead8dd8c r5:85185400 [ 1332.458187][ T32] r4:85185400 [ 1332.458215][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.458271][ T32] r5:85185400 r4:82918640 [ 1332.458294][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.458362][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.458416][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 [ 1332.458438][ T32] r4:00000000 [ 1332.458476][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.458521][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.458557][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.458599][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bec40 [ 1332.458626][ T32] r4:00000000 [ 1332.458672][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.458736][ T32] r9:83018005 r8:85185400 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [ 1332.458759][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.458829][ T32] r5:00001000 r4:dfbab000 [ 1332.458856][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.458926][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.459008][ T32] r5:8524c78c r4:8524c400 [ 1332.459049][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.459120][ T32] r7:dddced40 r6:83018000 r5:8524c78c r4:8528c480 [ 1332.459149][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.459196][ T32] r10:61c88647 r9:85185400 r8:8528c4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.459230][ T32] r4:8528c480 [ 1332.459254][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.459299][ T32] r10:00000000 r9:8528c480 r8:8027ed34 r7:ead99e60 r6:8528c500 r5:85185400 [ 1332.459324][ T32] r4:00000001 [ 1332.459342][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.459420][ T32] Exception stack(0xead8dfb0 to 0xead8dff8) [ 1332.459468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.459496][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.459542][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.459575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.459596][ T32] r4:852951c0 [ 1332.486109][ T32] INFO: task kworker/0:399:4350 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.486215][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1332.486797][ T32] 1d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1332.487047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1332.487349][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1332.487734][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1332.487970][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.488427][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.488716][ T32] r5:85186000 r4:82918640 ** 1 printk messages dropped ** [ 1332.488797][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.489114][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1332.489581][ T32] r10:00000000 r9:8528c580 r8:8027ed34 r7:ead99e60 r6:8528c600 r5:85186000 ** 8 printk messages dropped ** [ 1332.503432][ T32] INFO: task kworker/0:400:4353 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 13 printk messages dropped ** [ 1332.504222][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1332.504573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 8 printk messages dropped ** [ 1332.505207][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1332.506001][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.506449][ T32] INFO: task kworker/0:401:4356 blocked for more than 459 seconds. [ 1332.506507][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.506560][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.506619][ T32] task:kworker/0:401 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.506705][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.506790][ T32] Call trace: [ 1332.506857][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.506943][ T32] r10:82918644 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:85186c00 [ 1332.506986][ T32] r4:85186c00 [ 1332.507028][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.507104][ T32] r5:85186c00 r4:82918640 [ 1332.507147][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.507226][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.507313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 [ 1332.507355][ T32] r4:00000000 [ 1332.507393][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.507486][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.507576][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.507660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa500 [ 1332.507987][ T32] r4:00000000 [ 1332.508100][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.508191][ T32] r9:83018005 r8:85186c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1332.508270][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.508360][ T32] r5:00001000 r4:e0541000 [ 1332.508401][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.508489][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.508573][ T32] r5:8524d78c r4:8524d400 [ 1332.508609][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.508709][ T32] r7:dddced40 r6:83018000 r5:8524d78c r4:8528c680 [ 1332.508759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.508855][ T32] r10:61c88647 r9:85186c00 r8:8528c6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.508897][ T32] r4:8528c680 [ 1332.508938][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.509028][ T32] r10:00000000 r9:8528c680 r8:8027ed34 r7:ea9d9e60 r6:8528c700 r5:85186c00 [ 1332.509079][ T32] r4:00000001 [ 1332.509116][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.509199][ T32] Exception stack(0xeabe9fb0 to 0xeabe9ff8) [ 1332.509263][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.509340][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.509532][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.509596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.509639][ T32] r4:852aa180 [ 1332.530391][ T32] INFO: task kworker/0:401:4356 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.530513][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.530659][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.530816][ T32] Call trace: [ 1332.530889][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.530990][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.531077][ T32] r4:00000000 [ 1332.531121][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.531198][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.531288][ T32] 1d20: 9eb23000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.531378][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.531410][ T32] 1d60: 800f0013 ffffffff [ 1332.531437][ T32] r5:800f0013 r4:80239bd0 [ 1332.531457][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.531504][ T32] r4:82ac11e4 [ 1332.531527][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.531570][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.531615][ T32] r4:e0691dc0 [ 1332.531683][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.531758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.531812][ T32] r4:00000000 [ 1332.531838][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.531915][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.531945][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.532012][ T32] r5:00001000 r4:ee7d5000 [ 1332.532047][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.532092][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.532134][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.532156][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.532233][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.532294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.532416][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.532477][ T32] r4:8508b100 [ 1332.532523][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.532613][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.532660][ T32] r4:00000001 [ 1332.532702][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.532781][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 3 printk messages dropped ** [ 1332.533027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1332.533934][ T32] r4:85184800 ** 1 printk messages dropped ** [ 1332.534075][ T32] r5:85184800 r4:82918640 [ 1332.534151][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.534542][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1332.535247][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1332.536166][ T32] Exception stack(0xead41fb0 to 0xead41ff8) ** 5 printk messages dropped ** [ 1332.537138][ T32] INFO: task kworker/0:402:4357 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.537186][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.537276][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.537341][ T32] Call trace: [ 1332.537374][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.537425][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.537450][ T32] r4:00000000 [ 1332.537483][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.537531][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.537576][ T32] 1d20: 9eb23000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.537608][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.537631][ T32] 1d60: 800f0013 ffffffff [ 1332.537652][ T32] r5:800f0013 r4:80239bd0 [ 1332.537689][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.537757][ T32] r4:82ac11e4 [ 1332.537786][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.537852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.537903][ T32] r4:e0691dc0 [ 1332.537926][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.537983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.538011][ T32] r4:00000000 [ 1332.538030][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.538093][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.538116][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.538162][ T32] r5:00001000 r4:ee7d5000 [ 1332.538203][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.538269][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.538322][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.538343][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.538388][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.538421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.538484][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.538515][ T32] r4:8508b100 [ 1332.538541][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.538589][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.538632][ T32] r4:00000001 [ 1332.538656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.538694][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.538722][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.538749][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.538802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.538844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.538869][ T32] r4:85086c80 [ 1332.538919][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1332.539052][ T32] task:kworker/0:403 state:D stack:0 pid:4360 tgid:4360 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.539407][ T32] r5:85183c00 r4:82918640 ** 1 printk messages dropped ** [ 1332.539487][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1332.539750][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.539800][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa600 [ 1332.539825][ T32] r4:00000000 [ 1332.560186][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.560323][ T32] r9:83018005 r8:85183c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1332.560356][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.560407][ T32] r5:00001000 r4:e05b9000 [ 1332.560440][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.560484][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.560533][ T32] r5:8524db8c r4:8524d800 [ 1332.560554][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.560601][ T32] r7:dddced40 r6:83018000 r5:8524db8c r4:8528c880 [ 1332.560621][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.560666][ T32] r10:61c88647 r9:85183c00 r8:8528c8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.560687][ T32] r4:8528c880 [ 1332.560706][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.560749][ T32] r10:00000000 r9:8528c880 r8:8027ed34 r7:eabe9e60 r6:8528c900 r5:85183c00 [ 1332.560775][ T32] r4:00000001 [ 1332.560795][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.560859][ T32] Exception stack(0xeac19fb0 to 0xeac19ff8) [ 1332.560894][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1332.560923][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.560951][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.560980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.561039][ T32] r4:852aa4c0 [ 1332.561547][ T32] INFO: task kworker/0:403:4360 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.561592][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.561689][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.561742][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.561994][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1332.562371][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1332.562626][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1332.563028][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1332.563448][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.564033][ T32] r10:82918644 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:85182400 ** 2 printk messages dropped ** [ 1332.564140][ T32] r5:85182400 r4:82918640 [ 1332.564184][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1332.564465][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1332.564810][ T32] r5:8524df8c r4:8524dc00 ** 4 printk messages dropped ** [ 1332.565036][ T32] r4:8528c980 ** 6 printk messages dropped ** [ 1332.565256][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.565898][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1332.566306][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1332.566632][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1332.567025][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1332.567193][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1332.567495][ T32] INFO: task kworker/0:405:4364 blocked for more than 459 seconds. ** 9 printk messages dropped ** [ 1332.568063][ T32] r5:85188000 r4:82918640 [ 1332.568104][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.568371][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.568766][ T32] r5:8524e38c r4:8524e000 ** 6 printk messages dropped ** [ 1332.569150][ T32] r10:00000000 r9:8528ca80 r8:8027ed34 r7:eac49e60 r6:8528cb00 r5:85188000 ** 7 printk messages dropped ** [ 1332.569502][ T32] r4:852aa6c0 ** 2 printk messages dropped ** [ 1332.597926][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.598014][ T32] Call trace: [ 1332.598058][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.598142][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.598173][ T32] r4:00000000 [ 1332.598197][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.598237][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.598270][ T32] 1d20: 9f39b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.598299][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.598323][ T32] 1d60: 800f0013 ffffffff [ 1332.598347][ T32] r5:800f0013 r4:80239bd0 [ 1332.598366][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.598408][ T32] r4:82ac11e4 [ 1332.598471][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.598574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.598600][ T32] r4:e0691dc0 [ 1332.598647][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.598773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.598800][ T32] r4:00000000 [ 1332.598871][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.598924][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.598947][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.598990][ T32] r5:00001000 r4:ee7d5000 [ 1332.599011][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.599050][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.599092][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.599111][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.599158][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.599179][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.599248][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.599301][ T32] r4:8508b100 [ 1332.599350][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.599451][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.599479][ T32] r4:00000001 [ 1332.599516][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.599556][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.599582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.599643][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.599731][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.599770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.599878][ T32] r4:85086c80 [ 1332.612327][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.612378][ T32] INFO: task kworker/0:406:4366 blocked for more than 459 seconds. [ 1332.612418][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.612466][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.612501][ T32] task:kworker/0:406 state:D stack:0 pid:4366 tgid:4366 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.612562][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.612621][ T32] Call trace: [ 1332.612675][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.612732][ T32] r10:82918644 r9:eac69d84 r8:00000002 r7:60000113 r6:eac69d8c r5:85188c00 [ 1332.612761][ T32] r4:85188c00 [ 1332.612794][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.612866][ T32] r5:85188c00 r4:82918640 [ 1332.612920][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.612993][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.613044][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 [ 1332.613068][ T32] r4:00000000 [ 1332.613087][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.613125][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.613189][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.613235][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aac80 [ 1332.613259][ T32] r4:00000000 [ 1332.613280][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.613326][ T32] r9:83018005 r8:85188c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1332.613349][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.613404][ T32] r5:00001000 r4:e07af000 [ 1332.613458][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.613523][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.613567][ T32] r5:8524eb8c r4:8524e800 [ 1332.613606][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.613664][ T32] r7:dddced40 r6:83018000 r5:8524eb8c r4:8528cb80 ** 1 printk messages dropped ** [ 1332.613730][ T32] r10:61c88647 r9:85188c00 r8:8528cbac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1332.614146][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1332.615367][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1332.615870][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1332.616319][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1332.616686][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.617232][ T32] task:kworker/0:407 state:D stack:0 pid:4367 tgid:4367 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.617609][ T32] r5:85189800 r4:82918640 ** 3 printk messages dropped ** [ 1332.617771][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1332.618042][ T32] r9:83018005 r8:85189800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 ** 9 printk messages dropped ** [ 1332.618443][ T32] r4:8528cc80 ** 6 printk messages dropped ** [ 1332.618751][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1332.619786][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 3 printk messages dropped ** [ 1332.633065][ T32] r5:800f0013 r4:80239bd0 [ 1332.633094][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.633155][ T32] r4:82ac11e4 [ 1332.633178][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.633222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.633332][ T32] r4:e0691dc0 [ 1332.633358][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.633421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.633449][ T32] r4:00000000 [ 1332.633469][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.633523][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.633552][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.633810][ T32] r5:00001000 r4:ee7d5000 [ 1332.633849][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.633905][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.633952][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.633973][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.634019][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.634040][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.634214][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.634636][ T32] r4:8508b100 [ 1332.634662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.634709][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.634731][ T32] r4:00000001 [ 1332.634754][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.634791][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.635536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.635581][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.635758][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.635832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.635883][ T32] r4:85086c80 [ 1332.635910][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.635943][ T32] INFO: task kworker/0:408:4369 blocked for more than 459 seconds. [ 1332.635978][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.636004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.636026][ T32] task:kworker/0:408 state:D stack:0 pid:4369 tgid:4369 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.636176][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.636450][ T32] Call trace: [ 1332.636700][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.636754][ T32] r10:82918644 r9:eac71d84 r8:00000002 r7:60000113 r6:eac71d8c r5:8518a400 [ 1332.636777][ T32] r4:8518a400 [ 1332.636802][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.636897][ T32] r5:8518a400 r4:82918640 [ 1332.636921][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.636962][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.637077][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 [ 1332.637103][ T32] r4:00000000 [ 1332.637122][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.637179][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.637219][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.637260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85295fc0 [ 1332.637282][ T32] r4:00000000 [ 1332.637301][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.637383][ T32] r9:83018005 r8:8518a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1332.637483][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.637533][ T32] r5:00001000 r4:e4811000 [ 1332.637552][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.637596][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.637671][ T32] r5:8524f38c r4:8524f000 [ 1332.637865][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.637915][ T32] r7:dddced40 r6:83018000 r5:8524f38c r4:8528cd80 [ 1332.637960][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.638063][ T32] r10:61c88647 r9:8518a400 r8:8528cdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.638091][ T32] r4:8528cd80 [ 1332.638110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.638154][ T32] r10:00000000 r9:8528cd80 r8:8027ed34 r7:eac69e60 r6:8528ce00 r5:8518a400 [ 1332.638176][ T32] r4:00000001 [ 1332.638194][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.638228][ T32] Exception stack(0xeac71fb0 to 0xeac71ff8) [ 1332.638254][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1332.638456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.660652][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.660848][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1332.661306][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1332.661711][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1332.661905][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 10 printk messages dropped ** [ 1332.662542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.662991][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.663308][ T32] r5:8518b000 r4:82918640 ** 1 printk messages dropped ** [ 1332.663369][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1332.664034][ T32] r9:83018005 r8:8518b000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 ** 9 printk messages dropped ** [ 1332.664947][ T32] r4:8528ce80 ** 6 printk messages dropped ** [ 1332.665173][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.666237][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1332.666637][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1332.666909][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1332.667279][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1332.667658][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.667723][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.667760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.667809][ T32] r4:85086c80 [ 1332.667858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.667887][ T32] INFO: task kworker/0:410:4374 blocked for more than 459 seconds. [ 1332.667917][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.667940][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.667960][ T32] task:kworker/0:410 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.668059][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.668149][ T32] Call trace: [ 1332.668197][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.668248][ T32] r10:82918644 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:8518bc00 [ 1332.668271][ T32] r4:8518bc00 [ 1332.668306][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.668350][ T32] r5:8518bc00 r4:82918640 [ 1332.668369][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.668433][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.668493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 [ 1332.668522][ T32] r4:00000000 [ 1332.668542][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.668580][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.668615][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.668655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286ec0 [ 1332.668703][ T32] r4:00000000 [ 1332.668731][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.668781][ T32] r9:83018005 r8:8518bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [ 1332.668803][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.668844][ T32] r5:00001000 r4:e4867000 [ 1332.668863][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.668902][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.668943][ T32] r5:8524f78c r4:8524f400 [ 1332.668963][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.669008][ T32] r7:dddced40 r6:83018000 r5:8524f78c r4:8528cf80 [ 1332.669028][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.669088][ T32] r10:61c88647 r9:8518bc00 r8:8528cfac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.669139][ T32] r4:8528cf80 [ 1332.669162][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.669206][ T32] r10:00000000 r9:8528cf80 r8:8027ed34 r7:eac9de60 r6:852be000 r5:8518bc00 [ 1332.669228][ T32] r4:00000001 [ 1332.669248][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.669281][ T32] Exception stack(0xeaca5fb0 to 0xeaca5ff8) [ 1332.669308][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.669336][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.669416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.669499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.669553][ T32] r4:85286f80 [ 1332.669895][ T32] INFO: task kworker/0:410:4374 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.702826][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.703046][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.703112][ T32] Call trace: [ 1332.703179][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.703238][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.703284][ T32] r4:00000000 [ 1332.703308][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.703371][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.703422][ T32] 1d20: a0583000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.703475][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.703571][ T32] 1d60: 800f0013 ffffffff [ 1332.703600][ T32] r5:800f0013 r4:80239bd0 [ 1332.703620][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.703725][ T32] r4:82ac11e4 [ 1332.703748][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1332.703815][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1332.704145][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1332.704637][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1332.705045][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1332.705502][ T32] r4:851fec00 ** 1 printk messages dropped ** [ 1332.705590][ T32] r5:851fec00 r4:82918640 ** 1 printk messages dropped ** [ 1332.705649][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1332.706014][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1332.706506][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1332.706676][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1332.707462][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.707724][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1332.707972][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.708019][ T32] r4:00000000 [ 1332.708042][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.708088][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.708149][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.708194][ T32] r5:00001000 r4:ee7d5000 [ 1332.708214][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.708292][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.708342][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.708374][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.708422][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.708443][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.708508][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.708579][ T32] r4:8508b100 [ 1332.708601][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.708667][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.708692][ T32] r4:00000001 [ 1332.708713][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.708797][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.708847][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.708880][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.708917][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.708948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.708991][ T32] r4:85086c80 [ 1332.709014][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.709038][ T32] INFO: task kworker/0:411:4378 blocked for more than 459 seconds. [ 1332.709065][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.709090][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.709139][ T32] task:kworker/0:411 state:D stack:0 pid:4378 tgid:4378 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.709222][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.709309][ T32] Call trace: [ 1332.709344][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.709406][ T32] r10:82918644 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:851fe000 [ 1332.709467][ T32] r4:851fe000 [ 1332.709501][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.709547][ T32] r5:851fe000 r4:82918640 [ 1332.709579][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.709631][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.709702][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 [ 1332.709771][ T32] r4:00000000 [ 1332.709814][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.709945][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.730181][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.730272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c10c0 [ 1332.730299][ T32] r4:00000000 [ 1332.730352][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.730462][ T32] r9:83018005 r8:851fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1332.730528][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.730621][ T32] r5:00001000 r4:eaa35000 [ 1332.730651][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.730715][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.730772][ T32] r5:8524ff8c r4:8524fc00 [ 1332.730835][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.730906][ T32] r7:dddced40 r6:83018000 r5:8524ff8c r4:852be080 [ 1332.730951][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.731022][ T32] r10:61c88647 r9:851fe000 r8:852be0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.731061][ T32] r4:852be080 [ 1332.731084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.731154][ T32] r10:00000000 r9:852be080 r8:8027ed34 r7:eac9de60 r6:852a9200 r5:851fe000 [ 1332.731208][ T32] r4:00000001 [ 1332.731231][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.731289][ T32] Exception stack(0xeacddfb0 to 0xeacddff8) [ 1332.731350][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1332.731384][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1332.732098][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1332.732941][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1332.733111][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1332.733622][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1332.733904][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.734320][ T32] task:kworker/0:412 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1332.734688][ T32] r4:851fbc00 [ 1332.734725][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.734858][ T32] r5:851fbc00 r4:82918640 [ 1332.734888][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.734957][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.735008][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 [ 1332.735031][ T32] r4:00000000 [ 1332.735077][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.735118][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.735196][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.735241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1240 [ 1332.735304][ T32] r4:00000000 [ 1332.735346][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.735413][ T32] r9:83018005 r8:851fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [ 1332.735459][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.735528][ T32] r5:00001000 r4:eaa4b000 [ 1332.735600][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.735642][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.735703][ T32] r5:8525838c r4:85258000 [ 1332.735723][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.735776][ T32] r7:dddced40 r6:83018000 r5:8525838c r4:852be100 [ 1332.735819][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.735869][ T32] r10:61c88647 r9:851fbc00 r8:852be12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.735914][ T32] r4:852be100 [ 1332.735936][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.735981][ T32] r10:00000000 r9:852be100 r8:8027ed34 r7:eacdde60 r6:852a9280 r5:851fbc00 [ 1332.736024][ T32] r4:00000001 [ 1332.736090][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.736128][ T32] Exception stack(0xead01fb0 to 0xead01ff8) [ 1332.736155][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.736183][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.736210][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.736261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.736308][ T32] r4:852c12c0 [ 1332.736647][ T32] INFO: task kworker/0:412:4379 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.736683][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.736802][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.736880][ T32] Call trace: [ 1332.736919][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.736978][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.737020][ T32] r4:00000000 [ 1332.737042][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.737080][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.737110][ T32] 1d20: a0b23000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.737139][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.737162][ T32] 1d60: 800f0013 ffffffff [ 1332.737184][ T32] r5:800f0013 r4:80239bd0 [ 1332.737203][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.737242][ T32] r4:82ac11e4 [ 1332.737261][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.737302][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.737324][ T32] r4:e0691dc0 [ 1332.737371][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.737416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.737478][ T32] r4:00000000 [ 1332.737546][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.737594][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.737632][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.737676][ T32] r5:00001000 r4:ee7d5000 [ 1332.737704][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.737750][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.737812][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.737837][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.737883][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 1 printk messages dropped ** [ 1332.737972][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1332.738440][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1332.738674][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.738999][ T32] r5:85200000 r4:82918640 [ 1332.739039][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.739270][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1332.739653][ T32] r5:85259b8c r4:85259800 ** 4 printk messages dropped ** [ 1332.762904][ T32] r4:852be180 ** 6 printk messages dropped ** [ 1332.763626][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.764939][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.765673][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1332.766205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 7 printk messages dropped ** [ 1332.766763][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.766816][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.766865][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.766886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.766932][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.766954][ T32] r4:8508b100 [ 1332.767050][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.767125][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.767150][ T32] r4:00000001 [ 1332.767171][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.767219][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.767276][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.767334][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.767366][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.767409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.767459][ T32] r4:85086c80 [ 1332.767535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.767599][ T32] INFO: task kworker/0:414:4383 blocked for more than 459 seconds. [ 1332.767640][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.767694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.767730][ T32] task:kworker/0:414 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.767783][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.767883][ T32] Call trace: [ 1332.767946][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.768022][ T32] r10:82918644 r9:eada9d84 r8:00000002 r7:60000113 r6:eada9d8c r5:85200c00 [ 1332.768055][ T32] r4:85200c00 [ 1332.768076][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.768117][ T32] r5:85200c00 r4:82918640 [ 1332.768136][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.768175][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.768227][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 [ 1332.768290][ T32] r4:00000000 [ 1332.768313][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.768377][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.768443][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.768533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1380 [ 1332.768561][ T32] r4:00000000 [ 1332.768581][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.768625][ T32] r9:83018005 r8:85200c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 ** 2 printk messages dropped ** [ 1332.768707][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1332.768990][ T32] r4:852be200 ** 6 printk messages dropped ** [ 1332.769193][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.788273][ T32] Call trace: ** 6 printk messages dropped ** [ 1332.788684][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 7 printk messages dropped ** [ 1332.789162][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1332.803649][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1332.804750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.805428][ T32] r5:85202400 r4:82918640 [ 1332.805504][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.805640][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1332.805699][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.805737][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.805786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c14c0 [ 1332.805808][ T32] r4:00000000 [ 1332.805827][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.805900][ T32] r9:83018005 r8:85202400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1332.805955][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.806003][ T32] r5:00001000 r4:eaaa5000 [ 1332.806026][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.806065][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.806108][ T32] r5:85258b8c r4:85258800 [ 1332.806128][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.806172][ T32] r7:dddced40 r6:83018000 r5:85258b8c r4:852be280 [ 1332.806194][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.806239][ T32] r10:61c88647 r9:85202400 r8:852be2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.806261][ T32] r4:852be280 [ 1332.806280][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.806324][ T32] r10:00000000 r9:852be280 r8:8027ed34 r7:eada5e60 r6:852a9400 r5:85202400 [ 1332.806346][ T32] r4:00000001 [ 1332.806364][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.806398][ T32] Exception stack(0xeadb1fb0 to 0xeadb1ff8) [ 1332.806424][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.806453][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.806479][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.806507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.806532][ T32] r4:852c13c0 [ 1332.806995][ T32] INFO: task kworker/0:415:4385 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.807030][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.807087][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.807150][ T32] Call trace: [ 1332.807186][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.807236][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.807258][ T32] r4:00000000 [ 1332.807277][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.807315][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.807345][ T32] 1d20: a1358000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.807374][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.807398][ T32] 1d60: 800f0013 ffffffff [ 1332.807420][ T32] r5:800f0013 r4:80239bd0 [ 1332.807440][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.807480][ T32] r4:82ac11e4 [ 1332.807500][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.807545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.807568][ T32] r4:e0691dc0 [ 1332.807617][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1332.807988][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1332.808533][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1332.809270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1332.809781][ T32] r10:82918644 r9:eadbdd84 r8:00000002 r7:60000113 r6:eadbdd8c r5:85203c00 ** 2 printk messages dropped ** [ 1332.820194][ T32] r5:85203c00 r4:82918640 [ 1332.820262][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.820442][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.820646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1640 ** 8 printk messages dropped ** [ 1332.821000][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1332.821345][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1332.822370][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1332.823281][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1332.823599][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1332.824073][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1332.824718][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1332.825333][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1332.825875][ T32] Call trace: ** 4 printk messages dropped ** [ 1332.826234][ T32] r5:85203000 r4:82918640 [ 1332.826254][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1332.826468][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1332.826634][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1800 ** 8 printk messages dropped ** [ 1332.827072][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1332.827406][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1332.828253][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1332.828671][ T32] 1d20: a1358000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1332.829351][ T32] r4:e0691dc0 [ 1332.829385][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.829450][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.829475][ T32] r4:00000000 [ 1332.829547][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.829596][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.829618][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.829683][ T32] r5:00001000 r4:ee7d5000 [ 1332.829789][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.829835][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.863957][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.864005][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.864082][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.864105][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.864152][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.864243][ T32] r4:8508b100 [ 1332.864272][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.864322][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.864346][ T32] r4:00000001 [ 1332.864394][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.864438][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.864504][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.864543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.864582][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.864637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.864681][ T32] r4:85086c80 [ 1332.864710][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.864742][ T32] INFO: task kworker/0:418:4392 blocked for more than 459 seconds. [ 1332.864783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.864821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.864847][ T32] task:kworker/0:418 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.864906][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.864953][ T32] Call trace: [ 1332.865009][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.865062][ T32] r10:82918644 r9:eacb5d84 r8:00000002 r7:60000113 r6:eacb5d8c r5:8518c800 [ 1332.865112][ T32] r4:8518c800 [ 1332.865136][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.865177][ T32] r5:8518c800 r4:82918640 [ 1332.865214][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.865258][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.865305][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 [ 1332.865361][ T32] r4:00000000 [ 1332.865384][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.865450][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.865574][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.865620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c18c0 [ 1332.865642][ T32] r4:00000000 [ 1332.865662][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.865714][ T32] r9:83018005 r8:8518c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1332.865737][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.865785][ T32] r5:00001000 r4:eaae3000 [ 1332.865807][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.865846][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.865887][ T32] r5:8525978c r4:85259400 [ 1332.865933][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.865981][ T32] r7:dddced40 r6:83018000 r5:8525978c r4:852be400 [ 1332.866002][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.866047][ T32] r10:61c88647 r9:8518c800 r8:852be42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.866069][ T32] r4:852be400 [ 1332.866088][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.866144][ T32] r10:00000000 r9:852be400 r8:8027ed34 r7:eada5e60 r6:852be480 r5:8518c800 [ 1332.866196][ T32] r4:00000001 [ 1332.866239][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.866335][ T32] Exception stack(0xeacb5fb0 to 0xeacb5ff8) [ 1332.866396][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.866458][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1332.867626][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1332.868029][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1332.868531][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.868907][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1332.869135][ T32] r4:8508b100 ** 7 printk messages dropped ** [ 1332.869621][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1332.880587][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.881043][ T32] r5:8518e000 r4:82918640 [ 1332.881135][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1332.881585][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1332.881793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0040 [ 1332.881903][ T32] r4:00000000 [ 1332.881978][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.882086][ T32] r9:83018005 r8:8518e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1332.882135][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.882224][ T32] r5:00001000 r4:eabdd000 [ 1332.882291][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.882384][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.882492][ T32] r5:8525a78c r4:8525a400 [ 1332.882543][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.882642][ T32] r7:dddced40 r6:83018000 r5:8525a78c r4:852be500 [ 1332.882707][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.882830][ T32] r10:61c88647 r9:8518e000 r8:852be52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.882883][ T32] r4:852be500 [ 1332.882954][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.883055][ T32] r10:00000000 r9:852be500 r8:8027ed34 r7:eada5e60 r6:852be580 r5:8518e000 [ 1332.883122][ T32] r4:00000001 [ 1332.883174][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.883255][ T32] Exception stack(0xeacc1fb0 to 0xeacc1ff8) [ 1332.883330][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.883398][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.883471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.883537][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.883585][ T32] r4:852c1c40 [ 1332.884438][ T32] INFO: task kworker/0:419:4394 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.884518][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.884661][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.884773][ T32] Call trace: [ 1332.884842][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.884941][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.885044][ T32] r4:00000000 [ 1332.885141][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.885195][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.885311][ T32] 1d20: a1853000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.885345][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.885369][ T32] 1d60: 800f0013 ffffffff [ 1332.885442][ T32] r5:800f0013 r4:80239bd0 [ 1332.885521][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.885590][ T32] r4:82ac11e4 [ 1332.885642][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.885738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.885811][ T32] r4:e0691dc0 [ 1332.885860][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.885948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.886030][ T32] r4:00000000 [ 1332.886105][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.886202][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.886247][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.886335][ T32] r5:00001000 r4:ee7d5000 [ 1332.886386][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.886471][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.886560][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.886605][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.886699][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.886769][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.886869][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.886920][ T32] r4:8508b100 [ 1332.886966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.887058][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.887106][ T32] r4:00000001 [ 1332.887149][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.887219][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.887291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.887386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.887442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.887526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.887572][ T32] r4:85086c80 [ 1332.887610][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.887661][ T32] INFO: task kworker/0:420:4396 blocked for more than 459 seconds. ** 2 printk messages dropped ** [ 1332.887832][ T32] task:kworker/0:420 state:D stack:0 pid:4396 tgid:4396 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1332.888477][ T32] r5:8518ec00 r4:82918640 ** 1 printk messages dropped ** [ 1332.888592][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1332.889133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1bc0 ** 9 printk messages dropped ** [ 1332.921576][ T32] r7:dddced40 r6:83018000 r5:85259f8c r4:852be600 ** 7 printk messages dropped ** [ 1332.922195][ T32] Exception stack(0xeadd1fb0 to 0xeadd1ff8) ** 6 printk messages dropped ** [ 1332.923552][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1332.924738][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1332.925177][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1332.925598][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1332.926235][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 6 printk messages dropped ** [ 1332.926636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1332.927710][ T32] r5:85205400 r4:82918640 [ 1332.927778][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1332.927981][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 [ 1332.928034][ T32] r4:00000000 [ 1332.928076][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.928167][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.928251][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.928318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8cc0 [ 1332.928342][ T32] r4:00000000 [ 1332.928362][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.928428][ T32] r9:83018205 r8:85205400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1332.928497][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.928604][ T32] r5:00001000 r4:eab81000 [ 1332.928667][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.928769][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.928864][ T32] r5:850d338c r4:850d3000 [ 1332.928906][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.929009][ T32] r7:ddde2d40 r6:83018200 r5:850d338c r4:852a9580 [ 1332.929059][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.929149][ T32] r10:61c88647 r9:85205400 r8:852a95ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1332.929201][ T32] r4:852a9580 [ 1332.929246][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.929338][ T32] r10:00000000 r9:852a9580 r8:8027ed34 r7:ead31e60 r6:852a9600 r5:85205400 [ 1332.929415][ T32] r4:00000001 [ 1332.929492][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.929572][ T32] Exception stack(0xeadc5fb0 to 0xeadc5ff8) [ 1332.929625][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1332.929681][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.929736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.929801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.961103][ T32] r4:852c8500 [ 1332.962068][ T32] INFO: task kworker/1:220:4398 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.962156][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.962316][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.962439][ T32] Call trace: [ 1332.962508][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.962617][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.962668][ T32] r4:00000000 [ 1332.962728][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.962860][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.962940][ T32] 1d20: a1e69000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.963010][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.963065][ T32] 1d60: 800f0013 ffffffff [ 1332.963135][ T32] r5:800f0013 r4:80239bd0 [ 1332.963194][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.963295][ T32] r4:82ac11e4 [ 1332.963342][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.963428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.963495][ T32] r4:e0691dc0 [ 1332.963546][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.963628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.963698][ T32] r4:00000000 [ 1332.963742][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.963842][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.963887][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.963967][ T32] r5:00001000 r4:ee7d5000 [ 1332.964008][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.964084][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.964166][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.964206][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.964325][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.964376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.964464][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.964532][ T32] r4:8508b100 [ 1332.964583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1332.964973][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1332.965552][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1332.966053][ T32] r5:85204800 r4:82918640 [ 1332.966113][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.966197][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1332.966479][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1332.967091][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1332.967819][ T32] r10:00000000 r9:852be700 r8:8027ed34 r7:eacc1e60 r6:852a9680 r5:85204800 ** 7 printk messages dropped ** [ 1332.968279][ T32] r4:852c19c0 ** 5 printk messages dropped ** [ 1332.969334][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 5 printk messages dropped ** [ 1332.969787][ T32] 1d60: 800f0013 ffffffff [ 1332.969838][ T32] r5:800f0013 r4:80239bd0 [ 1332.990380][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.990531][ T32] r4:82ac11e4 [ 1332.990561][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.990609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.990637][ T32] r4:e0691dc0 [ 1332.990659][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.990706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.990757][ T32] r4:00000000 [ 1332.990998][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.991054][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.991108][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.991214][ T32] r5:00001000 r4:ee7d5000 [ 1332.991240][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.991282][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.991326][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.991413][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1332.991525][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1332.991697][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1332.991761][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1332.991790][ T32] r4:8508b100 [ 1332.991895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1332.991948][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1332.992004][ T32] r4:00000001 [ 1332.992070][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1332.992112][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1332.992207][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1332.992410][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1332.992442][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1332.992524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.992619][ T32] r4:85086c80 [ 1332.992716][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1332.992753][ T32] INFO: task kworker/0:422:4401 blocked for more than 459 seconds. [ 1332.992794][ T32] Not tainted 6.15.0-syzkaller #0 [ 1332.992822][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1332.992847][ T32] task:kworker/0:422 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.992957][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.993121][ T32] Call trace: [ 1332.993262][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1332.993353][ T32] r10:82918644 r9:eadd9d84 r8:00000002 r7:60000013 r6:eadd9d8c r5:85201800 [ 1332.993379][ T32] r4:85201800 [ 1332.993400][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1332.993441][ T32] r5:85201800 r4:82918640 [ 1332.993524][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1332.993574][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1332.993678][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 [ 1332.993729][ T32] r4:00000000 [ 1332.993753][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1332.993799][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1332.993836][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.993878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0280 ** 3 printk messages dropped ** [ 1332.994556][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1332.995376][ T32] r7:dddced40 r6:83018000 r5:8525af8c r4:852be780 ** 7 printk messages dropped ** [ 1332.996358][ T32] Exception stack(0xeadd9fb0 to 0xeadd9ff8) ** 3 printk messages dropped ** [ 1332.996836][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1332.996859][ T32] r4:852c1b00 [ 1332.997319][ T32] INFO: task kworker/0:422:4401 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1332.997380][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1332.997477][ T32] Workqueue: events bpf_prog_free_deferred [ 1332.997534][ T32] Call trace: [ 1332.997569][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1332.997676][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1332.997999][ T32] r4:00000000 [ 1332.998024][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1332.998209][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1332.998327][ T32] 1d20: a1f37000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1332.998362][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1332.998422][ T32] 1d60: 800f0013 ffffffff [ 1332.998450][ T32] r5:800f0013 r4:80239bd0 [ 1332.998472][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1332.998544][ T32] r4:82ac11e4 [ 1332.998569][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1332.998615][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1332.998656][ T32] r4:e0691dc0 [ 1332.998971][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1332.999024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1332.999082][ T32] r4:00000000 [ 1332.999108][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1332.999191][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1332.999391][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1332.999476][ T32] r5:00001000 r4:ee7d5000 [ 1332.999623][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1332.999697][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1332.999786][ T32] r5:85f9ab8c r4:85f9a800 [ 1332.999813][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.019686][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.019745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.019823][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.019849][ T32] r4:8508b100 [ 1333.019871][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1333.020661][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1333.020903][ T32] INFO: task kworker/1:221:4404 blocked for more than 459 seconds. ** 6 printk messages dropped ** [ 1333.021461][ T32] r10:82918644 r9:eadcdd84 r8:00000002 r7:60000013 r6:eadcdd8c r5:85206c00 ** 2 printk messages dropped ** [ 1333.021651][ T32] r5:85206c00 r4:82918640 [ 1333.021672][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.021862][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1333.022152][ T32] r5:00001000 r4:dfceb000 ** 5 printk messages dropped ** [ 1333.022582][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.022912][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.023846][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.024223][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1333.025089][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1333.025716][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 5 printk messages dropped ** [ 1333.026094][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.026234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1333.026420][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1333.026898][ T32] r4:85206000 ** 1 printk messages dropped ** [ 1333.026988][ T32] r5:85206000 r4:82918640 ** 1 printk messages dropped ** [ 1333.027101][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.027318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d01c0 ** 9 printk messages dropped ** [ 1333.027711][ T32] r7:dddced40 r6:83018000 r5:8525ab8c r4:852be800 ** 6 printk messages dropped ** [ 1333.027971][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.028606][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1333.029464][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1333.029778][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1333.058142][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1333.058551][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 6 printk messages dropped ** [ 1333.058803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1333.070398][ T32] r10:82918644 r9:eade5d84 r8:00000002 r7:60000013 r6:eade5d8c r5:851fd400 ** 2 printk messages dropped ** [ 1333.070497][ T32] r5:851fd400 r4:82918640 [ 1333.070649][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.070736][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.070797][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 [ 1333.070823][ T32] r4:00000000 [ 1333.070878][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.070930][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.070972][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.071040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d03c0 [ 1333.071106][ T32] r4:00000000 [ 1333.071150][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.071201][ T32] r9:83018005 r8:851fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [ 1333.071223][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.071268][ T32] r5:00001000 r4:eac21000 [ 1333.071302][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.071346][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.071388][ T32] r5:8525b38c r4:8525b000 [ 1333.071408][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.071455][ T32] r7:dddced40 r6:83018000 r5:8525b38c r4:852be880 [ 1333.071475][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.071572][ T32] r10:61c88647 r9:851fd400 r8:852be8ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.071625][ T32] r4:852be880 [ 1333.071648][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.071730][ T32] r10:00000000 r9:852be880 r8:8027ed34 r7:eadd9e60 r6:852a9a80 r5:851fd400 [ 1333.071756][ T32] r4:00000001 [ 1333.071783][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.071819][ T32] Exception stack(0xeade5fb0 to 0xeade5ff8) [ 1333.071850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.071878][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.071932][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.071965][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.072002][ T32] r4:852d0240 [ 1333.072486][ T32] INFO: task kworker/0:424:4409 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.072525][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.072651][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.072727][ T32] Call trace: [ 1333.072769][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.072845][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.072873][ T32] r4:00000000 [ 1333.073024][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.073074][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.073119][ T32] 1d20: a2793000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.073176][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.073203][ T32] 1d60: 800f0013 ffffffff [ 1333.073226][ T32] r5:800f0013 r4:80239bd0 [ 1333.073246][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.073287][ T32] r4:82ac11e4 [ 1333.073306][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.073349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.073400][ T32] r4:e0691dc0 [ 1333.073474][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.073563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.073593][ T32] r4:00000000 [ 1333.073639][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.073714][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.073741][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.073789][ T32] r5:00001000 r4:ee7d5000 [ 1333.073809][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.073847][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.073968][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.074087][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.074137][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.074158][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.074251][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.074278][ T32] r4:8508b100 [ 1333.074298][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.074344][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.074366][ T32] r4:00000001 [ 1333.074412][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.074450][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.074546][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.074587][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.074614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.074642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.074767][ T32] r4:85086c80 [ 1333.074792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.074824][ T32] INFO: task kworker/0:425:4411 blocked for more than 459 seconds. [ 1333.074858][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.074883][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.074903][ T32] task:kworker/0:425 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.074949][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.075024][ T32] Call trace: [ 1333.075090][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.075149][ T32] r10:82918644 r9:eade1d84 r8:00000002 r7:60000113 r6:eade1d8c r5:851f6c00 [ 1333.075172][ T32] r4:851f6c00 [ 1333.075204][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.075247][ T32] r5:851f6c00 r4:82918640 [ 1333.075267][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.075307][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.075481][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 [ 1333.075532][ T32] r4:00000000 [ 1333.075608][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.075687][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.075766][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1333.075955][ T32] r9:83018005 r8:851f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 ** 7 printk messages dropped ** [ 1333.076283][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.076642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.077305][ T32] Call trace: ** 6 printk messages dropped ** [ 1333.077560][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1333.078028][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1333.078447][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 1 printk messages dropped ** [ 1333.078530][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.078556][ T32] r4:8508b100 [ 1333.078600][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.078663][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.078717][ T32] r4:00000001 [ 1333.078827][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.078868][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.078895][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.078951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.078981][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.079127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.079153][ T32] r4:85086c80 [ 1333.079174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.079357][ T32] INFO: task kworker/1:222:4412 blocked for more than 459 seconds. [ 1333.079389][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.079437][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.079461][ T32] task:kworker/1:222 state:D stack:0 pid:4412 tgid:4412 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.079506][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.079800][ T32] r5:85338000 r4:82918640 [ 1333.102376][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.102566][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 ** 8 printk messages dropped ** [ 1333.103150][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.103955][ T32] r4:852a9b00 ** 5 printk messages dropped ** [ 1333.104178][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.105105][ T32] Call trace: ** 5 printk messages dropped ** [ 1333.105306][ T32] 1d20: a29a9000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 ** 7 printk messages dropped ** [ 1333.105823][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1333.106026][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1333.106704][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1333.107206][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.107558][ T32] task:kworker/1:223 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.107921][ T32] r5:85338c00 r4:82918640 ** 2 printk messages dropped ** [ 1333.108052][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 ** 7 printk messages dropped ** [ 1333.108329][ T32] r9:83018205 r8:85338c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 ** 9 printk messages dropped ** [ 1333.108820][ T32] r4:852a9c80 ** 5 printk messages dropped ** [ 1333.109263][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1333.109405][ T32] r4:852c8940 [ 1333.109738][ T32] INFO: task kworker/1:223:4414 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.109812][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.130629][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.130726][ T32] Call trace: [ 1333.130799][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.130862][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.130886][ T32] r4:00000000 [ 1333.130923][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.130966][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.130997][ T32] 1d20: a2ba8000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.131103][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.131132][ T32] 1d60: 800f0013 ffffffff [ 1333.131156][ T32] r5:800f0013 r4:80239bd0 [ 1333.131230][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.131309][ T32] r4:82ac11e4 [ 1333.131340][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.131409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.131450][ T32] r4:e0691dc0 [ 1333.131569][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.131618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.131641][ T32] r4:00000000 [ 1333.131698][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.131764][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.131789][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.131884][ T32] r5:00001000 r4:ee7d5000 [ 1333.132014][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.132059][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.132102][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.132121][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.132166][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.132187][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.132244][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.132270][ T32] r4:8508b100 [ 1333.132290][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.132335][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.132356][ T32] r4:00000001 [ 1333.132375][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.132415][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.132443][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.132471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.132514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.132546][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.132568][ T32] r4:85086c80 [ 1333.132591][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.132621][ T32] INFO: task kworker/0:426:4415 blocked for more than 459 seconds. [ 1333.132655][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.132684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.132709][ T32] task:kworker/0:426 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.132800][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.132850][ T32] Call trace: [ 1333.132907][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.132958][ T32] r10:82918644 r9:eadf5d84 r8:00000002 r7:60000113 r6:eadf5d8c r5:85339800 [ 1333.132981][ T32] r4:85339800 [ 1333.133006][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.133092][ T32] r5:85339800 r4:82918640 [ 1333.133116][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.133209][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.133283][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 [ 1333.133310][ T32] r4:00000000 [ 1333.133329][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.133369][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.133430][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.133546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0680 [ 1333.133573][ T32] r4:00000000 [ 1333.133630][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.133677][ T32] r9:83018005 r8:85339800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [ 1333.133724][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.133779][ T32] r5:00001000 r4:eac41000 [ 1333.133800][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.133839][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.133957][ T32] r5:8525b78c r4:8525b400 [ 1333.133981][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.134027][ T32] r7:dddced40 r6:83018000 r5:8525b78c r4:852be980 [ 1333.134073][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.134121][ T32] r10:61c88647 r9:85339800 r8:852be9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.134143][ T32] r4:852be980 [ 1333.134162][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.134205][ T32] r10:00000000 r9:852be980 r8:8027ed34 r7:eade1e60 r6:852a9d80 r5:85339800 [ 1333.134250][ T32] r4:00000001 [ 1333.134272][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.134309][ T32] Exception stack(0xeadf5fb0 to 0xeadf5ff8) [ 1333.134335][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.135172][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.135530][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.135773][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1333.136116][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.136480][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 10 printk messages dropped ** [ 1333.136901][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.137408][ T32] r5:8533c800 r4:82918640 [ 1333.137432][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1333.137666][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1333.138391][ T32] r5:8525bf8c r4:8525bc00 ** 7 printk messages dropped ** [ 1333.138864][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1333.139319][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1333.139746][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.139908][ T32] Call trace: [ 1333.172067][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.172176][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.172206][ T32] r4:00000000 [ 1333.172228][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.172341][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.172433][ T32] 1d20: a31f3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.172472][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.172497][ T32] 1d60: 800f0013 ffffffff [ 1333.172520][ T32] r5:800f0013 r4:80239bd0 [ 1333.172566][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.172618][ T32] r4:82ac11e4 [ 1333.172640][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.172690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.172714][ T32] r4:e0691dc0 [ 1333.172733][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.172781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.172804][ T32] r4:00000000 [ 1333.172823][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.172868][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.172918][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.172985][ T32] r5:00001000 r4:ee7d5000 [ 1333.173036][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.173105][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.173152][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.173173][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.173219][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.173239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.173289][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.173312][ T32] r4:8508b100 [ 1333.173332][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.173380][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.173403][ T32] r4:00000001 [ 1333.173449][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.173514][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.173545][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.173648][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.173680][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.173714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.173766][ T32] r4:85086c80 [ 1333.173820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.173866][ T32] INFO: task kworker/0:428:4420 blocked for more than 459 seconds. [ 1333.173903][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.173927][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.173949][ T32] task:kworker/0:428 state:D stack:0 pid:4420 tgid:4420 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.174065][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.174151][ T32] Call trace: [ 1333.174185][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.174232][ T32] r10:82918644 r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:8533a400 [ 1333.174255][ T32] r4:8533a400 [ 1333.174275][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.174314][ T32] r5:8533a400 r4:82918640 [ 1333.174334][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.174375][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.174420][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 [ 1333.174442][ T32] r4:00000000 [ 1333.174460][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.174533][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.174596][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.174639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd940 [ 1333.174663][ T32] r4:00000000 [ 1333.174697][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.174761][ T32] r9:83018005 r8:8533a400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [ 1333.174786][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.174857][ T32] r5:00001000 r4:ead49000 [ 1333.174881][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.174921][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.174961][ T32] r5:8525d38c r4:8525d000 [ 1333.174980][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.175037][ T32] r7:dddced40 r6:83018000 r5:8525d38c r4:852bea80 [ 1333.175074][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.175123][ T32] r10:61c88647 r9:8533a400 r8:852beaac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.175146][ T32] r4:852bea80 [ 1333.175171][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.175249][ T32] r10:00000000 r9:852bea80 r8:8027ed34 r7:eae05e60 r6:852a9e80 r5:8533a400 [ 1333.175278][ T32] r4:00000001 [ 1333.175299][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.175334][ T32] Exception stack(0xeae09fb0 to 0xeae09ff8) [ 1333.175359][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.175387][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.175413][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.175458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.175512][ T32] r4:852d0840 [ 1333.176043][ T32] INFO: task kworker/0:428:4420 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.176087][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.176146][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.176246][ T32] Call trace: [ 1333.176345][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.176399][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.176422][ T32] r4:00000000 [ 1333.176457][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.176592][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.176637][ T32] 1d20: a31f3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.176807][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.176835][ T32] 1d60: 800f0013 ffffffff [ 1333.176902][ T32] r5:800f0013 r4:80239bd0 [ 1333.176926][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.176967][ T32] r4:82ac11e4 [ 1333.177016][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.177062][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.177085][ T32] r4:e0691dc0 [ 1333.177131][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.177175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.177250][ T32] r4:00000000 [ 1333.177278][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.177339][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.177442][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.177489][ T32] r5:00001000 r4:ee7d5000 [ 1333.177511][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.177551][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.177591][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.177636][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.177684][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.177705][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.177776][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.177803][ T32] r4:8508b100 [ 1333.177824][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.177869][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.177893][ T32] r4:00000001 [ 1333.177936][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.177975][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.178031][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.178065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.178142][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.178212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.178238][ T32] r4:85086c80 [ 1333.178258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.178284][ T32] INFO: task kworker/0:429:4421 blocked for more than 459 seconds. [ 1333.178312][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.178335][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.178356][ T32] task:kworker/0:429 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.178431][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.178499][ T32] Call trace: [ 1333.178566][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.178651][ T32] r10:82918644 r9:eae0dd84 r8:00000002 r7:60000113 r6:eae0dd8c r5:8533b000 [ 1333.178679][ T32] r4:8533b000 [ 1333.178703][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.178763][ T32] r5:8533b000 r4:82918640 [ 1333.178788][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.178829][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.178899][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 [ 1333.178927][ T32] r4:00000000 [ 1333.178969][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.179120][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.179175][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.179272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290300 [ 1333.179332][ T32] r4:00000000 [ 1333.179355][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.179430][ T32] r9:83018005 r8:8533b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1333.179579][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.179625][ T32] r5:00001000 r4:eaa33000 [ 1333.179645][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1333.196209][ T32] r4:852beb00 ** 9 printk messages dropped ** [ 1333.196661][ T32] r4:852d0b00 ** 12 printk messages dropped ** [ 1333.197764][ T32] r5:800f0013 r4:80239bd0 ** 13 printk messages dropped ** [ 1333.198277][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 24 printk messages dropped ** [ 1333.213441][ T32] r10:82918644 r9:eadedd84 r8:00000002 r7:60000113 r6:eadedd8c r5:8533d400 ** 11 printk messages dropped ** [ 1333.213831][ T32] r4:00000000 ** 14 printk messages dropped ** [ 1333.214786][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1333.215110][ T32] r4:852d1540 ** 6 printk messages dropped ** [ 1333.216042][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.216632][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1333.216753][ T32] r4:e0691dc0 [ 1333.216776][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.216818][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.216841][ T32] r4:00000000 [ 1333.216860][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.216906][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.216929][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.216978][ T32] r5:00001000 r4:ee7d5000 [ 1333.217000][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.217041][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.217082][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.217103][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.217173][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.217198][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.217273][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.217325][ T32] r4:8508b100 [ 1333.217347][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.217419][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.217521][ T32] r4:00000001 [ 1333.217545][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.217580][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.217608][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.217663][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.217739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.217770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.217792][ T32] r4:85086c80 [ 1333.217813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.217842][ T32] INFO: task kworker/1:225:4428 blocked for more than 459 seconds. [ 1333.217951][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.217981][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.218007][ T32] task:kworker/1:225 state:D stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.218074][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.218123][ T32] Call trace: [ 1333.218156][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.218201][ T32] r10:82918644 r9:eadf9d84 r8:00000002 r7:60000113 r6:eadf9d8c r5:8533e000 ** 2 printk messages dropped ** [ 1333.218323][ T32] r5:8533e000 r4:82918640 ** 3 printk messages dropped ** [ 1333.218511][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1333.218920][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 20 printk messages dropped ** [ 1333.240938][ T32] Call trace: ** 14 printk messages dropped ** [ 1333.241548][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1333.242290][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.242338][ T32] r4:00000001 [ 1333.242362][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.242427][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.242458][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.242505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.242552][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.242591][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.242614][ T32] r4:85086c80 [ 1333.242638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.242668][ T32] INFO: task kworker/1:226:4429 blocked for more than 459 seconds. [ 1333.242729][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.242759][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.242818][ T32] task:kworker/1:226 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.242908][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.243003][ T32] Call trace: [ 1333.243041][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.243089][ T32] r10:82918644 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:8533ec00 [ 1333.243114][ T32] r4:8533ec00 [ 1333.243133][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.243234][ T32] r5:8533ec00 r4:82918640 ** 1 printk messages dropped ** [ 1333.243399][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.243773][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.244193][ T32] r10:00000000 r9:852cf000 r8:8027ed34 r7:eadf9e60 r6:852cf080 r5:8533ec00 ** 9 printk messages dropped ** [ 1333.245086][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.245210][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.245318][ T32] Call trace: [ 1333.245397][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.245505][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.245544][ T32] r4:00000000 [ 1333.245589][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.245650][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.245683][ T32] 1d20: a385f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.245739][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.245769][ T32] 1d60: 800f0013 ffffffff [ 1333.245793][ T32] r5:800f0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1333.245884][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1333.246016][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1333.246546][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1333.247056][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.247396][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.247786][ T32] r5:85300000 r4:82918640 ** 3 printk messages dropped ** [ 1333.248018][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.248218][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d1d00 ** 7 printk messages dropped ** [ 1333.248942][ T32] r5:83d0838c r4:83d08000 ** 4 printk messages dropped ** [ 1333.249125][ T32] r4:852cf100 ** 8 printk messages dropped ** [ 1333.249777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 26 printk messages dropped ** [ 1333.279621][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1333.284659][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1333.285054][ T32] INFO: task kworker/0:430:4432 blocked for more than 459 seconds. ** 7 printk messages dropped ** [ 1333.285528][ T32] r4:85300c00 [ 1333.285549][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.285615][ T32] r5:85300c00 r4:82918640 [ 1333.285639][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.285680][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.285725][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 [ 1333.285817][ T32] r4:00000000 [ 1333.285843][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.285923][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.285967][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.286009][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd300 [ 1333.286048][ T32] r4:00000000 [ 1333.286084][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.286283][ T32] r9:83018005 r8:85300c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1333.286401][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.286454][ T32] r5:00001000 r4:ea9d1000 [ 1333.286490][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.286562][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.286610][ T32] r5:8525cb8c r4:8525c800 [ 1333.286650][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.286699][ T32] r7:dddced40 r6:83018000 r5:8525cb8c r4:852beb80 [ 1333.286721][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.286773][ T32] r10:61c88647 r9:85300c00 r8:852bebac r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.286797][ T32] r4:852beb80 [ 1333.286816][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.286861][ T32] r10:00000000 r9:852beb80 r8:8027ed34 r7:eae09e60 r6:852cf200 r5:85300c00 [ 1333.286884][ T32] r4:00000001 [ 1333.286919][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.286958][ T32] Exception stack(0xeae11fb0 to 0xeae11ff8) [ 1333.287133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.287193][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.287224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.287254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1333.287876][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.288264][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1333.288608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 6 printk messages dropped ** [ 1333.288919][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.289471][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 16 printk messages dropped ** [ 1333.311180][ T32] r10:82918644 r9:eae19d84 r8:00000002 r7:60000113 r6:eae19d8c r5:84a02400 ** 2 printk messages dropped ** [ 1333.311280][ T32] r5:84a02400 r4:82918640 [ 1333.311436][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.311503][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.311555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 [ 1333.311577][ T32] r4:00000000 [ 1333.311713][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.311765][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.311834][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.311880][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d1dc0 [ 1333.311934][ T32] r4:00000000 [ 1333.311958][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.312006][ T32] r9:83018205 r8:84a02400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1333.312030][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.312072][ T32] r5:00001000 r4:e0741000 [ 1333.312093][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.312212][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.312258][ T32] r5:8523438c r4:85234000 [ 1333.312330][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.312383][ T32] r7:ddde2d40 r6:83018200 r5:8523438c r4:852cf280 [ 1333.312433][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.312482][ T32] r10:61c88647 r9:84a02400 r8:852cf2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.312509][ T32] r4:852cf280 [ 1333.312530][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.312574][ T32] r10:00000000 r9:852cf280 r8:8027ed34 r7:eadf9e60 r6:852bec00 r5:84a02400 [ 1333.312596][ T32] r4:00000001 [ 1333.312667][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.312708][ T32] Exception stack(0xeae19fb0 to 0xeae19ff8) [ 1333.312763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.312795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.312824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.312874][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.312900][ T32] r4:852d1cc0 [ 1333.313374][ T32] INFO: task kworker/1:228:4434 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.313409][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.313569][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.313618][ T32] Call trace: [ 1333.313650][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.313929][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.313957][ T32] r4:00000000 [ 1333.313977][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.314015][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.314045][ T32] 1d20: a3e1d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.314075][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.314178][ T32] 1d60: 800f0013 ffffffff [ 1333.314246][ T32] r5:800f0013 r4:80239bd0 ** 5 printk messages dropped ** [ 1333.314554][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 29 printk messages dropped ** [ 1333.315889][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1333.316556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5480 ** 22 printk messages dropped ** [ 1333.317698][ T32] r4:852d1ec0 ** 6 printk messages dropped ** [ 1333.318398][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1333.318788][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1333.319042][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.319249][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.319316][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.319362][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.319408][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.319471][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.319539][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.319590][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.319611][ T32] r4:8508b100 [ 1333.319631][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.319720][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.319748][ T32] r4:00000001 [ 1333.319772][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.319810][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 16 printk messages dropped ** [ 1333.351314][ T32] r5:84a03000 r4:82918640 ** 3 printk messages dropped ** [ 1333.351490][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.351718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5040 ** 9 printk messages dropped ** [ 1333.352230][ T32] r7:ddde2d40 r6:83018200 r5:85234b8c r4:852cf380 ** 6 printk messages dropped ** [ 1333.352667][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 22 printk messages dropped ** [ 1333.354147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1333.354664][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1333.355388][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 13 printk messages dropped ** [ 1333.356102][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 23 printk messages dropped ** [ 1333.357298][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 23 printk messages dropped ** [ 1333.358824][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.358872][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.358919][ T32] r5:00001000 r4:ee7d5000 [ 1333.358939][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.359024][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.359070][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.359091][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.359136][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.359158][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.359202][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.359249][ T32] r4:8508b100 [ 1333.359272][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.359317][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.359338][ T32] r4:00000001 [ 1333.359372][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.359409][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.359435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.359464][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.359490][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.359552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.359606][ T32] r4:85086c80 [ 1333.359629][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.359708][ T32] INFO: task kworker/1:232:4442 blocked for more than 459 seconds. [ 1333.359754][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.359778][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.359805][ T32] task:kworker/1:232 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.359901][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.379590][ T32] Call trace: [ 1333.379739][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.379821][ T32] r10:82918644 r9:eae39d84 r8:00000002 r7:60000013 r6:eae39d8c r5:84a04800 [ 1333.379884][ T32] r4:84a04800 [ 1333.380558][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.380629][ T32] r5:84a04800 r4:82918640 [ 1333.380651][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.380692][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.380743][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 [ 1333.380766][ T32] r4:00000000 [ 1333.380805][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.380849][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.380890][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.380931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5300 [ 1333.380953][ T32] r4:00000000 [ 1333.380972][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.381018][ T32] r9:83018205 r8:84a04800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1333.381040][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.381084][ T32] r5:00001000 r4:ea947000 [ 1333.381104][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.381143][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.381203][ T32] r5:8523538c r4:85235000 [ 1333.381228][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.381302][ T32] r7:ddde2d40 r6:83018200 r5:8523538c r4:852cf480 [ 1333.381327][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.381399][ T32] r10:61c88647 r9:84a04800 r8:852cf4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.381425][ T32] r4:852cf480 [ 1333.381445][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.381491][ T32] r10:00000000 r9:852cf480 r8:8027ed34 r7:eae25e60 r6:852bee00 r5:84a04800 [ 1333.381519][ T32] r4:00000001 [ 1333.381551][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.381591][ T32] Exception stack(0xeae39fb0 to 0xeae39ff8) [ 1333.381624][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.381654][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.381706][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.381739][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.381787][ T32] r4:852c5100 [ 1333.382264][ T32] INFO: task kworker/1:232:4442 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.382303][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.382392][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.382442][ T32] Call trace: [ 1333.382475][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.382551][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.382578][ T32] r4:00000000 [ 1333.382597][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.382730][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.382772][ T32] 1d20: a4451000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.382802][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.382826][ T32] 1d60: 800f0013 ffffffff [ 1333.382848][ T32] r5:800f0013 r4:80239bd0 [ 1333.382868][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.382910][ T32] r4:82ac11e4 [ 1333.382930][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.382973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.382996][ T32] r4:e0691dc0 [ 1333.383016][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.383058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.383106][ T32] r4:00000000 [ 1333.383130][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.383253][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.383280][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.383322][ T32] r5:00001000 r4:ee7d5000 [ 1333.383367][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.383425][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.383471][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.383516][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.383689][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.383763][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.383841][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.383925][ T32] r4:8508b100 [ 1333.383980][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.384031][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.384103][ T32] r4:00000001 [ 1333.384127][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.384163][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.384189][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1333.384567][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.385145][ T32] r5:84a06000 r4:82918640 [ 1333.385171][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.385279][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1333.385458][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.385764][ T32] r5:85236b8c r4:85236800 ** 3 printk messages dropped ** [ 1333.385910][ T32] r10:61c88647 r9:84a06000 r8:852cf52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1333.386134][ T32] Exception stack(0xeae3dfb0 to 0xeae3dff8) ** 3 printk messages dropped ** [ 1333.386266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1333.386908][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1333.387373][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1333.387579][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1333.388074][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 10 printk messages dropped ** [ 1333.388414][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.388896][ T32] r5:84a06c00 r4:82918640 [ 1333.388919][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.389009][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.389067][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 [ 1333.389089][ T32] r4:00000000 [ 1333.389108][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.389145][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.389181][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.389274][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5600 [ 1333.389315][ T32] r4:00000000 [ 1333.389363][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.389461][ T32] r9:83018205 r8:84a06c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1333.389515][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.389560][ T32] r5:00001000 r4:ea98d000 [ 1333.389579][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.389618][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.389662][ T32] r5:85235b8c r4:85235800 [ 1333.389682][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.389725][ T32] r7:ddde2d40 r6:83018200 r5:85235b8c r4:852cf580 [ 1333.389818][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.389871][ T32] r10:61c88647 r9:84a06c00 r8:852cf5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.389959][ T32] r4:852cf580 [ 1333.407261][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.407362][ T32] r10:00000000 r9:852cf580 r8:8027ed34 r7:eae3de60 r6:852bef00 r5:84a06c00 [ 1333.407390][ T32] r4:00000001 [ 1333.407473][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.407552][ T32] Exception stack(0xeae41fb0 to 0xeae41ff8) [ 1333.407587][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.407642][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.407701][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.407733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.407757][ T32] r4:852c5440 [ 1333.408316][ T32] INFO: task kworker/1:234:4446 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.408487][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.408628][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.408708][ T32] Call trace: [ 1333.408774][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.408827][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.408927][ T32] r4:00000000 [ 1333.408951][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.408991][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.409047][ T32] 1d20: a47f7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.409080][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.409122][ T32] 1d60: 800f0013 ffffffff [ 1333.409155][ T32] r5:800f0013 r4:80239bd0 [ 1333.409176][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.409218][ T32] r4:82ac11e4 [ 1333.409264][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.409317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.409366][ T32] r4:e0691dc0 [ 1333.409415][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.409501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.409528][ T32] r4:00000000 [ 1333.409548][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.409647][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.409673][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.409759][ T32] r5:00001000 r4:ee7d5000 [ 1333.409814][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.409936][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1333.425610][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1333.426043][ T32] r4:85086c80 ** 6 printk messages dropped ** [ 1333.426406][ T32] Call trace: ** 4 printk messages dropped ** [ 1333.426652][ T32] r5:84a05400 r4:82918640 ** 1 printk messages dropped ** [ 1333.426739][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1333.427120][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.427474][ T32] r4:852cf600 ** 6 printk messages dropped ** [ 1333.427791][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1333.428733][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1333.429142][ T32] r4:e0691dc0 ** 7 printk messages dropped ** [ 1333.429423][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1333.445544][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 9 printk messages dropped ** [ 1333.446070][ T32] task:kworker/1:236 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.446867][ T32] r5:84a00c00 r4:82918640 [ 1333.446888][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.446928][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.446973][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 [ 1333.447006][ T32] r4:00000000 [ 1333.447053][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.447095][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.447135][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.447201][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5840 [ 1333.447242][ T32] r4:00000000 [ 1333.447358][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.447440][ T32] r9:83018205 r8:84a00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1333.447467][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.447515][ T32] r5:00001000 r4:eab33000 [ 1333.447684][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.447749][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.447795][ T32] r5:8523638c r4:85236000 [ 1333.447842][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.447891][ T32] r7:ddde2d40 r6:83018200 r5:8523638c r4:852cf680 [ 1333.447912][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.447963][ T32] r10:61c88647 r9:84a00c00 r8:852cf6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.447987][ T32] r4:852cf680 [ 1333.448013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.448059][ T32] r10:00000000 r9:852cf680 r8:8027ed34 r7:eae3de60 r6:852bb000 r5:84a00c00 [ 1333.448082][ T32] r4:00000001 [ 1333.448102][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.448136][ T32] Exception stack(0xeae51fb0 to 0xeae51ff8) [ 1333.448163][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.448191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.448217][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.448258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.448284][ T32] r4:852c5700 [ 1333.448765][ T32] INFO: task kworker/1:236:4449 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.448823][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.449116][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.449168][ T32] Call trace: [ 1333.449635][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.449690][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.449756][ T32] r4:00000000 [ 1333.449902][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.460395][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.460453][ T32] 1d20: a4cf5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.460484][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.460521][ T32] 1d60: 800f0013 ffffffff [ 1333.460548][ T32] r5:800f0013 r4:80239bd0 [ 1333.460571][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.460634][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1333.460699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 2 printk messages dropped ** [ 1333.460824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 3 printk messages dropped ** [ 1333.460935][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1333.461195][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 2 printk messages dropped ** [ 1333.461332][ T32] r4:8508b100 ** 2 printk messages dropped ** [ 1333.461422][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1333.461539][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1333.461708][ T32] INFO: task kworker/1:237:4454 blocked for more than 459 seconds. ** 3 printk messages dropped ** [ 1333.461951][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1333.462155][ T32] r4:84a01800 ** 1 printk messages dropped ** [ 1333.462220][ T32] r5:84a01800 r4:82918640 [ 1333.462241][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.462280][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.462349][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 [ 1333.462399][ T32] r4:00000000 [ 1333.462427][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.462467][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.462544][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.462622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5900 [ 1333.462667][ T32] r4:00000000 [ 1333.462692][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.462765][ T32] r9:83018205 r8:84a01800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1333.462794][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.462838][ T32] r5:00001000 r4:eab4f000 [ 1333.462884][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.462928][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.462970][ T32] r5:8523678c r4:85236400 [ 1333.462995][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.463041][ T32] r7:ddde2d40 r6:83018200 r5:8523678c r4:852cf700 [ 1333.463061][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.463106][ T32] r10:61c88647 r9:84a01800 r8:852cf72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.463129][ T32] r4:852cf700 [ 1333.463148][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.463219][ T32] r10:00000000 r9:852cf700 r8:8027ed34 r7:eae3de60 r6:852bb080 r5:84a01800 [ 1333.463245][ T32] r4:00000001 [ 1333.463291][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.463355][ T32] Exception stack(0xeae59fb0 to 0xeae59ff8) [ 1333.463436][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.463482][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.463548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.463581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.463627][ T32] r4:852c5940 [ 1333.464150][ T32] INFO: task kworker/1:237:4454 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.464189][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.464249][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.464298][ T32] Call trace: [ 1333.464415][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.464466][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.464529][ T32] r4:00000000 [ 1333.464570][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.464614][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.464645][ T32] 1d20: a4cf5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.464674][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.464697][ T32] 1d60: 800f0013 ffffffff [ 1333.464745][ T32] r5:800f0013 r4:80239bd0 [ 1333.464771][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.464812][ T32] r4:82ac11e4 [ 1333.464832][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.464908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.464936][ T32] r4:e0691dc0 [ 1333.464962][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.465038][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.465092][ T32] r4:00000000 [ 1333.465116][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.465162][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.465185][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.465253][ T32] r5:00001000 r4:ee7d5000 [ 1333.465276][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.465315][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.465383][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.465407][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.465481][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.465518][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.465567][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.465616][ T32] r4:8508b100 [ 1333.465664][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.465713][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.465735][ T32] r4:00000001 [ 1333.465759][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.465820][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.465853][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.465882][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.465908][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.465940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.465979][ T32] r4:85086c80 [ 1333.466002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.466029][ T32] INFO: task kworker/0:431:4455 blocked for more than 459 seconds. [ 1333.466083][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.466135][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.466161][ T32] task:kworker/0:431 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.466206][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.466247][ T32] Call trace: [ 1333.466279][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.466324][ T32] r10:82918644 r9:eae5dd84 r8:00000002 r7:60000113 r6:eae5dd8c r5:8518d400 [ 1333.466347][ T32] r4:8518d400 [ 1333.466366][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.466405][ T32] r5:8518d400 r4:82918640 [ 1333.466425][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.466465][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.466517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 [ 1333.466540][ T32] r4:00000000 [ 1333.466559][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.466595][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.466656][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.466701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd880 [ 1333.466742][ T32] r4:00000000 [ 1333.466764][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.466808][ T32] r9:83018005 r8:8518d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [ 1333.466840][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.466912][ T32] r5:00001000 r4:ead17000 [ 1333.466947][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.466990][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.467031][ T32] r5:8525cf8c r4:8525cc00 [ 1333.467061][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.467107][ T32] r7:dddced40 r6:83018000 r5:8525cf8c r4:852bb100 [ 1333.467152][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.467213][ T32] r10:61c88647 r9:8518d400 r8:852bb12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.467238][ T32] r4:852bb100 [ 1333.467257][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.467303][ T32] r10:00000000 r9:852bb100 r8:8027ed34 r7:eae09e60 r6:852bb180 r5:8518d400 [ 1333.467349][ T32] r4:00000001 [ 1333.467385][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.467423][ T32] Exception stack(0xeae5dfb0 to 0xeae5dff8) [ 1333.467474][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.467526][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.467584][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.467614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.467637][ T32] r4:852bd540 [ 1333.468069][ T32] INFO: task kworker/0:431:4455 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.468110][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.468177][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.468255][ T32] Call trace: [ 1333.468287][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.468350][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.468403][ T32] r4:00000000 [ 1333.468426][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.468489][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.468527][ T32] 1d20: a4cf5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.468556][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.468579][ T32] 1d60: 800f0013 ffffffff [ 1333.468602][ T32] r5:800f0013 r4:80239bd0 [ 1333.468623][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.468668][ T32] r4:82ac11e4 [ 1333.468690][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.468732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.468757][ T32] r4:e0691dc0 [ 1333.468776][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.468843][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.468908][ T32] r4:00000000 [ 1333.468931][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.469028][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.469083][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.469164][ T32] r5:00001000 r4:ee7d5000 [ 1333.469185][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.469301][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.469348][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.469395][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.469468][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.469490][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.469596][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.469662][ T32] r4:8508b100 [ 1333.469685][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.469759][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.469785][ T32] r4:00000001 [ 1333.469832][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.501544][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.501647][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.501680][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.501709][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.501742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.501767][ T32] r4:85086c80 [ 1333.501821][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.501859][ T32] INFO: task kworker/1:238:4457 blocked for more than 460 seconds. [ 1333.501897][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.501947][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.501974][ T32] task:kworker/1:238 state:D stack:0 pid:4457 tgid:4457 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.502103][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.502186][ T32] Call trace: [ 1333.502252][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.502355][ T32] r10:82918644 r9:eae61d84 r8:00000002 r7:60000013 r6:eae61d8c r5:85310000 [ 1333.502383][ T32] r4:85310000 [ 1333.502403][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.502443][ T32] r5:85310000 r4:82918640 [ 1333.502467][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.502515][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.502560][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 [ 1333.502582][ T32] r4:00000000 [ 1333.502601][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.502683][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.502728][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.502771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5e00 [ 1333.502820][ T32] r4:00000000 [ 1333.502919][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.502972][ T32] r9:83018205 r8:85310000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1333.503000][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.503088][ T32] r5:00001000 r4:ead57000 [ 1333.503138][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.503208][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.503279][ T32] r5:8523738c r4:85237000 [ 1333.503303][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.503375][ T32] r7:ddde2d40 r6:83018200 r5:8523738c r4:852cf780 [ 1333.503400][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.503475][ T32] r10:61c88647 r9:85310000 r8:852cf7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.503561][ T32] r4:852cf780 [ 1333.503662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.503758][ T32] r10:00000000 r9:852cf780 r8:8027ed34 r7:eae3de60 r6:852bb200 r5:85310000 [ 1333.503782][ T32] r4:00000001 [ 1333.503815][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.503883][ T32] Exception stack(0xeae61fb0 to 0xeae61ff8) [ 1333.503913][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.503949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.503976][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.504004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.504027][ T32] r4:852c5a40 [ 1333.504535][ T32] INFO: task kworker/1:238:4457 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.504588][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.504649][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.504703][ T32] Call trace: [ 1333.504737][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.504812][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.504840][ T32] r4:00000000 [ 1333.504860][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.504898][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.504928][ T32] 1d20: a532b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.504957][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.504987][ T32] 1d60: 800f0013 ffffffff [ 1333.505012][ T32] r5:800f0013 r4:80239bd0 [ 1333.505034][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.505074][ T32] r4:82ac11e4 [ 1333.505109][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.505155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.505187][ T32] r4:e0691dc0 [ 1333.505237][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.505286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.505308][ T32] r4:00000000 [ 1333.505335][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.505383][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.505406][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.505473][ T32] r5:00001000 r4:ee7d5000 [ 1333.505503][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.505557][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.505604][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.505624][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.505681][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.505705][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.505753][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.505780][ T32] r4:8508b100 [ 1333.505831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.505880][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.505902][ T32] r4:00000001 [ 1333.505923][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.505957][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.505983][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.506011][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.506037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.506064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.506088][ T32] r4:85086c80 [ 1333.506107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.506132][ T32] INFO: task kworker/1:239:4458 blocked for more than 460 seconds. [ 1333.506161][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.506202][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.506226][ T32] task:kworker/1:239 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.506272][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.506314][ T32] Call trace: [ 1333.506353][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.506424][ T32] r10:82918644 r9:eae65d84 r8:00000002 r7:60000013 r6:eae65d8c r5:85310c00 [ 1333.506480][ T32] r4:85310c00 [ 1333.506508][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.506577][ T32] r5:85310c00 r4:82918640 [ 1333.506614][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.506657][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.506702][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 [ 1333.506750][ T32] r4:00000000 [ 1333.506799][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.506845][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.506882][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.506922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5bc0 [ 1333.506969][ T32] r4:00000000 [ 1333.507009][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.507082][ T32] r9:83018205 r8:85310c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1333.507107][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.507148][ T32] r5:00001000 r4:eacfd000 [ 1333.507193][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.507251][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.507298][ T32] r5:85236f8c r4:85236c00 [ 1333.507318][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.507413][ T32] r7:ddde2d40 r6:83018200 r5:85236f8c r4:852cf800 [ 1333.507442][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.507513][ T32] r10:61c88647 r9:85310c00 r8:852cf82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.507554][ T32] r4:852cf800 [ 1333.507602][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.507649][ T32] r10:00000000 r9:852cf800 r8:8027ed34 r7:eae61e60 r6:852bb280 r5:85310c00 [ 1333.507698][ T32] r4:00000001 [ 1333.507719][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.507782][ T32] Exception stack(0xeae65fb0 to 0xeae65ff8) [ 1333.507813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.507856][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.507926][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.507957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.507998][ T32] r4:852c5c40 [ 1333.508350][ T32] INFO: task kworker/1:239:4458 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.508385][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.508451][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.508521][ T32] Call trace: [ 1333.508558][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.508607][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.508634][ T32] r4:00000000 [ 1333.508656][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.508693][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.508722][ T32] 1d20: a532b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.508750][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.508774][ T32] 1d60: 800f0013 ffffffff [ 1333.508797][ T32] r5:800f0013 r4:80239bd0 [ 1333.508817][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.508855][ T32] r4:82ac11e4 [ 1333.508875][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.508942][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.508982][ T32] r4:e0691dc0 [ 1333.509006][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.509048][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.509070][ T32] r4:00000000 [ 1333.509088][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.509132][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.509153][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.509194][ T32] r5:00001000 r4:ee7d5000 [ 1333.509213][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.509250][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.509304][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.509327][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.509375][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.509397][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.509464][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.509495][ T32] r4:8508b100 [ 1333.509520][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.509577][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.509603][ T32] r4:00000001 [ 1333.509623][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.509658][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.509684][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.509711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.509753][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.509791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.509815][ T32] r4:85086c80 [ 1333.509834][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.509908][ T32] INFO: task kworker/0:432:4462 blocked for more than 460 seconds. [ 1333.530358][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.530409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.530434][ T32] task:kworker/0:432 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.530530][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.530606][ T32] Call trace: [ 1333.530642][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.530700][ T32] r10:82918644 r9:eae31d84 r8:00000002 r7:60000113 r6:eae31d8c r5:85311800 [ 1333.530724][ T32] r4:85311800 [ 1333.530746][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.530789][ T32] r5:85311800 r4:82918640 [ 1333.530811][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.530868][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.530920][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 [ 1333.530973][ T32] r4:00000000 [ 1333.530998][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.531036][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.531102][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.531174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8140 [ 1333.531219][ T32] r4:00000000 [ 1333.531243][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.531292][ T32] r9:83018005 r8:85311800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [ 1333.531315][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.531358][ T32] r5:00001000 r4:eb18b000 [ 1333.531405][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.531475][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.531558][ T32] r5:8525f78c r4:8525f400 [ 1333.531609][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.531720][ T32] r7:dddced40 r6:83018000 r5:8525f78c r4:852bb300 [ 1333.531755][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.531831][ T32] r10:61c88647 r9:85311800 r8:852bb32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.531859][ T32] r4:852bb300 [ 1333.531895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.531945][ T32] r10:00000000 r9:852bb300 r8:8027ed34 r7:eae09e60 r6:852bb380 r5:85311800 [ 1333.531969][ T32] r4:00000001 [ 1333.532013][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.532079][ T32] Exception stack(0xeae31fb0 to 0xeae31ff8) [ 1333.532135][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.532168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.532200][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.532253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.532279][ T32] r4:852bd980 [ 1333.532763][ T32] INFO: task kworker/0:432:4462 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.532825][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.532946][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.533014][ T32] Call trace: [ 1333.533048][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.533124][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.533171][ T32] r4:00000000 [ 1333.533219][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.533271][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.533303][ T32] 1d20: a54b2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.533383][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.533441][ T32] 1d60: 800f0013 ffffffff [ 1333.533548][ T32] r5:800f0013 r4:80239bd0 [ 1333.533573][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.533617][ T32] r4:82ac11e4 [ 1333.533649][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.533694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.533722][ T32] r4:e0691dc0 [ 1333.533796][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.533869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.533895][ T32] r4:00000000 [ 1333.533942][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.533991][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.534015][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.534058][ T32] r5:00001000 r4:ee7d5000 [ 1333.534094][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.534137][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.534195][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.534215][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.534287][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.534312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.534358][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.534405][ T32] r4:8508b100 [ 1333.534466][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.534561][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.534586][ T32] r4:00000001 [ 1333.534607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.534644][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.534670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.534699][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.534726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.534757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.534805][ T32] r4:85086c80 [ 1333.534856][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.534906][ T32] INFO: task kworker/1:240:4464 blocked for more than 460 seconds. [ 1333.534944][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.534994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.535040][ T32] task:kworker/1:240 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.535111][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.535155][ T32] Call trace: [ 1333.535188][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.535233][ T32] r10:82918644 r9:eae55d84 r8:00000002 r7:60000013 r6:eae55d8c r5:85312400 [ 1333.535256][ T32] r4:85312400 [ 1333.535275][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.535315][ T32] r5:85312400 r4:82918640 [ 1333.535334][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.535373][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.535417][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 [ 1333.535464][ T32] r4:00000000 [ 1333.535488][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.535560][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.535614][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.535657][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5f80 [ 1333.535700][ T32] r4:00000000 [ 1333.535720][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.535764][ T32] r9:83018205 r8:85312400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1333.535812][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.535858][ T32] r5:00001000 r4:ead61000 [ 1333.535881][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.535931][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.535976][ T32] r5:8523778c r4:85237400 [ 1333.536015][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.536070][ T32] r7:ddde2d40 r6:83018200 r5:8523778c r4:852cf880 [ 1333.536092][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.536138][ T32] r10:61c88647 r9:85312400 r8:852cf8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.536159][ T32] r4:852cf880 [ 1333.536178][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.536246][ T32] r10:00000000 r9:852cf880 r8:8027ed34 r7:eae61e60 r6:852bb400 r5:85312400 [ 1333.536272][ T32] r4:00000001 [ 1333.536303][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.536341][ T32] Exception stack(0xeae55fb0 to 0xeae55ff8) [ 1333.536367][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.536397][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.536439][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.536502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.536530][ T32] r4:852c5dc0 [ 1333.536869][ T32] INFO: task kworker/1:240:4464 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.536917][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.537042][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.537119][ T32] Call trace: [ 1333.537154][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.537208][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.537234][ T32] r4:00000000 [ 1333.537253][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.537302][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.537363][ T32] 1d20: a54b2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.537395][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.537421][ T32] 1d60: 800f0013 ffffffff [ 1333.537451][ T32] r5:800f0013 r4:80239bd0 [ 1333.537472][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.537520][ T32] r4:82ac11e4 [ 1333.537541][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.537582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.537603][ T32] r4:e0691dc0 [ 1333.537622][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.537688][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.537714][ T32] r4:00000000 [ 1333.537763][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.537812][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.537835][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.537877][ T32] r5:00001000 r4:ee7d5000 [ 1333.537896][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.537959][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.538047][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.538073][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.538145][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.538170][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.538216][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.538264][ T32] r4:8508b100 [ 1333.538288][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.538359][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.538410][ T32] r4:00000001 [ 1333.538434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.538470][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.538496][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.538538][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.538567][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.538621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.538691][ T32] r4:85086c80 [ 1333.538739][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.538794][ T32] INFO: task kworker/1:241:4465 blocked for more than 460 seconds. [ 1333.538827][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.538851][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.538872][ T32] task:kworker/1:241 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.538917][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.538957][ T32] Call trace: [ 1333.538989][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.539033][ T32] r10:82918644 r9:eae69d84 r8:00000002 r7:60000113 r6:eae69d8c r5:85313000 [ 1333.539055][ T32] r4:85313000 [ 1333.539074][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.539112][ T32] r5:85313000 r4:82918640 [ 1333.539182][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.539228][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.539300][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08 [ 1333.539327][ T32] r4:00000000 [ 1333.539362][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.539402][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.539438][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.539497][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0980 [ 1333.539553][ T32] r4:00000000 [ 1333.539575][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.539620][ T32] r9:83018205 r8:85313000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1333.539641][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.539758][ T32] r5:00001000 r4:ead7b000 [ 1333.539807][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.539915][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.561906][ T32] r5:85237b8c r4:85237800 [ 1333.561977][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.562055][ T32] r7:ddde2d40 r6:83018200 r5:85237b8c r4:852cf900 [ 1333.562079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.562130][ T32] r10:61c88647 r9:85313000 r8:852cf92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.562155][ T32] r4:852cf900 [ 1333.562200][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.562293][ T32] r10:00000000 r9:852cf900 r8:8027ed34 r7:eae55e60 r6:852bb480 r5:85313000 [ 1333.562345][ T32] r4:00000001 [ 1333.562388][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.562429][ T32] Exception stack(0xeae69fb0 to 0xeae69ff8) [ 1333.562460][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.562509][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.562546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.562577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.562599][ T32] r4:852c5dc0 [ 1333.563099][ T32] INFO: task kworker/1:241:4465 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.563185][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.563274][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.563356][ T32] Call trace: [ 1333.563420][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.563476][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.563506][ T32] r4:00000000 [ 1333.563557][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.563625][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.563658][ T32] 1d20: a57a7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.563727][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.563812][ T32] 1d60: 800f0013 ffffffff [ 1333.563879][ T32] r5:800f0013 r4:80239bd0 [ 1333.563931][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.564016][ T32] r4:82ac11e4 [ 1333.564042][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.564086][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.564108][ T32] r4:e0691dc0 [ 1333.564129][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.564171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.564219][ T32] r4:00000000 [ 1333.564247][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.564304][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.564327][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.564372][ T32] r5:00001000 r4:ee7d5000 [ 1333.564418][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.564462][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.564549][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.564643][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.564701][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.564737][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.564813][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.564840][ T32] r4:8508b100 [ 1333.564859][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.564906][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.564954][ T32] r4:00000001 [ 1333.564977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.565037][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.565100][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.565134][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.565163][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.565238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.565267][ T32] r4:85086c80 [ 1333.565290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.565321][ T32] INFO: task kworker/1:242:4468 blocked for more than 460 seconds. [ 1333.565382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.565438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.565475][ T32] task:kworker/1:242 state:D stack:0 pid:4468 tgid:4468 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.565569][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.565620][ T32] Call trace: [ 1333.565678][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.565778][ T32] r10:82918644 r9:eae6dd84 r8:00000002 r7:60000113 r6:eae6dd8c r5:85313c00 [ 1333.565820][ T32] r4:85313c00 [ 1333.565844][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.565885][ T32] r5:85313c00 r4:82918640 [ 1333.565948][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.565993][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.566053][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae6de08 [ 1333.566079][ T32] r4:00000000 [ 1333.566099][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.566136][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.566172][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.566238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c53c0 [ 1333.566291][ T32] r4:00000000 [ 1333.566313][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.566361][ T32] r9:83018205 r8:85313c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1333.566433][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.566478][ T32] r5:00001000 r4:eae71000 [ 1333.566503][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.566559][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.566605][ T32] r5:8523838c r4:85238000 [ 1333.566625][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.566669][ T32] r7:ddde2d40 r6:83018200 r5:8523838c r4:852cf980 [ 1333.566714][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.566767][ T32] r10:61c88647 r9:85313c00 r8:852cf9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.566791][ T32] r4:852cf980 [ 1333.566810][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.566853][ T32] r10:00000000 r9:852cf980 r8:8027ed34 r7:eae69e60 r6:852bb500 r5:85313c00 [ 1333.566880][ T32] r4:00000001 [ 1333.566902][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.566944][ T32] Exception stack(0xeae6dfb0 to 0xeae6dff8) [ 1333.567007][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.567193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.567224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.567255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.567277][ T32] r4:852d0cc0 [ 1333.567655][ T32] INFO: task kworker/1:242:4468 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.567709][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.567808][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.567856][ T32] Call trace: [ 1333.567920][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.567969][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.568014][ T32] r4:00000000 [ 1333.568037][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.568076][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.568106][ T32] 1d20: a57a7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.568148][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.568175][ T32] 1d60: 800f0013 ffffffff [ 1333.568200][ T32] r5:800f0013 r4:80239bd0 [ 1333.568245][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.568290][ T32] r4:82ac11e4 [ 1333.568310][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.568356][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.568379][ T32] r4:e0691dc0 [ 1333.568398][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.568439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.568485][ T32] r4:00000000 [ 1333.568523][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.568568][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.568589][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.568633][ T32] r5:00001000 r4:ee7d5000 [ 1333.568652][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.568691][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.568731][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.568750][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.568820][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.568861][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.568910][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.568932][ T32] r4:8508b100 [ 1333.568951][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.569008][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.569071][ T32] r4:00000001 [ 1333.569094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.569141][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.569195][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.569230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.569265][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.569294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.569316][ T32] r4:85086c80 [ 1333.569393][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.569471][ T32] INFO: task kworker/1:243:4469 blocked for more than 460 seconds. [ 1333.569512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.569552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.569599][ T32] task:kworker/1:243 state:D stack:0 pid:4469 tgid:4469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.569647][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.569742][ T32] Call trace: [ 1333.569774][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.569820][ T32] r10:82918644 r9:eae75d84 r8:00000002 r7:60000013 r6:eae75d8c r5:85314800 [ 1333.569922][ T32] r4:85314800 [ 1333.594075][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.594183][ T32] r5:85314800 r4:82918640 [ 1333.594212][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.594283][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.594360][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 [ 1333.594465][ T32] r4:00000000 [ 1333.594510][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.594582][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.594627][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.594695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d1180 [ 1333.594721][ T32] r4:00000000 [ 1333.594742][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.594796][ T32] r9:83018205 r8:85314800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1333.594820][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.594867][ T32] r5:00001000 r4:ead89000 [ 1333.594887][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.594929][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.594972][ T32] r5:85237f8c r4:85237c00 [ 1333.594993][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.595040][ T32] r7:ddde2d40 r6:83018200 r5:85237f8c r4:852cfa00 [ 1333.595061][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.595105][ T32] r10:61c88647 r9:85314800 r8:852cfa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.595147][ T32] r4:852cfa00 [ 1333.595171][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.595218][ T32] r10:00000000 r9:852cfa00 r8:8027ed34 r7:eae6de60 r6:852bb580 r5:85314800 [ 1333.595240][ T32] r4:00000001 [ 1333.595282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.595327][ T32] Exception stack(0xeae75fb0 to 0xeae75ff8) [ 1333.595364][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.595395][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.595435][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.595494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.595528][ T32] r4:852d0cc0 [ 1333.596054][ T32] INFO: task kworker/1:243:4469 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.596098][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.596168][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.596241][ T32] Call trace: [ 1333.596279][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.596354][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.596382][ T32] r4:00000000 [ 1333.596402][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.596466][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.596506][ T32] 1d20: a5ac5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.596538][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.596561][ T32] 1d60: 800f0013 ffffffff [ 1333.596609][ T32] r5:800f0013 r4:80239bd0 [ 1333.596633][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.596677][ T32] r4:82ac11e4 [ 1333.596697][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.596738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.596761][ T32] r4:e0691dc0 [ 1333.596780][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.596896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.596925][ T32] r4:00000000 [ 1333.596971][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.597046][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.597076][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.597121][ T32] r5:00001000 r4:ee7d5000 [ 1333.597166][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.597209][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.597256][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.597277][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.597323][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.597349][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.597396][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.597418][ T32] r4:8508b100 [ 1333.597438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.597508][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.597577][ T32] r4:00000001 [ 1333.597626][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.597666][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.597692][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.597746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.597777][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.597805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.597830][ T32] r4:85086c80 [ 1333.597850][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.597880][ T32] INFO: task kworker/1:244:4473 blocked for more than 460 seconds. [ 1333.597915][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.597938][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.598005][ T32] task:kworker/1:244 state:D stack:0 pid:4473 tgid:4473 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.598082][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.598167][ T32] Call trace: [ 1333.598233][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.598279][ T32] r10:82918644 r9:eae91d84 r8:00000002 r7:60000013 r6:eae91d8c r5:85315400 [ 1333.598326][ T32] r4:85315400 [ 1333.598350][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.598404][ T32] r5:85315400 r4:82918640 [ 1333.598427][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.598466][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.598517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 [ 1333.598539][ T32] r4:00000000 [ 1333.598594][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.598641][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.598680][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.598745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0c40 [ 1333.598771][ T32] r4:00000000 [ 1333.598790][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.598859][ T32] r9:83018205 r8:85315400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1333.598910][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.598969][ T32] r5:00001000 r4:eae83000 [ 1333.599025][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.599067][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.599110][ T32] r5:8523878c r4:85238400 [ 1333.599258][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.599305][ T32] r7:ddde2d40 r6:83018200 r5:8523878c r4:852cfa80 [ 1333.599401][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.599451][ T32] r10:61c88647 r9:85315400 r8:852cfaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.599473][ T32] r4:852cfa80 [ 1333.599491][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.599579][ T32] r10:00000000 r9:852cfa80 r8:8027ed34 r7:eae6de60 r6:852bb600 r5:85315400 [ 1333.599605][ T32] r4:00000001 [ 1333.599624][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.599712][ T32] Exception stack(0xeae91fb0 to 0xeae91ff8) [ 1333.599759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.599897][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.617535][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.617599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.617664][ T32] r4:852d0ec0 [ 1333.618171][ T32] INFO: task kworker/1:244:4473 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.618240][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.618313][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.618377][ T32] Call trace: [ 1333.618412][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.618493][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.618603][ T32] r4:00000000 [ 1333.618628][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.618695][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.618755][ T32] 1d20: a5d40000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.618815][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.618843][ T32] 1d60: 800f0013 ffffffff [ 1333.618894][ T32] r5:800f0013 r4:80239bd0 [ 1333.618918][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.618962][ T32] r4:82ac11e4 [ 1333.619011][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.619057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.619080][ T32] r4:e0691dc0 [ 1333.619126][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.619173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.619195][ T32] r4:00000000 [ 1333.619290][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.619341][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.619363][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.619404][ T32] r5:00001000 r4:ee7d5000 [ 1333.619424][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.619464][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.619511][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.619574][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.619625][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.619646][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.619721][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.619845][ T32] r4:8508b100 [ 1333.619943][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.633638][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.633740][ T32] r4:00000001 [ 1333.633768][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.633825][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.634030][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.634077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.634133][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.634165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.634188][ T32] r4:85086c80 [ 1333.634344][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.634381][ T32] INFO: task kworker/1:245:4474 blocked for more than 460 seconds. [ 1333.634415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.634441][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.634480][ T32] task:kworker/1:245 state:D stack:0 pid:4474 tgid:4474 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.634668][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.634870][ T32] Call trace: [ 1333.635009][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.635064][ T32] r10:82918644 r9:eae99d84 r8:00000002 r7:60000013 r6:eae99d8c r5:85316000 [ 1333.635088][ T32] r4:85316000 [ 1333.635109][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.635149][ T32] r5:85316000 r4:82918640 [ 1333.635170][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.635279][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.635352][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 [ 1333.635378][ T32] r4:00000000 [ 1333.635397][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.635435][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.635475][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.635533][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc340 [ 1333.635578][ T32] r4:00000000 [ 1333.635627][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.635700][ T32] r9:83018205 r8:85316000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1333.635725][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.635768][ T32] r5:00001000 r4:eaea9000 [ 1333.635789][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.635828][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.635870][ T32] r5:8523938c r4:85239000 [ 1333.635890][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.635949][ T32] r7:ddde2d40 r6:83018200 r5:8523938c r4:852cfb00 [ 1333.635974][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.636020][ T32] r10:61c88647 r9:85316000 r8:852cfb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.636043][ T32] r4:852cfb00 [ 1333.636062][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.636104][ T32] r10:00000000 r9:852cfb00 r8:8027ed34 r7:eae91e60 r6:852bb680 r5:85316000 [ 1333.636140][ T32] r4:00000001 [ 1333.636182][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.636221][ T32] Exception stack(0xeae99fb0 to 0xeae99ff8) [ 1333.636247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.636276][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.636301][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.636331][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.636353][ T32] r4:852bc100 [ 1333.636831][ T32] INFO: task kworker/1:245:4474 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.636867][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.636959][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.637063][ T32] Call trace: [ 1333.637125][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.637175][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.637198][ T32] r4:00000000 [ 1333.637219][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.637281][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.637316][ T32] 1d20: a60aa000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.637346][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.637369][ T32] 1d60: 800f0013 ffffffff [ 1333.637392][ T32] r5:800f0013 r4:80239bd0 [ 1333.637412][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.637468][ T32] r4:82ac11e4 [ 1333.637521][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.637730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.637760][ T32] r4:e0691dc0 [ 1333.637781][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.637849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.637903][ T32] r4:00000000 [ 1333.637953][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.638010][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.638066][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.638122][ T32] r5:00001000 r4:ee7d5000 [ 1333.638142][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.638198][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.638244][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.638264][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.638417][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.638449][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.638511][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.638549][ T32] r4:8508b100 [ 1333.638593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.638669][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.638700][ T32] r4:00000001 [ 1333.638757][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.638802][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.638830][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.638857][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.638884][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.638930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.638983][ T32] r4:85086c80 [ 1333.639006][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.639031][ T32] INFO: task kworker/1:246:4475 blocked for more than 460 seconds. [ 1333.639060][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.639099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.639150][ T32] task:kworker/1:246 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.639198][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.639239][ T32] Call trace: [ 1333.639269][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.639339][ T32] r10:82918644 r9:eae9dd84 r8:00000002 r7:60000013 r6:eae9dd8c r5:84930000 [ 1333.639366][ T32] r4:84930000 [ 1333.639386][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.639426][ T32] r5:84930000 r4:82918640 [ 1333.639633][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.639720][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.639768][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 [ 1333.639808][ T32] r4:00000000 [ 1333.639842][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.651737][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.651906][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.651976][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc000 [ 1333.652006][ T32] r4:00000000 [ 1333.652231][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.652289][ T32] r9:83018205 r8:84930000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1333.652312][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.652356][ T32] r5:00001000 r4:eae89000 [ 1333.652397][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.652442][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.652503][ T32] r5:85238b8c r4:85238800 [ 1333.652531][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.652580][ T32] r7:ddde2d40 r6:83018200 r5:85238b8c r4:852cfb80 [ 1333.652623][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.652673][ T32] r10:61c88647 r9:84930000 r8:852cfbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.652739][ T32] r4:852cfb80 [ 1333.652765][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.652811][ T32] r10:00000000 r9:852cfb80 r8:8027ed34 r7:eae99e60 r6:852bb700 r5:84930000 [ 1333.652832][ T32] r4:00000001 [ 1333.652852][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.653022][ T32] Exception stack(0xeae9dfb0 to 0xeae9dff8) [ 1333.653135][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.653193][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.653225][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.653255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.653277][ T32] r4:852bc100 [ 1333.653758][ T32] INFO: task kworker/1:246:4475 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.653796][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.653862][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.653911][ T32] Call trace: [ 1333.653971][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.654021][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.654154][ T32] r4:00000000 [ 1333.654263][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.654384][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.654460][ T32] 1d20: a60aa000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.654529][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.654572][ T32] 1d60: 800f0013 ffffffff [ 1333.654597][ T32] r5:800f0013 r4:80239bd0 [ 1333.654618][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.654661][ T32] r4:82ac11e4 [ 1333.654761][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.654812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.654963][ T32] r4:e0691dc0 [ 1333.655004][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.655049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.655106][ T32] r4:00000000 [ 1333.655193][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.655327][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.655412][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.655506][ T32] r5:00001000 r4:ee7d5000 [ 1333.655583][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.655649][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.655712][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.655763][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.655817][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.655841][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.655892][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.655915][ T32] r4:8508b100 [ 1333.655934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.655979][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.656081][ T32] r4:00000001 [ 1333.656201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.656318][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.656348][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.656426][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.656458][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.656517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.656649][ T32] r4:85086c80 [ 1333.656679][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.656726][ T32] INFO: task kworker/1:247:4477 blocked for more than 460 seconds. [ 1333.656764][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.656789][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.656810][ T32] task:kworker/1:247 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.656909][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.657222][ T32] Call trace: [ 1333.657341][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.657390][ T32] r10:82918644 r9:eaeadd84 r8:00000002 r7:60000013 r6:eaeadd8c r5:84931800 [ 1333.657415][ T32] r4:84931800 [ 1333.657460][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.657511][ T32] r5:84931800 r4:82918640 [ 1333.657531][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.657571][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.657615][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 [ 1333.657688][ T32] r4:00000000 [ 1333.657710][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.657749][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.657828][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.657874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc1c0 [ 1333.657897][ T32] r4:00000000 [ 1333.657916][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.658012][ T32] r9:83018205 r8:84931800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1333.658037][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.658148][ T32] r5:00001000 r4:eaea3000 [ 1333.658228][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.658271][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.658340][ T32] r5:85238f8c r4:85238c00 [ 1333.658363][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.658406][ T32] r7:ddde2d40 r6:83018200 r5:85238f8c r4:852cfc00 [ 1333.658427][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.658471][ T32] r10:61c88647 r9:84931800 r8:852cfc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.658496][ T32] r4:852cfc00 [ 1333.658522][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.658598][ T32] r10:00000000 r9:852cfc00 r8:8027ed34 r7:eae99e60 r6:852bb780 r5:84931800 [ 1333.658624][ T32] r4:00000001 [ 1333.658715][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.658806][ T32] Exception stack(0xeaeadfb0 to 0xeaeadff8) [ 1333.658835][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.658864][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.658890][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.658918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.658941][ T32] r4:852bc300 [ 1333.659400][ T32] INFO: task kworker/1:247:4477 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.659515][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.659575][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.659632][ T32] Call trace: [ 1333.659836][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.680471][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.680571][ T32] r4:00000000 [ 1333.680599][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.680690][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.680730][ T32] 1d20: a63c2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.680763][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.680788][ T32] 1d60: 800f0013 ffffffff [ 1333.680838][ T32] r5:800f0013 r4:80239bd0 [ 1333.680892][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.681010][ T32] r4:82ac11e4 [ 1333.681037][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.681082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.681104][ T32] r4:e0691dc0 [ 1333.681125][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.681170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.681195][ T32] r4:00000000 [ 1333.681216][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.681263][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.681300][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.681352][ T32] r5:00001000 r4:ee7d5000 [ 1333.681416][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.681483][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.681560][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.681586][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.681638][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.681690][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.681816][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.681844][ T32] r4:8508b100 [ 1333.681864][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.681935][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.681967][ T32] r4:00000001 [ 1333.681988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.682026][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.682081][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.682114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.682140][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.682168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.682190][ T32] r4:85086c80 [ 1333.682212][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.682293][ T32] INFO: task kworker/1:248:4479 blocked for more than 460 seconds. [ 1333.682331][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.682358][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.682510][ T32] task:kworker/1:248 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.682588][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.682664][ T32] Call trace: [ 1333.682728][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.682787][ T32] r10:82918644 r9:eaeb9d84 r8:00000002 r7:60000013 r6:eaeb9d8c r5:84930c00 [ 1333.682818][ T32] r4:84930c00 [ 1333.682851][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.682895][ T32] r5:84930c00 r4:82918640 [ 1333.682916][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.682956][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.683000][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb9e08 [ 1333.683022][ T32] r4:00000000 [ 1333.683041][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.683093][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.683133][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.683174][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc900 [ 1333.683196][ T32] r4:00000000 [ 1333.683216][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.683259][ T32] r9:83018205 r8:84930c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1333.683281][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.683322][ T32] r5:00001000 r4:eaef7000 [ 1333.683383][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.683432][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.683475][ T32] r5:8523a78c r4:8523a400 [ 1333.683495][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.683572][ T32] r7:ddde2d40 r6:83018200 r5:8523a78c r4:852cfc80 [ 1333.683596][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.683642][ T32] r10:61c88647 r9:84930c00 r8:852cfcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.683690][ T32] r4:852cfc80 [ 1333.683730][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.683787][ T32] r10:00000000 r9:852cfc80 r8:8027ed34 r7:eae99e60 r6:852bb800 r5:84930c00 [ 1333.683811][ T32] r4:00000001 [ 1333.683831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.683866][ T32] Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) [ 1333.683892][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.683922][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.683948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.683977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.683999][ T32] r4:852bc180 [ 1333.684470][ T32] INFO: task kworker/1:248:4479 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.684551][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.684634][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.684682][ T32] Call trace: [ 1333.684757][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.684811][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.684835][ T32] r4:00000000 [ 1333.684854][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.684891][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.684921][ T32] 1d20: a63c2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.684976][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.685032][ T32] 1d60: 800f0013 ffffffff [ 1333.685058][ T32] r5:800f0013 r4:80239bd0 [ 1333.685079][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.685119][ T32] r4:82ac11e4 [ 1333.685138][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.685179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.685200][ T32] r4:e0691dc0 [ 1333.685219][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.685261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.685283][ T32] r4:00000000 [ 1333.685302][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.685359][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.685406][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.685452][ T32] r5:00001000 r4:ee7d5000 [ 1333.685472][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.685518][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.685559][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.685579][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.685636][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.685660][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.685706][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.685756][ T32] r4:8508b100 [ 1333.685778][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.685824][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.685846][ T32] r4:00000001 [ 1333.685865][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.685899][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.685926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.685954][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.686001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.686049][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.686074][ T32] r4:85086c80 [ 1333.686094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.686119][ T32] INFO: task kworker/1:249:4481 blocked for more than 460 seconds. [ 1333.686147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.686170][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.686192][ T32] task:kworker/1:249 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.686264][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.686335][ T32] Call trace: [ 1333.686394][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.686440][ T32] r10:82918644 r9:eaec9d84 r8:00000002 r7:60000013 r6:eaec9d8c r5:84932400 [ 1333.686463][ T32] r4:84932400 [ 1333.686509][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.686555][ T32] r5:84932400 r4:82918640 [ 1333.686600][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.686643][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.686689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 [ 1333.686710][ T32] r4:00000000 [ 1333.686729][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.686788][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.686827][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.686868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc400 [ 1333.686889][ T32] r4:00000000 [ 1333.686931][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.686979][ T32] r9:83018205 r8:84932400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1333.687003][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.687056][ T32] r5:00001000 r4:eaebf000 [ 1333.687078][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.687118][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.687159][ T32] r5:8523978c r4:85239400 [ 1333.687179][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.687223][ T32] r7:ddde2d40 r6:83018200 r5:8523978c r4:852cfd00 [ 1333.687243][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.687314][ T32] r10:61c88647 r9:84932400 r8:852cfd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.687340][ T32] r4:852cfd00 [ 1333.687385][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.687457][ T32] r10:00000000 r9:852cfd00 r8:8027ed34 r7:eaeb9e60 r6:852bb880 r5:84932400 [ 1333.687483][ T32] r4:00000001 [ 1333.687506][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.687542][ T32] Exception stack(0xeaec9fb0 to 0xeaec9ff8) [ 1333.687568][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.687598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.687642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.687707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.687734][ T32] r4:852bc280 [ 1333.688061][ T32] INFO: task kworker/1:249:4481 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.688109][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.688195][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.688267][ T32] Call trace: [ 1333.688302][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.688366][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.688420][ T32] r4:00000000 [ 1333.688443][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.688485][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.688556][ T32] 1d20: a63c2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.688617][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.688645][ T32] 1d60: 800f0013 ffffffff [ 1333.688668][ T32] r5:800f0013 r4:80239bd0 [ 1333.688688][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.688729][ T32] r4:82ac11e4 [ 1333.688752][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.688794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.688816][ T32] r4:e0691dc0 [ 1333.688835][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.688878][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.688900][ T32] r4:00000000 [ 1333.688919][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.688962][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.688993][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.689057][ T32] r5:00001000 r4:ee7d5000 [ 1333.689077][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.689115][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.689200][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.689224][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.689268][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.689289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.689335][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.689357][ T32] r4:8508b100 [ 1333.689376][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.689419][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.689483][ T32] r4:00000001 [ 1333.689512][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.689548][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.689576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.689603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.689629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.689656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.689677][ T32] r4:85086c80 [ 1333.689697][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.689723][ T32] INFO: task kworker/1:250:4483 blocked for more than 460 seconds. [ 1333.689750][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.689773][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.689794][ T32] task:kworker/1:250 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.689837][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.689876][ T32] Call trace: [ 1333.711855][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.711978][ T32] r10:82918644 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c r5:84933000 [ 1333.712024][ T32] r4:84933000 [ 1333.712051][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.712097][ T32] r5:84933000 r4:82918640 [ 1333.712121][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.712163][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.712208][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 [ 1333.712230][ T32] r4:00000000 [ 1333.712249][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.712285][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.712341][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.712390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc540 [ 1333.712413][ T32] r4:00000000 [ 1333.712434][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.712481][ T32] r9:83018205 r8:84933000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1333.712510][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.712556][ T32] r5:00001000 r4:eaec5000 [ 1333.712576][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.712712][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.712864][ T32] r5:85239b8c r4:85239800 [ 1333.712906][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.712959][ T32] r7:ddde2d40 r6:83018200 r5:85239b8c r4:852cfd80 [ 1333.712981][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.713051][ T32] r10:61c88647 r9:84933000 r8:852cfdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.713268][ T32] r4:852cfd80 [ 1333.713292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.713398][ T32] r10:00000000 r9:852cfd80 r8:8027ed34 r7:eaeb9e60 r6:852bb900 r5:84933000 [ 1333.713424][ T32] r4:00000001 [ 1333.713505][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.713547][ T32] Exception stack(0xeaed1fb0 to 0xeaed1ff8) [ 1333.713645][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.713678][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.713705][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.713733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.713756][ T32] r4:852bc440 [ 1333.714221][ T32] INFO: task kworker/1:250:4483 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.714257][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.714353][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.714409][ T32] Call trace: [ 1333.714443][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.714504][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.714556][ T32] r4:00000000 [ 1333.714603][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.714650][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.714695][ T32] 1d20: a6693000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.714730][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.714758][ T32] 1d60: 800f0013 ffffffff [ 1333.714782][ T32] r5:800f0013 r4:80239bd0 [ 1333.714802][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.714843][ T32] r4:82ac11e4 [ 1333.714865][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.714907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.714929][ T32] r4:e0691dc0 [ 1333.714947][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.714988][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.715038][ T32] r4:00000000 [ 1333.715089][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.715141][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.715164][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.715290][ T32] r5:00001000 r4:ee7d5000 [ 1333.715314][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.715356][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.715437][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.715461][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.715560][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.715685][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.715753][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.715777][ T32] r4:8508b100 [ 1333.715823][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.715926][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.715953][ T32] r4:00000001 [ 1333.715973][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.716034][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.716065][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.716112][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.716169][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.716250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.716277][ T32] r4:85086c80 [ 1333.716300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.716333][ T32] INFO: task kworker/1:251:4485 blocked for more than 460 seconds. [ 1333.716370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.716396][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.716418][ T32] task:kworker/1:251 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.716526][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.716617][ T32] Call trace: [ 1333.716814][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.716867][ T32] r10:82918644 r9:eaee5d84 r8:00000002 r7:60000013 r6:eaee5d8c r5:84935400 [ 1333.716916][ T32] r4:84935400 [ 1333.716957][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.717000][ T32] r5:84935400 r4:82918640 [ 1333.717020][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.717059][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.717104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 [ 1333.717126][ T32] r4:00000000 [ 1333.717146][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.717315][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.717356][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.717544][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc680 [ 1333.717753][ T32] r4:00000000 [ 1333.717784][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.717861][ T32] r9:83018205 r8:84935400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1333.717885][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.717929][ T32] r5:00001000 r4:eaedb000 [ 1333.717949][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.717989][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.718034][ T32] r5:85239f8c r4:85239c00 [ 1333.718067][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.718127][ T32] r7:ddde2d40 r6:83018200 r5:85239f8c r4:852cfe80 [ 1333.718151][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.718197][ T32] r10:61c88647 r9:84935400 r8:852cfeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.718268][ T32] r4:852cfe80 [ 1333.718314][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.718360][ T32] r10:00000000 r9:852cfe80 r8:8027ed34 r7:eaeb9e60 r6:852bb980 r5:84935400 [ 1333.718486][ T32] r4:00000001 [ 1333.718608][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.718651][ T32] Exception stack(0xeaee5fb0 to 0xeaee5ff8) [ 1333.718680][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.718735][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.718782][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.718854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.719062][ T32] r4:852bc440 [ 1333.719395][ T32] INFO: task kworker/1:251:4485 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.719429][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.719531][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.719581][ T32] Call trace: [ 1333.719613][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.719705][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.719746][ T32] r4:00000000 [ 1333.719768][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.719876][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.741280][ T32] 1d20: a68c0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.741343][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.741407][ T32] 1d60: 800f0013 ffffffff [ 1333.741441][ T32] r5:800f0013 r4:80239bd0 [ 1333.741464][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.741540][ T32] r4:82ac11e4 [ 1333.741561][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.741603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.741628][ T32] r4:e0691dc0 [ 1333.741649][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.741711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.741739][ T32] r4:00000000 [ 1333.741760][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.741807][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.741829][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.741874][ T32] r5:00001000 r4:ee7d5000 [ 1333.741906][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.741950][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.742017][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.742070][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.742122][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.742144][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.742189][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.742211][ T32] r4:8508b100 [ 1333.742230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.742274][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.742296][ T32] r4:00000001 [ 1333.742315][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.742350][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.742376][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.742420][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.742451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.742480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.742508][ T32] r4:85086c80 [ 1333.742531][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.742562][ T32] INFO: task kworker/0:433:4487 blocked for more than 460 seconds. [ 1333.742596][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.742622][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.742646][ T32] task:kworker/0:433 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.742703][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.742752][ T32] Call trace: [ 1333.742785][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.742834][ T32] r10:82918644 r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:84936000 [ 1333.742857][ T32] r4:84936000 [ 1333.742877][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.742915][ T32] r5:84936000 r4:82918640 [ 1333.742935][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.742973][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.743017][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 [ 1333.743041][ T32] r4:00000000 [ 1333.743059][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.743096][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.743132][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.743171][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b2cc0 [ 1333.743193][ T32] r4:00000000 [ 1333.743213][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.743256][ T32] r9:83018005 r8:84936000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1333.743295][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.743343][ T32] r5:00001000 r4:eafa3000 [ 1333.743376][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.743442][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.743487][ T32] r5:8525d78c r4:8525d400 [ 1333.743512][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.743557][ T32] r7:dddced40 r6:83018000 r5:8525d78c r4:852bba00 [ 1333.743577][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.743622][ T32] r10:61c88647 r9:84936000 r8:852bba2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.743643][ T32] r4:852bba00 [ 1333.743687][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.743767][ T32] r10:00000000 r9:852bba00 r8:8027ed34 r7:eae31e60 r6:852bba80 r5:84936000 [ 1333.743821][ T32] r4:00000001 [ 1333.743856][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.743895][ T32] Exception stack(0xeaeedfb0 to 0xeaeedff8) [ 1333.743922][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.743976][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.744006][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.744072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.744117][ T32] r4:852b2580 [ 1333.744719][ T32] INFO: task kworker/0:433:4487 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.744764][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.744837][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.744931][ T32] Call trace: [ 1333.745043][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.745101][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.745126][ T32] r4:00000000 [ 1333.745249][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.745375][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.745409][ T32] 1d20: a68c0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.745438][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.745460][ T32] 1d60: 800f0013 ffffffff [ 1333.745483][ T32] r5:800f0013 r4:80239bd0 [ 1333.745508][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.745549][ T32] r4:82ac11e4 [ 1333.745568][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.745609][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.745631][ T32] r4:e0691dc0 [ 1333.745649][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.745690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.745712][ T32] r4:00000000 [ 1333.745731][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.745774][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.745795][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.745835][ T32] r5:00001000 r4:ee7d5000 [ 1333.745855][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.745894][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.745935][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.745955][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.745998][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.746085][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.746135][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.746181][ T32] r4:8508b100 [ 1333.746227][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.746276][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.746299][ T32] r4:00000001 [ 1333.746319][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.746366][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.746474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.746513][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.746556][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.746691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.746742][ T32] r4:85086c80 [ 1333.746770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.746802][ T32] INFO: task kworker/1:252:4488 blocked for more than 460 seconds. [ 1333.746832][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.747094][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.747119][ T32] task:kworker/1:252 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.747166][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.747207][ T32] Call trace: [ 1333.747238][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.747282][ T32] r10:82918644 r9:eae15d84 r8:00000002 r7:60000013 r6:eae15d8c r5:85303000 [ 1333.747304][ T32] r4:85303000 [ 1333.747325][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.747364][ T32] r5:85303000 r4:82918640 [ 1333.747504][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1333.748054][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc7c0 ** 7 printk messages dropped ** [ 1333.748614][ T32] r5:8523a38c r4:8523a000 ** 4 printk messages dropped ** [ 1333.748936][ T32] r4:852cfe00 ** 3 printk messages dropped ** [ 1333.749041][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1333.749794][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1333.775369][ T32] r4:e0691dc0 ** 1 printk messages dropped ** [ 1333.775434][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.775459][ T32] r4:00000000 [ 1333.775479][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.775535][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.775560][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.775604][ T32] r5:00001000 r4:ee7d5000 [ 1333.775625][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.775684][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.775731][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.775751][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.775796][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.775817][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.775861][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.775884][ T32] r4:8508b100 [ 1333.775903][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.775962][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.775988][ T32] r4:00000001 [ 1333.776008][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.776043][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.776069][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.776098][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.776138][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.776178][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.776201][ T32] r4:85086c80 [ 1333.776227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.776279][ T32] INFO: task kworker/1:253:4491 blocked for more than 460 seconds. [ 1333.776345][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.776399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.776427][ T32] task:kworker/1:253 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.776484][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.776551][ T32] Call trace: [ 1333.776589][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.776637][ T32] r10:82918644 r9:eaee9d84 r8:00000002 r7:60000013 r6:eaee9d8c r5:85301800 [ 1333.776660][ T32] r4:85301800 [ 1333.776680][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.776721][ T32] r5:85301800 r4:82918640 [ 1333.776742][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.776781][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.776826][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 [ 1333.776871][ T32] r4:00000000 [ 1333.776895][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.776933][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.776969][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.777010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bcc80 [ 1333.777032][ T32] r4:00000000 [ 1333.777050][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.777118][ T32] r9:83018205 r8:85301800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1333.777158][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.777206][ T32] r5:00001000 r4:eaf27000 [ 1333.777225][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.777264][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.777305][ T32] r5:8523af8c r4:8523ac00 [ 1333.777324][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.777367][ T32] r7:ddde2d40 r6:83018200 r5:8523af8c r4:852cff80 [ 1333.777387][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.777431][ T32] r10:61c88647 r9:85301800 r8:852cffac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.777476][ T32] r4:852cff80 [ 1333.777523][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.777571][ T32] r10:00000000 r9:852cff80 r8:8027ed34 r7:eaeb9e60 r6:852a0000 r5:85301800 [ 1333.777594][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1333.777698][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.778717][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.778750][ T32] 1d20: a6cef000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.778779][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.778802][ T32] 1d60: 800f0013 ffffffff [ 1333.778824][ T32] r5:800f0013 r4:80239bd0 [ 1333.778845][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.778884][ T32] r4:82ac11e4 [ 1333.778904][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.778946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.778967][ T32] r4:e0691dc0 [ 1333.778986][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.779026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.779071][ T32] r4:00000000 [ 1333.779095][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.779141][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.779163][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.779204][ T32] r5:00001000 r4:ee7d5000 [ 1333.779224][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 13 printk messages dropped ** [ 1333.779685][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1333.796599][ T32] r4:85304800 ** 3 printk messages dropped ** [ 1333.796737][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1333.797146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bca40 ** 7 printk messages dropped ** [ 1333.797501][ T32] r5:8523ab8c r4:8523a800 ** 6 printk messages dropped ** [ 1333.797766][ T32] r10:00000000 r9:852a0080 r8:8027ed34 r7:eaee9e60 r6:852a0100 r5:85304800 [ 1333.797788][ T32] r4:00000001 [ 1333.797831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.797878][ T32] Exception stack(0xeaf1dfb0 to 0xeaf1dff8) [ 1333.797933][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.797966][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.798011][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.798060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.798087][ T32] r4:852bc940 [ 1333.798558][ T32] INFO: task kworker/1:254:4492 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.798614][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.798677][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.798725][ T32] Call trace: [ 1333.798755][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.798829][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.798857][ T32] r4:00000000 [ 1333.798877][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.798948][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.798982][ T32] 1d20: a701b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.799012][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.799036][ T32] 1d60: 800f0013 ffffffff [ 1333.799059][ T32] r5:800f0013 r4:80239bd0 [ 1333.799092][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.799138][ T32] r4:82ac11e4 [ 1333.799163][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.799256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.799282][ T32] r4:e0691dc0 [ 1333.799315][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.799364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.799387][ T32] r4:00000000 [ 1333.799407][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.799451][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.799474][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.799521][ T32] r5:00001000 r4:ee7d5000 [ 1333.799542][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.799580][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.799622][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.799655][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.799742][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.799766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.810288][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.810326][ T32] r4:8508b100 [ 1333.810349][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.810413][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.810435][ T32] r4:00000001 [ 1333.810455][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.810491][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.810545][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.810602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.810633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.810662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.810697][ T32] r4:85086c80 [ 1333.810747][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.810783][ T32] INFO: task kworker/1:255:4495 blocked for more than 460 seconds. [ 1333.810817][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.810841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.810876][ T32] task:kworker/1:255 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.810938][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.810988][ T32] Call trace: ** 1 printk messages dropped ** [ 1333.811088][ T32] r10:82918644 r9:eaf25d84 r8:00000002 r7:60000013 r6:eaf25d8c r5:85305400 ** 2 printk messages dropped ** [ 1333.811234][ T32] r5:85305400 r4:82918640 [ 1333.811267][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.811374][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 ** 8 printk messages dropped ** [ 1333.811789][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.812164][ T32] r4:852a0180 ** 7 printk messages dropped ** [ 1333.812470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.813164][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1333.813677][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1333.813822][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1333.814172][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1333.814346][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 7 printk messages dropped ** [ 1333.814604][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1333.814918][ T32] r5:85306000 r4:82918640 [ 1333.814937][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.815044][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.815221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bcd40 ** 5 printk messages dropped ** [ 1333.815416][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1333.815563][ T32] r7:ddde2d40 r6:83018200 r5:8523b38c r4:852a0280 [ 1333.815585][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.815628][ T32] r10:61c88647 r9:85306000 r8:852a02ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.815785][ T32] r4:852a0280 [ 1333.815836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.815903][ T32] r10:00000000 r9:852a0280 r8:8027ed34 r7:eaf25e60 r6:852a0300 r5:85306000 [ 1333.815931][ T32] r4:00000001 [ 1333.815951][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.815987][ T32] Exception stack(0xeaf35fb0 to 0xeaf35ff8) [ 1333.816014][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.816042][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.816067][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.816095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.816120][ T32] r4:852bdf00 [ 1333.816414][ T32] INFO: task kworker/1:256:4497 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.816449][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.816522][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.816573][ T32] Call trace: [ 1333.816604][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.816651][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.816674][ T32] r4:00000000 [ 1333.816693][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.816730][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.816759][ T32] 1d20: a7203000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.816789][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.816812][ T32] 1d60: 800f0013 ffffffff [ 1333.816834][ T32] r5:800f0013 r4:80239bd0 [ 1333.816853][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.816905][ T32] r4:82ac11e4 [ 1333.816929][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.816971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.816993][ T32] r4:e0691dc0 [ 1333.817011][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.817053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.817075][ T32] r4:00000000 [ 1333.817095][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.817182][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.817207][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.817250][ T32] r5:00001000 r4:ee7d5000 [ 1333.817271][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.817309][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.817350][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.817370][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.817449][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.817474][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.817524][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.817547][ T32] r4:8508b100 [ 1333.817566][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.817627][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.817677][ T32] r4:00000001 [ 1333.817712][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.817751][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.817777][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.817805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.817832][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.817860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.817881][ T32] r4:85086c80 [ 1333.817900][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.817925][ T32] INFO: task kworker/1:257:4499 blocked for more than 460 seconds. [ 1333.817953][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.817976][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.818001][ T32] task:kworker/1:257 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.818047][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.818112][ T32] Call trace: [ 1333.818175][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.818266][ T32] r10:82918644 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:85306c00 [ 1333.818298][ T32] r4:85306c00 [ 1333.818320][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.818379][ T32] r5:85306c00 r4:82918640 [ 1333.818440][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.818490][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.818555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 [ 1333.818582][ T32] r4:00000000 [ 1333.818602][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1333.818959][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1333.819303][ T32] r4:852a0380 ** 7 printk messages dropped ** [ 1333.819558][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1333.844006][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.844062][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.844085][ T32] r4:00000000 [ 1333.844105][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.844159][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.844196][ T32] 1d20: a7487000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.844225][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.844248][ T32] 1d60: 800f0013 ffffffff [ 1333.844272][ T32] r5:800f0013 r4:80239bd0 [ 1333.844292][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.844333][ T32] r4:82ac11e4 [ 1333.844370][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.844417][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.844442][ T32] r4:e0691dc0 [ 1333.844463][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.844539][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.844583][ T32] r4:00000000 [ 1333.844605][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.844653][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.844675][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.844733][ T32] r5:00001000 r4:ee7d5000 [ 1333.844758][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.844798][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.844840][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.844860][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.844905][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.844927][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.844972][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.845007][ T32] r4:8508b100 [ 1333.845057][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.845146][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.845173][ T32] r4:00000001 [ 1333.845193][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.845257][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.845288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.845316][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.845342][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.845383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.845432][ T32] r4:85086c80 [ 1333.845457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.845487][ T32] INFO: task kworker/1:258:4500 blocked for more than 460 seconds. [ 1333.845524][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.845572][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1333.845877][ T32] r5:85303c00 r4:82918640 [ 1333.845897][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1333.845999][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 ** 2 printk messages dropped ** [ 1333.846101][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.846141][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.846207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bcf40 [ 1333.846233][ T32] r4:00000000 [ 1333.846252][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.846313][ T32] r9:83018205 r8:85303c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1333.846339][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.846383][ T32] r5:00001000 r4:eaf55000 [ 1333.846422][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.846465][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.846506][ T32] r5:8523bb8c r4:8523b800 [ 1333.846530][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.846574][ T32] r7:ddde2d40 r6:83018200 r5:8523bb8c r4:852a0480 [ 1333.846594][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.846638][ T32] r10:61c88647 r9:85303c00 r8:852a04ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.846660][ T32] r4:852a0480 [ 1333.846679][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.846721][ T32] r10:00000000 r9:852a0480 r8:8027ed34 r7:eaf25e60 r6:852a0500 r5:85303c00 [ 1333.846768][ T32] r4:00000001 [ 1333.846795][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1333.846970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1333.847925][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1333.848265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 6 printk messages dropped ** [ 1333.848501][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1333.848834][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1333.849194][ T32] task:kworker/1:259 state:D stack:0 pid:4504 tgid:4504 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.849542][ T32] r5:8533bc00 r4:82918640 [ 1333.849561][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1333.849778][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1333.863547][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1333.863974][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1333.864589][ T32] INFO: task kworker/1:259:4504 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 9 printk messages dropped ** [ 1333.865165][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1333.865571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1333.865970][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 7 printk messages dropped ** [ 1333.866225][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1333.866476][ T32] INFO: task kworker/1:260:4505 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1333.866859][ T32] r5:85340000 r4:82918640 [ 1333.866879][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.866926][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.866974][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 [ 1333.866996][ T32] r4:00000000 [ 1333.867031][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.867094][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.867157][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.867199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f400 [ 1333.867222][ T32] r4:00000000 [ 1333.867241][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.867284][ T32] r9:83018205 r8:85340000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1333.867306][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.867387][ T32] r5:00001000 r4:eaf8f000 [ 1333.867412][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.867452][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.867495][ T32] r5:852fc78c r4:852fc400 [ 1333.867541][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.867601][ T32] r7:ddde2d40 r6:83018200 r5:852fc78c r4:852a0680 [ 1333.867649][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.867712][ T32] r10:61c88647 r9:85340000 r8:852a06ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.867734][ T32] r4:852a0680 [ 1333.867754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.867797][ T32] r10:00000000 r9:852a0680 r8:8027ed34 r7:eaf85e60 r6:852a0700 r5:85340000 [ 1333.867818][ T32] r4:00000001 [ 1333.867837][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.867872][ T32] Exception stack(0xeae79fb0 to 0xeae79ff8) [ 1333.867934][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.867972][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.868004][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.868033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.868054][ T32] r4:8528f180 [ 1333.868328][ T32] INFO: task kworker/1:260:4505 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.868361][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.868446][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.868498][ T32] Call trace: [ 1333.868662][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.868770][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.868799][ T32] r4:00000000 [ 1333.868819][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.868856][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.868885][ T32] 1d20: a78de000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.868913][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.868937][ T32] 1d60: 800f0013 ffffffff [ 1333.868960][ T32] r5:800f0013 r4:80239bd0 [ 1333.868980][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.869030][ T32] r4:82ac11e4 [ 1333.869054][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.869149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.869174][ T32] r4:e0691dc0 [ 1333.869235][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.869281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.869303][ T32] r4:00000000 [ 1333.869323][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.869367][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.869389][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.869476][ T32] r5:00001000 r4:ee7d5000 [ 1333.869510][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.869556][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.869596][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.869616][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.869771][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.869797][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.869842][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.899097][ T32] r4:8508b100 [ 1333.899267][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.899710][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.899786][ T32] r4:00000001 [ 1333.899834][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.900502][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.906152][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.906198][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.907687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.907729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.907757][ T32] r4:85086c80 [ 1333.907787][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.907971][ T32] INFO: task kworker/1:261:4507 blocked for more than 460 seconds. ** 3 printk messages dropped ** [ 1333.910024][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1333.923049][ T32] r5:85341800 r4:82918640 [ 1333.923069][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1333.923306][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1333.923561][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f980 ** 7 printk messages dropped ** [ 1333.923929][ T32] r5:852fd38c r4:852fd000 ** 1 printk messages dropped ** [ 1333.924001][ T32] r7:ddde2d40 r6:83018200 r5:852fd38c r4:852a0780 [ 1333.924022][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.924088][ T32] r10:61c88647 r9:85341800 r8:852a07ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.924140][ T32] r4:852a0780 [ 1333.924166][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.924214][ T32] r10:00000000 r9:852a0780 r8:8027ed34 r7:eae79e60 r6:852a0800 r5:85341800 [ 1333.924236][ T32] r4:00000001 [ 1333.924255][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.924290][ T32] Exception stack(0xeaf99fb0 to 0xeaf99ff8) [ 1333.924321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1333.924371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.924402][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.924431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.924452][ T32] r4:8528f3c0 [ 1333.924952][ T32] INFO: task kworker/1:261:4507 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.924994][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.925058][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.925105][ T32] Call trace: [ 1333.925136][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1333.925185][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1333.925208][ T32] r4:00000000 [ 1333.925227][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1333.925276][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1333.925310][ T32] 1d20: a7eef000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1333.925340][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1333.925364][ T32] 1d60: 800f0013 ffffffff [ 1333.925387][ T32] r5:800f0013 r4:80239bd0 [ 1333.925407][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1333.925448][ T32] r4:82ac11e4 [ 1333.925468][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1333.925508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1333.925530][ T32] r4:e0691dc0 [ 1333.925548][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.925613][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1333.925638][ T32] r4:00000000 [ 1333.925658][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.925702][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1333.925723][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.925763][ T32] r5:00001000 r4:ee7d5000 [ 1333.925789][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.925828][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.925869][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.925888][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.925933][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.925953][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.926007][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.926055][ T32] r4:8508b100 [ 1333.926077][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.926123][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.926155][ T32] r4:00000001 [ 1333.926186][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.926241][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.926269][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.926298][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.926347][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.926415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.926442][ T32] r4:85086c80 [ 1333.926484][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.926542][ T32] INFO: task kworker/1:262:4508 blocked for more than 460 seconds. [ 1333.926595][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.926633][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.926657][ T32] task:kworker/1:262 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.926726][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.926794][ T32] Call trace: [ 1333.926827][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.926872][ T32] r10:82918644 r9:eaf9dd84 r8:00000002 r7:60000013 r6:eaf9dd8c r5:85342400 [ 1333.926894][ T32] r4:85342400 [ 1333.926913][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.926951][ T32] r5:85342400 r4:82918640 [ 1333.926980][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.927031][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.927100][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 [ 1333.927125][ T32] r4:00000000 [ 1333.927144][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.927183][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.927219][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1333.927280][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.927571][ T32] r5:852fcb8c r4:852fc800 ** 3 printk messages dropped ** [ 1333.927743][ T32] r10:61c88647 r9:85342400 r8:852a08ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1333.928062][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1333.928756][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 10 printk messages dropped ** [ 1333.929180][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1333.929460][ T32] r5:00001000 r4:ee7d5000 [ 1333.929480][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.929550][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.929595][ T32] r5:85f9ab8c r4:85f9a800 [ 1333.929624][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.929671][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1333.929692][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.929736][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1333.929779][ T32] r4:8508b100 [ 1333.929803][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.929895][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1333.948535][ T32] r4:00000001 [ 1333.948620][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.948739][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1333.948829][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1333.948913][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.948974][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.949036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.949083][ T32] r4:85086c80 [ 1333.949147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1333.949218][ T32] INFO: task kworker/1:263:4511 blocked for more than 460 seconds. [ 1333.949287][ T32] Not tainted 6.15.0-syzkaller #0 [ 1333.949337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1333.949386][ T32] task:kworker/1:263 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.949531][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.949631][ T32] Call trace: [ 1333.949785][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.964709][ T32] r10:82918644 r9:eaf65d84 r8:00000002 r7:60000013 r6:eaf65d8c r5:84934800 [ 1333.964786][ T32] r4:84934800 [ 1333.964837][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.964971][ T32] r5:84934800 r4:82918640 [ 1333.965021][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.965107][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.965213][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 [ 1333.965268][ T32] r4:00000000 [ 1333.965308][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.965390][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.965475][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.965575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f8c0 [ 1333.965624][ T32] r4:00000000 [ 1333.965666][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.965777][ T32] r9:83018205 r8:84934800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1333.965851][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.965981][ T32] r5:00001000 r4:eafa9000 [ 1333.966039][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.966132][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.966223][ T32] r5:852fcf8c r4:852fcc00 [ 1333.966271][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.966368][ T32] r7:ddde2d40 r6:83018200 r5:852fcf8c r4:852a0980 [ 1333.966415][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.966515][ T32] r10:61c88647 r9:84934800 r8:852a09ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.966583][ T32] r4:852a0980 [ 1333.966634][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.966731][ T32] r10:00000000 r9:852a0980 r8:8027ed34 r7:eaf99e60 r6:852bbb00 r5:84934800 [ 1333.966781][ T32] r4:00000001 [ 1333.966846][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.966930][ T32] Exception stack(0xeaf65fb0 to 0xeaf65ff8) [ 1333.967013][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1333.967092][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1333.968318][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1333.968797][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.969165][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1333.969519][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1333.980780][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1333.981093][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1333.981453][ T32] task:kworker/1:264 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1333.981799][ T32] r5:84933c00 r4:82918640 [ 1333.981818][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.981857][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.981900][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 [ 1333.981923][ T32] r4:00000000 [ 1333.981953][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.981994][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.982034][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.982084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282040 [ 1333.982133][ T32] r4:00000000 [ 1333.982155][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.982202][ T32] r9:83018205 r8:84933c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1333.982224][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.982266][ T32] r5:00001000 r4:e0473000 [ 1333.982285][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.982350][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.982416][ T32] r5:852fe38c r4:852fe000 [ 1333.982437][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.982482][ T32] r7:ddde2d40 r6:83018200 r5:852fe38c r4:852a0a00 [ 1333.982537][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.982648][ T32] r10:61c88647 r9:84933c00 r8:852a0a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.982695][ T32] r4:852a0a00 [ 1333.982737][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.982788][ T32] r10:00000000 r9:852a0a00 r8:8027ed34 r7:eaf99e60 r6:852bbb80 r5:84933c00 [ 1333.982832][ T32] r4:00000001 [ 1333.982876][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.982949][ T32] Exception stack(0xeabfdfb0 to 0xeabfdff8) [ 1333.982977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.983005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.983049][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.983107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.983184][ T32] r4:8528f940 [ 1333.983749][ T32] INFO: task kworker/1:264:4514 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1333.983836][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.983959][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.984036][ T32] Call trace: [ 1333.984068][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1333.984333][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1333.984544][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1333.984693][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1333.985198][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1333.985381][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1333.985719][ T32] INFO: task kworker/1:265:4515 blocked for more than 460 seconds. ** 2 printk messages dropped ** [ 1333.985802][ T32] task:kworker/1:265 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1333.985879][ T32] Workqueue: events bpf_prog_free_deferred [ 1333.985937][ T32] Call trace: [ 1333.985971][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1333.986041][ T32] r10:82918644 r9:ead9dd84 r8:00000002 r7:60000013 r6:ead9dd8c r5:84936c00 [ 1333.986078][ T32] r4:84936c00 [ 1333.986113][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1333.986189][ T32] r5:84936c00 r4:82918640 [ 1333.986211][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1333.986284][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1333.986333][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 [ 1333.986356][ T32] r4:00000000 [ 1333.986375][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1333.986438][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1333.986478][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1333.986518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528fac0 [ 1333.986539][ T32] r4:00000000 [ 1333.986558][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1333.986600][ T32] r9:83018205 r8:84936c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [ 1333.986620][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1333.986660][ T32] r5:00001000 r4:dfa11000 [ 1333.986712][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1333.986753][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1333.986803][ T32] r5:852fd78c r4:852fd400 [ 1333.986822][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1333.986865][ T32] r7:ddde2d40 r6:83018200 r5:852fd78c r4:852a0a80 [ 1333.986917][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1333.986978][ T32] r10:61c88647 r9:84936c00 r8:852a0aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1333.987002][ T32] r4:852a0a80 [ 1333.987021][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1333.987085][ T32] r10:00000000 r9:852a0a80 r8:8027ed34 r7:eabfde60 r6:852bbc00 r5:84936c00 [ 1333.987110][ T32] r4:00000001 [ 1333.987145][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1333.987182][ T32] Exception stack(0xead9dfb0 to 0xead9dff8) [ 1333.987211][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1333.987241][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1333.987267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1333.987294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1333.987315][ T32] r4:8528fc80 [ 1333.987588][ T32] INFO: task kworker/1:265:4515 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 5 printk messages dropped ** [ 1333.988035][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1333.988262][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1333.988855][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1333.989323][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1333.989518][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1333.989916][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.014956][ T32] r5:85316c00 r4:82918640 [ 1334.015016][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.015393][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1334.016100][ T32] r7:ddde2d40 r6:83018200 r5:852fdb8c r4:852a0b00 ** 6 printk messages dropped ** [ 1334.016386][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1334.017201][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1334.017688][ T32] 1d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1334.018010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 7 printk messages dropped ** [ 1334.018368][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.018390][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.018437][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.018457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.018501][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.018546][ T32] r4:8508b100 [ 1334.018567][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.018613][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.018665][ T32] r4:00000001 [ 1334.018704][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.018741][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.018776][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.018805][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.018831][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.018858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.018879][ T32] r4:85086c80 [ 1334.018898][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.018938][ T32] INFO: task kworker/1:267:4520 blocked for more than 460 seconds. [ 1334.018974][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.018998][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.019019][ T32] task:kworker/1:267 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.019064][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.019146][ T32] Call trace: [ 1334.019178][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.019224][ T32] r10:82918644 r9:eadc9d84 r8:00000002 r7:60000113 r6:eadc9d8c r5:85318000 [ 1334.019245][ T32] r4:85318000 [ 1334.019263][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.019307][ T32] r5:85318000 r4:82918640 [ 1334.019327][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.019366][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.019444][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 [ 1334.019469][ T32] r4:00000000 [ 1334.019488][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.019555][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.019609][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.019654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528fe80 [ 1334.019712][ T32] r4:00000000 [ 1334.019765][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.019815][ T32] r9:83018205 r8:85318000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1334.036878][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.036996][ T32] r5:00001000 r4:e006d000 [ 1334.037021][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.037065][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.037140][ T32] r5:852fdf8c r4:852fdc00 [ 1334.037165][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.037245][ T32] r7:ddde2d40 r6:83018200 r5:852fdf8c r4:852a0b80 [ 1334.037271][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.037318][ T32] r10:61c88647 r9:85318000 r8:852a0bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.037344][ T32] r4:852a0b80 [ 1334.037397][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.037447][ T32] r10:00000000 r9:852a0b80 r8:8027ed34 r7:eabfde60 r6:852bbd00 r5:85318000 [ 1334.037471][ T32] r4:00000001 [ 1334.037491][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.037544][ T32] Exception stack(0xeadc9fb0 to 0xeadc9ff8) [ 1334.037577][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.038206][ T32] INFO: task kworker/1:267:4520 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 13 printk messages dropped ** [ 1334.038879][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.039054][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1334.039329][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1334.039783][ T32] r4:8508b100 ** 7 printk messages dropped ** [ 1334.053175][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.053733][ T32] r4:85318c00 ** 1 printk messages dropped ** [ 1334.053801][ T32] r5:85318c00 r4:82918640 [ 1334.053823][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.053959][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.054186][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1334.054519][ T32] r7:ddde2d40 r6:83018200 r5:852fe78c r4:852a0c00 ** 8 printk messages dropped ** [ 1334.054872][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.055832][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.056435][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1334.056766][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1334.057084][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1334.057566][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.057608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.057650][ T32] r4:85086c80 [ 1334.057705][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.057733][ T32] INFO: task kworker/1:269:4524 blocked for more than 460 seconds. [ 1334.057797][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.057825][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.057860][ T32] task:kworker/1:269 state:D stack:0 pid:4524 tgid:4524 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.057953][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.058016][ T32] Call trace: [ 1334.058077][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.058150][ T32] r10:82918644 r9:eafc1d84 r8:00000002 r7:60000113 r6:eafc1d8c r5:85319800 [ 1334.058176][ T32] r4:85319800 [ 1334.058195][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.058264][ T32] r5:85319800 r4:82918640 [ 1334.058316][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.058359][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.058404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 [ 1334.058449][ T32] r4:00000000 [ 1334.058470][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.058779][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.058870][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.058936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282480 [ 1334.058963][ T32] r4:00000000 [ 1334.059009][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.059059][ T32] r9:83018205 r8:85319800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1334.059081][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.059122][ T32] r5:00001000 r4:e06a1000 [ 1334.059140][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.059193][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.059263][ T32] r5:852fef8c r4:852fec00 [ 1334.059285][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.059329][ T32] r7:ddde2d40 r6:83018200 r5:852fef8c r4:852a0c80 [ 1334.059371][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.059418][ T32] r10:61c88647 r9:85319800 r8:852a0cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.059441][ T32] r4:852a0c80 [ 1334.059480][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.059553][ T32] r10:00000000 r9:852a0c80 r8:8027ed34 r7:eafbde60 r6:852bbe00 r5:85319800 [ 1334.059579][ T32] r4:00000001 [ 1334.059598][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.059682][ T32] Exception stack(0xeafc1fb0 to 0xeafc1ff8) [ 1334.059737][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.059785][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.059888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.080448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.080532][ T32] r4:85282200 [ 1334.081448][ T32] INFO: task kworker/1:269:4524 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.081677][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.081833][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.081972][ T32] Call trace: [ 1334.082048][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1334.082515][ T32] 1d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1334.083065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 10 printk messages dropped ** [ 1334.083898][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.084792][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1334.087296][ T32] r4:8531a400 ** 1 printk messages dropped ** [ 1334.087529][ T32] r5:8531a400 r4:82918640 ** 2 printk messages dropped ** [ 1334.087946][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 ** 6 printk messages dropped ** [ 1334.088598][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1334.089313][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1334.089666][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1334.112844][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.113089][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.113144][ T32] 1d60: 800f0013 ffffffff [ 1334.113196][ T32] r5:800f0013 r4:80239bd0 [ 1334.113244][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.113345][ T32] r4:82ac11e4 [ 1334.113415][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.113596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.113663][ T32] r4:e0691dc0 [ 1334.113712][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.113766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.113793][ T32] r4:00000000 [ 1334.113835][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.113905][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.113930][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.113973][ T32] r5:00001000 r4:ee7d5000 [ 1334.114013][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.114078][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.114124][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.114165][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.114217][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.114239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.114315][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.114373][ T32] r4:8508b100 [ 1334.114396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.114459][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.114501][ T32] r4:00000001 [ 1334.114526][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.114601][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.114630][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.114675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.114703][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.114732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.114776][ T32] r4:85086c80 [ 1334.114814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.114856][ T32] INFO: task kworker/1:271:4528 blocked for more than 460 seconds. [ 1334.114910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.114956][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.114994][ T32] task:kworker/1:271 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.115085][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.115170][ T32] Call trace: [ 1334.115264][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.115311][ T32] r10:82918644 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:8531b000 [ 1334.115334][ T32] r4:8531b000 [ 1334.115380][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.115454][ T32] r5:8531b000 r4:82918640 [ 1334.115491][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.115569][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.115617][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 [ 1334.115686][ T32] r4:00000000 [ 1334.115740][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.115787][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.115847][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.115891][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282900 [ 1334.115951][ T32] r4:00000000 [ 1334.115988][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.116050][ T32] r9:83018205 r8:8531b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1334.116087][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.116161][ T32] r5:00001000 r4:e4829000 [ 1334.116198][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.116239][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.116294][ T32] r5:852ffb8c r4:852ff800 [ 1334.116332][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.116397][ T32] r7:ddde2d40 r6:83018200 r5:852ffb8c r4:852a0d80 [ 1334.116436][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.116499][ T32] r10:61c88647 r9:8531b000 r8:852a0dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.116545][ T32] r4:852a0d80 [ 1334.116582][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.116629][ T32] r10:00000000 r9:852a0d80 r8:8027ed34 r7:eafc1e60 r6:852bbf00 r5:8531b000 [ 1334.116669][ T32] r4:00000001 [ 1334.116690][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.116725][ T32] Exception stack(0xeafc9fb0 to 0xeafc9ff8) [ 1334.116750][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1334.116912][ T32] r4:85282380 ** 3 printk messages dropped ** [ 1334.117501][ T32] Call trace: ** 7 printk messages dropped ** [ 1334.117843][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1334.118118][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1334.118461][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1334.118777][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.119110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.119430][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.119746][ T32] r5:8531bc00 r4:82918640 [ 1334.119783][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.119897][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.139232][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 [ 1334.139302][ T32] r4:00000000 [ 1334.139359][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.139449][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.139495][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.139568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282640 [ 1334.139607][ T32] r4:00000000 [ 1334.139644][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.139741][ T32] r9:83018205 r8:8531bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1334.139771][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.139857][ T32] r5:00001000 r4:e07a5000 [ 1334.140290][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.140351][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.140422][ T32] r5:852ff38c r4:852ff000 [ 1334.140461][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.140524][ T32] r7:ddde2d40 r6:83018200 r5:852ff38c r4:852a0e00 [ 1334.140563][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.140612][ T32] r10:61c88647 r9:8531bc00 r8:852a0e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.140635][ T32] r4:852a0e00 [ 1334.140654][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.140711][ T32] r10:00000000 r9:852a0e00 r8:8027ed34 r7:eafc9e60 r6:852bbf80 r5:8531bc00 [ 1334.140749][ T32] r4:00000001 [ 1334.140775][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.140812][ T32] Exception stack(0xeafcdfb0 to 0xeafcdff8) [ 1334.140842][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.140871][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.140920][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.140952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.140975][ T32] r4:85282380 [ 1334.141442][ T32] INFO: task kworker/1:272:4529 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.141479][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.141577][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.141743][ T32] Call trace: [ 1334.141825][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.141984][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.142044][ T32] r4:00000000 [ 1334.142090][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.142172][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.142255][ T32] 1d20: a9f44000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.142326][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.142380][ T32] 1d60: 800f0013 ffffffff [ 1334.142431][ T32] r5:800f0013 r4:80239bd0 [ 1334.142476][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.142568][ T32] r4:82ac11e4 [ 1334.142613][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.142733][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.142795][ T32] r4:e0691dc0 [ 1334.142935][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.143066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.143221][ T32] r4:00000000 [ 1334.143315][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.143421][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.143468][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.143558][ T32] r5:00001000 r4:ee7d5000 [ 1334.143602][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1334.143872][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.144246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1334.144754][ T32] r10:82918644 r9:eafd1d84 r8:00000002 r7:60000013 r6:eafd1d8c r5:8531c800 ** 2 printk messages dropped ** [ 1334.144881][ T32] r5:8531c800 r4:82918640 ** 1 printk messages dropped ** [ 1334.144962][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.146571][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1334.146769][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.146834][ T32] r7:ddde2d40 r6:83018200 r5:852ff78c r4:852a0e80 [ 1334.146886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.146936][ T32] r10:61c88647 r9:8531c800 r8:852a0eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.146958][ T32] r4:852a0e80 [ 1334.146976][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.147020][ T32] r10:00000000 r9:852a0e80 r8:8027ed34 r7:eafc9e60 r6:830cd300 r5:8531c800 [ 1334.147042][ T32] r4:00000001 [ 1334.147060][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.147095][ T32] Exception stack(0xeafd1fb0 to 0xeafd1ff8) [ 1334.147154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.147185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.147227][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.147257][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.147301][ T32] r4:852826c0 [ 1334.147597][ T32] INFO: task kworker/1:273:4532 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.147629][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.147722][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.147807][ T32] Call trace: [ 1334.147839][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.147887][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.147910][ T32] r4:00000000 [ 1334.147929][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.147965][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.147996][ T32] 1d20: a9f44000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.148053][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.148092][ T32] 1d60: 800f0013 ffffffff [ 1334.148117][ T32] r5:800f0013 r4:80239bd0 [ 1334.148137][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.148176][ T32] r4:82ac11e4 [ 1334.148228][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.148273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.148295][ T32] r4:e0691dc0 [ 1334.148314][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.148385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.148410][ T32] r4:00000000 [ 1334.148451][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.148509][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.148569][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.148613][ T32] r5:00001000 r4:ee7d5000 [ 1334.148633][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.148670][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.148710][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.148728][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.148779][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.148800][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.148844][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1334.149000][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1334.149273][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1334.149514][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1334.149706][ T32] r10:82918644 r9:eafd5d84 r8:00000002 r7:60000013 r6:eafd5d8c r5:8531d400 [ 1334.149732][ T32] r4:8531d400 [ 1334.149751][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.149798][ T32] r5:8531d400 r4:82918640 [ 1334.149817][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.176026][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.176147][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 [ 1334.176186][ T32] r4:00000000 [ 1334.176211][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.176272][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.176318][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.176360][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282980 [ 1334.176382][ T32] r4:00000000 [ 1334.176401][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.176468][ T32] r9:83018205 r8:8531d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1334.176493][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.176543][ T32] r5:00001000 r4:eaa17000 [ 1334.176580][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.176643][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.176688][ T32] r5:852fff8c r4:852ffc00 [ 1334.176708][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.176980][ T32] r10:00000000 r9:852a0f00 r8:8027ed34 r7:eafc9e60 r6:830cd280 r5:8531d400 ** 8 printk messages dropped ** [ 1334.177727][ T32] INFO: task kworker/1:274:4534 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 10 printk messages dropped ** [ 1334.178576][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1334.179045][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1334.179359][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1334.179758][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1334.193267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1334.193910][ T32] Call trace: ** 4 printk messages dropped ** [ 1334.194111][ T32] r5:8531e000 r4:82918640 [ 1334.194130][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.194300][ T32] r4:00000000 [ 1334.194322][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.194362][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.194421][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.194465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282b40 [ 1334.194487][ T32] r4:00000000 [ 1334.194506][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.194551][ T32] r9:83018205 r8:8531e000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1334.194603][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.194659][ T32] r5:00001000 r4:eaa63000 [ 1334.194702][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.194756][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.194806][ T32] r5:8537438c r4:85374000 [ 1334.194827][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.194872][ T32] r7:ddde2d40 r6:83018200 r5:8537438c r4:852a0f80 [ 1334.194892][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.194936][ T32] r10:61c88647 r9:8531e000 r8:852a0fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.194957][ T32] r4:852a0f80 [ 1334.194976][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.195017][ T32] r10:00000000 r9:852a0f80 r8:8027ed34 r7:eafd5e60 r6:8528e000 r5:8531e000 [ 1334.195072][ T32] r4:00000001 [ 1334.195094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.195129][ T32] Exception stack(0xeafd9fb0 to 0xeafd9ff8) [ 1334.195155][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.195183][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.195210][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.195258][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.195283][ T32] r4:85282880 [ 1334.195730][ T32] INFO: task kworker/1:275:4536 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 1 printk messages dropped ** [ 1334.195854][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.196154][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1334.196626][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.196977][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1334.197688][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1334.198059][ T32] INFO: task kworker/0:434:4538 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.198467][ T32] r5:8531ec00 r4:82918640 [ 1334.198487][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.198626][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1334.198895][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.199229][ T32] r5:8525db8c r4:8525d800 ** 6 printk messages dropped ** [ 1334.199438][ T32] r10:00000000 r9:8528e080 r8:8027ed34 r7:eae31e60 r6:8528e100 r5:8531ec00 ** 9 printk messages dropped ** [ 1334.221426][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.222937][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1334.223432][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1334.223838][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1334.224186][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1334.224439][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.224706][ T32] r5:85320000 r4:82918640 [ 1334.224729][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.225034][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.225425][ T32] r5:85374b8c r4:85374800 ** 6 printk messages dropped ** [ 1334.225725][ T32] r10:00000000 r9:8529b000 r8:8027ed34 r7:eafd9e60 r6:8528e180 r5:85320000 ** 7 printk messages dropped ** [ 1334.225960][ T32] r4:85282a80 [ 1334.226295][ T32] INFO: task kworker/1:276:4540 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.226328][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.226383][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.226441][ T32] Call trace: [ 1334.226475][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.226523][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.226568][ T32] r4:00000000 [ 1334.226617][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.226659][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.226688][ T32] 1d20: aac68000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.226717][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.226741][ T32] 1d60: 800f0013 ffffffff [ 1334.226791][ T32] r5:800f0013 r4:80239bd0 [ 1334.226838][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.226883][ T32] r4:82ac11e4 [ 1334.226930][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.227004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.227029][ T32] r4:e0691dc0 [ 1334.227049][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.227090][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.227112][ T32] r4:00000000 [ 1334.227131][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.227174][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.227223][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.227270][ T32] r5:00001000 r4:ee7d5000 [ 1334.227290][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.227339][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.227383][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.227432][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.227481][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.227502][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.227558][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.227610][ T32] r4:8508b100 [ 1334.227632][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.227772][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.227801][ T32] r4:00000001 [ 1334.227822][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.227858][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.227896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.227929][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.227957][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.227985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.228037][ T32] r4:85086c80 [ 1334.228060][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.228085][ T32] INFO: task kworker/1:277:4541 blocked for more than 460 seconds. [ 1334.228113][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.228164][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.228189][ T32] task:kworker/1:277 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.228234][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.228331][ T32] Call trace: [ 1334.228388][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.228435][ T32] r10:82918644 r9:eafe1d84 r8:00000002 r7:60000013 r6:eafe1d8c r5:85320c00 [ 1334.228458][ T32] r4:85320c00 [ 1334.228519][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.228564][ T32] r5:85320c00 r4:82918640 [ 1334.228583][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.228623][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.228689][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 [ 1334.228715][ T32] r4:00000000 [ 1334.228734][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.228778][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.228814][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.228854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:830cbac0 [ 1334.228876][ T32] r4:00000000 [ 1334.228895][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.228938][ T32] r9:83018205 r8:85320c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1334.228958][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.228999][ T32] r5:00001000 r4:eab79000 [ 1334.229132][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.229178][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.229220][ T32] r5:8537538c r4:85375000 [ 1334.229240][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.229283][ T32] r7:ddde2d40 r6:83018200 r5:8537538c r4:8529b080 [ 1334.229303][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.229347][ T32] r10:61c88647 r9:85320c00 r8:8529b0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.229369][ T32] r4:8529b080 [ 1334.229387][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.229489][ T32] r10:00000000 r9:8529b080 r8:8027ed34 r7:eafdde60 r6:8528e200 r5:85320c00 [ 1334.229515][ T32] r4:00000001 [ 1334.229535][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.229584][ T32] Exception stack(0xeafe1fb0 to 0xeafe1ff8) [ 1334.229696][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.229728][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1334.229790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1334.252426][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1334.253067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 8 printk messages dropped ** [ 1334.253697][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1334.254756][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1334.255928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1334.256769][ T32] r10:82918644 r9:eafadd84 r8:00000002 r7:60000113 r6:eafadd8c r5:85321800 ** 2 printk messages dropped ** [ 1334.256983][ T32] r5:85321800 r4:82918640 [ 1334.257054][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.257159][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.257261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 [ 1334.257316][ T32] r4:00000000 [ 1334.257364][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.257466][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.257557][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.257654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282d80 [ 1334.257706][ T32] r4:00000000 [ 1334.257775][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.257882][ T32] r9:83018005 r8:85321800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [ 1334.257933][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.258048][ T32] r5:00001000 r4:eaac3000 [ 1334.258105][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.258211][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.258321][ T32] r5:8537478c r4:85374400 [ 1334.258368][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.258466][ T32] r7:dddced40 r6:83018000 r5:8537478c r4:8528e280 [ 1334.258518][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.258621][ T32] r10:61c88647 r9:85321800 r8:8528e2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.258678][ T32] r4:8528e280 [ 1334.258728][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.258838][ T32] r10:00000000 r9:8528e280 r8:8027ed34 r7:eae31e60 r6:8528e300 r5:85321800 [ 1334.258894][ T32] r4:00000001 [ 1334.258942][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.259021][ T32] Exception stack(0xeafadfb0 to 0xeafadff8) [ 1334.259083][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.259149][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.259263][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.259341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.259398][ T32] r4:852905c0 [ 1334.290643][ T32] INFO: task kworker/0:435:4543 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.290858][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.291013][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.291139][ T32] Call trace: [ 1334.291214][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.291356][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.291417][ T32] r4:00000000 [ 1334.291466][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.291553][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.291643][ T32] 1d20: ab004000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.291772][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.291860][ T32] 1d60: 800f0013 ffffffff [ 1334.291943][ T32] r5:800f0013 r4:80239bd0 [ 1334.292008][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.292143][ T32] r4:82ac11e4 [ 1334.292203][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.292317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.292377][ T32] r4:e0691dc0 [ 1334.292441][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.292541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 2 printk messages dropped ** [ 1334.292737][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1334.293485][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1334.293861][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 2 printk messages dropped ** [ 1334.294150][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.294222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.294275][ T32] r4:85086c80 [ 1334.294331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.294399][ T32] INFO: task kworker/0:436:4545 blocked for more than 460 seconds. [ 1334.294498][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.294564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.294615][ T32] task:kworker/0:436 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.294717][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.294820][ T32] Call trace: [ 1334.294934][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.295030][ T32] r10:82918644 r9:eafe5d84 r8:00000002 r7:60000113 r6:eafe5d8c r5:85322400 [ 1334.295081][ T32] r4:85322400 [ 1334.295132][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.295221][ T32] r5:85322400 r4:82918640 [ 1334.295268][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.295357][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.295456][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 [ 1334.295509][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.295772][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.296517][ T32] r5:8525df8c r4:8525dc00 ** 7 printk messages dropped ** [ 1334.297066][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1334.297436][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.299211][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1334.323566][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1334.323977][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1334.324862][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1334.325494][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1334.326171][ T32] INFO: task kworker/0:437:4547 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.327022][ T32] r5:85323000 r4:82918640 [ 1334.327061][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1334.327643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290b00 ** 8 printk messages dropped ** [ 1334.328335][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1334.329186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1334.356096][ T32] 1d20: ab42c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.356168][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.356227][ T32] 1d60: 800f0013 ffffffff [ 1334.356285][ T32] r5:800f0013 r4:80239bd0 [ 1334.356354][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.356457][ T32] r4:82ac11e4 [ 1334.356509][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.356610][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.356686][ T32] r4:e0691dc0 [ 1334.356752][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.356886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.356946][ T32] r4:00000000 [ 1334.356998][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.357101][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.357158][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.357271][ T32] r5:00001000 r4:ee7d5000 [ 1334.357339][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.357429][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.357526][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.357594][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.357704][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.357754][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.357877][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.357954][ T32] r4:8508b100 [ 1334.358028][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.358152][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.358214][ T32] r4:00000001 [ 1334.358262][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.358366][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.358435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.358504][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.358572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.358643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.358721][ T32] r4:85086c80 [ 1334.358793][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.358863][ T32] INFO: task kworker/1:278:4550 blocked for more than 460 seconds. [ 1334.358940][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.359000][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.359054][ T32] task:kworker/1:278 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.359157][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.359287][ T32] Call trace: [ 1334.359367][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.359473][ T32] r10:82918644 r9:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:85323c00 [ 1334.359527][ T32] r4:85323c00 [ 1334.359578][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.359711][ T32] r5:85323c00 r4:82918640 [ 1334.359778][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.380721][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.381030][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 [ 1334.381104][ T32] r4:00000000 [ 1334.381154][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.381244][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.381335][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.381424][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282f40 [ 1334.381502][ T32] r4:00000000 [ 1334.381558][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.381662][ T32] r9:83018205 r8:85323c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 ** 4 printk messages dropped ** [ 1334.382066][ T32] r5:85374f8c r4:85374c00 ** 4 printk messages dropped ** [ 1334.382455][ T32] r4:8529b100 ** 5 printk messages dropped ** [ 1334.382864][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.384411][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.385282][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1334.385754][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1334.386119][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 6 printk messages dropped ** [ 1334.386557][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1334.387144][ T32] INFO: task kworker/1:279:4552 blocked for more than 460 seconds. ** 9 printk messages dropped ** [ 1334.387975][ T32] r5:85324800 r4:82918640 [ 1334.388026][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.388293][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1334.388609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5000 ** 9 printk messages dropped ** [ 1334.389399][ T32] r7:ddde2d40 r6:83018200 r5:8537578c r4:8529b180 ** 8 printk messages dropped ** [ 1334.410960][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.412344][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1334.413054][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1334.413489][ T32] r4:e0691dc0 [ 1334.413538][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.413641][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.413694][ T32] r4:00000000 [ 1334.413741][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.413846][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.413897][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.413989][ T32] r5:00001000 r4:ee7d5000 [ 1334.414036][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.414121][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.414209][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.414255][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.414352][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.414402][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.414496][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.414566][ T32] r4:8508b100 [ 1334.414631][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.414750][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.414810][ T32] r4:00000001 [ 1334.414861][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.414930][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.414987][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.415053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.415114][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.415177][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.415234][ T32] r4:85086c80 [ 1334.415287][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.415352][ T32] INFO: task kworker/1:280:4554 blocked for more than 460 seconds. [ 1334.415426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.415480][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.415532][ T32] task:kworker/1:280 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.415633][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.415756][ T32] Call trace: [ 1334.415831][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.415924][ T32] r10:82918644 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:85325400 [ 1334.415971][ T32] r4:85325400 [ 1334.416014][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.416106][ T32] r5:85325400 r4:82918640 [ 1334.416155][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.416245][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.416340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 [ 1334.416391][ T32] r4:00000000 [ 1334.416434][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.416516][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.416610][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.416723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a53c0 [ 1334.416787][ T32] r4:00000000 [ 1334.416831][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.416926][ T32] r9:83018205 r8:85325400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1334.416974][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.417062][ T32] r5:00001000 r4:eac27000 [ 1334.417107][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.417204][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.417300][ T32] r5:85375f8c r4:85375c00 [ 1334.417349][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.417448][ T32] r7:ddde2d40 r6:83018200 r5:85375f8c r4:8529b200 [ 1334.417500][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.417601][ T32] r10:61c88647 r9:85325400 r8:8529b22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.417655][ T32] r4:8529b200 [ 1334.417699][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.417805][ T32] r10:00000000 r9:8529b200 r8:8027ed34 r7:eaff5e60 r6:8528e680 r5:85325400 [ 1334.417859][ T32] r4:00000001 [ 1334.417901][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.417978][ T32] Exception stack(0xeafedfb0 to 0xeafedff8) [ 1334.418038][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.418098][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.418160][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.418226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.418289][ T32] r4:852a5180 [ 1334.418923][ T32] INFO: task kworker/1:280:4554 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.419000][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1334.419322][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1334.451009][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1334.451219][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1334.451689][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.452318][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 7 printk messages dropped ** [ 1334.452794][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1334.453218][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.453692][ T32] r5:85326000 r4:82918640 [ 1334.453737][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.454206][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1334.454678][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1334.454862][ T32] r5:85375b8c r4:85375800 [ 1334.454908][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.455005][ T32] r7:ddde2d40 r6:83018200 r5:85375b8c r4:8529b280 [ 1334.455054][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.455151][ T32] r10:61c88647 r9:85326000 r8:8529b2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.455210][ T32] r4:8529b280 [ 1334.455259][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.455355][ T32] r10:00000000 r9:8529b280 r8:8027ed34 r7:eafede60 r6:8528e700 r5:85326000 [ 1334.455407][ T32] r4:00000001 [ 1334.455453][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.455535][ T32] Exception stack(0xeaffdfb0 to 0xeaffdff8) [ 1334.455595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.455662][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.455750][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.455821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.455871][ T32] r4:852a5180 [ 1334.456655][ T32] INFO: task kworker/1:281:4556 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.456734][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.456865][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.456969][ T32] Call trace: [ 1334.457037][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.457141][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.457192][ T32] r4:00000000 [ 1334.457237][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.457320][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.457386][ T32] 1d20: abb36000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.457457][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.457517][ T32] 1d60: 800f0013 ffffffff [ 1334.457573][ T32] r5:800f0013 r4:80239bd0 [ 1334.457650][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.457765][ T32] r4:82ac11e4 [ 1334.457813][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.457902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.457952][ T32] r4:e0691dc0 [ 1334.458019][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.458115][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.458167][ T32] r4:00000000 [ 1334.458218][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.458318][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.458368][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.458465][ T32] r5:00001000 r4:ee7d5000 [ 1334.458513][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.458601][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.458695][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.458744][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.458861][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.458931][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.459035][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.459084][ T32] r4:8508b100 [ 1334.459131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.459229][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.459278][ T32] r4:00000001 [ 1334.459330][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.459411][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.459477][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.459547][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.459614][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.459705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.459772][ T32] r4:85086c80 [ 1334.459864][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.484823][ T32] INFO: task kworker/0:438:4558 blocked for more than 461 seconds. [ 1334.484937][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.484996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.485067][ T32] task:kworker/0:438 state:D stack:0 pid:4558 tgid:4558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.485197][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.485343][ T32] Call trace: [ 1334.485423][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.485537][ T32] r10:82918644 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:84a28000 [ 1334.485593][ T32] r4:84a28000 ** 1 printk messages dropped ** [ 1334.485733][ T32] r5:84a28000 r4:82918640 [ 1334.485810][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.485906][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1334.486213][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1334.486830][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1334.487395][ T32] r4:8528e780 ** 3 printk messages dropped ** [ 1334.487655][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1334.489098][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.503315][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1334.503999][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1334.504353][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 7 printk messages dropped ** [ 1334.504949][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1334.505691][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1334.506519][ T32] r10:82918644 r9:eb00dd84 r8:00000002 r7:60000013 r6:eb00dd8c r5:84a29800 ** 2 printk messages dropped ** [ 1334.506720][ T32] r5:84a29800 r4:82918640 ** 2 printk messages dropped ** [ 1334.507005][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 ** 8 printk messages dropped ** [ 1334.507632][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1334.508298][ T32] r10:61c88647 r9:84a29800 r8:8529b32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1334.508748][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.531135][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1334.532122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1334.532717][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1334.533154][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1334.533813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1334.533993][ T32] r4:85086c80 [ 1334.534070][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.534164][ T32] INFO: task kworker/1:283:4562 blocked for more than 461 seconds. [ 1334.534245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.534306][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.534359][ T32] task:kworker/1:283 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.534460][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.534554][ T32] Call trace: [ 1334.534678][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.534788][ T32] r10:82918644 r9:eb015d84 r8:00000002 r7:60000013 r6:eb015d8c r5:84a28c00 [ 1334.534840][ T32] r4:84a28c00 [ 1334.534887][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.534977][ T32] r5:84a28c00 r4:82918640 [ 1334.535030][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.535116][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.535215][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 [ 1334.535273][ T32] r4:00000000 [ 1334.535322][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.535421][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.535510][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.535609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a57c0 [ 1334.535661][ T32] r4:00000000 [ 1334.535735][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.535841][ T32] r9:83018205 r8:84a28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1334.535903][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.535999][ T32] r5:00001000 r4:eac93000 [ 1334.536050][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.536144][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.536248][ T32] r5:85376b8c r4:85376800 [ 1334.536297][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.536396][ T32] r7:ddde2d40 r6:83018200 r5:85376b8c r4:8529b380 [ 1334.536444][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.536543][ T32] r10:61c88647 r9:84a28c00 r8:8529b3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.536595][ T32] r4:8529b380 [ 1334.536639][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.536737][ T32] r10:00000000 r9:8529b380 r8:8027ed34 r7:eb00de60 r6:8528e900 r5:84a28c00 [ 1334.536804][ T32] r4:00000001 [ 1334.536855][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.536965][ T32] Exception stack(0xeb015fb0 to 0xeb015ff8) [ 1334.537034][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1334.537104][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.537162][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.537224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.537273][ T32] r4:852a5400 [ 1334.538060][ T32] INFO: task kworker/1:283:4562 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.538135][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.538260][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.538357][ T32] Call trace: [ 1334.538458][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.538560][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.538615][ T32] r4:00000000 [ 1334.538660][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.538742][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.538822][ T32] 1d20: abf24000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.538891][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.538947][ T32] 1d60: 800f0013 ffffffff [ 1334.539002][ T32] r5:800f0013 r4:80239bd0 [ 1334.539053][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.539145][ T32] r4:82ac11e4 [ 1334.539194][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.539284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.539338][ T32] r4:e0691dc0 [ 1334.539387][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.539484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.539540][ T32] r4:00000000 [ 1334.539591][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.539742][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.563599][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.563968][ T32] r5:00001000 r4:ee7d5000 [ 1334.564027][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.564115][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.564212][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.564261][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.564369][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.564425][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.564528][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.564584][ T32] r4:8508b100 [ 1334.564636][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.564734][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 2 printk messages dropped ** [ 1334.564919][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 4 printk messages dropped ** [ 1334.565208][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1334.565653][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.566171][ T32] r5:85343c00 r4:82918640 [ 1334.566224][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1334.566485][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1334.566710][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1334.567396][ T32] r5:8537678c r4:85376400 ** 4 printk messages dropped ** [ 1334.567805][ T32] r4:8529b400 ** 5 printk messages dropped ** [ 1334.568181][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1334.569549][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1334.593112][ T32] 1d60: 800f0013 ffffffff [ 1334.593169][ T32] r5:800f0013 r4:80239bd0 [ 1334.593241][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.593355][ T32] r4:82ac11e4 [ 1334.593407][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.593504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.593558][ T32] r4:e0691dc0 [ 1334.593607][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.593708][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.593771][ T32] r4:00000000 [ 1334.593824][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.593928][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.593978][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.594082][ T32] r5:00001000 r4:ee7d5000 [ 1334.594132][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.594220][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.594314][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.594363][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.594458][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.594510][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.594621][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.594678][ T32] r4:8508b100 [ 1334.594725][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.594822][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.594871][ T32] r4:00000001 [ 1334.594923][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.595029][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.595111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.595185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.595252][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.595322][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.595380][ T32] r4:85086c80 [ 1334.595432][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.595494][ T32] INFO: task kworker/1:285:4566 blocked for more than 461 seconds. [ 1334.595567][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.595623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.595705][ T32] task:kworker/1:285 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.595870][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.595975][ T32] Call trace: [ 1334.596050][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.596146][ T32] r10:82918644 r9:eb011d84 r8:00000002 r7:60000113 r6:eb011d8c r5:85340c00 [ 1334.596199][ T32] r4:85340c00 [ 1334.596248][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.596343][ T32] r5:85340c00 r4:82918640 [ 1334.596391][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.596481][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.596579][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 [ 1334.596636][ T32] r4:00000000 [ 1334.596685][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.596779][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.596870][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.596965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5880 [ 1334.597047][ T32] r4:00000000 [ 1334.597102][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.597202][ T32] r9:83018205 r8:85340c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [ 1334.597250][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.597342][ T32] r5:00001000 r4:eacb9000 [ 1334.597391][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.597474][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.597566][ T32] r5:85376f8c r4:85376c00 [ 1334.597613][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.597713][ T32] r7:ddde2d40 r6:83018200 r5:85376f8c r4:8529b500 [ 1334.597770][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.597873][ T32] r10:61c88647 r9:85340c00 r8:8529b52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.597928][ T32] r4:8529b500 [ 1334.597976][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.598073][ T32] r10:00000000 r9:8529b500 r8:8027ed34 r7:eb015e60 r6:8529b580 r5:85340c00 [ 1334.598127][ T32] r4:00000001 [ 1334.598193][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.598276][ T32] Exception stack(0xeb011fb0 to 0xeb011ff8) [ 1334.598334][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.598417][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.598482][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.598545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.598600][ T32] r4:852a5700 [ 1334.599438][ T32] INFO: task kworker/1:285:4566 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.599527][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.599725][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.624044][ T32] Call trace: [ 1334.624093][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.624170][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.624195][ T32] r4:00000000 [ 1334.624217][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.624281][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.624335][ T32] 1d20: ac5c0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.624374][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 2 printk messages dropped ** [ 1334.624460][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1334.624798][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1334.625097][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.625376][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1334.625642][ T32] task:kworker/1:286 state:D stack:0 pid:4567 tgid:4567 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.626277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5b80 ** 20 printk messages dropped ** [ 1334.626905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1334.627846][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.627875][ T32] 1d20: ac5c0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.627904][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.627927][ T32] 1d60: 800f0013 ffffffff [ 1334.627950][ T32] r5:800f0013 r4:80239bd0 [ 1334.627969][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.628014][ T32] r4:82ac11e4 [ 1334.628034][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.628116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.628144][ T32] r4:e0691dc0 [ 1334.628164][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.628206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.628242][ T32] r4:00000000 [ 1334.628267][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.628328][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.628371][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.628416][ T32] r5:00001000 r4:ee7d5000 [ 1334.628437][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1334.628586][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 15 printk messages dropped ** [ 1334.629159][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1334.629548][ T32] r5:85345400 r4:82918640 ** 11 printk messages dropped ** [ 1334.652324][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1334.652679][ T32] r4:8529b700 [ 1334.652704][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.652750][ T32] r10:00000000 r9:8529b700 r8:8027ed34 r7:eb021e60 r6:8529b780 r5:85345400 [ 1334.652780][ T32] r4:00000001 [ 1334.652801][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.652836][ T32] Exception stack(0xeb025fb0 to 0xeb025ff8) ** 2 printk messages dropped ** [ 1334.653006][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 21 printk messages dropped ** [ 1334.654487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 22 printk messages dropped ** [ 1334.655325][ T32] r4:85086c80 ** 11 printk messages dropped ** [ 1334.655928][ T32] r5:85346000 r4:82918640 ** 3 printk messages dropped ** [ 1334.656112][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1334.656535][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1334.657681][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 20 printk messages dropped ** [ 1334.658405][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1334.659039][ T32] task:kworker/1:289 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.659369][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1334.659772][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1334.672169][ T32] r10:00000000 r9:8529b900 r8:8027ed34 r7:eb029e60 r6:8529b980 r5:85346c00 ** 5 printk messages dropped ** [ 1334.672347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.672377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.672400][ T32] r4:852a5d00 [ 1334.672905][ T32] INFO: task kworker/1:289:4574 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.672976][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.673068][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.673152][ T32] Call trace: [ 1334.673223][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.673315][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.673343][ T32] r4:00000000 [ 1334.673366][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.673414][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.673470][ T32] 1d20: ac9f2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.673521][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.673577][ T32] 1d60: 800f0013 ffffffff [ 1334.673609][ T32] r5:800f0013 r4:80239bd0 [ 1334.673671][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.673724][ T32] r4:82ac11e4 [ 1334.673748][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.673800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.673824][ T32] r4:e0691dc0 [ 1334.673848][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.673893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.673916][ T32] r4:00000000 [ 1334.673938][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.673987][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.674010][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.674085][ T32] r5:00001000 r4:ee7d5000 [ 1334.674111][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.674154][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.674213][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.674238][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.674287][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.674308][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.674370][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.674400][ T32] r4:8508b100 [ 1334.674446][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.674499][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.674526][ T32] r4:00000001 [ 1334.674571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.674612][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.674642][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.674676][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.674706][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.674736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.674768][ T32] r4:85086c80 [ 1334.674792][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.674825][ T32] INFO: task kworker/1:290:4576 blocked for more than 461 seconds. [ 1334.674865][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.674908][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.674935][ T32] task:kworker/1:290 state:D stack:0 pid:4576 tgid:4576 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.674985][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.675033][ T32] Call trace: [ 1334.675080][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.675134][ T32] r10:82918644 r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:84a2a400 [ 1334.675157][ T32] r4:84a2a400 [ 1334.675179][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.675222][ T32] r5:84a2a400 r4:82918640 [ 1334.675243][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.675287][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.675332][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 [ 1334.675355][ T32] r4:00000000 [ 1334.675375][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.675452][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.675509][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.675565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5f80 [ 1334.675628][ T32] r4:00000000 [ 1334.675660][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.675745][ T32] r9:83018205 r8:84a2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1334.675809][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.675869][ T32] r5:00001000 r4:eb03b000 [ 1334.675892][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.675953][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.676011][ T32] r5:8537838c r4:85378000 [ 1334.676058][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1334.676200][ T32] r10:61c88647 r9:84a2a400 r8:8529ba2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1334.676361][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1334.676453][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1334.676982][ T32] INFO: task kworker/1:290:4576 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 4 printk messages dropped ** [ 1334.677245][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 5 printk messages dropped ** [ 1334.677458][ T32] 1d60: 800f0013 ffffffff [ 1334.677484][ T32] r5:800f0013 r4:80239bd0 [ 1334.677535][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.677585][ T32] r4:82ac11e4 [ 1334.677607][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.677650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.677672][ T32] r4:e0691dc0 [ 1334.677692][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.677734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.677762][ T32] r4:00000000 [ 1334.677785][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.677834][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.677856][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.677920][ T32] r5:00001000 r4:ee7d5000 [ 1334.678001][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.678053][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.678097][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.678120][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.678167][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.678191][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.678237][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.678260][ T32] r4:8508b100 [ 1334.678281][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.678327][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.678351][ T32] r4:00000001 [ 1334.678372][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.678407][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.678450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.678484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.678515][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.678545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.678568][ T32] r4:85086c80 [ 1334.678612][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.678660][ T32] INFO: task kworker/1:291:4578 blocked for more than 461 seconds. [ 1334.678708][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.678751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.678798][ T32] task:kworker/1:291 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.678854][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.678901][ T32] Call trace: [ 1334.678936][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.678985][ T32] r10:82918644 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:84a2b000 [ 1334.679010][ T32] r4:84a2b000 [ 1334.679031][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.679072][ T32] r5:84a2b000 r4:82918640 [ 1334.679093][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.679134][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.679182][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 [ 1334.679232][ T32] r4:00000000 [ 1334.679271][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.679334][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.679386][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.679430][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527fc80 [ 1334.679452][ T32] r4:00000000 [ 1334.679523][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.679574][ T32] r9:83018205 r8:84a2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1334.679624][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.679700][ T32] r5:00001000 r4:ea98f000 [ 1334.679729][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.679779][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.702140][ T32] r5:8537ab8c r4:8537a800 [ 1334.702242][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.702325][ T32] r7:ddde2d40 r6:83018200 r5:8537ab8c r4:8529ba80 [ 1334.702350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.702399][ T32] r10:61c88647 r9:84a2b000 r8:8529baac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.702426][ T32] r4:8529ba80 [ 1334.702460][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.702524][ T32] r10:00000000 r9:8529ba80 r8:8027ed34 r7:eb045e60 r6:8528ea00 r5:84a2b000 [ 1334.702550][ T32] r4:00000001 [ 1334.702576][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.702614][ T32] Exception stack(0xeb04dfb0 to 0xeb04dff8) [ 1334.702646][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.702674][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.702702][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.702732][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.702774][ T32] r4:852a5e00 [ 1334.703289][ T32] INFO: task kworker/1:291:4578 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.703336][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.703439][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.703526][ T32] Call trace: [ 1334.703568][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.703622][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.703691][ T32] r4:00000000 [ 1334.703724][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.703783][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.703819][ T32] 1d20: acde7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.703849][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.703873][ T32] 1d60: 800f0013 ffffffff [ 1334.703914][ T32] r5:800f0013 r4:80239bd0 [ 1334.703938][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.703994][ T32] r4:82ac11e4 [ 1334.704030][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.704094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.704120][ T32] r4:e0691dc0 [ 1334.704141][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.704183][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.704205][ T32] r4:00000000 [ 1334.704229][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.704277][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.704298][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.704354][ T32] r5:00001000 r4:ee7d5000 [ 1334.704377][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.704418][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.704486][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.704671][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.704722][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.704760][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.704810][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.704860][ T32] r4:8508b100 [ 1334.704884][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.704931][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.704954][ T32] r4:00000001 [ 1334.704973][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.705059][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.705091][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.705121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.705147][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.705175][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.705196][ T32] r4:85086c80 [ 1334.705391][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.705461][ T32] INFO: task kworker/1:292:4579 blocked for more than 461 seconds. [ 1334.705510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.705555][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.705581][ T32] task:kworker/1:292 state:D stack:0 pid:4579 tgid:4579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.705653][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.705750][ T32] Call trace: [ 1334.705823][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.705874][ T32] r10:82918644 r9:eb055d84 r8:00000002 r7:60000013 r6:eb055d8c r5:84a2c800 [ 1334.705897][ T32] r4:84a2c800 [ 1334.705917][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.705957][ T32] r5:84a2c800 r4:82918640 [ 1334.705977][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.706039][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.706108][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 [ 1334.706139][ T32] r4:00000000 [ 1334.706159][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.706197][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.706233][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.706278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f040 [ 1334.706303][ T32] r4:00000000 [ 1334.706324][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.706368][ T32] r9:83018205 r8:84a2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1334.706390][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.706432][ T32] r5:00001000 r4:eb041000 [ 1334.706468][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.706516][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1334.706578][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1334.706793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1334.707081][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.707500][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1334.707967][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1334.708283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.708336][ T32] r4:e0691dc0 [ 1334.708386][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.708432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.708507][ T32] r4:00000000 [ 1334.708539][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.708588][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.708610][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.708687][ T32] r5:00001000 r4:ee7d5000 [ 1334.708710][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.708750][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.708813][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.708886][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.708939][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.708960][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.709004][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.709026][ T32] r4:8508b100 [ 1334.709045][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.709089][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.709139][ T32] r4:00000001 [ 1334.709187][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.709228][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.709255][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.709283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.709309][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.709338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.709360][ T32] r4:85086c80 [ 1334.709406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.709471][ T32] INFO: task kworker/1:293:4581 blocked for more than 461 seconds. [ 1334.709535][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.709563][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.709585][ T32] task:kworker/1:293 state:D stack:0 pid:4581 tgid:4581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.709672][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.709719][ T32] Call trace: [ 1334.709920][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.733199][ T32] r10:82918644 r9:eb05dd84 r8:00000002 r7:60000113 r6:eb05dd8c r5:84a2e000 [ 1334.733279][ T32] r4:84a2e000 [ 1334.733514][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.733621][ T32] r5:84a2e000 r4:82918640 [ 1334.733670][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.733733][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.733809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 [ 1334.734528][ T32] r4:00000000 [ 1334.734554][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.734602][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.734645][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.734705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296bc0 [ 1334.734732][ T32] r4:00000000 [ 1334.734884][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.734984][ T32] r9:83018205 r8:84a2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [ 1334.735013][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.735100][ T32] r5:00001000 r4:eb05f000 [ 1334.735191][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.735238][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.735328][ T32] r5:8525e78c r4:8525e400 [ 1334.735354][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.735431][ T32] r7:ddde2d40 r6:83018200 r5:8525e78c r4:8529bb80 [ 1334.735483][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.735548][ T32] r10:61c88647 r9:84a2e000 r8:8529bbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.735585][ T32] r4:8529bb80 [ 1334.735635][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.735744][ T32] r10:00000000 r9:8529bb80 r8:8027ed34 r7:eb04de60 r6:8528eb00 r5:84a2e000 [ 1334.735929][ T32] r4:00000001 [ 1334.735973][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.736025][ T32] Exception stack(0xeb05dfb0 to 0xeb05dff8) [ 1334.736091][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.736130][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.736165][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.736213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.736271][ T32] r4:8527f080 [ 1334.736803][ T32] INFO: task kworker/1:293:4581 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.736848][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.737309][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.737515][ T32] Call trace: [ 1334.737589][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.737643][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.737941][ T32] r4:00000000 [ 1334.737964][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.738023][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.738058][ T32] 1d20: ad0c7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.738087][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.738110][ T32] 1d60: 800f0013 ffffffff [ 1334.738148][ T32] r5:800f0013 r4:80239bd0 [ 1334.738171][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.738214][ T32] r4:82ac11e4 [ 1334.738359][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.738406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.738608][ T32] r4:e0691dc0 [ 1334.738806][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.738915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.738963][ T32] r4:00000000 [ 1334.739013][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.739077][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.739103][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.739155][ T32] r5:00001000 r4:ee7d5000 [ 1334.739180][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.739233][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.739332][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.739356][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.739404][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.739425][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.739472][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.739494][ T32] r4:8508b100 [ 1334.739523][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.739568][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.739615][ T32] r4:00000001 [ 1334.739654][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.739732][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.739763][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.739792][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.739850][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.759102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.759206][ T32] r4:85086c80 [ 1334.759331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.759383][ T32] INFO: task kworker/1:294:4583 blocked for more than 461 seconds. [ 1334.759422][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.759681][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.759713][ T32] task:kworker/1:294 state:D stack:0 pid:4583 tgid:4583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.759863][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.760268][ T32] Call trace: [ 1334.760310][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.760374][ T32] r10:82918644 r9:ead09d84 r8:00000002 r7:60000013 r6:ead09d8c r5:84a2d400 [ 1334.760420][ T32] r4:84a2d400 [ 1334.760446][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.760515][ T32] r5:84a2d400 r4:82918640 [ 1334.760582][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.760756][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.760809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 [ 1334.760833][ T32] r4:00000000 [ 1334.760890][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.760932][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.760974][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.761016][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f1c0 [ 1334.761039][ T32] r4:00000000 [ 1334.761082][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.761193][ T32] r9:83018205 r8:84a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1334.761301][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.761366][ T32] r5:00001000 r4:df9e1000 [ 1334.761504][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.761701][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.761750][ T32] r5:85378b8c r4:85378800 [ 1334.761772][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.761820][ T32] r7:ddde2d40 r6:83018200 r5:85378b8c r4:8529bc00 [ 1334.762026][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.762076][ T32] r10:61c88647 r9:84a2d400 r8:8529bc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.762366][ T32] r4:8529bc00 [ 1334.762390][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.762436][ T32] r10:00000000 r9:8529bc00 r8:8027ed34 r7:eb04de60 r6:8528eb80 r5:84a2d400 [ 1334.762847][ T32] r4:00000001 [ 1334.762972][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.763089][ T32] Exception stack(0xead09fb0 to 0xead09ff8) [ 1334.763130][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.763195][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.763746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.763797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.763822][ T32] r4:8527f300 [ 1334.764305][ T32] INFO: task kworker/1:294:4583 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.764343][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.765463][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.765683][ T32] Call trace: [ 1334.766019][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.766080][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.766126][ T32] r4:00000000 [ 1334.766766][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.766827][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.766889][ T32] 1d20: ad666000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.767023][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.767313][ T32] 1d60: 800f0013 ffffffff [ 1334.767346][ T32] r5:800f0013 r4:80239bd0 [ 1334.767683][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.767733][ T32] r4:82ac11e4 [ 1334.769036][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.769092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.769115][ T32] r4:e0691dc0 [ 1334.769135][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.769178][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.769346][ T32] r4:00000000 [ 1334.769428][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.769559][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.770011][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.799646][ T32] r5:00001000 r4:ee7d5000 [ 1334.799774][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.800364][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.800435][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.800459][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.800516][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.800539][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.800587][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.800609][ T32] r4:8508b100 [ 1334.800629][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.800674][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.800696][ T32] r4:00000001 [ 1334.800715][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.800757][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.800789][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.800819][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.800845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.800900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.800928][ T32] r4:85086c80 [ 1334.800952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1334.801105][ T32] task:kworker/1:295 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.801598][ T32] r5:84a2bc00 r4:82918640 [ 1334.801618][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1334.801891][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1334.802602][ T32] r5:85378f8c r4:85378c00 ** 6 printk messages dropped ** [ 1334.803034][ T32] r10:00000000 r9:8529bc80 r8:8027ed34 r7:eb04de60 r6:8528ec00 r5:84a2bc00 ** 9 printk messages dropped ** [ 1334.804295][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1334.805135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 10 printk messages dropped ** [ 1334.805834][ T32] r5:85f9ab8c r4:85f9a800 ** 3 printk messages dropped ** [ 1334.806104][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1334.806636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1334.806914][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.807192][ T32] r5:84a2ec00 r4:82918640 [ 1334.807219][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1334.807596][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1334.808028][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1334.808325][ T32] r10:00000000 r9:8529bd00 r8:8027ed34 r7:eb04de60 r6:8528ec80 r5:84a2ec00 ** 5 printk messages dropped ** [ 1334.808499][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.808547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.808573][ T32] r4:8527f580 [ 1334.808901][ T32] INFO: task kworker/1:296:4587 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.808935][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.809008][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.809056][ T32] Call trace: [ 1334.809103][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.809156][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.809180][ T32] r4:00000000 [ 1334.809214][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.809256][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.809396][ T32] 1d20: ad9e4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.809508][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.809539][ T32] 1d60: 800f0013 ffffffff [ 1334.809615][ T32] r5:800f0013 r4:80239bd0 [ 1334.809645][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.809692][ T32] r4:82ac11e4 [ 1334.809718][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.809791][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.809839][ T32] r4:e0691dc0 [ 1334.809905][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.834343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.834414][ T32] r4:00000000 [ 1334.834548][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.834661][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.834689][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.834738][ T32] r5:00001000 r4:ee7d5000 [ 1334.834764][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.834809][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.834857][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.834934][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.834988][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.835015][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.835085][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.835113][ T32] r4:8508b100 [ 1334.835133][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.835179][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.835200][ T32] r4:00000001 [ 1334.835219][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.835314][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.835385][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.835418][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.835446][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.835475][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.835601][ T32] r4:85086c80 [ 1334.835631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.835684][ T32] INFO: task kworker/1:297:4589 blocked for more than 461 seconds. [ 1334.835727][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.835768][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.835848][ T32] task:kworker/1:297 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.835913][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.835960][ T32] Call trace: [ 1334.836074][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.836128][ T32] r10:82918644 r9:eaed9d84 r8:00000002 r7:60000013 r6:eaed9d8c r5:853e8c00 [ 1334.836231][ T32] r4:853e8c00 [ 1334.836257][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.836298][ T32] r5:853e8c00 r4:82918640 [ 1334.836318][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.836359][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.836403][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed9e08 [ 1334.836425][ T32] r4:00000000 [ 1334.836485][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.836531][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.836569][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.836665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f5c0 [ 1334.836692][ T32] r4:00000000 [ 1334.836712][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.836758][ T32] r9:83018205 r8:853e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1334.836806][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.836877][ T32] r5:00001000 r4:e04c3000 [ 1334.836901][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.836941][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.837073][ T32] r5:8537978c r4:85379400 [ 1334.837097][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.837182][ T32] r7:ddde2d40 r6:83018200 r5:8537978c r4:8529bd80 [ 1334.837207][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.837253][ T32] r10:61c88647 r9:853e8c00 r8:8529bdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.837275][ T32] r4:8529bd80 [ 1334.837295][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.837341][ T32] r10:00000000 r9:8529bd80 r8:8027ed34 r7:eb04de60 r6:8528ed00 r5:853e8c00 [ 1334.837363][ T32] r4:00000001 [ 1334.837382][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.837470][ T32] Exception stack(0xeaed9fb0 to 0xeaed9ff8) [ 1334.837504][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.837535][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.837562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.837616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.837694][ T32] r4:8527f280 [ 1334.838176][ T32] INFO: task kworker/1:297:4589 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.838263][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.838327][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.838374][ T32] Call trace: [ 1334.838418][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.838470][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.838494][ T32] r4:00000000 [ 1334.838521][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.838558][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.838587][ T32] 1d20: addb8000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.838615][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.838640][ T32] 1d60: 800f0013 ffffffff [ 1334.838663][ T32] r5:800f0013 r4:80239bd0 [ 1334.838710][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.838756][ T32] r4:82ac11e4 [ 1334.838788][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.838834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.838856][ T32] r4:e0691dc0 [ 1334.838875][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.838944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.838969][ T32] r4:00000000 [ 1334.839044][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.839093][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.839116][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.839184][ T32] r5:00001000 r4:ee7d5000 [ 1334.839214][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.839254][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.839296][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.839315][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.839362][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.839470][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.839524][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.839559][ T32] r4:8508b100 [ 1334.839583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.839634][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.839691][ T32] r4:00000001 [ 1334.839716][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.839778][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.839834][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.856673][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.856747][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.856866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.856979][ T32] r4:85086c80 [ 1334.857091][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.857155][ T32] INFO: task kworker/1:298:4591 blocked for more than 461 seconds. [ 1334.857298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.857379][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.857406][ T32] task:kworker/1:298 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.857465][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.857552][ T32] Call trace: [ 1334.857591][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.857645][ T32] r10:82918644 r9:eb06dd84 r8:00000002 r7:60000013 r6:eb06dd8c r5:853e8000 [ 1334.857670][ T32] r4:853e8000 [ 1334.857691][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.857759][ T32] r5:853e8000 r4:82918640 [ 1334.857786][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.857830][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.857877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 [ 1334.857901][ T32] r4:00000000 [ 1334.857922][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.858044][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.858143][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.858190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f680 [ 1334.858214][ T32] r4:00000000 [ 1334.858235][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.858283][ T32] r9:83018205 r8:853e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1334.858307][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.858351][ T32] r5:00001000 r4:e0753000 [ 1334.858397][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.858445][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.858488][ T32] r5:85379b8c r4:85379800 [ 1334.858516][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.858566][ T32] r7:ddde2d40 r6:83018200 r5:85379b8c r4:8529be00 [ 1334.858589][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.858634][ T32] r10:61c88647 r9:853e8000 r8:8529be2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1334.858755][ T32] r10:00000000 r9:8529be00 r8:8027ed34 r7:eb04de60 r6:8528ed80 r5:853e8000 [ 1334.858778][ T32] r4:00000001 [ 1334.858797][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.858834][ T32] Exception stack(0xeb06dfb0 to 0xeb06dff8) [ 1334.858862][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.858942][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.858976][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.859006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.859030][ T32] r4:8527f500 [ 1334.859504][ T32] INFO: task kworker/1:298:4591 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.859569][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.859684][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.859764][ T32] Call trace: [ 1334.859807][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.870416][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.870462][ T32] r4:00000000 [ 1334.870487][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.870565][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.870603][ T32] 1d20: ae234000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.870652][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.870683][ T32] 1d60: 800f0013 ffffffff [ 1334.870708][ T32] r5:800f0013 r4:80239bd0 [ 1334.870729][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.870775][ T32] r4:82ac11e4 [ 1334.870796][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.870838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.870861][ T32] r4:e0691dc0 [ 1334.870881][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.870923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.870946][ T32] r4:00000000 [ 1334.870967][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.871014][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.871037][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.871082][ T32] r5:00001000 r4:ee7d5000 [ 1334.871104][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.871143][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1334.871330][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 3 printk messages dropped ** [ 1334.871551][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1334.871766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1334.872089][ T32] task:kworker/1:299 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1334.872722][ T32] r5:853e9800 r4:82918640 [ 1334.872803][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.872864][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.872967][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 [ 1334.873018][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1334.873087][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1334.873452][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1334.873724][ T32] r4:8529be80 ** 4 printk messages dropped ** [ 1334.873954][ T32] Exception stack(0xeb075fb0 to 0xeb075ff8) ** 5 printk messages dropped ** [ 1334.874608][ T32] INFO: task kworker/1:299:4593 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 4 printk messages dropped ** [ 1334.875023][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.875098][ T32] r4:00000000 [ 1334.875140][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.875225][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.875306][ T32] 1d20: ae234000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.875340][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.875433][ T32] 1d60: 800f0013 ffffffff [ 1334.875531][ T32] r5:800f0013 r4:80239bd0 [ 1334.875558][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.875603][ T32] r4:82ac11e4 [ 1334.875642][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.875735][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.875763][ T32] r4:e0691dc0 [ 1334.875863][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.875914][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.875938][ T32] r4:00000000 [ 1334.875960][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.876006][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.876027][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.876069][ T32] r5:00001000 r4:ee7d5000 [ 1334.876125][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.876172][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.876216][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.876239][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.876309][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.876473][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.876630][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.876733][ T32] r4:8508b100 [ 1334.876776][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.876853][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.876932][ T32] r4:00000001 [ 1334.877033][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.877101][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.877141][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.877196][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.877229][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.877259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.877346][ T32] r4:85086c80 [ 1334.877430][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.877467][ T32] INFO: task kworker/1:300:4595 blocked for more than 461 seconds. [ 1334.877525][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.877556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.877580][ T32] task:kworker/1:300 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.877685][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.877735][ T32] Call trace: [ 1334.877775][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.877863][ T32] r10:82918644 r9:eb031d84 r8:00000002 r7:60000013 r6:eb031d8c r5:85343000 [ 1334.877944][ T32] r4:85343000 [ 1334.878003][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.878049][ T32] r5:85343000 r4:82918640 [ 1334.878080][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.878124][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.878195][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 [ 1334.878221][ T32] r4:00000000 [ 1334.878242][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.878279][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.878315][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.878382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f6c0 [ 1334.878437][ T32] r4:00000000 [ 1334.878460][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.878511][ T32] r9:83018205 r8:85343000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1334.878559][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.878658][ T32] r5:00001000 r4:ea933000 [ 1334.878681][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.878721][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.878767][ T32] r5:8537a38c r4:8537a000 [ 1334.878807][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1334.879205][ T32] r10:00000000 r9:8529bf00 r8:8027ed34 r7:eb04de60 r6:8529bf80 r5:85343000 ** 5 printk messages dropped ** [ 1334.879554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1334.903483][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1334.904335][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1334.904477][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1334.904842][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 6 printk messages dropped ** [ 1334.905235][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 3 printk messages dropped ** [ 1334.905577][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.905699][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.905808][ T32] r4:00000001 [ 1334.905928][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.906041][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.906071][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.906102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.906165][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.906202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.906226][ T32] r4:85086c80 [ 1334.906272][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.906306][ T32] INFO: task kworker/1:301:4598 blocked for more than 461 seconds. [ 1334.906340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.906366][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.906406][ T32] task:kworker/1:301 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.906549][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.906597][ T32] Call trace: [ 1334.906684][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.906731][ T32] r10:82918644 r9:eb07dd84 r8:00000002 r7:60000013 r6:eb07dd8c r5:8324bc00 [ 1334.906784][ T32] r4:8324bc00 [ 1334.906862][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.906920][ T32] r5:8324bc00 r4:82918640 [ 1334.906964][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.907009][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.907054][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 [ 1334.907108][ T32] r4:00000000 [ 1334.907132][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.907391][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.907432][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.907473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527fb00 [ 1334.907495][ T32] r4:00000000 [ 1334.907520][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.907564][ T32] r9:83018205 r8:8324bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1334.907586][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.907653][ T32] r5:00001000 r4:ea95d000 [ 1334.907717][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.907767][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.907904][ T32] r5:8537a78c r4:8537a400 [ 1334.907928][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.908016][ T32] r7:ddde2d40 r6:83018200 r5:8537a78c r4:851b0000 [ 1334.908067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.908172][ T32] r10:61c88647 r9:8324bc00 r8:851b002c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.908214][ T32] r4:851b0000 [ 1334.908279][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.908330][ T32] r10:00000000 r9:851b0000 r8:8027ed34 r7:eb04de60 r6:851b0080 r5:8324bc00 [ 1334.908378][ T32] r4:00000001 [ 1334.908402][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.908463][ T32] Exception stack(0xeb07dfb0 to 0xeb07dff8) [ 1334.908494][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1334.908537][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.908599][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.908633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.908655][ T32] r4:8527f940 [ 1334.909080][ T32] INFO: task kworker/1:301:4598 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.909116][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.909191][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.909246][ T32] Call trace: [ 1334.909323][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.909377][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.909400][ T32] r4:00000000 [ 1334.909419][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.909481][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.909517][ T32] 1d20: ae402000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.909547][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.909578][ T32] 1d60: 800f0013 ffffffff [ 1334.909627][ T32] r5:800f0013 r4:80239bd0 [ 1334.909650][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.909692][ T32] r4:82ac11e4 [ 1334.909711][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.909755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.909792][ T32] r4:e0691dc0 [ 1334.909816][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.928954][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.929057][ T32] r4:00000000 [ 1334.929086][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.929161][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.929208][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.929262][ T32] r5:00001000 r4:ee7d5000 ** 3 printk messages dropped ** [ 1334.929417][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1334.929822][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1334.934816][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1334.935183][ T32] r5:85302400 r4:82918640 ** 1 printk messages dropped ** [ 1334.935242][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1334.935814][ T32] r9:83018205 r8:85302400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 8 printk messages dropped ** [ 1334.936322][ T32] r10:61c88647 r9:85302400 r8:851b012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1334.936553][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.936585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.936612][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.936640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.936662][ T32] r4:8527fbc0 [ 1334.937133][ T32] INFO: task kworker/1:302:4601 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1334.937169][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.937251][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.937356][ T32] Call trace: [ 1334.937471][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1334.937530][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1334.937554][ T32] r4:00000000 [ 1334.937599][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1334.937641][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1334.937671][ T32] 1d20: ae7ba000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1334.937701][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1334.937725][ T32] 1d60: 800f0013 ffffffff [ 1334.937748][ T32] r5:800f0013 r4:80239bd0 [ 1334.937794][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1334.937893][ T32] r4:82ac11e4 [ 1334.937917][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1334.937975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1334.938044][ T32] r4:e0691dc0 [ 1334.938147][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.938194][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.938257][ T32] r4:00000000 [ 1334.938363][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.938440][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.938465][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.938514][ T32] r5:00001000 r4:ee7d5000 [ 1334.938535][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.938575][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.938615][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.938634][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.938678][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.938698][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.938745][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.938768][ T32] r4:8508b100 [ 1334.938786][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.938829][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.938865][ T32] r4:00000001 [ 1334.938888][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.938923][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.938950][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.938978][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.939005][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.939034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.939055][ T32] r4:85086c80 [ 1334.939074][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.939177][ T32] INFO: task kworker/1:303:4602 blocked for more than 461 seconds. [ 1334.939232][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.939364][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.939483][ T32] task:kworker/1:303 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.939536][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.939581][ T32] Call trace: [ 1334.939612][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.939657][ T32] r10:82918644 r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:85348000 [ 1334.939722][ T32] r4:85348000 [ 1334.939743][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.939788][ T32] r5:85348000 r4:82918640 [ 1334.939887][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.957278][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.957373][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 [ 1334.957400][ T32] r4:00000000 [ 1334.957421][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.957461][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.957555][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.957796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527fd80 [ 1334.957824][ T32] r4:00000000 [ 1334.957913][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.957966][ T32] r9:83018205 r8:85348000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1334.958073][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1334.958291][ T32] r7:ddde2d40 r6:83018200 r5:8537af8c r4:851b0200 ** 7 printk messages dropped ** [ 1334.958553][ T32] Exception stack(0xeb085fb0 to 0xeb085ff8) ** 5 printk messages dropped ** [ 1334.959211][ T32] INFO: task kworker/1:303:4602 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 6 printk messages dropped ** [ 1334.965617][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1334.965808][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1334.965956][ T32] r4:e0691dc0 [ 1334.965975][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.966019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1334.966042][ T32] r4:00000000 [ 1334.966061][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.966267][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1334.966381][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.966458][ T32] r5:00001000 r4:ee7d5000 [ 1334.966483][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.966538][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.966582][ T32] r5:85f9ab8c r4:85f9a800 [ 1334.966602][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.966701][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1334.966726][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.966773][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1334.966794][ T32] r4:8508b100 [ 1334.966815][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.966993][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1334.967020][ T32] r4:00000001 [ 1334.967041][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.967077][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.967154][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.967211][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.967244][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.967328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.967354][ T32] r4:85086c80 [ 1334.967377][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.967408][ T32] INFO: task kworker/1:304:4605 blocked for more than 461 seconds. [ 1334.967444][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.967493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.967623][ T32] task:kworker/1:304 state:D stack:0 pid:4605 tgid:4605 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.967730][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.967777][ T32] Call trace: [ 1334.967811][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.967979][ T32] r10:82918644 r9:eb089d84 r8:00000002 r7:60000113 r6:eb089d8c r5:85348c00 [ 1334.968011][ T32] r4:85348c00 [ 1334.968047][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1334.968090][ T32] r5:85348c00 r4:82918640 [ 1334.968110][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.968151][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1334.968221][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 [ 1334.968288][ T32] r4:00000000 [ 1334.968310][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1334.968605][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1334.968720][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1334.968766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527ff40 [ 1334.968788][ T32] r4:00000000 [ 1334.968807][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1334.968850][ T32] r9:83018205 r8:85348c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1334.968876][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1334.968919][ T32] r5:00001000 r4:eab39000 [ 1334.968940][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1334.968978][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1334.969020][ T32] r5:8537b38c r4:8537b000 [ 1334.969040][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1334.969096][ T32] r7:ddde2d40 r6:83018200 r5:8537b38c r4:851b0300 [ 1334.969143][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1334.969200][ T32] r10:61c88647 r9:85348c00 r8:851b032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1334.969222][ T32] r4:851b0300 [ 1334.969241][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1334.969283][ T32] r10:00000000 r9:851b0300 r8:8027ed34 r7:eb081e60 r6:851b0380 r5:85348c00 [ 1334.969307][ T32] r4:00000001 [ 1334.969330][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.969366][ T32] Exception stack(0xeb089fb0 to 0xeb089ff8) [ 1334.969449][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1334.969507][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.969538][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.969566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1334.986050][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1334.987218][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1334.987305][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1334.987563][ T32] r5:85f9ab8c r4:85f9a800 ** 5 printk messages dropped ** [ 1334.987839][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1334.987911][ T32] r4:00000001 [ 1334.987931][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1334.987967][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1334.988068][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1334.988102][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1334.988131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1334.988160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1334.988269][ T32] r4:85086c80 [ 1334.988295][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1334.988340][ T32] INFO: task kworker/1:305:4606 blocked for more than 461 seconds. [ 1334.988378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1334.988556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1334.988584][ T32] task:kworker/1:305 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1334.988631][ T32] Workqueue: events bpf_prog_free_deferred [ 1334.988674][ T32] Call trace: [ 1334.988706][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1334.988806][ T32] r10:82918644 r9:eb08dd84 r8:00000002 r7:60000113 r6:eb08dd8c r5:85349800 ** 2 printk messages dropped ** [ 1334.988928][ T32] r5:85349800 r4:82918640 [ 1334.988948][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1334.988988][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1334.989144][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1334.989545][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.010961][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.012058][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1335.012567][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1335.012717][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1335.013245][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1335.013656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1335.014027][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.014414][ T32] r5:8534a400 r4:82918640 [ 1335.014434][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1335.014731][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1335.015206][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.015829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.016606][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.016658][ T32] Call trace: [ 1335.016715][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.016768][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.016817][ T32] r4:00000000 [ 1335.016841][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.016881][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.016910][ T32] 1d20: af15a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.016940][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.016963][ T32] 1d60: 800f0013 ffffffff [ 1335.016986][ T32] r5:800f0013 r4:80239bd0 [ 1335.017005][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.017045][ T32] r4:82ac11e4 [ 1335.017065][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.017105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.017149][ T32] r4:e0691dc0 [ 1335.017172][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.017231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.017274][ T32] r4:00000000 [ 1335.017297][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.017394][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.017470][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.017578][ T32] r5:00001000 r4:ee7d5000 [ 1335.017656][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.017701][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.017767][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.017791][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.017836][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.017856][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.017901][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.017992][ T32] r4:8508b100 [ 1335.018127][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.018188][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.018212][ T32] r4:00000001 [ 1335.018284][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.018388][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.018435][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.018509][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.018541][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.018593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.018835][ T32] r4:85086c80 [ 1335.018861][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.018912][ T32] INFO: task kworker/1:307:4610 blocked for more than 461 seconds. [ 1335.018979][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.019007][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.019028][ T32] task:kworker/1:307 state:D stack:0 pid:4610 tgid:4610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.019103][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.019146][ T32] Call trace: [ 1335.019206][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.019283][ T32] r10:82918644 r9:eb09dd84 r8:00000002 r7:60000013 r6:eb09dd8c r5:853ea400 [ 1335.019307][ T32] r4:853ea400 [ 1335.019413][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.019485][ T32] r5:853ea400 r4:82918640 [ 1335.019519][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.019562][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.019607][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 [ 1335.019801][ T32] r4:00000000 [ 1335.027700][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.027831][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.027893][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.028010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a9540 ** 8 printk messages dropped ** [ 1335.028442][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1335.041803][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1335.043295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 8 printk messages dropped ** [ 1335.043683][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.043733][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.043753][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.043799][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.043821][ T32] r4:8508b100 [ 1335.043840][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.043886][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.043909][ T32] r4:00000001 [ 1335.043929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.043964][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.043991][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.044018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.044044][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.044073][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.044153][ T32] r4:85086c80 [ 1335.044181][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.044252][ T32] INFO: task kworker/1:308:4612 blocked for more than 461 seconds. [ 1335.044290][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.044395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.044466][ T32] task:kworker/1:308 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.044609][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.044710][ T32] Call trace: [ 1335.044744][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.044792][ T32] r10:82918644 r9:eb0a5d84 r8:00000002 r7:60000013 r6:eb0a5d8c r5:853ec800 [ 1335.044906][ T32] r4:853ec800 [ 1335.044931][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.044973][ T32] r5:853ec800 r4:82918640 [ 1335.044993][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.045035][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.045079][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 [ 1335.045127][ T32] r4:00000000 [ 1335.045150][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.045214][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.045255][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.045297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a97c0 [ 1335.045320][ T32] r4:00000000 [ 1335.045339][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.045383][ T32] r9:83018205 r8:853ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1335.045406][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.045471][ T32] r5:00001000 r4:eadff000 [ 1335.045495][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1335.045607][ T32] r5:8537cb8c r4:8537c800 ** 5 printk messages dropped ** [ 1335.045785][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1335.046590][ T32] INFO: task kworker/1:308:4612 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 12 printk messages dropped ** [ 1335.047453][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1335.047841][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 11 printk messages dropped ** [ 1335.048310][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 6 printk messages dropped ** [ 1335.048525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.048562][ T32] r4:85086c80 [ 1335.048585][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.048611][ T32] INFO: task kworker/1:309:4613 blocked for more than 461 seconds. [ 1335.048638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.048663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.048685][ T32] task:kworker/1:309 state:D stack:0 pid:4613 tgid:4613 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.048728][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.048770][ T32] Call trace: [ 1335.048801][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.048845][ T32] r10:82918644 r9:eb095d84 r8:00000002 r7:60000013 r6:eb095d8c r5:8534b000 [ 1335.048868][ T32] r4:8534b000 [ 1335.048887][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.048926][ T32] r5:8534b000 r4:82918640 [ 1335.048945][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.049008][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.049084][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb095e08 [ 1335.049111][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1335.049167][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1335.049892][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1335.073032][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.074089][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.074455][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1335.074635][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.074922][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1335.075199][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1335.075569][ T32] INFO: task kworker/1:310:4616 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.076147][ T32] r5:8534bc00 r4:82918640 [ 1335.076177][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1335.076261][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 [ 1335.076283][ T32] r4:00000000 [ 1335.076333][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.076375][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.076410][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.076452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a9880 [ 1335.076475][ T32] r4:00000000 [ 1335.076495][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.076551][ T32] r9:83018205 r8:8534bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1335.076572][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.076614][ T32] r5:00001000 r4:eae21000 [ 1335.076634][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.076671][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.076711][ T32] r5:8537cf8c r4:8537cc00 [ 1335.076783][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.076833][ T32] r7:ddde2d40 r6:83018200 r5:8537cf8c r4:851b0800 [ 1335.076873][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.076947][ T32] r10:61c88647 r9:8534bc00 r8:851b082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.076973][ T32] r4:851b0800 [ 1335.077010][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.077057][ T32] r10:00000000 r9:851b0800 r8:8027ed34 r7:eb0a5e60 r6:851b0880 r5:8534bc00 [ 1335.077079][ T32] r4:00000001 [ 1335.077097][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.077136][ T32] Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) [ 1335.077164][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.077192][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.077245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1335.077705][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1335.078431][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1335.078838][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 18 printk messages dropped ** [ 1335.079847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1335.102972][ T32] r5:8534c800 r4:82918640 ** 6 printk messages dropped ** [ 1335.103262][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1335.104167][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1335.104266][ T32] Exception stack(0xeb001fb0 to 0xeb001ff8) [ 1335.104297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.104326][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.104355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.104384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.104406][ T32] r4:851a95c0 [ 1335.104880][ T32] INFO: task kworker/1:311:4617 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.104916][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.104974][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.105208][ T32] Call trace: [ 1335.105256][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.105336][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.105414][ T32] r4:00000000 [ 1335.105551][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.105604][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.105697][ T32] 1d20: afaa7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.105731][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.105755][ T32] 1d60: 800f0013 ffffffff [ 1335.105778][ T32] r5:800f0013 r4:80239bd0 [ 1335.105798][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.105840][ T32] r4:82ac11e4 [ 1335.105860][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.105981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.106101][ T32] r4:e0691dc0 [ 1335.106125][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.106167][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.106215][ T32] r4:00000000 [ 1335.106277][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.106345][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.106405][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.106458][ T32] r5:00001000 r4:ee7d5000 [ 1335.106478][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.106524][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.106566][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.106585][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.106629][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.106744][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.106894][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.106923][ T32] r4:8508b100 [ 1335.106944][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.107044][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.107096][ T32] r4:00000001 [ 1335.107204][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.107244][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.107271][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.107321][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.107388][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.107420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.107442][ T32] r4:85086c80 [ 1335.107478][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.107512][ T32] INFO: task kworker/1:312:4621 blocked for more than 461 seconds. [ 1335.107557][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.107585][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.107606][ T32] task:kworker/1:312 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.107708][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.107770][ T32] Call trace: [ 1335.107860][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.107908][ T32] r10:82918644 r9:eb0add84 r8:00000002 r7:60000113 r6:eb0add8c r5:8534d400 [ 1335.107947][ T32] r4:8534d400 [ 1335.107970][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.108015][ T32] r5:8534d400 r4:82918640 [ 1335.108035][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.108077][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.108122][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 [ 1335.108144][ T32] r4:00000000 [ 1335.108163][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.108225][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.108266][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.108307][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a9b80 [ 1335.108332][ T32] r4:00000000 [ 1335.108377][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.108424][ T32] r9:83018205 r8:8534d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1335.108458][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.108512][ T32] r5:00001000 r4:eae81000 [ 1335.108534][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.108666][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.108832][ T32] r5:8537d78c r4:8537d400 [ 1335.108857][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.108982][ T32] r7:ddde2d40 r6:83018200 r5:8537d78c r4:851b0a00 [ 1335.109048][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.109179][ T32] r10:61c88647 r9:8534d400 r8:851b0a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.109205][ T32] r4:851b0a00 [ 1335.109225][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.109269][ T32] r10:00000000 r9:851b0a00 r8:8027ed34 r7:eb001e60 r6:851b0a80 r5:8534d400 [ 1335.109317][ T32] r4:00000001 [ 1335.109340][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.109376][ T32] Exception stack(0xeb0adfb0 to 0xeb0adff8) [ 1335.109402][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1335.134318][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1335.135065][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1335.135488][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1335.135909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1335.136194][ T32] INFO: task kworker/1:313:4622 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.136672][ T32] r5:8534e000 r4:82918640 [ 1335.136709][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.136907][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.137058][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1335.137368][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.137409][ T32] r5:00001000 r4:eae8b000 [ 1335.137428][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.137466][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.137551][ T32] r5:8537db8c r4:8537d800 [ 1335.137574][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.137621][ T32] r7:ddde2d40 r6:83018200 r5:8537db8c r4:851b0b00 [ 1335.137642][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.137687][ T32] r10:61c88647 r9:8534e000 r8:851b0b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.137723][ T32] r4:851b0b00 [ 1335.137786][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.137833][ T32] r10:00000000 r9:851b0b00 r8:8027ed34 r7:eb0ade60 r6:851b0b80 r5:8534e000 [ 1335.137856][ T32] r4:00000001 [ 1335.137880][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.137915][ T32] Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) [ 1335.138055][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.138087][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.138166][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.138200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.138379][ T32] r4:851a9bc0 [ 1335.138736][ T32] INFO: task kworker/1:313:4622 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.138771][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.138961][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.139038][ T32] Call trace: [ 1335.139087][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.139164][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 14 printk messages dropped ** [ 1335.156833][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1335.157555][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.157606][ T32] r4:00000001 [ 1335.157630][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.157666][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.157724][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.157782][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.157812][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.157846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.157932][ T32] r4:85086c80 [ 1335.157960][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.158013][ T32] INFO: task kworker/1:314:4624 blocked for more than 461 seconds. ** 9 printk messages dropped ** [ 1335.158694][ T32] r5:8534ec00 r4:82918640 ** 2 printk messages dropped ** [ 1335.158932][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 ** 16 printk messages dropped ** [ 1335.159544][ T32] r10:61c88647 r9:8534ec00 r8:851b0c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 17 printk messages dropped ** [ 1335.175239][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1335.175753][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 19 printk messages dropped ** [ 1335.176977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1335.177816][ T32] r5:85350000 r4:82918640 ** 1 printk messages dropped ** [ 1335.177874][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1335.178296][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.178757][ T32] r4:851b0d00 ** 5 printk messages dropped ** [ 1335.179149][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.190596][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1335.190985][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1335.191135][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 10 printk messages dropped ** [ 1335.191573][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.192043][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1335.192250][ T32] task:kworker/1:316 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.192605][ T32] r5:85350c00 r4:82918640 ** 1 printk messages dropped ** [ 1335.192729][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1335.192837][ T32] r4:00000000 [ 1335.192880][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.192962][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.193004][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.193045][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113080 [ 1335.193067][ T32] r4:00000000 [ 1335.193091][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.193136][ T32] r9:83018205 r8:85350c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1335.193186][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.193244][ T32] r5:00001000 r4:eaebd000 [ 1335.193265][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.193310][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.193354][ T32] r5:8537e78c r4:8537e400 [ 1335.193399][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.193449][ T32] r7:ddde2d40 r6:83018200 r5:8537e78c r4:851b0e00 [ 1335.193498][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.193548][ T32] r10:61c88647 r9:85350c00 r8:851b0e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.193597][ T32] r4:851b0e00 [ 1335.193620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.193665][ T32] r10:00000000 r9:851b0e00 r8:8027ed34 r7:eb0bde60 r6:851b0e80 r5:85350c00 [ 1335.193712][ T32] r4:00000001 [ 1335.193734][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.193769][ T32] Exception stack(0xeb0b1fb0 to 0xeb0b1ff8) [ 1335.193820][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.193852][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.193880][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.193932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.193958][ T32] r4:851a9ec0 [ 1335.194426][ T32] INFO: task kworker/1:316:4628 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.194460][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.194522][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.194569][ T32] Call trace: [ 1335.194625][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.194674][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.194696][ T32] r4:00000000 [ 1335.194716][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.194753][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.194783][ T32] 1d20: b0224000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.194813][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.194836][ T32] 1d60: 800f0013 ffffffff [ 1335.194858][ T32] r5:800f0013 r4:80239bd0 [ 1335.194878][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.194917][ T32] r4:82ac11e4 [ 1335.194936][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.194978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.195000][ T32] r4:e0691dc0 [ 1335.195018][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.195058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.195081][ T32] r4:00000000 [ 1335.195100][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.195144][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 4 printk messages dropped ** [ 1335.195305][ T32] r5:85f9ab8c r4:85f9a800 ** 2 printk messages dropped ** [ 1335.195407][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1335.195764][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.196023][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1335.196595][ T32] r4:85351800 ** 1 printk messages dropped ** [ 1335.196670][ T32] r5:85351800 r4:82918640 [ 1335.196692][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.196859][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.197159][ T32] r9:83018205 r8:85351800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 8 printk messages dropped ** [ 1335.197627][ T32] r10:61c88647 r9:85351800 r8:851b0f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.197960][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1335.198851][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 7 printk messages dropped ** [ 1335.199139][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 4 printk messages dropped ** [ 1335.199342][ T32] r4:00000000 [ 1335.199366][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.199412][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.199451][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.199502][ T32] r5:00001000 r4:ee7d5000 [ 1335.199523][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.199564][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.199604][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.199624][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.199717][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.199754][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.199864][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.232456][ T32] r4:8508b100 [ 1335.232520][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.232611][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.232640][ T32] r4:00000001 [ 1335.232686][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.232730][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.232767][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.232797][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.232851][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.232923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.232949][ T32] r4:85086c80 [ 1335.232973][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.233017][ T32] INFO: task kworker/1:318:4632 blocked for more than 461 seconds. [ 1335.233053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.233107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.233167][ T32] task:kworker/1:318 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.233317][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.233373][ T32] Call trace: [ 1335.233409][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.233460][ T32] r10:82918644 r9:eb0c5d84 r8:00000002 r7:60000113 r6:eb0c5d8c r5:85352400 [ 1335.233504][ T32] r4:85352400 [ 1335.233529][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.233570][ T32] r5:85352400 r4:82918640 [ 1335.233590][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.233686][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.233735][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 ** 2 printk messages dropped ** [ 1335.233814][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.234105][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1335.234354][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1335.234874][ T32] r4:85113280 ** 2 printk messages dropped ** [ 1335.235438][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.235698][ T32] Call trace: [ 1335.235749][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.235996][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.236023][ T32] r4:00000000 [ 1335.236068][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.236110][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.236153][ T32] 1d20: b072d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.236186][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.236209][ T32] 1d60: 800f0013 ffffffff [ 1335.236233][ T32] r5:800f0013 r4:80239bd0 [ 1335.236252][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.236318][ T32] r4:82ac11e4 [ 1335.236343][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.236386][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.236407][ T32] r4:e0691dc0 [ 1335.236499][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.236548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.236606][ T32] r4:00000000 [ 1335.236629][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.236751][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.236777][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.236821][ T32] r5:00001000 r4:ee7d5000 [ 1335.236841][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.236879][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.236969][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.236993][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.237039][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.237085][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.237136][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.237209][ T32] r4:8508b100 [ 1335.237291][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.237340][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.237388][ T32] r4:00000001 [ 1335.237411][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1335.237473][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.237816][ T32] task:kworker/1:319 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.238267][ T32] r5:85353000 r4:82918640 [ 1335.238290][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.238423][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.238682][ T32] r9:83018205 r8:85353000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 ** 10 printk messages dropped ** [ 1335.239140][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1335.239467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.239501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.239524][ T32] r4:85113340 [ 1335.256239][ T32] INFO: task kworker/1:319:4635 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.256648][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.256758][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.256829][ T32] Call trace: [ 1335.256909][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.257046][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.257082][ T32] r4:00000000 [ 1335.257106][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.257146][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.257178][ T32] 1d20: b0824000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.257213][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.257239][ T32] 1d60: 800f0013 ffffffff [ 1335.257312][ T32] r5:800f0013 r4:80239bd0 [ 1335.257337][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.257380][ T32] r4:82ac11e4 [ 1335.257400][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.257442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.257466][ T32] r4:e0691dc0 [ 1335.257487][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.257541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.257565][ T32] r4:00000000 [ 1335.257587][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.257633][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.257681][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1335.258022][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1335.258471][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1335.259141][ T32] r5:85353c00 r4:82918640 ** 3 printk messages dropped ** [ 1335.259356][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.259634][ T32] r9:83018205 r8:85353c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 6 printk messages dropped ** [ 1335.272611][ T32] r7:ddde2d40 r6:83018200 r5:8537f38c r4:85100200 ** 7 printk messages dropped ** [ 1335.273172][ T32] Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) ** 6 printk messages dropped ** [ 1335.274043][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 5 printk messages dropped ** [ 1335.274345][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.274410][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.274443][ T32] 1d20: b0c9d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.274500][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.274530][ T32] 1d60: 800f0013 ffffffff [ 1335.274553][ T32] r5:800f0013 r4:80239bd0 [ 1335.274572][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.274668][ T32] r4:82ac11e4 [ 1335.274692][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.274737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.274760][ T32] r4:e0691dc0 [ 1335.274779][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.274820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.274842][ T32] r4:00000000 [ 1335.274861][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.274906][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.274927][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.274968][ T32] r5:00001000 r4:ee7d5000 [ 1335.274988][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.275078][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.275228][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.275252][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.275297][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.275331][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.275380][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.275402][ T32] r4:8508b100 [ 1335.275420][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1335.275501][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1335.275639][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1335.275768][ T32] r4:85086c80 ** 2 printk messages dropped ** [ 1335.275852][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1335.275957][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1335.276122][ T32] r4:853ed400 ** 1 printk messages dropped ** [ 1335.276253][ T32] r5:853ed400 r4:82918640 [ 1335.276333][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.276407][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.276463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 ** 3 printk messages dropped ** [ 1335.276584][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1335.276780][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1335.277368][ T32] r10:00000000 r9:85100300 r8:8027ed34 r7:eb0d1e60 r6:8528ef80 r5:853ed400 ** 10 printk messages dropped ** [ 1335.278219][ T32] Workqueue: events bpf_prog_free_deferred ** 13 printk messages dropped ** [ 1335.278751][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 2 printk messages dropped ** [ 1335.278922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.278944][ T32] r4:00000000 [ 1335.278988][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.279109][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.279133][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.279176][ T32] r5:00001000 r4:ee7d5000 [ 1335.279195][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.279233][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.279274][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.279292][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.279337][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.279383][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.279434][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.279511][ T32] r4:8508b100 [ 1335.279536][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.279581][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.279602][ T32] r4:00000001 [ 1335.279621][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.279685][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.279718][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.279746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.279772][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.279873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.300463][ T32] r4:85086c80 [ 1335.300522][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.300558][ T32] INFO: task kworker/1:322:4641 blocked for more than 461 seconds. [ 1335.300594][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.300619][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.300642][ T32] task:kworker/1:322 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.300702][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.300766][ T32] Call trace: [ 1335.300922][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.301169][ T32] r10:82918644 r9:eb0edd84 r8:00000002 r7:60000013 r6:eb0edd8c r5:853ebc00 [ 1335.301291][ T32] r4:853ebc00 [ 1335.301315][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.301408][ T32] r5:853ebc00 r4:82918640 [ 1335.301497][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.301546][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.301616][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 [ 1335.301642][ T32] r4:00000000 [ 1335.301662][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.301700][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.301740][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.301886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113900 [ 1335.301917][ T32] r4:00000000 [ 1335.301939][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.301988][ T32] r9:83018205 r8:853ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1335.302010][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.302092][ T32] r5:00001000 r4:eaf53000 [ 1335.302118][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.302207][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.302254][ T32] r5:8537ff8c r4:8537fc00 [ 1335.302274][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.302328][ T32] r7:ddde2d40 r6:83018200 r5:8537ff8c r4:85100380 [ 1335.302350][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.302396][ T32] r10:61c88647 r9:853ebc00 r8:851003ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.302432][ T32] r4:85100380 [ 1335.302569][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.302620][ T32] r10:00000000 r9:85100380 r8:8027ed34 r7:eb0e1e60 r6:850eb000 r5:853ebc00 ** 2 printk messages dropped ** [ 1335.302773][ T32] Exception stack(0xeb0edfb0 to 0xeb0edff8) [ 1335.302861][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.302938][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.302969][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.303023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.303094][ T32] r4:85113780 [ 1335.303635][ T32] INFO: task kworker/1:322:4641 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.303731][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.303803][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.303879][ T32] Call trace: [ 1335.303911][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.303961][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.303985][ T32] r4:00000000 [ 1335.304004][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.304042][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.304072][ T32] 1d20: b1005000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.304126][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.304155][ T32] 1d60: 800f0013 ffffffff [ 1335.304178][ T32] r5:800f0013 r4:80239bd0 [ 1335.304198][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.304261][ T32] r4:82ac11e4 [ 1335.304310][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.304358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.304382][ T32] r4:e0691dc0 [ 1335.304403][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.304458][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.304523][ T32] r4:00000000 [ 1335.304568][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.304618][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.304641][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.304718][ T32] r5:00001000 r4:ee7d5000 [ 1335.304742][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.304782][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.304823][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.304845][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.304904][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.304945][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.304992][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.305014][ T32] r4:8508b100 [ 1335.305032][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.305076][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.305098][ T32] r4:00000001 [ 1335.305117][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.305153][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.305180][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.305210][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.305238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.305267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.305307][ T32] r4:85086c80 [ 1335.305331][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.305358][ T32] INFO: task kworker/1:323:4642 blocked for more than 461 seconds. [ 1335.305385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.305408][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.305429][ T32] task:kworker/1:323 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.305499][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.305545][ T32] Call trace: [ 1335.305577][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.305622][ T32] r10:82918644 r9:eb0f1d84 r8:00000002 r7:60000013 r6:eb0f1d8c r5:853eec00 [ 1335.305645][ T32] r4:853eec00 [ 1335.305706][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.305777][ T32] r5:853eec00 r4:82918640 [ 1335.305801][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.305843][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.305887][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 [ 1335.305935][ T32] r4:00000000 [ 1335.305958][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.305996][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.306031][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.306072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113a40 [ 1335.306095][ T32] r4:00000000 [ 1335.306113][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.306168][ T32] r9:83018205 r8:853eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1335.306210][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.306293][ T32] r5:00001000 r4:eaf69000 [ 1335.306315][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.306355][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.306395][ T32] r5:8538838c r4:85388000 [ 1335.306432][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.306480][ T32] r7:ddde2d40 r6:83018200 r5:8538838c r4:85100400 [ 1335.306505][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.306550][ T32] r10:61c88647 r9:853eec00 r8:8510042c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.306573][ T32] r4:85100400 [ 1335.306592][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.306636][ T32] r10:00000000 r9:85100400 r8:8027ed34 r7:eb0ede60 r6:850eb080 r5:853eec00 [ 1335.306658][ T32] r4:00000001 [ 1335.306676][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.306710][ T32] Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) [ 1335.306735][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.306766][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.306808][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.306839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.306861][ T32] r4:85113c00 [ 1335.307179][ T32] INFO: task kworker/1:323:4642 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.307260][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.307434][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.307537][ T32] Call trace: [ 1335.307569][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.307691][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.307731][ T32] r4:00000000 [ 1335.307755][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.307795][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.307839][ T32] 1d20: b1005000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.307872][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.307897][ T32] 1d60: 800f0013 ffffffff [ 1335.307919][ T32] r5:800f0013 r4:80239bd0 [ 1335.308026][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.308072][ T32] r4:82ac11e4 [ 1335.308146][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.308191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.308213][ T32] r4:e0691dc0 [ 1335.308352][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.308427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.308453][ T32] r4:00000000 [ 1335.308473][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.308527][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.308547][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.308589][ T32] r5:00001000 r4:ee7d5000 [ 1335.308608][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.308671][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1335.308739][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1335.309143][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1335.309374][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.309403][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.309468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.309498][ T32] r4:85086c80 [ 1335.309521][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.309560][ T32] INFO: task kworker/1:324:4644 blocked for more than 461 seconds. [ 1335.309591][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.309615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.309636][ T32] task:kworker/1:324 state:D stack:0 pid:4644 tgid:4644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.309680][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.309819][ T32] Call trace: [ 1335.331916][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.332006][ T32] r10:82918644 r9:eb0f5d84 r8:00000002 r7:60000013 r6:eb0f5d8c r5:853eb000 [ 1335.332032][ T32] r4:853eb000 [ 1335.332054][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.332096][ T32] r5:853eb000 r4:82918640 [ 1335.332118][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1335.332393][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.332735][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.333192][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1335.334178][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1335.334341][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1335.334827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1335.335783][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 9 printk messages dropped ** [ 1335.336675][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.337363][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.337635][ T32] r5:853ee000 r4:82918640 ** 3 printk messages dropped ** [ 1335.337775][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1335.338132][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1335.338488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1335.339489][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 18 printk messages dropped ** [ 1335.360758][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.360800][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.360819][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.360867][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.360888][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.360932][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.360955][ T32] r4:8508b100 [ 1335.360974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.361018][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.361041][ T32] r4:00000001 [ 1335.361060][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.361095][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.361144][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.361178][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.361205][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.361261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.361291][ T32] r4:85086c80 [ 1335.361339][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.361385][ T32] INFO: task kworker/1:326:4649 blocked for more than 461 seconds. [ 1335.361420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.361468][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.361524][ T32] task:kworker/1:326 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.361585][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.361631][ T32] Call trace: [ 1335.361699][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.361790][ T32] r10:82918644 r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:85326c00 [ 1335.361815][ T32] r4:85326c00 [ 1335.361836][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.361878][ T32] r5:85326c00 r4:82918640 [ 1335.361898][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.361951][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.362007][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 [ 1335.362041][ T32] r4:00000000 [ 1335.362084][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.362147][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.362187][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.362227][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef200 [ 1335.362273][ T32] r4:00000000 [ 1335.362296][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.362340][ T32] r9:83018205 r8:85326c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1335.362362][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.362404][ T32] r5:00001000 r4:eb0ff000 [ 1335.362442][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.362505][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.362550][ T32] r5:8538938c r4:85389000 [ 1335.362570][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.362614][ T32] r7:ddde2d40 r6:83018200 r5:8538938c r4:85100580 [ 1335.362675][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.362725][ T32] r10:61c88647 r9:85326c00 r8:851005ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.362751][ T32] r4:85100580 [ 1335.362793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.362841][ T32] r10:00000000 r9:85100580 r8:8027ed34 r7:eb0f5e60 r6:850eb200 r5:85326c00 [ 1335.362891][ T32] r4:00000001 [ 1335.362978][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1335.363169][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1335.364063][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1335.364558][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1335.364895][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 9 printk messages dropped ** [ 1335.365194][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1335.365602][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1335.365808][ T32] r5:84810000 r4:82918640 [ 1335.365829][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1335.366099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef040 ** 8 printk messages dropped ** [ 1335.366363][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1335.366739][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.367259][ T32] Call trace: ** 6 printk messages dropped ** [ 1335.367490][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1335.367914][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 6 printk messages dropped ** [ 1335.368267][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 8 printk messages dropped ** [ 1335.368570][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.368773][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1335.368888][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.368929][ T32] Call trace: [ 1335.368961][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.369006][ T32] r10:82918644 r9:eb109d84 r8:00000002 r7:60000013 r6:eb109d8c r5:84810c00 [ 1335.369030][ T32] r4:84810c00 [ 1335.369071][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.369115][ T32] r5:84810c00 r4:82918640 [ 1335.369134][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.369173][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.369218][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 [ 1335.369239][ T32] r4:00000000 [ 1335.369264][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.369301][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.369337][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.369396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef380 [ 1335.369423][ T32] r4:00000000 [ 1335.369466][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.369516][ T32] r9:83018205 r8:84810c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1335.369537][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.369577][ T32] r5:00001000 r4:eb105000 [ 1335.369596][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.369634][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.369703][ T32] r5:8538978c r4:85389400 [ 1335.369745][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.369793][ T32] r7:ddde2d40 r6:83018200 r5:8538978c r4:85100680 [ 1335.369813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.392863][ T32] r10:61c88647 r9:84810c00 r8:851006ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.392908][ T32] r4:85100680 [ 1335.392931][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.393002][ T32] r10:00000000 r9:85100680 r8:8027ed34 r7:eb0e5e60 r6:850eb300 r5:84810c00 [ 1335.393027][ T32] r4:00000001 [ 1335.393048][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.393088][ T32] Exception stack(0xeb109fb0 to 0xeb109ff8) [ 1335.393146][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.393181][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.393209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.393239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.393274][ T32] r4:850ef080 [ 1335.393743][ T32] INFO: task kworker/1:328:4653 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.393782][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.393862][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.393920][ T32] Call trace: [ 1335.394005][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.394073][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.394099][ T32] r4:00000000 [ 1335.394180][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.394224][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.394254][ T32] 1d20: b1a37000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.394295][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.394478][ T32] 1d60: 800f0013 ffffffff [ 1335.394544][ T32] r5:800f0013 r4:80239bd0 [ 1335.394579][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1335.394807][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 11 printk messages dropped ** [ 1335.395441][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1335.395741][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.396287][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.396489][ T32] r5:85356000 r4:82918640 [ 1335.396516][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.396653][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.396927][ T32] r9:83018205 r8:85356000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 ** 8 printk messages dropped ** [ 1335.397266][ T32] r10:61c88647 r9:85356000 r8:8510072c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 19 printk messages dropped ** [ 1335.398400][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 18 printk messages dropped ** [ 1335.399218][ T32] r5:85f9ab8c r4:85f9a800 ** 9 printk messages dropped ** [ 1335.399574][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 7 printk messages dropped ** [ 1335.418675][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1335.419073][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1335.419225][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1335.419549][ T32] r9:83018205 r8:85356c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 ** 9 printk messages dropped ** [ 1335.423936][ T32] r4:85100800 ** 5 printk messages dropped ** [ 1335.424189][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1335.424933][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1335.425340][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1335.425547][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1335.425697][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 1 printk messages dropped ** [ 1335.425760][ T32] r5:00001000 r4:ee7d5000 [ 1335.425780][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.425825][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.425870][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.425890][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.425934][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.425954][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.425999][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.426022][ T32] r4:8508b100 [ 1335.426042][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.426086][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.426109][ T32] r4:00000001 [ 1335.426128][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.426162][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.426190][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.426218][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.426245][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.426286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.426312][ T32] r4:85086c80 [ 1335.426333][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.426363][ T32] INFO: task kworker/1:331:4658 blocked for more than 461 seconds. [ 1335.426396][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.426422][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.426443][ T32] task:kworker/1:331 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.426507][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.426555][ T32] Call trace: [ 1335.426613][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.426660][ T32] r10:82918644 r9:eb125d84 r8:00000002 r7:60000113 r6:eb125d8c r5:85358c00 [ 1335.426682][ T32] r4:85358c00 [ 1335.426701][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.426763][ T32] r5:85358c00 r4:82918640 [ 1335.426787][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.426828][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.426873][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 [ 1335.426895][ T32] r4:00000000 [ 1335.426915][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.426976][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.427016][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.427058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef8c0 [ 1335.427081][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.427209][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1335.427555][ T32] r4:85100900 ** 4 printk messages dropped ** [ 1335.427765][ T32] Exception stack(0xeb125fb0 to 0xeb125ff8) ** 5 printk messages dropped ** [ 1335.428280][ T32] INFO: task kworker/1:331:4658 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 10 printk messages dropped ** [ 1335.428767][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1335.428952][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1335.429116][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1335.429790][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1335.447179][ T32] r5:85358000 r4:82918640 ** 7 printk messages dropped ** [ 1335.447489][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef980 ** 19 printk messages dropped ** [ 1335.448203][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1335.449635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 19 printk messages dropped ** [ 1335.460828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1335.461749][ T32] r5:8535a400 r4:82918640 [ 1335.461805][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.461873][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.461921][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 [ 1335.461980][ T32] r4:00000000 [ 1335.462051][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.462091][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.462161][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.462205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8040 [ 1335.462273][ T32] r4:00000000 [ 1335.462323][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.462400][ T32] r9:83018005 r8:8535a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [ 1335.462425][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.462530][ T32] r5:00001000 r4:eb17d000 [ 1335.462579][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.462671][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.462743][ T32] r5:8525f38c r4:8525f000 [ 1335.462822][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.462868][ T32] r7:dddced40 r6:83018000 r5:8525f38c r4:850eb380 [ 1335.462919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.462968][ T32] r10:61c88647 r9:8535a400 r8:850eb3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.463018][ T32] r4:850eb380 [ 1335.463085][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.463176][ T32] r10:00000000 r9:850eb380 r8:8027ed34 r7:eae31e60 r6:85100b00 r5:8535a400 [ 1335.463201][ T32] r4:00000001 [ 1335.463220][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.463330][ T32] Exception stack(0xeb135fb0 to 0xeb135ff8) [ 1335.463385][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.463416][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.463549][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.463581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.463602][ T32] r4:851a0580 [ 1335.464101][ T32] INFO: task kworker/0:439:4662 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.464168][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.464345][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.464425][ T32] Call trace: [ 1335.464459][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.464582][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.464637][ T32] r4:00000000 [ 1335.464742][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.464850][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.464884][ T32] 1d20: b27f6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.465038][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.465072][ T32] 1d60: 800f0013 ffffffff [ 1335.465126][ T32] r5:800f0013 r4:80239bd0 [ 1335.465151][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.465218][ T32] r4:82ac11e4 [ 1335.465242][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.465287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.465344][ T32] r4:e0691dc0 [ 1335.465411][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.465486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.465516][ T32] r4:00000000 [ 1335.465569][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.465623][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.465644][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.465685][ T32] r5:00001000 r4:ee7d5000 [ 1335.465704][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.465743][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.465816][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.465866][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.465914][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.465935][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.465979][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.465999][ T32] r4:8508b100 [ 1335.466018][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.466060][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.466095][ T32] r4:00000001 [ 1335.466148][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.466187][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.466213][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.466265][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.466295][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1335.466384][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1335.466532][ T32] task:kworker/1:333 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.466578][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.466620][ T32] Call trace: [ 1335.466719][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.466792][ T32] r10:82918644 r9:eb149d84 r8:00000002 r7:60000013 r6:eb149d8c r5:8535b000 [ 1335.466854][ T32] r4:8535b000 [ 1335.466876][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.466918][ T32] r5:8535b000 r4:82918640 [ 1335.466938][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.466977][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.467020][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 [ 1335.467056][ T32] r4:00000000 [ 1335.467114][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.467155][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.467255][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1335.468076][ T32] r10:00000000 r9:85100b80 r8:8027ed34 r7:eb11de60 r6:85100c00 r5:8535b000 ** 19 printk messages dropped ** [ 1335.469170][ T32] 1d60: 800f0013 ffffffff ** 14 printk messages dropped ** [ 1335.469737][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1335.502261][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1335.503178][ T32] r10:82918644 r9:eb14dd84 r8:00000002 r7:60000013 r6:eb14dd8c r5:8535c800 ** 2 printk messages dropped ** [ 1335.503349][ T32] r5:8535c800 r4:82918640 ** 5 printk messages dropped ** [ 1335.503760][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1335.504611][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.504716][ T32] r5:8538ab8c r4:8538a800 [ 1335.504759][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.504845][ T32] r7:ddde2d40 r6:83018200 r5:8538ab8c r4:85100c80 [ 1335.504885][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.504967][ T32] r10:61c88647 r9:8535c800 r8:85100cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.505025][ T32] r4:85100c80 [ 1335.505067][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.505148][ T32] r10:00000000 r9:85100c80 r8:8027ed34 r7:eb149e60 r6:85100d00 r5:8535c800 [ 1335.505193][ T32] r4:00000001 [ 1335.505230][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.505292][ T32] Exception stack(0xeb14dfb0 to 0xeb14dff8) [ 1335.505357][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1335.505416][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.505496][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.505573][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.505622][ T32] r4:850eff00 [ 1335.506469][ T32] INFO: task kworker/1:334:4667 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.506566][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.506689][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.506785][ T32] Call trace: [ 1335.506855][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.506959][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.507011][ T32] r4:00000000 [ 1335.507056][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.507134][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.507196][ T32] 1d20: b2bcf000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.507261][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.507313][ T32] 1d60: 800f0013 ffffffff [ 1335.507362][ T32] r5:800f0013 r4:80239bd0 [ 1335.507405][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.507490][ T32] r4:82ac11e4 [ 1335.507546][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.507638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.507720][ T32] r4:e0691dc0 [ 1335.507785][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.507910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.507968][ T32] r4:00000000 [ 1335.508037][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.508145][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.508227][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1335.508551][ T32] r5:85f9ab8c r4:85f9a800 ** 5 printk messages dropped ** [ 1335.509124][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1335.509833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1335.534998][ T32] r5:85359800 r4:82918640 [ 1335.535045][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.535253][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1335.535486][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1335.536234][ T32] r5:8538af8c r4:8538ac00 ** 1 printk messages dropped ** [ 1335.536382][ T32] r7:ddde2d40 r6:83018200 r5:8538af8c r4:85100d80 [ 1335.536430][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.536539][ T32] r10:61c88647 r9:85359800 r8:85100dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.536590][ T32] r4:85100d80 [ 1335.536630][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.536714][ T32] r10:00000000 r9:85100d80 r8:8027ed34 r7:eb149e60 r6:85100e00 r5:85359800 [ 1335.536756][ T32] r4:00000001 [ 1335.536815][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.536889][ T32] Exception stack(0xeb159fb0 to 0xeb159ff8) [ 1335.536943][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.536998][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.537051][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.537105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.537147][ T32] r4:85113f00 [ 1335.537977][ T32] INFO: task kworker/1:335:4669 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.538045][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.538151][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.538255][ T32] Call trace: [ 1335.538469][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.538589][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 14 printk messages dropped ** [ 1335.539454][ T32] r4:00000000 ** 16 printk messages dropped ** [ 1335.561951][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 16 printk messages dropped ** [ 1335.563133][ T32] r5:8535e000 r4:82918640 ** 3 printk messages dropped ** [ 1335.563419][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1335.564446][ T32] r7:ddde2d40 r6:83018200 r5:8538b78c r4:85100e80 ** 1 printk messages dropped ** [ 1335.564601][ T32] r10:61c88647 r9:8535e000 r8:85100eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.564644][ T32] r4:85100e80 [ 1335.564681][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.564760][ T32] r10:00000000 r9:85100e80 r8:8027ed34 r7:eb149e60 r6:85100f00 r5:8535e000 [ 1335.564804][ T32] r4:00000001 [ 1335.564841][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.564921][ T32] Exception stack(0xeb161fb0 to 0xeb161ff8) [ 1335.565062][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.565145][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.565202][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.565271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.565317][ T32] r4:850fb000 [ 1335.566135][ T32] INFO: task kworker/1:336:4671 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.566211][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.566344][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.566654][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 18 printk messages dropped ** [ 1335.567898][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1335.568465][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1335.568837][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 8 printk messages dropped ** [ 1335.569510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1335.601380][ T32] r5:8535ec00 r4:82918640 [ 1335.601421][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1335.601704][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1335.602223][ T32] r9:83018205 r8:8535ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 ** 8 printk messages dropped ** [ 1335.602861][ T32] r10:61c88647 r9:8535ec00 r8:85100fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 14 printk messages dropped ** [ 1335.604781][ T32] Call trace: ** 13 printk messages dropped ** [ 1335.605779][ T32] r4:e0691dc0 ** 11 printk messages dropped ** [ 1335.606705][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 16 printk messages dropped ** [ 1335.607955][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 11 printk messages dropped ** [ 1335.608899][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1335.609794][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1335.637592][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 13 printk messages dropped ** [ 1335.638241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.638263][ T32] r4:00000000 [ 1335.638309][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.638397][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.638458][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.638505][ T32] r5:00001000 r4:ee7d5000 [ 1335.638544][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.638590][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.638633][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.638652][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.638697][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.638716][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.638761][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.638788][ T32] r4:8508b100 [ 1335.638809][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.638890][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.638930][ T32] r4:00000001 [ 1335.638953][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.638990][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.639042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.639075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.639101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.639129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.639152][ T32] r4:85086c80 [ 1335.639173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.639215][ T32] INFO: task kworker/1:339:4677 blocked for more than 462 seconds. [ 1335.639251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.639277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.639298][ T32] task:kworker/1:339 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.639344][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.639400][ T32] Call trace: [ 1335.639555][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.639639][ T32] r10:82918644 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:8535bc00 [ 1335.639716][ T32] r4:8535bc00 [ 1335.639746][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.639818][ T32] r5:8535bc00 r4:82918640 [ 1335.642185][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.642274][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.642329][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 [ 1335.642379][ T32] r4:00000000 [ 1335.642459][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.642503][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.642544][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.642585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fba40 [ 1335.642608][ T32] r4:00000000 [ 1335.642679][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.642786][ T32] r9:83018205 r8:8535bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1335.642865][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.642952][ T32] r5:00001000 r4:eb191000 [ 1335.642977][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.643054][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.643125][ T32] r5:8539438c r4:85394000 [ 1335.643153][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.643201][ T32] r7:ddde2d40 r6:83018200 r5:8539438c r4:850f9180 [ 1335.643222][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.643267][ T32] r10:61c88647 r9:8535bc00 r8:850f91ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.643289][ T32] r4:850f9180 [ 1335.643308][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.643351][ T32] r10:00000000 r9:850f9180 r8:8027ed34 r7:eb175e60 r6:850f9200 r5:8535bc00 [ 1335.643373][ T32] r4:00000001 [ 1335.643393][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.643429][ T32] Exception stack(0xeb181fb0 to 0xeb181ff8) [ 1335.643485][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.643522][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.643555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.643587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.643609][ T32] r4:850fb6c0 [ 1335.644119][ T32] INFO: task kworker/1:339:4677 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.644245][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.644450][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.644505][ T32] Call trace: [ 1335.644539][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.644593][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.644618][ T32] r4:00000000 [ 1335.644637][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.644674][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.644704][ T32] 1d20: b3181000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.644733][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1335.644982][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1335.645157][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 12 printk messages dropped ** [ 1335.645669][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1335.645897][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1335.646453][ T32] r5:84811800 r4:82918640 ** 2 printk messages dropped ** [ 1335.646600][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 ** 20 printk messages dropped ** [ 1335.647631][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1335.648622][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 20 printk messages dropped ** [ 1335.649755][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.649803][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.649824][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.683603][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1335.683746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.683867][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1335.683939][ T32] r4:8508b100 [ 1335.683988][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.684082][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1335.684137][ T32] r4:00000001 [ 1335.684204][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.684248][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1335.684358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.684416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.684473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.684513][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.684567][ T32] r4:85086c80 [ 1335.684593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1335.684625][ T32] INFO: task kworker/0:441:4681 blocked for more than 462 seconds. [ 1335.684674][ T32] Not tainted 6.15.0-syzkaller #0 [ 1335.684715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.684767][ T32] task:kworker/0:441 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.684936][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.685030][ T32] Call trace: [ 1335.685117][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.685172][ T32] r10:82918644 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:84812400 [ 1335.685245][ T32] r4:84812400 [ 1335.685400][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.685492][ T32] r5:84812400 r4:82918640 [ 1335.685542][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.685627][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.685743][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 ** 3 printk messages dropped ** [ 1335.685891][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1335.686718][ T32] r7:dddced40 r6:83018000 r5:8525ff8c r4:850eb500 ** 7 printk messages dropped ** [ 1335.687317][ T32] Exception stack(0xeb171fb0 to 0xeb171ff8) ** 7 printk messages dropped ** [ 1335.688546][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1335.689008][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1335.689576][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1335.698539][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 7 printk messages dropped ** [ 1335.698935][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 7 printk messages dropped ** [ 1335.699473][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1335.706148][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.706218][ T32] r5:84813000 r4:82918640 ** 2 printk messages dropped ** [ 1335.706383][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 ** 7 printk messages dropped ** [ 1335.706768][ T32] r9:83018205 r8:84813000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 ** 8 printk messages dropped ** [ 1335.707432][ T32] r10:61c88647 r9:84813000 r8:850f92ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1335.708067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1335.709141][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1335.709533][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1335.722980][ T32] r5:00001000 r4:ee7d5000 ** 7 printk messages dropped ** [ 1335.723512][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1335.724019][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1335.725125][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.725205][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 [ 1335.725254][ T32] r4:00000000 [ 1335.725294][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.725369][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.725449][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.725549][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fbd00 [ 1335.725605][ T32] r4:00000000 [ 1335.725648][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.725741][ T32] r9:83018205 r8:84813c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1335.725800][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.725892][ T32] r5:00001000 r4:eb1a5000 [ 1335.725935][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.726009][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.726093][ T32] r5:85394b8c r4:85394800 [ 1335.726140][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.726229][ T32] r7:ddde2d40 r6:83018200 r5:85394b8c r4:850f9300 [ 1335.726253][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.726300][ T32] r10:61c88647 r9:84813c00 r8:850f932c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.726324][ T32] r4:850f9300 [ 1335.726342][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.726385][ T32] r10:00000000 r9:850f9300 r8:8027ed34 r7:eb19de60 r6:850eb680 r5:84813c00 [ 1335.726407][ T32] r4:00000001 [ 1335.726479][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.726550][ T32] Exception stack(0xeb1a9fb0 to 0xeb1a9ff8) [ 1335.726639][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.726704][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.726758][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.726823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.726886][ T32] r4:850fbc80 [ 1335.727699][ T32] INFO: task kworker/1:341:4684 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.727789][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.727936][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1335.728219][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 10 printk messages dropped ** [ 1335.728757][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1335.729188][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1335.729820][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 15 printk messages dropped ** [ 1335.754037][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1335.754405][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 19 printk messages dropped ** [ 1335.755414][ T32] Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) ** 15 printk messages dropped ** [ 1335.756602][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 20 printk messages dropped ** [ 1335.757819][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 21 printk messages dropped ** [ 1335.758939][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1335.759353][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1335.781238][ T32] r5:8539578c r4:85395400 ** 3 printk messages dropped ** [ 1335.781527][ T32] r10:61c88647 r9:84815400 r8:850f942c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.781584][ T32] r4:850f9400 [ 1335.781646][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.781772][ T32] r10:00000000 r9:850f9400 r8:8027ed34 r7:eb1b1e60 r6:850eb780 r5:84815400 [ 1335.781839][ T32] r4:00000001 [ 1335.781883][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.781973][ T32] Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) [ 1335.782042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1335.782109][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.782185][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1335.782253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1335.782330][ T32] r4:850fbe80 [ 1335.783166][ T32] INFO: task kworker/1:343:4689 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1335.783264][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.783440][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.783552][ T32] Call trace: [ 1335.783650][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1335.783797][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1335.783854][ T32] r4:00000000 [ 1335.783902][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1335.783984][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1335.784080][ T32] 1d20: b402b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1335.784168][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1335.784226][ T32] 1d60: 800f0013 ffffffff [ 1335.784284][ T32] r5:800f0013 r4:80239bd0 [ 1335.784333][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1335.784427][ T32] r4:82ac11e4 [ 1335.784474][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1335.784572][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1335.784629][ T32] r4:e0691dc0 [ 1335.784677][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.784772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1335.784835][ T32] r4:00000000 [ 1335.784887][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.785003][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1335.785083][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.785251][ T32] r5:00001000 r4:ee7d5000 [ 1335.785304][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.785400][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.785496][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.785547][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1335.786317][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1335.787006][ T32] r5:84816000 r4:82918640 ** 11 printk messages dropped ** [ 1335.787407][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 20 printk messages dropped ** [ 1335.788465][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 27 printk messages dropped ** [ 1335.813196][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 17 printk messages dropped ** [ 1335.814217][ T32] task:kworker/1:345 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.814561][ T32] r5:84816c00 r4:82918640 [ 1335.814583][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.814624][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.814705][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 [ 1335.814791][ T32] r4:00000000 [ 1335.814859][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.814957][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.815056][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.815157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f240 [ 1335.815214][ T32] r4:00000000 [ 1335.815267][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.815378][ T32] r9:83018205 r8:84816c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1335.815431][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.815542][ T32] r5:00001000 r4:eb1cd000 [ 1335.815593][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.815706][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.815811][ T32] r5:85395b8c r4:85395800 [ 1335.815860][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.815960][ T32] r7:ddde2d40 r6:83018200 r5:85395b8c r4:850f9500 [ 1335.816013][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1335.816705][ T32] r4:8510f100 ** 14 printk messages dropped ** [ 1335.817858][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1335.818477][ T32] r5:85f9ab8c r4:85f9a800 ** 11 printk messages dropped ** [ 1335.819059][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1335.835358][ T32] r5:84ae8000 r4:82918640 ** 7 printk messages dropped ** [ 1335.835692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f700 ** 19 printk messages dropped ** [ 1335.836576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1335.837898][ T32] r4:e0691dc0 ** 11 printk messages dropped ** [ 1335.838294][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 14 printk messages dropped ** [ 1335.838784][ T32] INFO: task kworker/1:347:4696 blocked for more than 462 seconds. ** 9 printk messages dropped ** [ 1335.839386][ T32] r5:85360c00 r4:82918640 ** 7 printk messages dropped ** [ 1335.839655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f3c0 [ 1335.839724][ T32] r4:00000000 [ 1335.839749][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.839796][ T32] r9:83018205 r8:85360c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1335.839818][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.852963][ T32] r5:00001000 r4:eb1db000 [ 1335.853005][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.853067][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.853111][ T32] r5:85395f8c r4:85395c00 [ 1335.853157][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.853210][ T32] r7:ddde2d40 r6:83018200 r5:85395f8c r4:850f9600 [ 1335.853258][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.853309][ T32] r10:61c88647 r9:85360c00 r8:850f962c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.853334][ T32] r4:850f9600 [ 1335.853355][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.853402][ T32] r10:00000000 r9:850f9600 r8:8027ed34 r7:eb1d9e60 r6:850f9680 r5:85360c00 [ 1335.853426][ T32] r4:00000001 [ 1335.853445][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.853481][ T32] Exception stack(0xeb195fb0 to 0xeb195ff8) [ 1335.853510][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1335.853559][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1335.854925][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1335.855305][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1335.855566][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 15 printk messages dropped ** [ 1335.856119][ T32] task:kworker/1:348 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1335.856601][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1335.857120][ T32] r5:00001000 r4:eb1e1000 ** 6 printk messages dropped ** [ 1335.857465][ T32] r10:61c88647 r9:85362400 r8:850f972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1335.857941][ T32] r4:8510f300 ** 3 printk messages dropped ** [ 1335.858396][ T32] Call trace: ** 7 printk messages dropped ** [ 1335.858722][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1335.858986][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1335.859216][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1335.859737][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1335.883214][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1335.883553][ T32] task:kworker/1:349 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1335.883914][ T32] r5:85361800 r4:82918640 ** 1 printk messages dropped ** [ 1335.884023][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.884068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 [ 1335.884094][ T32] r4:00000000 [ 1335.884114][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.884179][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.884224][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.884267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f980 [ 1335.884295][ T32] r4:00000000 [ 1335.884317][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.884364][ T32] r9:83018205 r8:85361800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [ 1335.884386][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.884427][ T32] r5:00001000 r4:eb1f5000 [ 1335.884447][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.884551][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.884599][ T32] r5:85396b8c r4:85396800 [ 1335.884628][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.884706][ T32] r7:ddde2d40 r6:83018200 r5:85396b8c r4:850f9800 [ 1335.884732][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.884781][ T32] r10:61c88647 r9:85361800 r8:850f982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.884803][ T32] r4:850f9800 [ 1335.884823][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.884905][ T32] r10:00000000 r9:850f9800 r8:8027ed34 r7:eb1d9e60 r6:850f9880 r5:85361800 [ 1335.884933][ T32] r4:00000001 [ 1335.884952][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1335.884987][ T32] Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) [ 1335.885014][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1335.885044][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1335.885071][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1335.886287][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1335.887098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 20 printk messages dropped ** [ 1335.888592][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1335.889568][ T32] r5:85363c00 r4:82918640 ** 2 printk messages dropped ** [ 1335.889698][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 ** 22 printk messages dropped ** [ 1335.906224][ T32] Exception stack(0xeb201fb0 to 0xeb201ff8) ** 13 printk messages dropped ** [ 1335.907286][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 17 printk messages dropped ** [ 1335.907970][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 19 printk messages dropped ** [ 1335.908652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1335.908675][ T32] task:kworker/1:351 state:D stack:0 pid:4705 tgid:4705 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1335.908767][ T32] Workqueue: events bpf_prog_free_deferred [ 1335.908815][ T32] Call trace: [ 1335.908961][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1335.909085][ T32] r10:82918644 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:85364800 [ 1335.909112][ T32] r4:85364800 [ 1335.909132][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1335.909172][ T32] r5:85364800 r4:82918640 [ 1335.909193][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.909234][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.909278][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 [ 1335.909300][ T32] r4:00000000 [ 1335.909319][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.909356][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.909391][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.909454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117040 [ 1335.909508][ T32] r4:00000000 [ 1335.909535][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.909580][ T32] r9:83018205 r8:85364800 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [ 1335.909645][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.909692][ T32] r5:00001000 r4:eb21d000 ** 7 printk messages dropped ** [ 1335.923085][ T32] r4:850f9a00 ** 12 printk messages dropped ** [ 1335.924314][ T32] Workqueue: events bpf_prog_free_deferred ** 16 printk messages dropped ** [ 1335.925597][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 20 printk messages dropped ** [ 1335.926659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1335.927515][ T32] r5:85365400 r4:82918640 ** 5 printk messages dropped ** [ 1335.927749][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 20 printk messages dropped ** [ 1335.928510][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 23 printk messages dropped ** [ 1335.951432][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 18 printk messages dropped ** [ 1335.954353][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1335.956585][ T32] r5:85360000 r4:82918640 [ 1335.956615][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1335.956657][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1335.956711][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 [ 1335.956735][ T32] r4:00000000 [ 1335.956761][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1335.956866][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1335.956919][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1335.956966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fbe80 [ 1335.956990][ T32] r4:00000000 [ 1335.957011][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1335.957121][ T32] r9:83018205 r8:85360000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1335.957148][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1335.957190][ T32] r5:00001000 r4:eb217000 [ 1335.957283][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1335.957326][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1335.957374][ T32] r5:8539778c r4:85397400 [ 1335.957454][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.957501][ T32] r7:ddde2d40 r6:83018200 r5:8539778c r4:850f9c00 [ 1335.957522][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1335.957577][ T32] r10:61c88647 r9:85360000 r8:850f9c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1335.957600][ T32] r4:850f9c00 [ 1335.957653][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1335.957705][ T32] r10:00000000 r9:850f9c00 r8:8027ed34 r7:eb20de60 r6:850f9c80 r5:85360000 [ 1335.957730][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1335.958432][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1335.984032][ T32] r5:85f9ab8c r4:85f9a800 [ 1335.984060][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1335.984168][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 1 printk messages dropped ** [ 1335.984303][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 16 printk messages dropped ** [ 1335.987092][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1335.988122][ T32] r5:85366000 r4:82918640 ** 7 printk messages dropped ** [ 1335.989448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117140 ** 18 printk messages dropped ** [ 1336.013829][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1336.015848][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1336.016426][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1336.017297][ T32] task:kworker/1:355 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1336.018401][ T32] r7:ddde2d40 r6:83018200 r5:8539c78c r4:850f9e00 ** 15 printk messages dropped ** [ 1336.019353][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.019458][ T32] Call trace: [ 1336.019511][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.019590][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.019614][ T32] r4:00000000 [ 1336.019633][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.019714][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.019783][ T32] 1d20: b5a84000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.019815][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.036989][ T32] 1d60: 800f0013 ffffffff [ 1336.037136][ T32] r5:800f0013 r4:80239bd0 [ 1336.037170][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.037237][ T32] r4:82ac11e4 [ 1336.037259][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.037338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.037375][ T32] r4:e0691dc0 [ 1336.037398][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.037441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.037465][ T32] r4:00000000 [ 1336.037524][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.037576][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.037635][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 14 printk messages dropped ** [ 1336.038269][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 15 printk messages dropped ** [ 1336.039105][ T32] r5:85363000 r4:82918640 ** 2 printk messages dropped ** [ 1336.039224][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 ** 19 printk messages dropped ** [ 1336.050841][ T32] r10:00000000 r9:850f9f00 r8:8027ed34 r7:eb225e60 r6:850f9f80 r5:85363000 ** 25 printk messages dropped ** [ 1336.052473][ T32] r4:e0691dc0 ** 15 printk messages dropped ** [ 1336.053131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1336.053768][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.053819][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.053873][ T32] task:kworker/1:357 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.053923][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.053999][ T32] Call trace: [ 1336.054053][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.054134][ T32] r10:82918644 r9:eb239d84 r8:00000002 r7:60000013 r6:eb239d8c r5:85355400 [ 1336.054160][ T32] r4:85355400 [ 1336.054179][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.054239][ T32] r5:85355400 r4:82918640 [ 1336.054262][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.054302][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.054347][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 [ 1336.054369][ T32] r4:00000000 [ 1336.054407][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.054475][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.054517][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.054582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117600 [ 1336.054607][ T32] r4:00000000 [ 1336.054626][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.054700][ T32] r9:83018205 r8:85355400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1336.054731][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.054808][ T32] r5:00001000 r4:e051f000 [ 1336.054828][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.054907][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.054966][ T32] r5:8539cb8c r4:8539c800 [ 1336.054988][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.055040][ T32] r7:ddde2d40 r6:83018200 r5:8539cb8c r4:850f7000 [ 1336.055102][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.055152][ T32] r10:61c88647 r9:85355400 r8:850f702c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.055206][ T32] r4:850f7000 [ 1336.055229][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.055314][ T32] r10:00000000 r9:850f7000 r8:8027ed34 r7:eb225e60 r6:850f7080 r5:85355400 [ 1336.055368][ T32] r4:00000001 [ 1336.055390][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.055426][ T32] Exception stack(0xeb239fb0 to 0xeb239ff8) [ 1336.055454][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.055482][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.056117][ T32] Call trace: ** 6 printk messages dropped ** [ 1336.056373][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1336.056734][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.057116][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 6 printk messages dropped ** [ 1336.057323][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.057594][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.058003][ T32] r5:85368000 r4:82918640 ** 3 printk messages dropped ** [ 1336.058163][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1336.058499][ T32] r5:00001000 r4:e07db000 ** 12 printk messages dropped ** [ 1336.059070][ T32] Exception stack(0xeb23dfb0 to 0xeb23dff8) ** 16 printk messages dropped ** [ 1336.081992][ T32] 1d60: 800f0013 ffffffff ** 14 printk messages dropped ** [ 1336.082657][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1336.084556][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.085017][ T32] r5:85368c00 r4:82918640 ** 2 printk messages dropped ** [ 1336.085269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 ** 7 printk messages dropped ** [ 1336.085786][ T32] r9:83018205 r8:85368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 ** 8 printk messages dropped ** [ 1336.086219][ T32] r10:61c88647 r9:85368c00 r8:850f722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1336.086352][ T32] r4:00000001 [ 1336.086370][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.086403][ T32] Exception stack(0xeb241fb0 to 0xeb241ff8) [ 1336.086429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.086456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.086514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.086568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.086593][ T32] r4:85117640 [ 1336.087119][ T32] INFO: task kworker/1:359:4720 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.087179][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.087287][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.087360][ T32] Call trace: [ 1336.087392][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.087440][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.087463][ T32] r4:00000000 [ 1336.087507][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.087557][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.087609][ T32] 1d20: b6772000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.087646][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.087708][ T32] 1d60: 800f0013 ffffffff [ 1336.087754][ T32] r5:800f0013 r4:80239bd0 [ 1336.087776][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.087841][ T32] r4:82ac11e4 [ 1336.087893][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.087939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.087982][ T32] r4:e0691dc0 [ 1336.088028][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.088093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.088118][ T32] r4:00000000 [ 1336.088159][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.088225][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.088254][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.088296][ T32] r5:00001000 r4:ee7d5000 [ 1336.088316][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.088376][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.088446][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.088477][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.088549][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.088578][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.088639][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.088664][ T32] r4:8508b100 [ 1336.088705][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.088757][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.088786][ T32] r4:00000001 [ 1336.088807][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1336.088974][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1336.089791][ T32] r10:82918644 r9:eb249d84 r8:00000002 r7:60000113 r6:eb249d8c r5:85369800 ** 2 printk messages dropped ** [ 1336.114377][ T32] r5:85369800 r4:82918640 ** 1 printk messages dropped ** [ 1336.114554][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.115261][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.115995][ T32] r4:850f7300 ** 6 printk messages dropped ** [ 1336.116462][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1336.118900][ T32] r4:e0691dc0 ** 11 printk messages dropped ** [ 1336.119502][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 6 printk messages dropped ** [ 1336.134653][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1336.135133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1336.135697][ T32] r5:8536b000 r4:82918640 [ 1336.135746][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.136024][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1336.136524][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1336.137172][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.138468][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1336.139079][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1336.139533][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.161395][ T32] r4:8508b100 ** 2 printk messages dropped ** [ 1336.161497][ T32] r4:00000001 [ 1336.161576][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.161620][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.161767][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.161801][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.161945][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.161985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.162850][ T32] r4:85086c80 [ 1336.162879][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.163160][ T32] INFO: task kworker/1:361:4728 blocked for more than 462 seconds. [ 1336.163409][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.163438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.163462][ T32] task:kworker/1:361 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.163522][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.163689][ T32] Call trace: [ 1336.163811][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.163863][ T32] r10:82918644 r9:eb245d84 r8:00000002 r7:60000013 r6:eb245d8c r5:8536bc00 [ 1336.164060][ T32] r4:8536bc00 [ 1336.164085][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.164164][ T32] r5:8536bc00 r4:82918640 [ 1336.164265][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.164362][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.164465][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb245e08 [ 1336.164525][ T32] r4:00000000 [ 1336.164569][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.164652][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.164777][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.164935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de040 [ 1336.165031][ T32] r4:00000000 [ 1336.165091][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.165192][ T32] r9:83018205 r8:8536bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1336.165241][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.165332][ T32] r5:00001000 r4:eaaed000 [ 1336.165380][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.165531][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.165713][ T32] r5:8539e38c r4:8539e000 [ 1336.165804][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.165893][ T32] r7:ddde2d40 r6:83018200 r5:8539e38c r4:850f7480 [ 1336.165918][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.165964][ T32] r10:61c88647 r9:8536bc00 r8:850f74ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.165986][ T32] r4:850f7480 [ 1336.166176][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.166243][ T32] r10:00000000 r9:850f7480 r8:8027ed34 r7:eb241e60 r6:850f7500 r5:8536bc00 [ 1336.166269][ T32] r4:00000001 [ 1336.166287][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.166358][ T32] Exception stack(0xeb245fb0 to 0xeb245ff8) [ 1336.166495][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.166569][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.166600][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.166674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.166846][ T32] r4:85117e40 [ 1336.167396][ T32] INFO: task kworker/1:361:4728 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.167436][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.167698][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.167786][ T32] Call trace: [ 1336.167839][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.167893][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.167946][ T32] r4:00000000 [ 1336.168011][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.168053][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.168084][ T32] 1d20: b7312000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.168221][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.168312][ T32] 1d60: 800f0013 ffffffff [ 1336.168364][ T32] r5:800f0013 r4:80239bd0 [ 1336.168388][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.168430][ T32] r4:82ac11e4 [ 1336.168503][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.168554][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.168576][ T32] r4:e0691dc0 [ 1336.168595][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.168665][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.168692][ T32] r4:00000000 [ 1336.168738][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.168803][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.168827][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.168894][ T32] r5:00001000 r4:ee7d5000 [ 1336.168917][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.168956][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.168999][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.169024][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.169161][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.169190][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.169237][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.169309][ T32] r4:8508b100 [ 1336.169338][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.169466][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.169557][ T32] r4:00000001 [ 1336.169618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.169694][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.169750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.169811][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.179144][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.179222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.179250][ T32] r4:85086c80 [ 1336.179553][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.179592][ T32] INFO: task kworker/1:362:4729 blocked for more than 462 seconds. [ 1336.179627][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.179652][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.179713][ T32] task:kworker/1:362 state:D stack:0 pid:4729 tgid:4729 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.179884][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.180512][ T32] Call trace: ** 2 printk messages dropped ** [ 1336.180662][ T32] r4:84aea400 ** 1 printk messages dropped ** [ 1336.180729][ T32] r5:84aea400 r4:82918640 [ 1336.180748][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.180794][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.180861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 ** 4 printk messages dropped ** [ 1336.181186][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117f00 ** 9 printk messages dropped ** [ 1336.181928][ T32] r7:ddde2d40 r6:83018200 r5:8539db8c r4:850f7580 ** 2 printk messages dropped ** [ 1336.182174][ T32] r4:850f7580 ** 2 printk messages dropped ** [ 1336.182390][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1336.182636][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.183931][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1336.185992][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.186051][ T32] r4:00000000 [ 1336.186554][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.186612][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.186768][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.186814][ T32] r5:00001000 r4:ee7d5000 [ 1336.186855][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.186900][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.186941][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.187686][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.187748][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.187802][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.187994][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.188089][ T32] r4:8508b100 [ 1336.188120][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.188214][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.188239][ T32] r4:00000001 [ 1336.188259][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.188295][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.188322][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.188431][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.188465][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.188689][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.188726][ T32] r4:85086c80 [ 1336.188882][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.188939][ T32] INFO: task kworker/1:363:4732 blocked for more than 462 seconds. [ 1336.189067][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.189230][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.189445][ T32] task:kworker/1:363 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.189619][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.189670][ T32] Call trace: [ 1336.189817][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.224241][ T32] r10:82918644 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:84ae9800 [ 1336.224314][ T32] r4:84ae9800 [ 1336.224352][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.224454][ T32] r5:84ae9800 r4:82918640 [ 1336.224560][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.224636][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.224716][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 [ 1336.224754][ T32] r4:00000000 [ 1336.224804][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.224895][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.224968][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.225035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510ff00 [ 1336.225071][ T32] r4:00000000 [ 1336.225104][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.225276][ T32] r9:83018205 r8:84ae9800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1336.225317][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.225422][ T32] r5:00001000 r4:eaab1000 [ 1336.225514][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.225589][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1336.226682][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1336.229218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 15 printk messages dropped ** [ 1336.248696][ T32] r4:8508b100 ** 8 printk messages dropped ** [ 1336.249326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1336.265102][ T32] r5:8536c800 r4:82918640 ** 1 printk messages dropped ** [ 1336.265305][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1336.265552][ T32] r4:00000000 [ 1336.265593][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.265672][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.265759][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.265853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de440 [ 1336.265909][ T32] r4:00000000 [ 1336.265955][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.266054][ T32] r9:83018205 r8:8536c800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1336.266121][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.266213][ T32] r5:00001000 r4:eabd1000 [ 1336.266292][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.266427][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.266526][ T32] r5:8539ef8c r4:8539ec00 [ 1336.266598][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.266708][ T32] r7:ddde2d40 r6:83018200 r5:8539ef8c r4:850f7680 [ 1336.266768][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.266868][ T32] r10:61c88647 r9:8536c800 r8:850f76ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.266913][ T32] r4:850f7680 [ 1336.266971][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.267070][ T32] r10:00000000 r9:850f7680 r8:8027ed34 r7:eb245e60 r6:850f7700 r5:8536c800 [ 1336.267142][ T32] r4:00000001 [ 1336.267212][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.267305][ T32] Exception stack(0xeb24dfb0 to 0xeb24dff8) [ 1336.267369][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.267434][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.267506][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.267569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.267618][ T32] r4:850de280 [ 1336.268413][ T32] INFO: task kworker/1:364:4734 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.268510][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.268689][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.268795][ T32] Call trace: [ 1336.268862][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.268954][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.268999][ T32] r4:00000000 [ 1336.269053][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.269149][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.269231][ T32] 1d20: b7d3b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.269297][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.269362][ T32] 1d60: 800f0013 ffffffff [ 1336.269415][ T32] r5:800f0013 r4:80239bd0 [ 1336.269486][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.269576][ T32] r4:82ac11e4 [ 1336.269618][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.269696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.269742][ T32] r4:e0691dc0 [ 1336.269781][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.285417][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.285572][ T32] r4:00000000 [ 1336.285626][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.285753][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.285977][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.286078][ T32] r5:00001000 r4:ee7d5000 [ 1336.286124][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.286212][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.286307][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.286354][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.286459][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.286507][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.286706][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.286791][ T32] r4:8508b100 [ 1336.286859][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.286951][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.287031][ T32] r4:00000001 [ 1336.287093][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1336.287474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.288191][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.288632][ T32] r5:8536d400 r4:82918640 [ 1336.288678][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.288902][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.289113][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1336.289650][ T32] r5:00001000 r4:eab61000 ** 3 printk messages dropped ** [ 1336.302793][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1336.302961][ T32] r10:61c88647 r9:8536d400 r8:850f77ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1336.303097][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.303211][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1336.303870][ T32] INFO: task kworker/1:365:4735 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.303915][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.303982][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.304088][ T32] Call trace: [ 1336.304125][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.304177][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.304229][ T32] r4:00000000 [ 1336.304253][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.304342][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.304376][ T32] 1d20: b8461000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.304405][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.304428][ T32] 1d60: 800f0013 ffffffff [ 1336.304452][ T32] r5:800f0013 r4:80239bd0 [ 1336.304471][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.304514][ T32] r4:82ac11e4 [ 1336.304551][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.304596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.304618][ T32] r4:e0691dc0 [ 1336.304637][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.304678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.304731][ T32] r4:00000000 [ 1336.304774][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.304847][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.304873][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.304936][ T32] r5:00001000 r4:ee7d5000 [ 1336.304980][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.305023][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.305064][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.305098][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.305146][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.305166][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.305225][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.305250][ T32] r4:8508b100 [ 1336.305268][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.305333][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.305359][ T32] r4:00000001 [ 1336.305379][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.305415][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.305440][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.305504][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.305542][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.305583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.305608][ T32] r4:85086c80 [ 1336.305642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.305674][ T32] INFO: task kworker/1:366:4738 blocked for more than 462 seconds. [ 1336.305709][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.305733][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.305775][ T32] task:kworker/1:366 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.305842][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.305888][ T32] Call trace: [ 1336.305939][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.305989][ T32] r10:82918644 r9:eb265d84 r8:00000002 r7:60000013 r6:eb265d8c r5:8536e000 [ 1336.306011][ T32] r4:8536e000 [ 1336.306030][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.306069][ T32] r5:8536e000 r4:82918640 [ 1336.306143][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.306188][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.306232][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 [ 1336.306254][ T32] r4:00000000 [ 1336.306272][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.306329][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.306369][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1336.306544][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.306881][ T32] r4:850f7880 ** 5 printk messages dropped ** [ 1336.307040][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.307638][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.307953][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1336.308142][ T32] r4:e0691dc0 ** 11 printk messages dropped ** [ 1336.308595][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 11 printk messages dropped ** [ 1336.309116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.309141][ T32] r4:85086c80 [ 1336.309174][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.309230][ T32] INFO: task kworker/1:367:4740 blocked for more than 462 seconds. [ 1336.309262][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.309285][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.309350][ T32] task:kworker/1:367 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.309428][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.309493][ T32] Call trace: [ 1336.309570][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.309629][ T32] r10:82918644 r9:eb261d84 r8:00000002 r7:60000113 r6:eb261d8c r5:8536a400 [ 1336.309654][ T32] r4:8536a400 [ 1336.309672][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.309732][ T32] r5:8536a400 r4:82918640 [ 1336.309754][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.309793][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.328035][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 [ 1336.328095][ T32] r4:00000000 [ 1336.328122][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.328182][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.328225][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.328266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de840 [ 1336.328288][ T32] r4:00000000 [ 1336.328339][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.328390][ T32] r9:83018205 r8:8536a400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1336.328433][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.328487][ T32] r5:00001000 r4:eac31000 [ 1336.328508][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.328553][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.328595][ T32] r5:8539f78c r4:8539f400 [ 1336.328634][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.328717][ T32] r7:ddde2d40 r6:83018200 r5:8539f78c r4:850f7980 [ 1336.328756][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.328814][ T32] r10:61c88647 r9:8536a400 r8:850f79ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.328838][ T32] r4:850f7980 [ 1336.328857][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.328934][ T32] r10:00000000 r9:850f7980 r8:8027ed34 r7:eb24de60 r6:850f7a00 r5:8536a400 [ 1336.328990][ T32] r4:00000001 [ 1336.329031][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.329100][ T32] Exception stack(0xeb261fb0 to 0xeb261ff8) [ 1336.329135][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.329163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.329189][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.329247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.329273][ T32] r4:850de480 [ 1336.329915][ T32] INFO: task kworker/1:367:4740 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.342582][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.342688][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.342795][ T32] Call trace: [ 1336.342838][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.342895][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.342919][ T32] r4:00000000 [ 1336.342960][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.343024][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.343059][ T32] 1d20: b8e59000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.343087][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.343111][ T32] 1d60: 800f0013 ffffffff [ 1336.343154][ T32] r5:800f0013 r4:80239bd0 [ 1336.343178][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.343241][ T32] r4:82ac11e4 [ 1336.343275][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.343330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.343364][ T32] r4:e0691dc0 [ 1336.343386][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.343471][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.343499][ T32] r4:00000000 [ 1336.343525][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.343574][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.343596][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.343638][ T32] r5:00001000 r4:ee7d5000 [ 1336.343691][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.343753][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.343820][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.343869][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.343919][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.343939][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.343985][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.344006][ T32] r4:8508b100 [ 1336.344046][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.344094][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.344116][ T32] r4:00000001 [ 1336.344139][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.344175][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.344203][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.344251][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.344284][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.344316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.344337][ T32] r4:85086c80 [ 1336.344358][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.344387][ T32] INFO: task kworker/1:368:4741 blocked for more than 462 seconds. [ 1336.344420][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.344445][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.344465][ T32] task:kworker/1:368 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.344535][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.344603][ T32] Call trace: [ 1336.344661][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.344707][ T32] r10:82918644 r9:eb26dd84 r8:00000002 r7:60000113 r6:eb26dd8c r5:8535d400 [ 1336.344750][ T32] r4:8535d400 [ 1336.344773][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.344813][ T32] r5:8535d400 r4:82918640 [ 1336.344832][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.344887][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.344939][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 [ 1336.344965][ T32] r4:00000000 [ 1336.344984][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.345030][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.345070][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.345111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de7c0 [ 1336.345152][ T32] r4:00000000 [ 1336.345175][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.345233][ T32] r9:83018205 r8:8535d400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1336.345257][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.345298][ T32] r5:00001000 r4:eac11000 [ 1336.345318][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.345356][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.345412][ T32] r5:8539f38c r4:8539f000 [ 1336.345443][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.345509][ T32] r7:ddde2d40 r6:83018200 r5:8539f38c r4:850f7a80 [ 1336.345538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.345583][ T32] r10:61c88647 r9:8535d400 r8:850f7aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.345604][ T32] r4:850f7a80 [ 1336.345623][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.345666][ T32] r10:00000000 r9:850f7a80 r8:8027ed34 r7:eb261e60 r6:850f7b00 r5:8535d400 [ 1336.345688][ T32] r4:00000001 [ 1336.345706][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.345764][ T32] Exception stack(0xeb26dfb0 to 0xeb26dff8) [ 1336.345794][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.345834][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.345884][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.345924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.345951][ T32] r4:850de480 [ 1336.346410][ T32] INFO: task kworker/1:368:4741 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.346473][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.346555][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.346648][ T32] Call trace: [ 1336.346725][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.346800][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.346826][ T32] r4:00000000 [ 1336.346846][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.346884][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.346913][ T32] 1d20: b8e59000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.346963][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.346998][ T32] 1d60: 800f0013 ffffffff [ 1336.347130][ T32] r5:800f0013 r4:80239bd0 [ 1336.347156][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.347198][ T32] r4:82ac11e4 [ 1336.347239][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.347345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.347370][ T32] r4:e0691dc0 [ 1336.347408][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.347453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.347475][ T32] r4:00000000 [ 1336.347494][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.347547][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.347595][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.347654][ T32] r5:00001000 r4:ee7d5000 [ 1336.347710][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.347762][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.347802][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.347821][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.347878][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.347931][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.348002][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.348027][ T32] r4:8508b100 [ 1336.348068][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.348118][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.348140][ T32] r4:00000001 [ 1336.348159][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.348194][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.348219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.348246][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.348282][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1336.348414][ T32] INFO: task kworker/1:369:4744 blocked for more than 462 seconds. ** 1 printk messages dropped ** [ 1336.348465][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.348486][ T32] task:kworker/1:369 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.348536][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.348577][ T32] Call trace: [ 1336.348626][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.348677][ T32] r10:82918644 r9:eb269d84 r8:00000002 r7:60000113 r6:eb269d8c r5:85420000 [ 1336.348725][ T32] r4:85420000 [ 1336.348747][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.348786][ T32] r5:85420000 r4:82918640 [ 1336.348805][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.348865][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.348935][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb269e08 [ 1336.348972][ T32] r4:00000000 [ 1336.349016][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.349092][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.349131][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.349172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dec40 [ 1336.349219][ T32] r4:00000000 [ 1336.349241][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.349306][ T32] r9:83018205 r8:85420000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [ 1336.349333][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.349375][ T32] r5:00001000 r4:eaca9000 [ 1336.349395][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.349453][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.349496][ T32] r5:8539ff8c r4:8539fc00 [ 1336.349539][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.349587][ T32] r7:ddde2d40 r6:83018200 r5:8539ff8c r4:850f7b80 [ 1336.349607][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.349674][ T32] r10:61c88647 r9:85420000 r8:850f7bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.349719][ T32] r4:850f7b80 [ 1336.349740][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.349825][ T32] r10:00000000 r9:850f7b80 r8:8027ed34 r7:eb261e60 r6:850f7c00 r5:85420000 [ 1336.349860][ T32] r4:00000001 [ 1336.349943][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.358186][ T32] Exception stack(0xeb269fb0 to 0xeb269ff8) [ 1336.358231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.358264][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.358291][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.358330][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.358358][ T32] r4:850de9c0 [ 1336.358798][ T32] INFO: task kworker/1:369:4744 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.358848][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.358930][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.359054][ T32] Call trace: [ 1336.359110][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 1 printk messages dropped ** [ 1336.359199][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.359366][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1336.359531][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.359750][ T32] r4:e0691dc0 [ 1336.359837][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1336.370438][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 6 printk messages dropped ** [ 1336.370760][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 7 printk messages dropped ** [ 1336.371066][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 5 printk messages dropped ** [ 1336.371297][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1336.371817][ T32] r5:85420c00 r4:82918640 ** 7 printk messages dropped ** [ 1336.372070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dea00 ** 12 printk messages dropped ** [ 1336.372739][ T32] r4:850f7c80 ** 5 printk messages dropped ** [ 1336.372963][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.373648][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1336.374316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 6 printk messages dropped ** [ 1336.374574][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1336.374940][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1336.375125][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 9 printk messages dropped ** [ 1336.375423][ T32] task:kworker/1:371 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.375466][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.375545][ T32] Call trace: [ 1336.375632][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.375791][ T32] r10:82918644 r9:eb271d84 r8:00000002 r7:60000113 r6:eb271d8c r5:85421800 [ 1336.375851][ T32] r4:85421800 [ 1336.375873][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.375914][ T32] r5:85421800 r4:82918640 [ 1336.375966][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.376011][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.376055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 [ 1336.376077][ T32] r4:00000000 [ 1336.376095][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.376168][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.376234][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.376278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850decc0 [ 1336.376346][ T32] r4:00000000 [ 1336.376402][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.376449][ T32] r9:83018205 r8:85421800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1336.376472][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.376513][ T32] r5:00001000 r4:ead37000 [ 1336.376539][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.376576][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.376616][ T32] r5:853e438c r4:853e4000 [ 1336.376681][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.376728][ T32] r7:ddde2d40 r6:83018200 r5:853e438c r4:850f7d80 [ 1336.376748][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.376792][ T32] r10:61c88647 r9:85421800 r8:850f7dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.376813][ T32] r4:850f7d80 [ 1336.376831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.376875][ T32] r10:00000000 r9:850f7d80 r8:8027ed34 r7:eb269e60 r6:850f7e00 r5:85421800 [ 1336.376909][ T32] r4:00000001 [ 1336.376931][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.376965][ T32] Exception stack(0xeb271fb0 to 0xeb271ff8) [ 1336.376990][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.377018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.377074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.377105][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.377139][ T32] r4:850de940 [ 1336.377479][ T32] INFO: task kworker/1:371:4747 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.377534][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.377615][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.377684][ T32] Call trace: [ 1336.377717][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.377766][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.377788][ T32] r4:00000000 [ 1336.377807][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.377865][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.377898][ T32] 1d20: b920b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.377926][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.377979][ T32] 1d60: 800f0013 ffffffff [ 1336.378009][ T32] r5:800f0013 r4:80239bd0 [ 1336.378051][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.378096][ T32] r4:82ac11e4 [ 1336.378115][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.378157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.378202][ T32] r4:e0691dc0 [ 1336.378225][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.378266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.378288][ T32] r4:00000000 [ 1336.378306][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.378370][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.378416][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.378461][ T32] r5:00001000 r4:ee7d5000 [ 1336.378480][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.378523][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.378565][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.378584][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.378663][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.378707][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.378776][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.378812][ T32] r4:8508b100 [ 1336.378858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.378906][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.378977][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.379120][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.379402][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.379793][ T32] r5:85422400 r4:82918640 [ 1336.379863][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.400450][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1336.400509][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.400626][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.400717][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1336.400886][ T32] r5:853e478c r4:853e4400 ** 3 printk messages dropped ** [ 1336.401023][ T32] r10:61c88647 r9:85422400 r8:850f7eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1336.401180][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1336.401431][ T32] r4:850ded80 [ 1336.401900][ T32] INFO: task kworker/1:372:4751 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.401960][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.402055][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.402136][ T32] Call trace: [ 1336.402197][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.402267][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.402294][ T32] r4:00000000 [ 1336.402313][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.402351][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.402380][ T32] 1d20: b97c6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.402429][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.402479][ T32] 1d60: 800f0013 ffffffff [ 1336.402505][ T32] r5:800f0013 r4:80239bd0 [ 1336.402543][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.402609][ T32] r4:82ac11e4 [ 1336.402654][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.402701][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.402742][ T32] r4:e0691dc0 [ 1336.402765][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.402806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.402828][ T32] r4:00000000 [ 1336.402857][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.402961][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.402989][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.403032][ T32] r5:00001000 r4:ee7d5000 [ 1336.403052][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.403101][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.403149][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.403168][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.403277][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.403331][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.403390][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.403427][ T32] r4:8508b100 [ 1336.403449][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.403521][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.403548][ T32] r4:00000001 [ 1336.403592][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.403631][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.403699][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.403744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.403774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.403823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.403873][ T32] r4:85086c80 [ 1336.403896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.403926][ T32] INFO: task kworker/1:373:4752 blocked for more than 462 seconds. [ 1336.403960][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.403994][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.404031][ T32] task:kworker/1:373 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.404100][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.404170][ T32] Call trace: [ 1336.404207][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.404253][ T32] r10:82918644 r9:eb281d84 r8:00000002 r7:60000013 r6:eb281d8c r5:85423000 [ 1336.404287][ T32] r4:85423000 [ 1336.404310][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.404350][ T32] r5:85423000 r4:82918640 [ 1336.404384][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.404446][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.404495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 [ 1336.404522][ T32] r4:00000000 [ 1336.404542][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.404603][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.404672][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.404717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117dc0 [ 1336.404742][ T32] r4:00000000 [ 1336.404793][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.404888][ T32] r9:83018205 r8:85423000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1336.404929][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.404974][ T32] r5:00001000 r4:eb017000 [ 1336.405004][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.405046][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.405086][ T32] r5:853e4f8c r4:853e4c00 [ 1336.405105][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.405170][ T32] r7:ddde2d40 r6:83018200 r5:853e4f8c r4:850f7f80 [ 1336.405221][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.405271][ T32] r10:61c88647 r9:85423000 r8:850f7fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.405311][ T32] r4:850f7f80 [ 1336.405352][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1336.405507][ T32] Exception stack(0xeb281fb0 to 0xeb281ff8) ** 7 printk messages dropped ** [ 1336.406228][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.406403][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.406428][ T32] r4:00000000 [ 1336.406447][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.406486][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.406523][ T32] 1d20: b97c6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.406553][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.406577][ T32] 1d60: 800f0013 ffffffff [ 1336.406599][ T32] r5:800f0013 r4:80239bd0 [ 1336.406618][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.406659][ T32] r4:82ac11e4 [ 1336.406678][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.406748][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.406803][ T32] r4:e0691dc0 [ 1336.406828][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.406946][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.406973][ T32] r4:00000000 [ 1336.407048][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.407101][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.407123][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.407164][ T32] r5:00001000 r4:ee7d5000 [ 1336.407223][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.407266][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.407307][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.407326][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.407400][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.407425][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.407492][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.407550][ T32] r4:8508b100 [ 1336.407573][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.407619][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.407641][ T32] r4:00000001 [ 1336.407695][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.407749][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.407810][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.407846][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.407905][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.407963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.408011][ T32] r4:85086c80 [ 1336.408032][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1336.408088][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1336.408577][ T32] r5:85423c00 r4:82918640 [ 1336.408600][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.408641][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.408686][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 [ 1336.408708][ T32] r4:00000000 [ 1336.408753][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1336.408833][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1336.409138][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1336.409426][ T32] r4:85077080 ** 2 printk messages dropped ** [ 1336.409564][ T32] r4:00000001 [ 1336.409607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.409645][ T32] Exception stack(0xeb27dfb0 to 0xeb27dff8) [ 1336.409682][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.409711][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.409736][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.409764][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.409785][ T32] r4:850f8880 [ 1336.446615][ T32] INFO: task kworker/1:374:4753 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.446715][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.446823][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.446915][ T32] Call trace: [ 1336.446983][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.447059][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.447088][ T32] r4:00000000 [ 1336.447109][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.447151][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.447206][ T32] 1d20: ba30f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.447240][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.447284][ T32] 1d60: 800f0013 ffffffff [ 1336.447314][ T32] r5:800f0013 r4:80239bd0 [ 1336.447339][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.447385][ T32] r4:82ac11e4 [ 1336.447414][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.447461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.447505][ T32] r4:e0691dc0 [ 1336.447537][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.447580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.447602][ T32] r4:00000000 [ 1336.447641][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.447731][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.447779][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.447826][ T32] r5:00001000 r4:ee7d5000 [ 1336.447847][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.447886][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.447926][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.447946][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.448006][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.448031][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.448077][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.448098][ T32] r4:8508b100 [ 1336.448117][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.448161][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.448183][ T32] r4:00000001 [ 1336.448212][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.448250][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.448276][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.448340][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.448370][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.448399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.448420][ T32] r4:85086c80 [ 1336.448441][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.448483][ T32] INFO: task kworker/1:375:4756 blocked for more than 462 seconds. [ 1336.448524][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.448571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.448595][ T32] task:kworker/1:375 state:D stack:0 pid:4756 tgid:4756 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.448641][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.448703][ T32] Call trace: [ 1336.448744][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.448814][ T32] r10:82918644 r9:eb285d84 r8:00000002 r7:60000113 r6:eb285d8c r5:85424800 [ 1336.448840][ T32] r4:85424800 [ 1336.448899][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.448944][ T32] r5:85424800 r4:82918640 [ 1336.448964][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.449003][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.449047][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 [ 1336.449088][ T32] r4:00000000 [ 1336.449111][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.449148][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.449183][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.449224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850651c0 [ 1336.449264][ T32] r4:00000000 [ 1336.449286][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.449352][ T32] r9:83018205 r8:85424800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1336.449377][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.449419][ T32] r5:00001000 r4:eb047000 [ 1336.449463][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.449533][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.449579][ T32] r5:853e578c r4:853e5400 [ 1336.449618][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.449665][ T32] r7:ddde2d40 r6:83018200 r5:853e578c r4:85077180 [ 1336.449685][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.449744][ T32] r10:61c88647 r9:85424800 r8:850771ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.449768][ T32] r4:85077180 [ 1336.449809][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.449903][ T32] r10:00000000 r9:85077180 r8:8027ed34 r7:eb281e60 r6:85077200 r5:85424800 [ 1336.454254][ T32] r4:00000001 [ 1336.454310][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.454368][ T32] Exception stack(0xeb285fb0 to 0xeb285ff8) [ 1336.454413][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.454466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.454500][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.454561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.454610][ T32] r4:851177c0 [ 1336.455082][ T32] INFO: task kworker/1:375:4756 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.455119][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.455185][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.455237][ T32] Call trace: [ 1336.455297][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.455382][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.455409][ T32] r4:00000000 [ 1336.455428][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.455467][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.455497][ T32] 1d20: ba30f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.455544][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.455570][ T32] 1d60: 800f0013 ffffffff [ 1336.455594][ T32] r5:800f0013 r4:80239bd0 [ 1336.455642][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.455747][ T32] r4:82ac11e4 [ 1336.455771][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.455842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.455899][ T32] r4:e0691dc0 [ 1336.455935][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.456010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.456067][ T32] r4:00000000 [ 1336.456118][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.456183][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.456208][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.456272][ T32] r5:00001000 r4:ee7d5000 [ 1336.456335][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.456380][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.456425][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.456473][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.456532][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.456556][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.456601][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.456653][ T32] r4:8508b100 [ 1336.456706][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.456782][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.456807][ T32] r4:00000001 [ 1336.456827][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.456862][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.456917][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.456949][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.456975][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.457025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.457050][ T32] r4:85086c80 [ 1336.457092][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.457124][ T32] INFO: task kworker/1:376:4757 blocked for more than 462 seconds. [ 1336.457158][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.457183][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.457203][ T32] task:kworker/1:376 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.457278][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.457324][ T32] Call trace: [ 1336.457376][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.457425][ T32] r10:82918644 r9:eb28dd84 r8:00000002 r7:60000113 r6:eb28dd8c r5:85425400 [ 1336.457447][ T32] r4:85425400 [ 1336.457499][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.457552][ T32] r5:85425400 r4:82918640 [ 1336.457573][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.457663][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.457712][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 [ 1336.457735][ T32] r4:00000000 [ 1336.457753][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.457795][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.457856][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.457903][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065000 [ 1336.457925][ T32] r4:00000000 [ 1336.457974][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.458055][ T32] r9:83018205 r8:85425400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1336.458120][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.458165][ T32] r5:00001000 r4:eb039000 [ 1336.458216][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.458279][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.458328][ T32] r5:853e538c r4:853e5000 [ 1336.458368][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.458435][ T32] r7:ddde2d40 r6:83018200 r5:853e538c r4:85077280 [ 1336.458495][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.458551][ T32] r10:61c88647 r9:85425400 r8:850772ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.458594][ T32] r4:85077280 [ 1336.458638][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.458686][ T32] r10:00000000 r9:85077280 r8:8027ed34 r7:eb285e60 r6:85077300 r5:85425400 [ 1336.458708][ T32] r4:00000001 [ 1336.458727][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.458761][ T32] Exception stack(0xeb28dfb0 to 0xeb28dff8) [ 1336.458808][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1336.459270][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.459611][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.459656][ T32] 1d20: ba30f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.459712][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.459747][ T32] 1d60: 800f0013 ffffffff [ 1336.459781][ T32] r5:800f0013 r4:80239bd0 [ 1336.459804][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.459858][ T32] r4:82ac11e4 [ 1336.475567][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.475728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.475761][ T32] r4:e0691dc0 [ 1336.475786][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.475834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.475858][ T32] r4:00000000 [ 1336.475878][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.475926][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.475978][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.476029][ T32] r5:00001000 r4:ee7d5000 [ 1336.476053][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.476094][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.476169][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.476193][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.476322][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.476347][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.476393][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.476440][ T32] r4:8508b100 [ 1336.476464][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.476510][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.476537][ T32] r4:00000001 [ 1336.476556][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.476592][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.476621][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.476653][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.476681][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.476730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1336.476843][ T32] INFO: task kworker/1:377:4760 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.477401][ T32] r5:85426000 r4:82918640 [ 1336.477421][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.477469][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.477524][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 [ 1336.477547][ T32] r4:00000000 [ 1336.477565][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.477618][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1336.477761][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1336.477859][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1336.478073][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1336.478278][ T32] r10:00000000 r9:85077380 r8:8027ed34 r7:eb285e60 r6:85077400 r5:85426000 ** 3 printk messages dropped ** [ 1336.478379][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1336.478532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.478585][ T32] r4:85065180 [ 1336.479040][ T32] INFO: task kworker/1:377:4760 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.479074][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.479155][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.479201][ T32] Call trace: [ 1336.479248][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.479298][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.479349][ T32] r4:00000000 [ 1336.479399][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.479442][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.479482][ T32] 1d20: ba599000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.479514][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.479557][ T32] 1d60: 800f0013 ffffffff [ 1336.479589][ T32] r5:800f0013 r4:80239bd0 [ 1336.479637][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.479719][ T32] r4:82ac11e4 [ 1336.479749][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.479805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.479871][ T32] r4:e0691dc0 [ 1336.494931][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.495064][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.495096][ T32] r4:00000000 [ 1336.495150][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.495207][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.495231][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.495277][ T32] r5:00001000 r4:ee7d5000 [ 1336.495297][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.495375][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.495455][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.495512][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.495568][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.495589][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.495701][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.495748][ T32] r4:8508b100 [ 1336.495774][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.495821][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.495843][ T32] r4:00000001 [ 1336.495862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.495897][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.495926][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.495955][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.496058][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.496121][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.496177][ T32] r4:85086c80 [ 1336.496227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.496294][ T32] INFO: task kworker/1:378:4761 blocked for more than 463 seconds. [ 1336.496332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.496393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.496421][ T32] task:kworker/1:378 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.496476][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.496578][ T32] Call trace: [ 1336.496644][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.496694][ T32] r10:82918644 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:85426c00 [ 1336.496716][ T32] r4:85426c00 [ 1336.496736][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.496805][ T32] r5:85426c00 r4:82918640 [ 1336.496829][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.496869][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.496913][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 [ 1336.496934][ T32] r4:00000000 [ 1336.496952][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.497020][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.497096][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.497173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065340 [ 1336.497228][ T32] r4:00000000 [ 1336.497286][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.497333][ T32] r9:83018205 r8:85426c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1336.497354][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.497395][ T32] r5:00001000 r4:eb051000 [ 1336.497414][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.497489][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.497574][ T32] r5:853e5b8c r4:853e5800 [ 1336.497632][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.497727][ T32] r7:ddde2d40 r6:83018200 r5:853e5b8c r4:85077480 [ 1336.497794][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.497844][ T32] r10:61c88647 r9:85426c00 r8:850774ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.497866][ T32] r4:85077480 [ 1336.497884][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.497927][ T32] r10:00000000 r9:85077480 r8:8027ed34 r7:eb291e60 r6:85077500 r5:85426c00 [ 1336.497948][ T32] r4:00000001 [ 1336.497966][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.498041][ T32] Exception stack(0xeb289fb0 to 0xeb289ff8) [ 1336.498102][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.498144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.498175][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.498236][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.498293][ T32] r4:85065380 [ 1336.498795][ T32] INFO: task kworker/1:378:4761 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.498832][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.498919][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.499001][ T32] Call trace: [ 1336.499064][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.499147][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.499192][ T32] r4:00000000 [ 1336.499247][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.499328][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.499362][ T32] 1d20: bad48000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.499412][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.499438][ T32] 1d60: 800f0013 ffffffff [ 1336.499497][ T32] r5:800f0013 r4:80239bd0 [ 1336.499560][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.499636][ T32] r4:82ac11e4 [ 1336.499685][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.499758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.499787][ T32] r4:e0691dc0 [ 1336.499806][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.499892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.510430][ T32] r4:00000000 [ 1336.510474][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.510556][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.510581][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.510629][ T32] r5:00001000 r4:ee7d5000 [ 1336.510649][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.510689][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.510730][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.510750][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.510802][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.510861][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.510954][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1336.511074][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 7 printk messages dropped ** [ 1336.511359][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1336.511604][ T32] task:kworker/1:379 state:D stack:0 pid:4764 tgid:4764 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.512064][ T32] r5:85428000 r4:82918640 [ 1336.512088][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.512341][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1336.512777][ T32] r7:ddde2d40 r6:83018200 r5:853e638c r4:85077580 ** 4 printk messages dropped ** [ 1336.512926][ T32] r10:00000000 r9:85077580 r8:8027ed34 r7:eb291e60 r6:85077600 r5:85428000 [ 1336.512961][ T32] r4:00000001 [ 1336.512983][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.513033][ T32] Exception stack(0xeb295fb0 to 0xeb295ff8) [ 1336.513069][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.513118][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.513148][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.513176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.513197][ T32] r4:850654c0 [ 1336.513670][ T32] INFO: task kworker/1:379:4764 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.513750][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.513812][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.513860][ T32] Call trace: [ 1336.513916][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.514005][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.514032][ T32] r4:00000000 [ 1336.514051][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.514089][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.514142][ T32] 1d20: bad48000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.514175][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.514208][ T32] 1d60: 800f0013 ffffffff [ 1336.514233][ T32] r5:800f0013 r4:80239bd0 [ 1336.514262][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.514306][ T32] r4:82ac11e4 [ 1336.514325][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.514366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.514388][ T32] r4:e0691dc0 [ 1336.514406][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.514448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.514470][ T32] r4:00000000 [ 1336.514500][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.514567][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 16 printk messages dropped ** [ 1336.515261][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1336.516122][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 25 printk messages dropped ** [ 1336.517185][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 26 printk messages dropped ** [ 1336.518648][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 25 printk messages dropped ** [ 1336.519748][ T32] Call trace: ** 8 printk messages dropped ** [ 1336.547740][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1336.548376][ T32] r7:ddde2d40 r6:83018200 r5:853e678c r4:85077780 ** 14 printk messages dropped ** [ 1336.549452][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.549550][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.549614][ T32] Call trace: [ 1336.549664][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.549714][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.549769][ T32] r4:00000000 [ 1336.549792][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.549880][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.563224][ T32] 1d20: bbad1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.563285][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.563317][ T32] 1d60: 800f0013 ffffffff [ 1336.563346][ T32] r5:800f0013 r4:80239bd0 [ 1336.563370][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.563430][ T32] r4:82ac11e4 [ 1336.563450][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.563492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.563537][ T32] r4:e0691dc0 [ 1336.563562][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.563606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.563629][ T32] r4:00000000 [ 1336.563662][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.563756][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.563780][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1336.564097][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 5 printk messages dropped ** [ 1336.564336][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.564540][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.564866][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.565054][ T32] r5:8542a400 r4:82918640 [ 1336.565074][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1336.565158][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 ** 8 printk messages dropped ** [ 1336.565444][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.565795][ T32] r10:61c88647 r9:8542a400 r8:850778ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1336.566362][ T32] r4:85065840 ** 3 printk messages dropped ** [ 1336.567098][ T32] Call trace: ** 7 printk messages dropped ** [ 1336.567425][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1336.567762][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1336.568055][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1336.568477][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.568930][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1336.569236][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.569316][ T32] Call trace: [ 1336.569351][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.569459][ T32] r10:82918644 r9:eb2c1d84 r8:00000002 r7:60000013 r6:eb2c1d8c r5:8542b000 [ 1336.569554][ T32] r4:8542b000 [ 1336.569607][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.569650][ T32] r5:8542b000 r4:82918640 [ 1336.569690][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.569733][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.569810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 [ 1336.569918][ T32] r4:00000000 [ 1336.580513][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.580631][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.580709][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.580757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065d80 [ 1336.580782][ T32] r4:00000000 [ 1336.580800][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.580849][ T32] r9:83018205 r8:8542b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1336.580911][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.580996][ T32] r5:00001000 r4:eb2d1000 [ 1336.581052][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.581096][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.581138][ T32] r5:853e778c r4:853e7400 [ 1336.581158][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.581204][ T32] r7:ddde2d40 r6:83018200 r5:853e778c r4:85077980 [ 1336.581245][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.581294][ T32] r10:61c88647 r9:8542b000 r8:850779ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.581317][ T32] r4:85077980 [ 1336.581336][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.581380][ T32] r10:00000000 r9:85077980 r8:8027ed34 r7:eb2ade60 r6:85077a00 r5:8542b000 [ 1336.581402][ T32] r4:00000001 [ 1336.581442][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.581492][ T32] Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) [ 1336.581531][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.581561][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.581586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.581636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.581662][ T32] r4:850659c0 [ 1336.582135][ T32] INFO: task kworker/1:383:4773 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.582171][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.582237][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.582324][ T32] Call trace: [ 1336.582381][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.582459][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.582485][ T32] r4:00000000 [ 1336.582505][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.582549][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.582579][ T32] 1d20: bbad1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.582608][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.582631][ T32] 1d60: 800f0013 ffffffff [ 1336.582654][ T32] r5:800f0013 r4:80239bd0 [ 1336.582673][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1336.582873][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1336.583063][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1336.583378][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1336.583739][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.584051][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.584390][ T32] r5:8542bc00 r4:82918640 ** 1 printk messages dropped ** [ 1336.584505][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.584784][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1336.585059][ T32] r5:853e738c r4:853e7000 ** 6 printk messages dropped ** [ 1336.585279][ T32] r10:00000000 r9:85077a80 r8:8027ed34 r7:eb2c1e60 r6:85077b00 r5:8542bc00 ** 9 printk messages dropped ** [ 1336.585985][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.586684][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1336.586869][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1336.587350][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1336.587741][ T32] INFO: task kworker/1:385:4775 blocked for more than 463 seconds. ** 9 printk messages dropped ** [ 1336.588273][ T32] r5:8542c800 r4:82918640 [ 1336.588317][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.588542][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.588583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92040 [ 1336.588605][ T32] r4:00000000 [ 1336.588623][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.588665][ T32] r9:83018205 r8:8542c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1336.588703][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.588773][ T32] r5:00001000 r4:eb2df000 [ 1336.588795][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.588863][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.588907][ T32] r5:853e7b8c r4:853e7800 [ 1336.588927][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.588969][ T32] r7:ddde2d40 r6:83018200 r5:853e7b8c r4:85077b80 [ 1336.588992][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.589037][ T32] r10:61c88647 r9:8542c800 r8:85077bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.589089][ T32] r4:85077b80 [ 1336.589111][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.589178][ T32] r10:00000000 r9:85077b80 r8:8027ed34 r7:eb2c1e60 r6:85077c00 r5:8542c800 [ 1336.589222][ T32] r4:00000001 [ 1336.589244][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.589279][ T32] Exception stack(0xeb299fb0 to 0xeb299ff8) [ 1336.589304][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.589361][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.589394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.589423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.589466][ T32] r4:85065b40 [ 1336.589799][ T32] INFO: task kworker/1:385:4775 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.589834][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.620574][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.620686][ T32] Call trace: [ 1336.620750][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.620833][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.620889][ T32] r4:00000000 [ 1336.620913][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.620953][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.620984][ T32] 1d20: bc80c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.621012][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.621035][ T32] 1d60: 800f0013 ffffffff [ 1336.621057][ T32] r5:800f0013 r4:80239bd0 [ 1336.621097][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.621153][ T32] r4:82ac11e4 [ 1336.621177][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.621219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.621240][ T32] r4:e0691dc0 [ 1336.621281][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.621326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.621348][ T32] r4:00000000 [ 1336.621381][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.621454][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.621479][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.621536][ T32] r5:00001000 r4:ee7d5000 [ 1336.621573][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.621617][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.621660][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.621679][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.621745][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.621775][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.621822][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.621844][ T32] r4:8508b100 [ 1336.621863][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.621917][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.621942][ T32] r4:00000001 [ 1336.621961][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.622017][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.622060][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.622090][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.622454][ T32] task:kworker/1:386 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.622743][ T32] r5:8542d400 r4:82918640 [ 1336.622763][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1336.622945][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.623377][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1336.623854][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1336.624742][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.625069][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1336.625628][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1336.626134][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.626559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1336.627103][ T32] r4:8542e000 ** 1 printk messages dropped ** [ 1336.627208][ T32] r5:8542e000 r4:82918640 ** 1 printk messages dropped ** [ 1336.627298][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.627643][ T32] r4:00000000 [ 1336.627710][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.627763][ T32] r9:83018205 r8:8542e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1336.627814][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.627860][ T32] r5:00001000 r4:eb2e5000 [ 1336.627897][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.627960][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.628033][ T32] r5:853e7f8c r4:853e7c00 [ 1336.628084][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.628131][ T32] r7:ddde2d40 r6:83018200 r5:853e7f8c r4:85077d80 [ 1336.628153][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.628199][ T32] r10:61c88647 r9:8542e000 r8:85077dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.628251][ T32] r4:85077d80 [ 1336.628273][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.628317][ T32] r10:00000000 r9:85077d80 r8:8027ed34 r7:eb2dde60 r6:85077e00 r5:8542e000 [ 1336.628339][ T32] r4:00000001 [ 1336.628388][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.628426][ T32] Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) [ 1336.628483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1336.628514][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.628546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.628574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.628608][ T32] r4:84b92100 [ 1336.628934][ T32] INFO: task kworker/1:387:4780 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.628966][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.629073][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.629163][ T32] Call trace: [ 1336.629219][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.629282][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.629308][ T32] r4:00000000 [ 1336.629327][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.629387][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.629420][ T32] 1d20: bc80c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.629469][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.629528][ T32] 1d60: 800f0013 ffffffff [ 1336.629555][ T32] r5:800f0013 r4:80239bd0 [ 1336.629596][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.629640][ T32] r4:82ac11e4 [ 1336.629681][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.629727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.629750][ T32] r4:e0691dc0 [ 1336.629798][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.629874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.652238][ T32] r4:00000000 [ 1336.652282][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.652391][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.652435][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.652487][ T32] r5:00001000 r4:ee7d5000 [ 1336.652508][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1336.652804][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.653242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.653544][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.653879][ T32] r5:8542ec00 r4:82918640 [ 1336.653932][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.654105][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.654303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92300 ** 8 printk messages dropped ** [ 1336.654689][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1336.655195][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1336.656302][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1336.656858][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1336.657108][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1336.657549][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.657878][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1336.658188][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.658496][ T32] r5:85430c00 r4:82918640 [ 1336.658515][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1336.658761][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1336.659139][ T32] r7:ddde2d40 r6:83018200 r5:85460b8c r4:85077e80 ** 7 printk messages dropped ** [ 1336.659464][ T32] Exception stack(0xeb305fb0 to 0xeb305ff8) ** 7 printk messages dropped ** [ 1336.680921][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1336.681375][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1336.681820][ T32] r4:00000000 [ 1336.681869][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.681953][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.682010][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.682060][ T32] r5:00001000 r4:ee7d5000 [ 1336.682082][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.682122][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.682193][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.682218][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.682268][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.682289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.682335][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.682396][ T32] r4:8508b100 [ 1336.682475][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.682556][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.682611][ T32] r4:00000001 [ 1336.682664][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.682736][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.682796][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.682829][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.682888][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.682921][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.682976][ T32] r4:85086c80 [ 1336.683035][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.683069][ T32] INFO: task kworker/1:390:4786 blocked for more than 463 seconds. [ 1336.683104][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.683129][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.683150][ T32] task:kworker/1:390 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.683264][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.683344][ T32] Call trace: [ 1336.683377][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.683423][ T32] r10:82918644 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:85430000 [ 1336.683469][ T32] r4:85430000 [ 1336.683496][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.683544][ T32] r5:85430000 r4:82918640 [ 1336.683566][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.683610][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.683657][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 [ 1336.683723][ T32] r4:00000000 [ 1336.683747][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.683787][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.683823][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.683898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92b00 [ 1336.683925][ T32] r4:00000000 [ 1336.683945][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.683989][ T32] r9:83018205 r8:85430000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [ 1336.684016][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.684060][ T32] r5:00001000 r4:eb325000 [ 1336.684118][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.684196][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.684242][ T32] r5:8546138c r4:85461000 [ 1336.684262][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.684305][ T32] r7:ddde2d40 r6:83018200 r5:8546138c r4:84b8f080 [ 1336.684326][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.684371][ T32] r10:61c88647 r9:85430000 r8:84b8f0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.684395][ T32] r4:84b8f080 [ 1336.684415][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.684460][ T32] r10:00000000 r9:84b8f080 r8:8027ed34 r7:eb305e60 r6:84b8f100 r5:85430000 [ 1336.684484][ T32] r4:00000001 [ 1336.684551][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.684637][ T32] Exception stack(0xeb315fb0 to 0xeb315ff8) [ 1336.684668][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.684697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.684736][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.684799][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.684825][ T32] r4:84b925c0 [ 1336.685211][ T32] INFO: task kworker/1:390:4786 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.685245][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.685334][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.685413][ T32] Call trace: [ 1336.685453][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.685504][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.685537][ T32] r4:00000000 [ 1336.685588][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.685642][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.685749][ T32] 1d20: bd201000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.685786][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.685811][ T32] 1d60: 800f0013 ffffffff [ 1336.685866][ T32] r5:800f0013 r4:80239bd0 [ 1336.685892][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.685936][ T32] r4:82ac11e4 [ 1336.685962][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.686007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.686098][ T32] r4:e0691dc0 [ 1336.686163][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.686213][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 2 printk messages dropped ** [ 1336.686349][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1336.686730][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.687076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1336.687617][ T32] r5:84aee000 r4:82918640 [ 1336.687638][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.687858][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.688142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6e940 ** 11 printk messages dropped ** [ 1336.688735][ T32] r10:61c88647 r9:84aee000 r8:850ebb2c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1336.689069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1336.689786][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1336.712029][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1336.712287][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1336.712688][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1336.712913][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.713164][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1336.713344][ T32] Not tainted 6.15.0-syzkaller #0 ** 3 printk messages dropped ** [ 1336.713547][ T32] Call trace: [ 1336.713581][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.713674][ T32] r10:82918644 r9:eb31dd84 r8:00000002 r7:60000013 r6:eb31dd8c r5:84aebc00 [ 1336.713701][ T32] r4:84aebc00 [ 1336.713730][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.713795][ T32] r5:84aebc00 r4:82918640 [ 1336.713832][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.713876][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.713922][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 [ 1336.713943][ T32] r4:00000000 [ 1336.714003][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.714058][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.714117][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.714162][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b929c0 [ 1336.714184][ T32] r4:00000000 [ 1336.714202][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.714253][ T32] r9:83018205 r8:84aebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [ 1336.714284][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.714339][ T32] r5:00001000 r4:eb31f000 [ 1336.714407][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.714473][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.714532][ T32] r5:85460f8c r4:85460c00 [ 1336.714589][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.714655][ T32] r7:ddde2d40 r6:83018200 r5:85460f8c r4:84b8f180 [ 1336.714693][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.714743][ T32] r10:61c88647 r9:84aebc00 r8:84b8f1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.714765][ T32] r4:84b8f180 [ 1336.714784][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.714827][ T32] r10:00000000 r9:84b8f180 r8:8027ed34 r7:eb315e60 r6:850ebc00 r5:84aebc00 [ 1336.714848][ T32] r4:00000001 [ 1336.714866][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.714937][ T32] Exception stack(0xeb31dfb0 to 0xeb31dff8) [ 1336.714967][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.715031][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.715060][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.715106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.715162][ T32] r4:84b92700 [ 1336.715653][ T32] INFO: task kworker/1:391:4789 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.715752][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.715837][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.715889][ T32] Call trace: [ 1336.715920][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.715968][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.715991][ T32] r4:00000000 [ 1336.716010][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.716068][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.716156][ T32] 1d20: bd808000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.716254][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.716282][ T32] 1d60: 800f0013 ffffffff [ 1336.716305][ T32] r5:800f0013 r4:80239bd0 [ 1336.716326][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.716369][ T32] r4:82ac11e4 [ 1336.716388][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.716428][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.716472][ T32] r4:e0691dc0 [ 1336.716524][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.716569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.716591][ T32] r4:00000000 [ 1336.716610][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.716653][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.716695][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.716740][ T32] r5:00001000 r4:ee7d5000 [ 1336.716759][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.716819][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.716884][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.716906][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.716959][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.716981][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.717045][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.717096][ T32] r4:8508b100 [ 1336.717121][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.717167][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.717190][ T32] r4:00000001 [ 1336.717229][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.717267][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.717293][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.717342][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1336.717415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1336.717813][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.718045][ T32] r5:84aeec00 r4:82918640 [ 1336.718064][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.718192][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.718356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92c40 ** 7 printk messages dropped ** [ 1336.718683][ T32] r5:8546178c r4:85461400 ** 4 printk messages dropped ** [ 1336.718888][ T32] r4:84b8f200 ** 5 printk messages dropped ** [ 1336.719168][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1336.742298][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.742495][ T32] 1d60: 800f0013 ffffffff [ 1336.742524][ T32] r5:800f0013 r4:80239bd0 [ 1336.742546][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.742601][ T32] r4:82ac11e4 [ 1336.742625][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.742668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.742689][ T32] r4:e0691dc0 [ 1336.742708][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.742752][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.742776][ T32] r4:00000000 [ 1336.742805][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.742854][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.742898][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.742963][ T32] r5:00001000 r4:ee7d5000 [ 1336.742997][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.743042][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.743084][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.743104][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.743177][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.743233][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.743312][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.743376][ T32] r4:8508b100 [ 1336.743399][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.743445][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.743471][ T32] r4:00000001 [ 1336.743492][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.743573][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.743602][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.743631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.743657][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.743765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.743792][ T32] r4:85086c80 [ 1336.743816][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.743859][ T32] INFO: task kworker/1:393:4794 blocked for more than 463 seconds. [ 1336.743895][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.743920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.743943][ T32] task:kworker/1:393 state:D stack:0 pid:4794 tgid:4794 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.744063][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1336.744202][ T32] r10:82918644 r9:eb339d84 r8:00000002 r7:60000013 r6:eb339d8c r5:84aed400 ** 2 printk messages dropped ** [ 1336.744320][ T32] r5:84aed400 r4:82918640 ** 1 printk messages dropped ** [ 1336.744426][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1336.744744][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.744996][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.745399][ T32] Exception stack(0xeb339fb0 to 0xeb339ff8) ** 4 printk messages dropped ** [ 1336.745581][ T32] r4:84b92c80 [ 1336.746141][ T32] INFO: task kworker/1:393:4794 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.746221][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.746315][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.746365][ T32] Call trace: [ 1336.746434][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.746486][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.746520][ T32] r4:00000000 [ 1336.746539][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.746577][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.746607][ T32] 1d20: bdf02000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.746637][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.746660][ T32] 1d60: 800f0013 ffffffff [ 1336.746682][ T32] r5:800f0013 r4:80239bd0 [ 1336.746701][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.746741][ T32] r4:82ac11e4 [ 1336.746764][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.746835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.746861][ T32] r4:e0691dc0 [ 1336.746880][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.746921][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.746949][ T32] r4:00000000 [ 1336.746992][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.747041][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.747062][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.747103][ T32] r5:00001000 r4:ee7d5000 [ 1336.747122][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.747161][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.747231][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.747283][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.747331][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.747355][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.747401][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.747461][ T32] r4:8508b100 [ 1336.747523][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.747573][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.747595][ T32] r4:00000001 [ 1336.747645][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.747790][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 2 printk messages dropped ** [ 1336.747946][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1336.748371][ T32] Call trace: ** 4 printk messages dropped ** [ 1336.748641][ T32] r5:84aec800 r4:82918640 [ 1336.748694][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1336.748810][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.749042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92e40 ** 9 printk messages dropped ** [ 1336.749659][ T32] r7:ddde2d40 r6:83018200 r5:85461b8c r4:84b8f300 ** 6 printk messages dropped ** [ 1336.770833][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1336.771756][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1336.772444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 8 printk messages dropped ** [ 1336.772835][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.773194][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1336.773529][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1336.773760][ T32] task:kworker/1:395 state:D stack:0 pid:4798 tgid:4798 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.774160][ T32] r5:84aeb000 r4:82918640 ** 3 printk messages dropped ** [ 1336.774362][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1336.774593][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1336.774865][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.775267][ T32] Exception stack(0xeb069fb0 to 0xeb069ff8) ** 7 printk messages dropped ** [ 1336.775980][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1336.776339][ T32] r5:800f0013 r4:80239bd0 ** 5 printk messages dropped ** [ 1336.776601][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1336.776989][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1336.777324][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 4 printk messages dropped ** [ 1336.777451][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.777516][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.777555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.777578][ T32] r4:85086c80 [ 1336.777597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.777626][ T32] INFO: task kworker/1:396:4799 blocked for more than 463 seconds. [ 1336.777693][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.777720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.777776][ T32] task:kworker/1:396 state:D stack:0 pid:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.777857][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.777934][ T32] Call trace: [ 1336.778020][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.778068][ T32] r10:82918644 r9:eb311d84 r8:00000002 r7:60000013 r6:eb311d8c r5:85433000 [ 1336.778091][ T32] r4:85433000 [ 1336.778137][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.778201][ T32] r5:85433000 r4:82918640 [ 1336.778246][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.778317][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.778393][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 [ 1336.778419][ T32] r4:00000000 [ 1336.778438][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.778475][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.778515][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.778588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92f40 [ 1336.778647][ T32] r4:00000000 [ 1336.778698][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.778747][ T32] r9:83018205 r8:85433000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1336.778794][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.778841][ T32] r5:00001000 r4:e011b000 [ 1336.778864][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.778935][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.778978][ T32] r5:8546238c r4:85462000 [ 1336.779030][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.779078][ T32] r7:ddde2d40 r6:83018200 r5:8546238c r4:84b8f480 [ 1336.779153][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.779202][ T32] r10:61c88647 r9:85433000 r8:84b8f4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.779224][ T32] r4:84b8f480 [ 1336.779242][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.779313][ T32] r10:00000000 r9:84b8f480 r8:8027ed34 r7:eb069e60 r6:84b8f400 r5:85433000 [ 1336.779338][ T32] r4:00000001 [ 1336.779387][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.779424][ T32] Exception stack(0xeb311fb0 to 0xeb311ff8) [ 1336.779452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.779484][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.779517][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.779545][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.779594][ T32] r4:84b92fc0 [ 1336.806853][ T32] INFO: task kworker/1:396:4799 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.806952][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.807099][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.807198][ T32] Call trace: [ 1336.807269][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.807329][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.807353][ T32] r4:00000000 [ 1336.807395][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.807439][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.807471][ T32] 1d20: bec6d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.807500][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.807560][ T32] 1d60: 800f0013 ffffffff [ 1336.807588][ T32] r5:800f0013 r4:80239bd0 [ 1336.807608][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.807712][ T32] r4:82ac11e4 [ 1336.807742][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.807820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.807846][ T32] r4:e0691dc0 [ 1336.807868][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.807944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 2 printk messages dropped ** [ 1336.808137][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1336.808578][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1336.808992][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1336.809331][ T32] task:kworker/1:397 state:D stack:0 pid:4802 tgid:4802 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1336.809800][ T32] r5:85431800 r4:82918640 ** 5 printk messages dropped ** [ 1336.822316][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.822749][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1336.823209][ T32] Exception stack(0xeb185fb0 to 0xeb185ff8) ** 4 printk messages dropped ** [ 1336.823382][ T32] r4:84b930c0 ** 5 printk messages dropped ** [ 1336.824249][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1336.824693][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1336.824912][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1336.825264][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1336.825657][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1336.825937][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.826267][ T32] r5:85434800 r4:82918640 ** 1 printk messages dropped ** [ 1336.826325][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1336.826780][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.827222][ T32] r10:61c88647 r9:85434800 r8:84b8f62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.827284][ T32] r4:84b8f600 [ 1336.827306][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.827351][ T32] r10:00000000 r9:84b8f600 r8:8027ed34 r7:eb185e60 r6:84b8f680 r5:85434800 [ 1336.827375][ T32] r4:00000001 [ 1336.827393][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.827464][ T32] Exception stack(0xeb351fb0 to 0xeb351ff8) [ 1336.827541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.827616][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.827711][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.827894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.827921][ T32] r4:84b93180 [ 1336.828247][ T32] INFO: task kworker/1:398:4804 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.828310][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.828404][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.828476][ T32] Call trace: [ 1336.828548][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.828631][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.828693][ T32] r4:00000000 [ 1336.828715][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.828777][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.828812][ T32] 1d20: bf4b1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.828841][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.828900][ T32] 1d60: 800f0013 ffffffff [ 1336.828940][ T32] r5:800f0013 r4:80239bd0 [ 1336.828963][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.829003][ T32] r4:82ac11e4 [ 1336.829022][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.829079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.829143][ T32] r4:e0691dc0 [ 1336.829165][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.829207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.829240][ T32] r4:00000000 [ 1336.829295][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.829377][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.829402][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.829468][ T32] r5:00001000 r4:ee7d5000 [ 1336.829487][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.829532][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.829573][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.829592][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.829671][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.829733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.829781][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.829804][ T32] r4:8508b100 [ 1336.829824][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.829904][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.852722][ T32] r4:00000001 [ 1336.852799][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.852871][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.852907][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.852965][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.852996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.853060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.853088][ T32] r4:85086c80 [ 1336.853113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.853188][ T32] INFO: task kworker/1:399:4805 blocked for more than 463 seconds. [ 1336.853232][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.853292][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.853353][ T32] task:kworker/1:399 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.853452][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.853604][ T32] Call trace: [ 1336.853670][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.853756][ T32] r10:82918644 r9:eb355d84 r8:00000002 r7:60000013 r6:eb355d8c r5:85435400 ** 2 printk messages dropped ** [ 1336.853914][ T32] r5:85435400 r4:82918640 [ 1336.854006][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1336.854258][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1336.854731][ T32] r5:8546338c r4:85463000 ** 6 printk messages dropped ** [ 1336.854988][ T32] r10:00000000 r9:84b8f700 r8:8027ed34 r7:eb351e60 r6:84b8f780 r5:85435400 ** 9 printk messages dropped ** [ 1336.855832][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1336.856782][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1336.857096][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1336.857640][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1336.858008][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.858069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.858101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.858141][ T32] r4:85086c80 [ 1336.858164][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.858221][ T32] INFO: task kworker/1:400:4809 blocked for more than 463 seconds. [ 1336.858254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.858278][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.858335][ T32] task:kworker/1:400 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.858388][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.858465][ T32] Call trace: [ 1336.858497][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.858550][ T32] r10:82918644 r9:eb365d84 r8:00000002 r7:60000013 r6:eb365d8c r5:85433c00 [ 1336.858588][ T32] r4:85433c00 [ 1336.858610][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.858684][ T32] r5:85433c00 r4:82918640 [ 1336.858708][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.858779][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.858849][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb365e08 [ 1336.858878][ T32] r4:00000000 [ 1336.858898][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.858955][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.858994][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.859069][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b938c0 [ 1336.859131][ T32] r4:00000000 [ 1336.859182][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.859229][ T32] r9:83018205 r8:85433c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1336.859254][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.859325][ T32] r5:00001000 r4:eab47000 [ 1336.859362][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.859425][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.859522][ T32] r5:8546378c r4:85463400 [ 1336.859567][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.859642][ T32] r7:ddde2d40 r6:83018200 r5:8546378c r4:84b8f800 [ 1336.859696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.859790][ T32] r10:61c88647 r9:85433c00 r8:84b8f82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.859912][ T32] r4:84b8f800 [ 1336.880455][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.880557][ T32] r10:00000000 r9:84b8f800 r8:8027ed34 r7:eb351e60 r6:84b8f880 r5:85433c00 [ 1336.880585][ T32] r4:00000001 [ 1336.880605][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.880643][ T32] Exception stack(0xeb365fb0 to 0xeb365ff8) [ 1336.880673][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1336.880701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.880728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.880760][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.880782][ T32] r4:84b93700 [ 1336.881294][ T32] INFO: task kworker/1:400:4809 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.881339][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.881465][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.881526][ T32] Call trace: [ 1336.881580][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.881655][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.881682][ T32] r4:00000000 [ 1336.881702][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.881740][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.881786][ T32] 1d20: c02e4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.881839][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.881886][ T32] 1d60: 800f0013 ffffffff [ 1336.881930][ T32] r5:800f0013 r4:80239bd0 [ 1336.881953][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.881997][ T32] r4:82ac11e4 [ 1336.882017][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.882059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.882102][ T32] r4:e0691dc0 [ 1336.882126][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.882168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.882190][ T32] r4:00000000 [ 1336.882209][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.882276][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 4 printk messages dropped ** [ 1336.882496][ T32] r5:85f9ab8c r4:85f9a800 ** 7 printk messages dropped ** [ 1336.882798][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1336.882958][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1336.883398][ T32] r10:82918644 r9:eb359d84 r8:00000002 r7:60000113 r6:eb359d8c r5:85436c00 ** 4 printk messages dropped ** [ 1336.883549][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1336.883938][ T32] r9:83018205 r8:85436c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 8 printk messages dropped ** [ 1336.884295][ T32] r10:61c88647 r9:85436c00 r8:84b8f92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1336.884664][ T32] r4:84b93a80 ** 6 printk messages dropped ** [ 1336.885288][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1336.885734][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1336.885860][ T32] r4:e0691dc0 [ 1336.885879][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.885950][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.885976][ T32] r4:00000000 [ 1336.886018][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.886093][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.886116][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.886160][ T32] r5:00001000 r4:ee7d5000 [ 1336.886179][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.886217][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.886257][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.886276][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.886319][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.886380][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.886429][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.886451][ T32] r4:8508b100 [ 1336.886493][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.886546][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.886568][ T32] r4:00000001 [ 1336.886599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.886670][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.886719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.886752][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.886782][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.886841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.886868][ T32] r4:85086c80 [ 1336.886888][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.886912][ T32] INFO: task kworker/1:402:4813 blocked for more than 463 seconds. [ 1336.886940][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.886963][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.886982][ T32] task:kworker/1:402 state:D stack:0 pid:4813 tgid:4813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.887054][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.887095][ T32] Call trace: [ 1336.887160][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.887208][ T32] r10:82918644 r9:eb34dd84 r8:00000002 r7:60000013 r6:eb34dd8c r5:85436000 [ 1336.887230][ T32] r4:85436000 [ 1336.887254][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.887325][ T32] r5:85436000 r4:82918640 [ 1336.887349][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.887390][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.887434][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 [ 1336.887455][ T32] r4:00000000 [ 1336.887473][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.887517][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.887554][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.887623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b93d40 [ 1336.887652][ T32] r4:00000000 [ 1336.887736][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.887793][ T32] r9:83018205 r8:85436000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1336.887847][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.887894][ T32] r5:00001000 r4:ead6f000 [ 1336.887946][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.887996][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.888039][ T32] r5:8546838c r4:85468000 [ 1336.888059][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.888101][ T32] r7:ddde2d40 r6:83018200 r5:8546838c r4:84b8fa00 [ 1336.888121][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1336.888388][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1336.888919][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1336.889138][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1336.889282][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1336.889559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 6 printk messages dropped ** [ 1336.889792][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1336.910812][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1336.911142][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.911601][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1336.911914][ T32] r5:85432400 r4:82918640 ** 1 printk messages dropped ** [ 1336.911999][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1336.912207][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b93ec0 ** 10 printk messages dropped ** [ 1336.912642][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1336.913024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1336.913849][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 8 printk messages dropped ** [ 1336.914169][ T32] r4:82ac11e4 [ 1336.914188][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.914249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.914277][ T32] r4:e0691dc0 [ 1336.914298][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.914340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.914362][ T32] r4:00000000 [ 1336.914390][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.914438][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.914479][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.914528][ T32] r5:00001000 r4:ee7d5000 [ 1336.914576][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.914647][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.914692][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.914711][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.914780][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.914803][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.914849][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.914898][ T32] r4:8508b100 [ 1336.914922][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.914966][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1336.914988][ T32] r4:00000001 [ 1336.915008][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.915042][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.915067][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.915094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.915120][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.915176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.915201][ T32] r4:85086c80 [ 1336.915251][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.915279][ T32] INFO: task kworker/1:404:4817 blocked for more than 463 seconds. [ 1336.915334][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.915360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.915405][ T32] task:kworker/1:404 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.915455][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.915495][ T32] Call trace: [ 1336.915532][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.915576][ T32] r10:82918644 r9:eb371d84 r8:00000002 r7:60000013 r6:eb371d8c r5:85438000 [ 1336.915597][ T32] r4:85438000 [ 1336.915711][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.915784][ T32] r5:85438000 r4:82918640 [ 1336.915805][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.915848][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.915923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 [ 1336.915950][ T32] r4:00000000 [ 1336.915970][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.916008][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.916052][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.916128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67000 [ 1336.916174][ T32] r4:00000000 [ 1336.916202][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.916249][ T32] r9:83018205 r8:85438000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1336.916270][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.916311][ T32] r5:00001000 r4:eae49000 [ 1336.916331][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.916369][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.916431][ T32] r5:85468f8c r4:85468c00 [ 1336.916454][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.916522][ T32] r7:ddde2d40 r6:83018200 r5:85468f8c r4:84b8fc00 [ 1336.916546][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.916615][ T32] r10:61c88647 r9:85438000 r8:84b8fc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.916662][ T32] r4:84b8fc00 [ 1336.916684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.916730][ T32] r10:00000000 r9:84b8fc00 r8:8027ed34 r7:eb369e60 r6:84b8fc80 r5:85438000 [ 1336.916751][ T32] r4:00000001 [ 1336.916778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.916817][ T32] Exception stack(0xeb371fb0 to 0xeb371ff8) [ 1336.916849][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.916878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.916907][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.916936][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1336.917399][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1336.917803][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1336.918000][ T32] r4:e0691dc0 ** 7 printk messages dropped ** [ 1336.918306][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1336.918652][ T32] r4:00000001 [ 1336.918671][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.918725][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1336.918759][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1336.918787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.918845][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.918876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.918899][ T32] r4:85086c80 [ 1336.918918][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1336.918942][ T32] INFO: task kworker/1:405:4819 blocked for more than 463 seconds. [ 1336.918969][ T32] Not tainted 6.15.0-syzkaller #0 [ 1336.918992][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1336.919012][ T32] task:kworker/1:405 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.919075][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.919120][ T32] Call trace: [ 1336.919150][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1336.919236][ T32] r10:82918644 r9:eb36dd84 r8:00000002 r7:60000013 r6:eb36dd8c r5:85438c00 [ 1336.919263][ T32] r4:85438c00 [ 1336.919316][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1336.919358][ T32] r5:85438c00 r4:82918640 [ 1336.919393][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1336.919435][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1336.919495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 [ 1336.919525][ T32] r4:00000000 [ 1336.919544][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1336.919581][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1336.919616][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.919685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473e980 [ 1336.919739][ T32] r4:00000000 [ 1336.919775][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.919910][ T32] r9:83018205 r8:85438c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1336.944443][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.944550][ T32] r5:00001000 r4:eae1f000 [ 1336.944606][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.944655][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.944736][ T32] r5:85468b8c r4:85468800 [ 1336.944848][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.944904][ T32] r7:ddde2d40 r6:83018200 r5:85468b8c r4:84b8fd00 [ 1336.944992][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.945050][ T32] r10:61c88647 r9:85438c00 r8:84b8fd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1336.945075][ T32] r4:84b8fd00 [ 1336.945119][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1336.945207][ T32] r10:00000000 r9:84b8fd00 r8:8027ed34 r7:eb371e60 r6:84b8fd80 r5:85438c00 [ 1336.945374][ T32] r4:00000001 [ 1336.945399][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1336.945438][ T32] Exception stack(0xeb36dfb0 to 0xeb36dff8) [ 1336.945469][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1336.945539][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1336.945570][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1336.945600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1336.945623][ T32] r4:84b670c0 [ 1336.946511][ T32] INFO: task kworker/1:405:4819 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1336.946560][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1336.947587][ T32] Workqueue: events bpf_prog_free_deferred [ 1336.947640][ T32] Call trace: [ 1336.947718][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1336.947801][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1336.947831][ T32] r4:00000000 [ 1336.948484][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1336.948560][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1336.948593][ T32] 1d20: c0981000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1336.948623][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1336.948645][ T32] 1d60: 800f0013 ffffffff [ 1336.948669][ T32] r5:800f0013 r4:80239bd0 [ 1336.948710][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1336.948755][ T32] r4:82ac11e4 [ 1336.948800][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1336.948848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1336.948871][ T32] r4:e0691dc0 [ 1336.949355][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1336.949402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1336.949426][ T32] r4:00000000 [ 1336.949526][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1336.949579][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1336.949783][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1336.949927][ T32] r5:00001000 r4:ee7d5000 [ 1336.968636][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1336.968726][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1336.968777][ T32] r5:85f9ab8c r4:85f9a800 [ 1336.968872][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1336.968935][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1336.969112][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1336.969429][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1336.969481][ T32] r4:8508b100 [ 1336.969510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1336.982951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1336.983893][ T32] r10:82918644 r9:eb375d84 r8:00000002 r7:60000113 r6:eb375d8c r5:85439800 ** 2 printk messages dropped ** [ 1336.984062][ T32] r5:85439800 r4:82918640 ** 5 printk messages dropped ** [ 1336.984406][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1336.985252][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1336.985980][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1336.986182][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1336.987516][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 16 printk messages dropped ** [ 1336.988382][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 16 printk messages dropped ** [ 1336.989479][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1337.010989][ T32] r5:8543a400 r4:82918640 ** 5 printk messages dropped ** [ 1337.011386][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1337.012358][ T32] r7:ddde2d40 r6:83018200 r5:8546978c r4:84b8ff00 ** 8 printk messages dropped ** [ 1337.013450][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.015002][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1337.015768][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1337.016159][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1337.016583][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.016693][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.016720][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.016748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.016799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.016915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.016941][ T32] r4:85086c80 [ 1337.016962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.016990][ T32] INFO: task kworker/1:408:4825 blocked for more than 463 seconds. [ 1337.017023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.017201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.017226][ T32] task:kworker/1:408 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.017292][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.017411][ T32] Call trace: [ 1337.017624][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.017670][ T32] r10:82918644 r9:eb37dd84 r8:00000002 r7:60000113 r6:eb37dd8c r5:8543b000 [ 1337.017795][ T32] r4:8543b000 [ 1337.017818][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.017876][ T32] r5:8543b000 r4:82918640 [ 1337.017899][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.017939][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.018085][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 [ 1337.018111][ T32] r4:00000000 [ 1337.018228][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.018268][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.018311][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.018353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67480 [ 1337.018378][ T32] r4:00000000 [ 1337.018396][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.018581][ T32] r9:83018205 r8:8543b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1337.018626][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.018671][ T32] r5:00001000 r4:eaea7000 [ 1337.018761][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1337.019102][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 14 printk messages dropped ** [ 1337.043117][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 10 printk messages dropped ** [ 1337.043907][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 14 printk messages dropped ** [ 1337.044532][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 19 printk messages dropped ** [ 1337.045359][ T32] r5:8543bc00 r4:82918640 ** 3 printk messages dropped ** [ 1337.045676][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1337.046008][ T32] r5:00001000 r4:eaf1f000 ** 6 printk messages dropped ** [ 1337.046314][ T32] r10:61c88647 r9:8543bc00 r8:84b5112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 14 printk messages dropped ** [ 1337.047554][ T32] Call trace: ** 12 printk messages dropped ** [ 1337.048473][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 6 printk messages dropped ** [ 1337.049176][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.049269][ T32] r5:00001000 r4:ee7d5000 [ 1337.049344][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.049494][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.049559][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.049633][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.049709][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.049761][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.050195][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.080832][ T32] r4:8508b100 [ 1337.080922][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.081059][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.081107][ T32] r4:00000001 [ 1337.081149][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.081225][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.081288][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.081346][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.081497][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.081574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.081638][ T32] r4:85086c80 [ 1337.081694][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.081784][ T32] INFO: task kworker/1:410:4829 blocked for more than 463 seconds. [ 1337.081856][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.081920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.081966][ T32] task:kworker/1:410 state:D stack:0 pid:4829 tgid:4829 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.082244][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.082358][ T32] Call trace: [ 1337.082443][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.082549][ T32] r10:82918644 r9:eb3add84 r8:00000002 r7:60000013 r6:eb3add8c r5:848c1800 [ 1337.082606][ T32] r4:848c1800 [ 1337.082651][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.082712][ T32] r5:848c1800 r4:82918640 [ 1337.082733][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.082803][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.082856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 [ 1337.082882][ T32] r4:00000000 [ 1337.082902][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.082942][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.082983][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.083061][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67680 ** 11 printk messages dropped ** [ 1337.083571][ T32] r10:61c88647 r9:848c1800 r8:84b5122c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1337.085379][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1337.086687][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1337.087432][ T32] r4:00000001 ** 10 printk messages dropped ** [ 1337.087861][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1337.089196][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 ** 15 printk messages dropped ** [ 1337.118029][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 14 printk messages dropped ** [ 1337.136304][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1337.136895][ T32] 1d20: c1b90000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.136950][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.136996][ T32] 1d60: 800f0013 ffffffff [ 1337.137046][ T32] r5:800f0013 r4:80239bd0 [ 1337.137111][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.137200][ T32] r4:82ac11e4 [ 1337.137240][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.137320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.137383][ T32] r4:e0691dc0 [ 1337.137462][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.137563][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.137612][ T32] r4:00000000 [ 1337.137651][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.137739][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.137794][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.137887][ T32] r5:00001000 r4:ee7d5000 [ 1337.137933][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.138021][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.138112][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.138154][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.138244][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.138308][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.138403][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.138454][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1337.138891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1337.139792][ T32] r4:848c2400 ** 1 printk messages dropped ** [ 1337.149177][ T32] r5:848c2400 r4:82918640 ** 1 printk messages dropped ** [ 1337.149312][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1337.155108][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.155654][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 14 printk messages dropped ** [ 1337.156838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 17 printk messages dropped ** [ 1337.159516][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 13 printk messages dropped ** [ 1337.176537][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 15 printk messages dropped ** [ 1337.177736][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 10 printk messages dropped ** [ 1337.178520][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 ** 14 printk messages dropped ** [ 1337.179573][ T32] r7:ddde2d40 r6:83018200 r5:8546b38c r4:84b51300 ** 14 printk messages dropped ** [ 1337.201291][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1337.202249][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1337.203218][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1337.203927][ T32] r5:848c3c00 r4:82918640 ** 7 printk messages dropped ** [ 1337.204266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67ac0 ** 10 printk messages dropped ** [ 1337.204996][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.205089][ T32] r10:61c88647 r9:848c3c00 r8:84b513ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.205138][ T32] r4:84b51380 [ 1337.205181][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.205238][ T32] r10:00000000 r9:84b51380 r8:8027ed34 r7:eb3b5e60 r6:84b4a180 r5:848c3c00 [ 1337.205261][ T32] r4:00000001 [ 1337.205280][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.205314][ T32] Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) [ 1337.205343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.205372][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.205399][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.205426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.205447][ T32] r4:84b67b00 [ 1337.205732][ T32] INFO: task kworker/1:413:4837 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.205764][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.205862][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.205914][ T32] Call trace: [ 1337.205951][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.206280][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.206308][ T32] r4:00000000 [ 1337.206327][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.206368][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.206397][ T32] 1d20: c22d1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.206431][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.206458][ T32] 1d60: 800f0013 ffffffff [ 1337.206481][ T32] r5:800f0013 r4:80239bd0 [ 1337.206522][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.206922][ T32] r4:82ac11e4 [ 1337.206947][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.206991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.207014][ T32] r4:e0691dc0 [ 1337.207034][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.207345][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.207371][ T32] r4:00000000 [ 1337.207391][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.207438][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.207485][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.207543][ T32] r5:00001000 r4:ee7d5000 [ 1337.207575][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.207614][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.207696][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.207723][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1337.208206][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1337.208731][ T32] r5:848c4800 r4:82918640 [ 1337.208750][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.208863][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.209016][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.209306][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 14 printk messages dropped ** [ 1337.231140][ T32] INFO: task kworker/1:414:4838 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 21 printk messages dropped ** [ 1337.233018][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 6 printk messages dropped ** [ 1337.233665][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 3 printk messages dropped ** [ 1337.234066][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1337.234342][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.234652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1337.235021][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.235344][ T32] r4:848c5400 ** 1 printk messages dropped ** [ 1337.235488][ T32] r5:848c5400 r4:82918640 [ 1337.235543][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.235629][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.235759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 [ 1337.235791][ T32] r4:00000000 [ 1337.235812][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.235854][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.235891][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.235948][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507ab80 [ 1337.235999][ T32] r4:00000000 [ 1337.236022][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.236067][ T32] r9:83018205 r8:848c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1337.236088][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.236129][ T32] r5:00001000 r4:ea935000 [ 1337.236148][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.236187][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.236255][ T32] r5:85479f8c r4:85479c00 [ 1337.236278][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.236324][ T32] r7:ddde2d40 r6:83018200 r5:85479f8c r4:84b51480 [ 1337.236344][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.236389][ T32] r10:61c88647 r9:848c5400 r8:84b514ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.236411][ T32] r4:84b51480 [ 1337.236430][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.236473][ T32] r10:00000000 r9:84b51480 r8:8027ed34 r7:eb3b5e60 r6:84b4a280 r5:848c5400 [ 1337.236508][ T32] r4:00000001 [ 1337.236531][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.236567][ T32] Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) [ 1337.236610][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.236641][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.236670][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.236698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.236721][ T32] r4:84b67d80 [ 1337.237151][ T32] INFO: task kworker/1:415:4841 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.237190][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.237322][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.237444][ T32] Call trace: [ 1337.237514][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.237618][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.237677][ T32] r4:00000000 [ 1337.237727][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.237816][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.237884][ T32] 1d20: c2384000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.237945][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.237997][ T32] 1d60: 800f0013 ffffffff [ 1337.238057][ T32] r5:800f0013 r4:80239bd0 [ 1337.238106][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.238212][ T32] r4:82ac11e4 [ 1337.238262][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.238369][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.238441][ T32] r4:e0691dc0 [ 1337.238513][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.238598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.238658][ T32] r4:00000000 [ 1337.238704][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.238808][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.238857][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.238943][ T32] r5:00001000 r4:ee7d5000 [ 1337.239070][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.239163][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.239348][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.239404][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.239603][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.239689][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.239798][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.268371][ T32] r4:8508b100 [ 1337.268578][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1337.268879][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.269407][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.269741][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1337.281256][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.281756][ T32] r5:8543e000 r4:82918640 [ 1337.281809][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.281892][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1337.282216][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.282672][ T32] r9:83018205 r8:8543e000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 ** 5 printk messages dropped ** [ 1337.283093][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1337.283867][ T32] Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) ** 2 printk messages dropped ** [ 1337.284088][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.285195][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.286329][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 5 printk messages dropped ** [ 1337.286899][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.287443][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1337.287887][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.288427][ T32] r5:00001000 r4:ee7d5000 ** 2 printk messages dropped ** [ 1337.288638][ T32] r5:85f9ab8c r4:85f9a800 ** 3 printk messages dropped ** [ 1337.289052][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1337.289858][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1337.312152][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.312198][ T32] task:kworker/0:445 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.312338][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.312560][ T32] Call trace: [ 1337.312638][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.312757][ T32] r10:82918644 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:8543c800 [ 1337.312827][ T32] r4:8543c800 [ 1337.312885][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.312986][ T32] r5:8543c800 r4:82918640 [ 1337.313035][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.313118][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.313209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 [ 1337.313256][ T32] r4:00000000 [ 1337.313313][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.313396][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.313476][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.313579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6efc0 [ 1337.313632][ T32] r4:00000000 [ 1337.313676][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.313773][ T32] r9:83018005 r8:8543c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [ 1337.313845][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.313940][ T32] r5:00001000 r4:e05b7000 [ 1337.313985][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.314150][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.314250][ T32] r5:853c078c r4:853c0400 [ 1337.314296][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.314396][ T32] r7:dddced40 r6:83018000 r5:853c078c r4:84b4a300 [ 1337.314447][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.314539][ T32] r10:61c88647 r9:8543c800 r8:84b4a32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.314710][ T32] r4:84b4a300 [ 1337.314769][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.314879][ T32] r10:00000000 r9:84b4a300 r8:8027ed34 r7:eb0cde60 r6:84b51600 r5:8543c800 [ 1337.315059][ T32] r4:00000001 [ 1337.315170][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.315291][ T32] Exception stack(0xeb189fb0 to 0xeb189ff8) [ 1337.315357][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.315416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.315471][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.315556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.315612][ T32] r4:84b6e400 [ 1337.316515][ T32] INFO: task kworker/0:445:4847 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.316635][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.316835][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.316948][ T32] Call trace: [ 1337.317058][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.317179][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.317235][ T32] r4:00000000 [ 1337.317302][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.317404][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.317472][ T32] 1d20: c2a12000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.317944][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.318065][ T32] 1d60: 800f0013 ffffffff [ 1337.318128][ T32] r5:800f0013 r4:80239bd0 [ 1337.318177][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.318393][ T32] r4:82ac11e4 [ 1337.318650][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.318754][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.318816][ T32] r4:e0691dc0 [ 1337.319046][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.319150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.319282][ T32] r4:00000000 [ 1337.319403][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.319530][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.319596][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.319759][ T32] r5:00001000 r4:ee7d5000 [ 1337.347565][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.347890][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.348000][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.348057][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.348162][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.348215][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.348385][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.348481][ T32] r4:8508b100 [ 1337.348578][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.348777][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.348893][ T32] r4:00000001 [ 1337.348953][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.349042][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.349201][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.349276][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.349336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.349490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.349657][ T32] r4:85086c80 [ 1337.349768][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.349862][ T32] INFO: task kworker/0:446:4849 blocked for more than 463 seconds. [ 1337.365426][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.365526][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.365591][ T32] task:kworker/0:446 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.365746][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.365912][ T32] Call trace: [ 1337.366018][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.366131][ T32] r10:82918644 r9:eb319d84 r8:00000002 r7:60000013 r6:eb319d8c r5:8543d400 [ 1337.366184][ T32] r4:8543d400 [ 1337.366227][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.366314][ T32] r5:8543d400 r4:82918640 [ 1337.366360][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.366448][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.366564][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 [ 1337.366624][ T32] r4:00000000 [ 1337.366676][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.366765][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.366888][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.366986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6e280 [ 1337.367056][ T32] r4:00000000 [ 1337.367110][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.367215][ T32] r9:83018005 r8:8543d400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [ 1337.367265][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.367379][ T32] r5:00001000 r4:e06f9000 [ 1337.367443][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.367540][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.367643][ T32] r5:853c0b8c r4:853c0800 [ 1337.367723][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.367861][ T32] r7:dddced40 r6:83018000 r5:853c0b8c r4:84b4a380 [ 1337.367939][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.368047][ T32] r10:61c88647 r9:8543d400 r8:84b4a3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.368104][ T32] r4:84b4a380 [ 1337.368153][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.368254][ T32] r10:00000000 r9:84b4a380 r8:8027ed34 r7:eb0cde60 r6:84b51680 r5:8543d400 [ 1337.368308][ T32] r4:00000001 [ 1337.368367][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.368486][ T32] Exception stack(0xeb319fb0 to 0xeb319ff8) [ 1337.368579][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.368653][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.368716][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.368807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.368880][ T32] r4:84b6ef40 [ 1337.369746][ T32] INFO: task kworker/0:446:4849 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.378065][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.378231][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.378321][ T32] Call trace: [ 1337.378358][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.378420][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.378485][ T32] r4:00000000 [ 1337.378512][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.378556][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.378591][ T32] 1d20: c2e4b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.378622][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.378646][ T32] 1d60: 800f0013 ffffffff [ 1337.378684][ T32] r5:800f0013 r4:80239bd0 [ 1337.378708][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.378752][ T32] r4:82ac11e4 [ 1337.378794][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.378873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.378899][ T32] r4:e0691dc0 [ 1337.378958][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.379005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.379128][ T32] r4:00000000 [ 1337.379154][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.379203][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.379225][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.379273][ T32] r5:00001000 r4:ee7d5000 [ 1337.379295][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.379334][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.379376][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.379395][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.379468][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.379574][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.379626][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.379650][ T32] r4:8508b100 [ 1337.379693][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.379767][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.379798][ T32] r4:00000001 [ 1337.379899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.390858][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.390967][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.391037][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.391101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.391172][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.391229][ T32] r4:85086c80 [ 1337.391284][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.391376][ T32] INFO: task kworker/0:447:4851 blocked for more than 463 seconds. [ 1337.391455][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.391517][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.391599][ T32] task:kworker/0:447 state:D stack:0 pid:4851 tgid:4851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.391807][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.391950][ T32] Call trace: [ 1337.392051][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.392163][ T32] r10:82918644 r9:eb3c9d84 r8:00000002 r7:60000013 r6:eb3c9d8c r5:85440c00 [ 1337.392218][ T32] r4:85440c00 [ 1337.392269][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.392384][ T32] r5:85440c00 r4:82918640 [ 1337.392447][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.392560][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.392686][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 [ 1337.392763][ T32] r4:00000000 [ 1337.392850][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.392944][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.393037][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.393130][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69040 [ 1337.393203][ T32] r4:00000000 [ 1337.393274][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.393386][ T32] r9:83018005 r8:85440c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1337.393439][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.393555][ T32] r5:00001000 r4:e4827000 [ 1337.393629][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.393726][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.393834][ T32] r5:853c0f8c r4:853c0c00 [ 1337.393934][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.394066][ T32] r7:dddced40 r6:83018000 r5:853c0f8c r4:84b4a400 [ 1337.394120][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.394220][ T32] r10:61c88647 r9:85440c00 r8:84b4a42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.394276][ T32] r4:84b4a400 [ 1337.394329][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.394466][ T32] r10:00000000 r9:84b4a400 r8:8027ed34 r7:eb0cde60 r6:84b51700 r5:85440c00 [ 1337.394547][ T32] r4:00000001 [ 1337.394603][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.394703][ T32] Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) [ 1337.394774][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.394850][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.394931][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.395004][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.395095][ T32] r4:84b690c0 [ 1337.395967][ T32] INFO: task kworker/0:447:4851 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.396078][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.396303][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.396599][ T32] Call trace: [ 1337.396671][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.396852][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.396922][ T32] r4:00000000 [ 1337.396978][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.397063][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.397154][ T32] 1d20: c2f46000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.397224][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.397287][ T32] 1d60: 800f0013 ffffffff [ 1337.397342][ T32] r5:800f0013 r4:80239bd0 [ 1337.397393][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.397489][ T32] r4:82ac11e4 [ 1337.397540][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.397696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.397758][ T32] r4:e0691dc0 [ 1337.397815][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.397949][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.398040][ T32] r4:00000000 [ 1337.398100][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.398266][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.398393][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.398526][ T32] r5:00001000 r4:ee7d5000 [ 1337.398584][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.398677][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.398793][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.398851][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.398951][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.399000][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.399096][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.399150][ T32] r4:8508b100 [ 1337.399256][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.399366][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.399418][ T32] r4:00000001 [ 1337.399464][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.399556][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.399732][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.399817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.399966][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.420927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.420979][ T32] r4:85086c80 [ 1337.421944][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.421983][ T32] INFO: task kworker/1:417:4853 blocked for more than 463 seconds. [ 1337.422022][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.422048][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.422201][ T32] task:kworker/1:417 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.422270][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.422543][ T32] Call trace: [ 1337.422580][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.422641][ T32] r10:82918644 r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:85442400 [ 1337.422668][ T32] r4:85442400 [ 1337.423531][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.423581][ T32] r5:85442400 r4:82918640 [ 1337.423603][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.423644][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.423715][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 [ 1337.423739][ T32] r4:00000000 [ 1337.423758][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.424003][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.424057][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.424106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507a040 [ 1337.424398][ T32] r4:00000000 [ 1337.424422][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.424473][ T32] r9:83018205 r8:85442400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 ** 4 printk messages dropped ** [ 1337.424687][ T32] r5:8547838c r4:85478000 ** 3 printk messages dropped ** [ 1337.425388][ T32] r10:61c88647 r9:85442400 r8:84b517ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1337.425753][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.425960][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.427459][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1337.428554][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.428779][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1337.428977][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.429311][ T32] r5:00001000 r4:ee7d5000 ** 2 printk messages dropped ** [ 1337.429590][ T32] r5:85f9ab8c r4:85f9a800 ** 1 printk messages dropped ** [ 1337.429737][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 3 printk messages dropped ** [ 1337.454712][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1337.455009][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.455154][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1337.455718][ T32] r10:82918644 r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:85440000 [ 1337.455801][ T32] r4:85440000 [ 1337.455857][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.455950][ T32] r5:85440000 r4:82918640 [ 1337.456000][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.456081][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.456178][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 [ 1337.456231][ T32] r4:00000000 [ 1337.456353][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.456451][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.456552][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.456646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69180 [ 1337.456701][ T32] r4:00000000 [ 1337.456763][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.456880][ T32] r9:83018005 r8:85440000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [ 1337.456931][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.457018][ T32] r5:00001000 r4:eaa3d000 [ 1337.457067][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.457150][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.457237][ T32] r5:853c138c r4:853c1000 [ 1337.457285][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.457377][ T32] r7:dddced40 r6:83018000 r5:853c138c r4:84b4a480 [ 1337.457402][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.457449][ T32] r10:61c88647 r9:85440000 r8:84b4a4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.457471][ T32] r4:84b4a480 [ 1337.457490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.457557][ T32] r10:00000000 r9:84b4a480 r8:8027ed34 r7:eb0cde60 r6:84b51880 r5:85440000 [ 1337.457710][ T32] r4:00000001 [ 1337.457736][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.457774][ T32] Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) [ 1337.457806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.458018][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.458405][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.458438][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.458461][ T32] r4:84b692c0 [ 1337.458940][ T32] INFO: task kworker/0:448:4854 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.458977][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.459625][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.459701][ T32] Call trace: [ 1337.459735][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.459790][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.459919][ T32] r4:00000000 [ 1337.483143][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.483233][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.483285][ T32] 1d20: c36d1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.483321][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.483345][ T32] 1d60: 800f0013 ffffffff [ 1337.483371][ T32] r5:800f0013 r4:80239bd0 [ 1337.483393][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.483437][ T32] r4:82ac11e4 [ 1337.483475][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.483523][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.483551][ T32] r4:e0691dc0 [ 1337.483571][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.483615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.483661][ T32] r4:00000000 [ 1337.483724][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.483776][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.483819][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.483894][ T32] r5:00001000 r4:ee7d5000 [ 1337.483971][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.484040][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.484088][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.484111][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.484157][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.484178][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.484224][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.484248][ T32] r4:8508b100 [ 1337.484267][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.484312][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.484334][ T32] r4:00000001 [ 1337.484383][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.484422][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.484449][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.484521][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.484555][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.484584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1337.484666][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.486240][ T32] r4:85443c00 ** 1 printk messages dropped ** [ 1337.486300][ T32] r5:85443c00 r4:82918640 [ 1337.486387][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.486800][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1337.487686][ T32] r7:dddced40 r6:83018000 r5:853c178c r4:84b4a500 ** 8 printk messages dropped ** [ 1337.488083][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.488953][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 10 printk messages dropped ** [ 1337.489409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1337.510275][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1337.510531][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 8 printk messages dropped ** [ 1337.510955][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.511090][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.511145][ T32] r4:85086c80 [ 1337.511171][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.511244][ T32] INFO: task kworker/0:450:4858 blocked for more than 464 seconds. [ 1337.511282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.511307][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.511358][ T32] task:kworker/0:450 state:D stack:0 pid:4858 tgid:4858 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.511484][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.511599][ T32] Call trace: [ 1337.511682][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.511753][ T32] r10:82918644 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:85443000 [ 1337.511780][ T32] r4:85443000 [ 1337.511838][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.511916][ T32] r5:85443000 r4:82918640 [ 1337.511952][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.511994][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.512071][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 [ 1337.512098][ T32] r4:00000000 [ 1337.512117][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.512154][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.512228][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.512272][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b693c0 [ 1337.512331][ T32] r4:00000000 [ 1337.512376][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.512451][ T32] r9:83018005 r8:85443000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [ 1337.512476][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.512519][ T32] r5:00001000 r4:eaaf5000 [ 1337.512538][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.512608][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.512654][ T32] r5:853c1b8c r4:853c1800 [ 1337.512673][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.512716][ T32] r7:dddced40 r6:83018000 r5:853c1b8c r4:84b4a580 [ 1337.512767][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.512854][ T32] r10:61c88647 r9:85443000 r8:84b4a5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.512898][ T32] r4:84b4a580 [ 1337.512949][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.513015][ T32] r10:00000000 r9:84b4a580 r8:8027ed34 r7:eb0cde60 r6:84b51980 r5:85443000 [ 1337.513062][ T32] r4:00000001 [ 1337.513111][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.513149][ T32] Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) [ 1337.513176][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.513204][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.513270][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.513328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.513353][ T32] r4:84b694c0 [ 1337.513831][ T32] INFO: task kworker/0:450:4858 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.513865][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.513982][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.514031][ T32] Call trace: [ 1337.514126][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.514178][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.514201][ T32] r4:00000000 [ 1337.514220][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.514256][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.514318][ T32] 1d20: c39f6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.514350][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.514411][ T32] 1d60: 800f0013 ffffffff [ 1337.514489][ T32] r5:800f0013 r4:80239bd0 [ 1337.514526][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.514601][ T32] r4:82ac11e4 [ 1337.514624][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.514694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.514753][ T32] r4:e0691dc0 [ 1337.514807][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.514854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.514876][ T32] r4:00000000 [ 1337.514895][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.514938][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.514958][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.515029][ T32] r5:00001000 r4:ee7d5000 [ 1337.515052][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.515091][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.515163][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.515187][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.515232][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.515280][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.515333][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.515389][ T32] r4:8508b100 [ 1337.515437][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.515503][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.515529][ T32] r4:00000001 [ 1337.515576][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.515614][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.515682][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.515746][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.515779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.515813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1337.516166][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.516503][ T32] r5:85441800 r4:82918640 [ 1337.516522][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.516830][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1337.517196][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.517619][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.517877][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1337.518381][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.518817][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.519095][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1337.519312][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1337.519775][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1337.542143][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 5 printk messages dropped ** [ 1337.542815][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.542847][ T32] INFO: task kworker/1:418:4861 blocked for more than 464 seconds. [ 1337.542912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.543116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.543236][ T32] task:kworker/1:418 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.543561][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.543619][ T32] Call trace: [ 1337.543732][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.543792][ T32] r10:82918644 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:85445400 [ 1337.543817][ T32] r4:85445400 [ 1337.543837][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.543935][ T32] r5:85445400 r4:82918640 [ 1337.543961][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.544002][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.544047][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 [ 1337.544068][ T32] r4:00000000 [ 1337.544092][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.544131][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.544193][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.544266][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b5f100 [ 1337.544311][ T32] r4:00000000 [ 1337.544331][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.544482][ T32] r9:83018205 r8:85445400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [ 1337.544524][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.544570][ T32] r5:00001000 r4:eb0a7000 [ 1337.544654][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.544713][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.544758][ T32] r5:8546bf8c r4:8546bc00 [ 1337.544778][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.544829][ T32] r7:ddde2d40 r6:83018200 r5:8546bf8c r4:84b51a80 [ 1337.544852][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.544896][ T32] r10:61c88647 r9:85445400 r8:84b51aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.544918][ T32] r4:84b51a80 [ 1337.544936][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.544979][ T32] r10:00000000 r9:84b51a80 r8:8027ed34 r7:eb3d1e60 r6:84b51b00 r5:85445400 [ 1337.545001][ T32] r4:00000001 [ 1337.545020][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.545054][ T32] Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) [ 1337.545245][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.545281][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.545308][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.545337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.545358][ T32] r4:84b5fd40 [ 1337.545824][ T32] INFO: task kworker/1:418:4861 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.545859][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.545964][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.546012][ T32] Call trace: [ 1337.546055][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.546106][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.546157][ T32] r4:00000000 [ 1337.546181][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.546220][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.546249][ T32] 1d20: c3fd1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.546279][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.546303][ T32] 1d60: 800f0013 ffffffff [ 1337.546386][ T32] r5:800f0013 r4:80239bd0 [ 1337.546427][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.546566][ T32] r4:82ac11e4 [ 1337.546590][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.546633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.546746][ T32] r4:e0691dc0 [ 1337.546846][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.546922][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.547017][ T32] r4:00000000 [ 1337.547041][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.547088][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.547110][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.547152][ T32] r5:00001000 r4:ee7d5000 [ 1337.547205][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1337.547462][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 8 printk messages dropped ** [ 1337.547828][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.548002][ T32] INFO: task kworker/0:452:4863 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1337.548744][ T32] r5:85444800 r4:82918640 [ 1337.548764][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.548876][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.549228][ T32] r9:83018005 r8:85444800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 ** 8 printk messages dropped ** [ 1337.549622][ T32] r10:61c88647 r9:85444800 r8:84b4a6ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1337.571227][ T32] r4:84b696c0 ** 2 printk messages dropped ** [ 1337.571871][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.572302][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.572502][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1337.572694][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.573010][ T32] r5:85f9ab8c r4:85f9a800 ** 3 printk messages dropped ** [ 1337.573197][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1337.573436][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 2 printk messages dropped ** [ 1337.573564][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.573803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1337.574091][ T32] r10:82918644 r9:eb401d84 r8:00000002 r7:60000113 r6:eb401d8c r5:85446000 ** 2 printk messages dropped ** [ 1337.574207][ T32] r5:85446000 r4:82918640 [ 1337.574228][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.574412][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.574504][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1337.574731][ T32] r9:83018005 r8:85446000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [ 1337.574754][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.574802][ T32] r5:00001000 r4:eac29000 [ 1337.574821][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.574880][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.574925][ T32] r5:853c278c r4:853c2400 [ 1337.574965][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.575042][ T32] r7:dddced40 r6:83018000 r5:853c278c r4:84b4a700 [ 1337.575086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.575138][ T32] r10:61c88647 r9:85446000 r8:84b4a72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.575161][ T32] r4:84b4a700 [ 1337.575232][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.575286][ T32] r10:00000000 r9:84b4a700 r8:8027ed34 r7:eb3ede60 r6:84b51c00 r5:85446000 [ 1337.575308][ T32] r4:00000001 [ 1337.575357][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.575395][ T32] Exception stack(0xeb401fb0 to 0xeb401ff8) [ 1337.575437][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.575490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.575546][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.575578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.575600][ T32] r4:84b697c0 [ 1337.575948][ T32] INFO: task kworker/0:453:4865 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.575986][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.576043][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.576091][ T32] Call trace: [ 1337.576124][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.576173][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.576216][ T32] r4:00000000 [ 1337.576260][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.576322][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.576355][ T32] 1d20: c454a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.576384][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.576406][ T32] 1d60: 800f0013 ffffffff [ 1337.576451][ T32] r5:800f0013 r4:80239bd0 [ 1337.576474][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.576515][ T32] r4:82ac11e4 [ 1337.576534][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.576579][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.576601][ T32] r4:e0691dc0 [ 1337.576620][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.576689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.576714][ T32] r4:00000000 [ 1337.576734][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.576794][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.576819][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.576876][ T32] r5:00001000 r4:ee7d5000 [ 1337.576909][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.576948][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.577009][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.577038][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.577083][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.577123][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.577191][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.577216][ T32] r4:8508b100 [ 1337.577234][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.577293][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.577323][ T32] r4:00000001 [ 1337.577343][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.577378][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.577403][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.577430][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.577456][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.577483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.577504][ T32] r4:85086c80 [ 1337.577524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.577552][ T32] INFO: task kworker/0:454:4867 blocked for more than 464 seconds. [ 1337.577580][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.577603][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.577624][ T32] task:kworker/0:454 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.577730][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.577776][ T32] Call trace: [ 1337.577824][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.577869][ T32] r10:82918644 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:85446c00 [ 1337.577914][ T32] r4:85446c00 [ 1337.577936][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.577976][ T32] r5:85446c00 r4:82918640 [ 1337.578000][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.578039][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.578104][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 [ 1337.578129][ T32] r4:00000000 [ 1337.578149][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.578186][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.578230][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.578284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b698c0 [ 1337.578329][ T32] r4:00000000 [ 1337.578350][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.578416][ T32] r9:83018005 r8:85446c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [ 1337.578441][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.578482][ T32] r5:00001000 r4:eac75000 [ 1337.578511][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.578571][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.578615][ T32] r5:853c2b8c r4:853c2800 [ 1337.578635][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.578678][ T32] r7:dddced40 r6:83018000 r5:853c2b8c r4:84b4a780 [ 1337.578698][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.578741][ T32] r10:61c88647 r9:85446c00 r8:84b4a7ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.578782][ T32] r4:84b4a780 [ 1337.578808][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.578874][ T32] r10:00000000 r9:84b4a780 r8:8027ed34 r7:eb3ede60 r6:84b51c80 r5:85446c00 [ 1337.578899][ T32] r4:00000001 [ 1337.578918][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.578953][ T32] Exception stack(0xeb409fb0 to 0xeb409ff8) [ 1337.578978][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1337.579387][ T32] INFO: task kworker/0:454:4867 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 5 printk messages dropped ** [ 1337.579715][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.601930][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1337.602239][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1337.602356][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.602528][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1337.602742][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 5 printk messages dropped ** [ 1337.602933][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1337.603164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1337.603380][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.603507][ T32] r10:82918644 r9:eb411d84 r8:00000002 r7:60000013 r6:eb411d8c r5:85448c00 [ 1337.603529][ T32] r4:85448c00 [ 1337.603564][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.603629][ T32] r5:85448c00 r4:82918640 [ 1337.603695][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.603748][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.603800][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 [ 1337.603823][ T32] r4:00000000 [ 1337.603841][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.603913][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.603953][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.603994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069640 [ 1337.604015][ T32] r4:00000000 [ 1337.604033][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.604075][ T32] r9:83018005 r8:85448c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [ 1337.604097][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.604138][ T32] r5:00001000 r4:eb0c1000 [ 1337.604177][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.604219][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.604309][ T32] r5:853c4b8c r4:853c4800 [ 1337.604340][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.604385][ T32] r7:dddced40 r6:83018000 r5:853c4b8c r4:84b4a800 [ 1337.604405][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.604449][ T32] r10:61c88647 r9:85448c00 r8:84b4a82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.604470][ T32] r4:84b4a800 [ 1337.604488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.604561][ T32] r10:00000000 r9:84b4a800 r8:8027ed34 r7:eb3ede60 r6:84b51d00 r5:85448c00 [ 1337.604636][ T32] r4:00000001 [ 1337.604659][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.604695][ T32] Exception stack(0xeb411fb0 to 0xeb411ff8) [ 1337.604731][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.604789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.604842][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.604872][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.604907][ T32] r4:84b69900 [ 1337.605398][ T32] INFO: task kworker/0:455:4869 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.605457][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.605573][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.605673][ T32] Call trace: [ 1337.605731][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.605790][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.605815][ T32] r4:00000000 [ 1337.605834][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.605873][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.605929][ T32] 1d20: c49bc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.605962][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.605997][ T32] 1d60: 800f0013 ffffffff [ 1337.606042][ T32] r5:800f0013 r4:80239bd0 [ 1337.606086][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.606132][ T32] r4:82ac11e4 [ 1337.606152][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.606194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.606216][ T32] r4:e0691dc0 [ 1337.606279][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.606370][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.606397][ T32] r4:00000000 [ 1337.606417][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.606462][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.606483][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.606524][ T32] r5:00001000 r4:ee7d5000 [ 1337.606556][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.606600][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.606651][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.606694][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.606771][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.606811][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.606869][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.606894][ T32] r4:8508b100 [ 1337.606913][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.606958][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.606979][ T32] r4:00000001 [ 1337.607027][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.607075][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.607105][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.607228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.607592][ T32] r10:82918644 r9:eb419d84 r8:00000002 r7:60000013 r6:eb419d8c r5:85448000 ** 2 printk messages dropped ** [ 1337.607775][ T32] r5:85448000 r4:82918640 ** 2 printk messages dropped ** [ 1337.607915][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 ** 4 printk messages dropped ** [ 1337.608099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69bc0 ** 3 printk messages dropped ** [ 1337.608255][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1337.608528][ T32] r7:dddced40 r6:83018000 r5:853c338c r4:84b4a880 ** 5 printk messages dropped ** [ 1337.608718][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.608769][ T32] Exception stack(0xeb419fb0 to 0xeb419ff8) ** 2 printk messages dropped ** [ 1337.608909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.609341][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1337.630467][ T32] 1d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1337.630726][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 6 printk messages dropped ** [ 1337.630983][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.631166][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1337.631344][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1337.631515][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1337.631600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1337.631916][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.632221][ T32] r5:848c6000 r4:82918640 [ 1337.632240][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.632279][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.632324][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 [ 1337.632356][ T32] r4:00000000 [ 1337.632378][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.632437][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.632478][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.632518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69c80 [ 1337.632540][ T32] r4:00000000 [ 1337.632558][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.632601][ T32] r9:83018005 r8:848c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [ 1337.632623][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.632695][ T32] r5:00001000 r4:eb007000 [ 1337.632720][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.632761][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.632806][ T32] r5:853c378c r4:853c3400 [ 1337.632837][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.632884][ T32] r7:dddced40 r6:83018000 r5:853c378c r4:84b4a900 [ 1337.632904][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.632948][ T32] r10:61c88647 r9:848c6000 r8:84b4a92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.632969][ T32] r4:84b4a900 [ 1337.632996][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.633042][ T32] r10:00000000 r9:84b4a900 r8:8027ed34 r7:eb411e60 r6:84b4a980 r5:848c6000 [ 1337.633095][ T32] r4:00000001 [ 1337.633117][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.633234][ T32] Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) [ 1337.633265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.633293][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.633342][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.633373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.633394][ T32] r4:84b69b40 [ 1337.633866][ T32] INFO: task kworker/0:457:4873 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.633922][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.634006][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.634075][ T32] Call trace: [ 1337.634131][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.634180][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.634202][ T32] r4:00000000 [ 1337.634224][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.634310][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.634347][ T32] 1d20: c4f54000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.634377][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.634400][ T32] 1d60: 800f0013 ffffffff [ 1337.634422][ T32] r5:800f0013 r4:80239bd0 [ 1337.634441][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.634481][ T32] r4:82ac11e4 [ 1337.634515][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.634595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.634618][ T32] r4:e0691dc0 [ 1337.634659][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.634763][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.634795][ T32] r4:00000000 [ 1337.634840][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.634889][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.634910][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.634971][ T32] r5:00001000 r4:ee7d5000 [ 1337.635015][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.635058][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.635109][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.635153][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.635202][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.635222][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.635286][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.635311][ T32] r4:8508b100 [ 1337.635352][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.635421][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.635446][ T32] r4:00000001 [ 1337.635466][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.635509][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.635550][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.635579][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.635605][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.635634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.635721][ T32] r4:85086c80 [ 1337.635755][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.635805][ T32] INFO: task kworker/0:458:4875 blocked for more than 464 seconds. [ 1337.635838][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.635862][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.635883][ T32] task:kworker/0:458 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.635982][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.636040][ T32] Call trace: [ 1337.636085][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.636130][ T32] r10:82918644 r9:eb41dd84 r8:00000002 r7:60000013 r6:eb41dd8c r5:848c6c00 [ 1337.636176][ T32] r4:848c6c00 [ 1337.636198][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.636237][ T32] r5:848c6c00 r4:82918640 [ 1337.636256][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.636293][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.636338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 [ 1337.636359][ T32] r4:00000000 [ 1337.636398][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.636501][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.636574][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.636626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69e80 [ 1337.636648][ T32] r4:00000000 [ 1337.636667][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.636710][ T32] r9:83018005 r8:848c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [ 1337.636730][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.636784][ T32] r5:00001000 r4:eb037000 [ 1337.636810][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.636849][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.636911][ T32] r5:853c3b8c r4:853c3800 [ 1337.636936][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.636998][ T32] r7:dddced40 r6:83018000 r5:853c3b8c r4:84b4aa00 [ 1337.637043][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.637091][ T32] r10:61c88647 r9:848c6c00 r8:84b4aa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.637125][ T32] r4:84b4aa00 [ 1337.637155][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.637199][ T32] r10:00000000 r9:84b4aa00 r8:8027ed34 r7:eb411e60 r6:84b4aa80 r5:848c6c00 [ 1337.637221][ T32] r4:00000001 [ 1337.637239][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.637282][ T32] Exception stack(0xeb41dfb0 to 0xeb41dff8) [ 1337.637311][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.637339][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.637387][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.637418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.637439][ T32] r4:84b69fc0 ** 2 printk messages dropped ** [ 1337.637936][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1337.638322][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1337.638553][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1337.638746][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1337.639064][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1337.639383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.639623][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1337.670415][ T32] r5:848c0000 r4:82918640 [ 1337.670438][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1337.670673][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1337.671042][ T32] r5:853c3f8c r4:853c3c00 ** 4 printk messages dropped ** [ 1337.671284][ T32] r4:84b4ab00 ** 4 printk messages dropped ** [ 1337.671429][ T32] Exception stack(0xeb421fb0 to 0xeb421ff8) ** 5 printk messages dropped ** [ 1337.672148][ T32] INFO: task kworker/0:459:4878 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 9 printk messages dropped ** [ 1337.672634][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1337.672826][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1337.672988][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 3 printk messages dropped ** [ 1337.673219][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.673265][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.673305][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.673355][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.673376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.673420][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.673443][ T32] r4:8508b100 [ 1337.673482][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.673559][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.673607][ T32] r4:00000001 [ 1337.673631][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.673667][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.673694][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.673731][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.673761][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.673810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.673836][ T32] r4:85086c80 [ 1337.673858][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.673887][ T32] INFO: task kworker/0:460:4879 blocked for more than 464 seconds. [ 1337.673932][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.673960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.673983][ T32] task:kworker/0:460 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.674042][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.674118][ T32] Call trace: [ 1337.674163][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.674243][ T32] r10:82918644 r9:eb059d84 r8:00000002 r7:60000013 r6:eb059d8c r5:84ae8c00 [ 1337.674302][ T32] r4:84ae8c00 [ 1337.674324][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.674366][ T32] r5:84ae8c00 r4:82918640 [ 1337.674388][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.674449][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.674558][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 [ 1337.674591][ T32] r4:00000000 [ 1337.674610][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.674649][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.674706][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.674751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069000 [ 1337.674773][ T32] r4:00000000 [ 1337.674796][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.674867][ T32] r9:83018005 r8:84ae8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [ 1337.674904][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.674950][ T32] r5:00001000 r4:eb06f000 [ 1337.674969][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.675007][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.675048][ T32] r5:853c438c r4:853c4000 [ 1337.675087][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.675135][ T32] r7:dddced40 r6:83018000 r5:853c438c r4:84b4ac00 [ 1337.675155][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.675222][ T32] r10:61c88647 r9:84ae8c00 r8:84b4ac2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.675248][ T32] r4:84b4ac00 [ 1337.675287][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.675356][ T32] r10:00000000 r9:84b4ac00 r8:8027ed34 r7:eb411e60 r6:84b4ac80 r5:84ae8c00 [ 1337.675383][ T32] r4:00000001 [ 1337.675402][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.675437][ T32] Exception stack(0xeb059fb0 to 0xeb059ff8) [ 1337.675483][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.675517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.675548][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.675576][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.675597][ T32] r4:85069100 [ 1337.675991][ T32] INFO: task kworker/0:460:4879 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.676031][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.676108][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.676181][ T32] Call trace: [ 1337.676213][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.676262][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 6 printk messages dropped ** [ 1337.676505][ T32] r5:800f0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1337.676628][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 5 printk messages dropped ** [ 1337.676816][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 4 printk messages dropped ** [ 1337.677013][ T32] r5:85f9ab8c r4:85f9a800 ** 3 printk messages dropped ** [ 1337.677196][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1337.677453][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.677616][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.677833][ T32] INFO: task kworker/0:461:4881 blocked for more than 464 seconds. ** 3 printk messages dropped ** [ 1337.678004][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1337.678171][ T32] r4:8536ec00 ** 1 printk messages dropped ** [ 1337.678289][ T32] r5:8536ec00 r4:82918640 [ 1337.678309][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1337.678444][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 ** 2 printk messages dropped ** [ 1337.678526][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1337.678751][ T32] r9:83018005 r8:8536ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 ** 2 printk messages dropped ** [ 1337.679083][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1337.679522][ T32] r10:61c88647 r9:8536ec00 r8:84b4ad2c r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1337.679852][ T32] Exception stack(0xeb429fb0 to 0xeb429ff8) [ 1337.679981][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.698446][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.698493][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.698527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.698558][ T32] r4:85069380 [ 1337.699034][ T32] INFO: task kworker/0:461:4881 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.699073][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.699209][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.699274][ T32] Call trace: [ 1337.699334][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.699417][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.699463][ T32] r4:00000000 [ 1337.699486][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.699529][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.699565][ T32] 1d20: c58c9000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.699609][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.699658][ T32] 1d60: 800f0013 ffffffff [ 1337.699715][ T32] r5:800f0013 r4:80239bd0 [ 1337.699739][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.699785][ T32] r4:82ac11e4 [ 1337.699805][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.704517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.704607][ T32] r4:e0691dc0 [ 1337.704634][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.704695][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.704748][ T32] r4:00000000 [ 1337.704800][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.704855][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.704891][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.704940][ T32] r5:00001000 r4:ee7d5000 [ 1337.704988][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.705034][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.705078][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.705098][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.705181][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.705205][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.705286][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.705314][ T32] r4:8508b100 [ 1337.705335][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.705381][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.705403][ T32] r4:00000001 [ 1337.705422][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.705456][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.705486][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.705515][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.705560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.705595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.705618][ T32] r4:85086c80 [ 1337.705642][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.705673][ T32] INFO: task kworker/0:462:4882 blocked for more than 464 seconds. [ 1337.705707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.705732][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.705755][ T32] task:kworker/0:462 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.705838][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.705889][ T32] Call trace: [ 1337.705982][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.706076][ T32] r10:82918644 r9:eb431d84 r8:00000002 r7:60000113 r6:eb431d8c r5:85408c00 [ 1337.706157][ T32] r4:85408c00 [ 1337.706183][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.706226][ T32] r5:85408c00 r4:82918640 [ 1337.706247][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.706286][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.706330][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 [ 1337.706353][ T32] r4:00000000 [ 1337.706399][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.706458][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.706498][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.706545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069c40 [ 1337.706568][ T32] r4:00000000 [ 1337.706619][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.706668][ T32] r9:83018005 r8:85408c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [ 1337.706690][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.706732][ T32] r5:00001000 r4:eb119000 [ 1337.706752][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.706792][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.706859][ T32] r5:853c4f8c r4:853c4c00 [ 1337.706882][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.706926][ T32] r7:dddced40 r6:83018000 r5:853c4f8c r4:84b4ae00 [ 1337.706948][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.706992][ T32] r10:61c88647 r9:85408c00 r8:84b4ae2c r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1337.707129][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1337.707187][ T32] Exception stack(0xeb431fb0 to 0xeb431ff8) ** 2 printk messages dropped ** [ 1337.707269][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1337.707851][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1337.708433][ T32] r5:800f0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1337.708646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 3 printk messages dropped ** [ 1337.708902][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.709004][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.709305][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.709353][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.709376][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.709420][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.709461][ T32] r4:8508b100 [ 1337.709481][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.709527][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.709553][ T32] r4:00000001 [ 1337.709573][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.709607][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.709632][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.709660][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.709686][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.709716][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.709795][ T32] r4:85086c80 [ 1337.709820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.709989][ T32] INFO: task kworker/1:419:4886 blocked for more than 464 seconds. [ 1337.726112][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.726149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.726174][ T32] task:kworker/1:419 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.726231][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.726382][ T32] Call trace: [ 1337.726421][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.726474][ T32] r10:82918644 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:85409800 [ 1337.726497][ T32] r4:85409800 [ 1337.726606][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.726685][ T32] r5:85409800 r4:82918640 [ 1337.726713][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.726756][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.726802][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 [ 1337.726825][ T32] r4:00000000 [ 1337.726844][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.726921][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.726965][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.727006][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507a180 [ 1337.727028][ T32] r4:00000000 [ 1337.727047][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.727093][ T32] r9:83018205 r8:85409800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1337.727115][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.727176][ T32] r5:00001000 r4:eb103000 [ 1337.727229][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.727273][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.727341][ T32] r5:8547878c r4:85478400 [ 1337.727401][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.727451][ T32] r7:ddde2d40 r6:83018200 r5:8547878c r4:84b51e00 [ 1337.727472][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.727517][ T32] r10:61c88647 r9:85409800 r8:84b51e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.727539][ T32] r4:84b51e00 [ 1337.727564][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.727608][ T32] r10:00000000 r9:84b51e00 r8:8027ed34 r7:eb3d1e60 r6:84b4af00 r5:85409800 [ 1337.727656][ T32] r4:00000001 [ 1337.727758][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.727828][ T32] Exception stack(0xeb439fb0 to 0xeb439ff8) [ 1337.727860][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.727889][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.727948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.728012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.728064][ T32] r4:8507a000 [ 1337.728484][ T32] INFO: task kworker/1:419:4886 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.728518][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.728610][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.728709][ T32] Call trace: [ 1337.728862][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.728917][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.728941][ T32] r4:00000000 [ 1337.728960][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.729000][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.729029][ T32] 1d20: c5bca000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.729058][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 1 printk messages dropped ** [ 1337.729166][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1337.729376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 7 printk messages dropped ** [ 1337.729709][ T32] r5:85f9ab8c r4:85f9a800 ** 4 printk messages dropped ** [ 1337.740496][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1337.740891][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1337.741107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.741480][ T32] r5:8540b000 r4:82918640 [ 1337.741499][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.741647][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.741832][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.742029][ T32] r5:00001000 r4:eb197000 ** 4 printk messages dropped ** [ 1337.742402][ T32] r7:ddde2d40 r6:83018200 r5:8547978c r4:84b51e80 ** 5 printk messages dropped ** [ 1337.742583][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.742719][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1337.743351][ T32] Call trace: ** 6 printk messages dropped ** [ 1337.743599][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1337.743869][ T32] r4:e0691dc0 ** 5 printk messages dropped ** [ 1337.744103][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.744349][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.744369][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.744415][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.744435][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.744478][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.744507][ T32] r4:8508b100 [ 1337.744562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.744649][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.744674][ T32] r4:00000001 [ 1337.744722][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.744761][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.744788][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.744817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.744874][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.744907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.744930][ T32] r4:85086c80 [ 1337.744949][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.745116][ T32] INFO: task kworker/1:421:4890 blocked for more than 464 seconds. [ 1337.745149][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.745201][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.745225][ T32] task:kworker/1:421 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.745271][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.745368][ T32] Call trace: [ 1337.745416][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.745471][ T32] r10:82918644 r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:85408000 [ 1337.745493][ T32] r4:85408000 [ 1337.745512][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.745556][ T32] r5:85408000 r4:82918640 [ 1337.745577][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.745617][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.745661][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 [ 1337.745684][ T32] r4:00000000 [ 1337.745749][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.745791][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.745855][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.745906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507a340 [ 1337.745930][ T32] r4:00000000 [ 1337.745950][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.746050][ T32] r9:83018205 r8:85408000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1337.746075][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.746118][ T32] r5:00001000 r4:eb111000 [ 1337.746137][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.746195][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.746239][ T32] r5:85478b8c r4:85478800 [ 1337.746259][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.746324][ T32] r7:ddde2d40 r6:83018200 r5:85478b8c r4:84b51f00 [ 1337.746352][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.746433][ T32] r10:61c88647 r9:85408000 r8:84b51f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1337.746459][ T32] r4:84b51f00 [ 1337.746478][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.746543][ T32] r10:00000000 r9:84b51f00 r8:8027ed34 r7:eb445e60 r6:84ba7000 r5:85408000 [ 1337.746572][ T32] r4:00000001 [ 1337.746594][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.746629][ T32] Exception stack(0xeb449fb0 to 0xeb449ff8) [ 1337.746656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.746684][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.746711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.746766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.746792][ T32] r4:8507a140 [ 1337.747075][ T32] INFO: task kworker/1:421:4890 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.747167][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.747251][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.747301][ T32] Call trace: [ 1337.747332][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.747381][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.747403][ T32] r4:00000000 [ 1337.747422][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.747460][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.747489][ T32] 1d20: c5c7a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.747519][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.747543][ T32] 1d60: 800f0013 ffffffff [ 1337.747571][ T32] r5:800f0013 r4:80239bd0 [ 1337.747592][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.747630][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1337.747728][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1337.748018][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.748313][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.748449][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1337.748748][ T32] task:kworker/1:422 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.749046][ T32] r5:8540c800 r4:82918640 ** 2 printk messages dropped ** [ 1337.749182][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 ** 5 printk messages dropped ** [ 1337.749540][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.749734][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1337.780515][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1337.780667][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1337.781585][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 10 printk messages dropped ** [ 1337.782135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1337.782561][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1337.782805][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1337.783125][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1337.783468][ T32] r4:8540a400 ** 1 printk messages dropped ** [ 1337.783561][ T32] r5:8540a400 r4:82918640 [ 1337.783586][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1337.783875][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.783916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069d00 [ 1337.783939][ T32] r4:00000000 [ 1337.783958][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.784023][ T32] r9:83018005 r8:8540a400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [ 1337.784073][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.784118][ T32] r5:00001000 r4:eb12f000 [ 1337.784137][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.784200][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.784288][ T32] r5:853c538c r4:853c5000 [ 1337.784312][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.784358][ T32] r7:dddced40 r6:83018000 r5:853c538c r4:84ba7100 [ 1337.784417][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.784468][ T32] r10:61c88647 r9:8540a400 r8:84ba712c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.784490][ T32] r4:84ba7100 [ 1337.784509][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.784559][ T32] r10:00000000 r9:84ba7100 r8:8027ed34 r7:eb431e60 r6:84ba7180 r5:8540a400 [ 1337.784613][ T32] r4:00000001 [ 1337.784639][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.784705][ T32] Exception stack(0xeb44dfb0 to 0xeb44dff8) [ 1337.784738][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.784766][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.784792][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.784820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.784842][ T32] r4:85069c00 [ 1337.785087][ T32] INFO: task kworker/0:463:4894 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.785122][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.785205][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.785256][ T32] Call trace: [ 1337.785287][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.785335][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.785358][ T32] r4:00000000 [ 1337.785379][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.785416][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.785472][ T32] 1d20: c6275000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.785532][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.785564][ T32] 1d60: 800f0013 ffffffff [ 1337.785588][ T32] r5:800f0013 r4:80239bd0 [ 1337.785636][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.785681][ T32] r4:82ac11e4 [ 1337.785702][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.785743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.785767][ T32] r4:e0691dc0 [ 1337.785787][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.785828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.785850][ T32] r4:00000000 [ 1337.785885][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.785933][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.785955][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.785997][ T32] r5:00001000 r4:ee7d5000 [ 1337.786016][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.786054][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.786095][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.786137][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.786187][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.786234][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.786283][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.786305][ T32] r4:8508b100 [ 1337.786348][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.786399][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.786422][ T32] r4:00000001 [ 1337.786441][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.786501][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.786548][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.786631][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.786663][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.786693][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.786715][ T32] r4:85086c80 [ 1337.786735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.786759][ T32] INFO: task kworker/0:464:4896 blocked for more than 464 seconds. [ 1337.786787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.786810][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.786830][ T32] task:kworker/0:464 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.786935][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.786979][ T32] Call trace: [ 1337.787012][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.787056][ T32] r10:82918644 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:8540d400 [ 1337.787080][ T32] r4:8540d400 [ 1337.787126][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.787170][ T32] r5:8540d400 r4:82918640 [ 1337.787190][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.787283][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.787333][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 [ 1337.787375][ T32] r4:00000000 [ 1337.787409][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.787495][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.787535][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.787582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069e80 ** 3 printk messages dropped ** [ 1337.787799][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1337.788007][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1337.788142][ T32] r4:84ba7200 ** 2 printk messages dropped ** [ 1337.788262][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1337.788344][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1337.788856][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.789205][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.789419][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1337.789649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 2 printk messages dropped ** [ 1337.789766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.789813][ T32] r4:00000000 [ 1337.789885][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.812617][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.812728][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.812824][ T32] r5:00001000 r4:ee7d5000 [ 1337.812851][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.812895][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.812938][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.813000][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.813053][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.813075][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.813120][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.813146][ T32] r4:8508b100 [ 1337.813165][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.813212][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.813234][ T32] r4:00000001 [ 1337.813254][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.813321][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.813380][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.813441][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.813473][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.813551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.813644][ T32] r4:85086c80 [ 1337.813669][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.813700][ T32] INFO: task kworker/0:465:4898 blocked for more than 464 seconds. [ 1337.813759][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.813788][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.813905][ T32] task:kworker/0:465 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.814023][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.814171][ T32] Call trace: [ 1337.814279][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.814369][ T32] r10:82918644 r9:eb435d84 r8:00000002 r7:60000113 r6:eb435d8c r5:8540e000 [ 1337.814397][ T32] r4:8540e000 [ 1337.814462][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.814540][ T32] r5:8540e000 r4:82918640 [ 1337.814644][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.814690][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.814736][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 [ 1337.814757][ T32] r4:00000000 [ 1337.814819][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.814861][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.814900][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.814941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507a680 [ 1337.814991][ T32] r4:00000000 [ 1337.815013][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.815059][ T32] r9:83018005 r8:8540e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1337.815081][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.815121][ T32] r5:00001000 r4:eb16b000 [ 1337.815183][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.815285][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.815400][ T32] r5:85478f8c r4:85478c00 [ 1337.815423][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.815469][ T32] r7:dddced40 r6:83018000 r5:85478f8c r4:84ba7380 [ 1337.815491][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.815535][ T32] r10:61c88647 r9:8540e000 r8:84ba73ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.815563][ T32] r4:84ba7380 [ 1337.815583][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.815677][ T32] r10:00000000 r9:84ba7380 r8:8027ed34 r7:eb42de60 r6:84ba7400 r5:8540e000 [ 1337.815760][ T32] r4:00000001 [ 1337.815784][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.815820][ T32] Exception stack(0xeb435fb0 to 0xeb435ff8) [ 1337.815879][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.815911][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.815994][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.816028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.816052][ T32] r4:85069e00 [ 1337.816431][ T32] INFO: task kworker/0:465:4898 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.816520][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.816586][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.816664][ T32] Call trace: [ 1337.816695][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.816760][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.816787][ T32] r4:00000000 [ 1337.816808][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.816847][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.816876][ T32] 1d20: c6578000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.816905][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.816929][ T32] 1d60: 800f0013 ffffffff [ 1337.816951][ T32] r5:800f0013 r4:80239bd0 [ 1337.816971][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.817039][ T32] r4:82ac11e4 [ 1337.817069][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.817118][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.817143][ T32] r4:e0691dc0 [ 1337.817163][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.817204][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.817253][ T32] r4:00000000 [ 1337.817278][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.817324][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.817345][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.817386][ T32] r5:00001000 r4:ee7d5000 [ 1337.817457][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.817500][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.817559][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.817582][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.817627][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.817648][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.817692][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.817742][ T32] r4:8508b100 [ 1337.817793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.817843][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.817867][ T32] r4:00000001 [ 1337.817885][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.817931][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.817962][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.817991][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.818045][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.818077][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.818098][ T32] r4:85086c80 [ 1337.818118][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.818219][ T32] INFO: task kworker/0:466:4900 blocked for more than 464 seconds. [ 1337.818388][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.818416][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.818437][ T32] task:kworker/0:466 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.818515][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.818579][ T32] Call trace: [ 1337.818645][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.818694][ T32] r10:82918644 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:8540ec00 [ 1337.818716][ T32] r4:8540ec00 [ 1337.818735][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.818834][ T32] r5:8540ec00 r4:82918640 [ 1337.818858][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.818926][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.819015][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 [ 1337.819101][ T32] r4:00000000 [ 1337.819123][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.819425][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.819466][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.819519][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069880 [ 1337.819565][ T32] r4:00000000 [ 1337.819588][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.819631][ T32] r9:83018005 r8:8540ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [ 1337.819654][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.819711][ T32] r5:00001000 r4:eb151000 [ 1337.819732][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.819814][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.842761][ T32] r5:853c5b8c r4:853c5800 [ 1337.842794][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.842859][ T32] r7:dddced40 r6:83018000 r5:853c5b8c r4:84ba7300 [ 1337.842882][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.842957][ T32] r10:61c88647 r9:8540ec00 r8:84ba732c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.842986][ T32] r4:84ba7300 [ 1337.843006][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.843054][ T32] r10:00000000 r9:84ba7300 r8:8027ed34 r7:eb435e60 r6:84ba7480 r5:8540ec00 [ 1337.843079][ T32] r4:00000001 [ 1337.843130][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.843172][ T32] Exception stack(0xeb455fb0 to 0xeb455ff8) [ 1337.843229][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.843261][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.843288][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.843316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.843339][ T32] r4:850700c0 [ 1337.843779][ T32] INFO: task kworker/0:466:4900 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.843935][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.844042][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.844124][ T32] Call trace: [ 1337.844164][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.844217][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.844269][ T32] r4:00000000 [ 1337.844302][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.844343][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.844373][ T32] 1d20: c68cc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.844403][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.844447][ T32] 1d60: 800f0013 ffffffff [ 1337.844474][ T32] r5:800f0013 r4:80239bd0 [ 1337.844505][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.844614][ T32] r4:82ac11e4 [ 1337.844640][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.844714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.844741][ T32] r4:e0691dc0 [ 1337.844760][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.844804][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.844830][ T32] r4:00000000 [ 1337.844851][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.844896][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.845002][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.845049][ T32] r5:00001000 r4:ee7d5000 [ 1337.845070][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.845136][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.845210][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.845234][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.845298][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.845322][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.845367][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.845417][ T32] r4:8508b100 [ 1337.845450][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.845529][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.845558][ T32] r4:00000001 [ 1337.845608][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.845676][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.845726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.845759][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.845786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.845844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.845869][ T32] r4:85086c80 [ 1337.845890][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.845918][ T32] INFO: task kworker/0:467:4901 blocked for more than 464 seconds. [ 1337.845949][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.845974][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.845996][ T32] task:kworker/0:467 state:D stack:0 pid:4901 tgid:4901 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.846184][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.846232][ T32] Call trace: [ 1337.846263][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.846309][ T32] r10:82918644 r9:eb45dd84 r8:00000002 r7:60000013 r6:eb45dd8c r5:84868000 [ 1337.846358][ T32] r4:84868000 [ 1337.846438][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.846482][ T32] r5:84868000 r4:82918640 [ 1337.846503][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.846543][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.846593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 [ 1337.846633][ T32] r4:00000000 [ 1337.846673][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.846714][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.846764][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.846823][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070040 [ 1337.846849][ T32] r4:00000000 [ 1337.846868][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.846912][ T32] r9:83018005 r8:84868000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [ 1337.846934][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1337.847120][ T32] r5:853c5f8c r4:853c5c00 [ 1337.847139][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.847182][ T32] r7:dddced40 r6:83018000 r5:853c5f8c r4:84ba7500 [ 1337.847204][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.847248][ T32] r10:61c88647 r9:84868000 r8:84ba752c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.847272][ T32] r4:84ba7500 [ 1337.847292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.847335][ T32] r10:00000000 r9:84ba7500 r8:8027ed34 r7:eb435e60 r6:84ba7580 r5:84868000 [ 1337.847384][ T32] r4:00000001 [ 1337.847407][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.847442][ T32] Exception stack(0xeb45dfb0 to 0xeb45dff8) [ 1337.847468][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.847497][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.847523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.847551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.847578][ T32] r4:85070180 [ 1337.847839][ T32] INFO: task kworker/0:467:4901 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.847905][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.847997][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.848048][ T32] Call trace: [ 1337.848099][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.848173][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.848201][ T32] r4:00000000 [ 1337.848221][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.848259][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.848288][ T32] 1d20: c68cc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.848373][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.848402][ T32] 1d60: 800f0013 ffffffff [ 1337.848427][ T32] r5:800f0013 r4:80239bd0 [ 1337.848447][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1337.848625][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1337.848770][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1337.849147][ T32] r4:8508b100 ** 4 printk messages dropped ** [ 1337.849335][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 5 printk messages dropped ** [ 1337.849534][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1337.870788][ T32] r4:84869800 ** 1 printk messages dropped ** [ 1337.870854][ T32] r5:84869800 r4:82918640 [ 1337.870874][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.871069][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1337.871339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850708c0 ** 7 printk messages dropped ** [ 1337.871787][ T32] r5:853c678c r4:853c6400 ** 6 printk messages dropped ** [ 1337.872248][ T32] r10:00000000 r9:84ba7600 r8:8027ed34 r7:eb435e60 r6:84ba7680 r5:84869800 ** 7 printk messages dropped ** [ 1337.872772][ T32] r4:85070300 ** 2 printk messages dropped ** [ 1337.873632][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.873733][ T32] Call trace: [ 1337.873821][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.873921][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.873972][ T32] r4:00000000 [ 1337.874014][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.874095][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.874158][ T32] 1d20: c6c88000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.874225][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.874290][ T32] 1d60: 800f0013 ffffffff [ 1337.874358][ T32] r5:800f0013 r4:80239bd0 [ 1337.874382][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.874425][ T32] r4:82ac11e4 [ 1337.874459][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.874560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.874594][ T32] r4:e0691dc0 [ 1337.874614][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.874658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.874680][ T32] r4:00000000 [ 1337.874716][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.874778][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.874846][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.874892][ T32] r5:00001000 r4:ee7d5000 [ 1337.874912][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.874950][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.874990][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.875008][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.875054][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.875074][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.875152][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.875185][ T32] r4:8508b100 [ 1337.875205][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.875284][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.875368][ T32] r4:00000001 [ 1337.875424][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.875499][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.875536][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.875606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.875699][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.875771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1337.875885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1337.876156][ T32] task:kworker/0:469 state:D stack:0 pid:4905 tgid:4905 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1337.876461][ T32] r4:8486a400 ** 1 printk messages dropped ** [ 1337.876550][ T32] r5:8486a400 r4:82918640 [ 1337.876603][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.876682][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.876735][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 [ 1337.876790][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1337.876861][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1337.877150][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.877253][ T32] r5:00001000 r4:eb1a3000 [ 1337.877276][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.877317][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.877357][ T32] r5:853c638c r4:853c6000 [ 1337.877378][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.877434][ T32] r7:dddced40 r6:83018000 r5:853c638c r4:84ba7700 [ 1337.877458][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.877502][ T32] r10:61c88647 r9:8486a400 r8:84ba772c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.877524][ T32] r4:84ba7700 [ 1337.877542][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.877594][ T32] r10:00000000 r9:84ba7700 r8:8027ed34 r7:eb461e60 r6:84ba7780 r5:8486a400 [ 1337.877616][ T32] r4:00000001 [ 1337.877635][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.877669][ T32] Exception stack(0xeb465fb0 to 0xeb465ff8) [ 1337.877695][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1337.877724][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.877751][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.877795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.877855][ T32] r4:85070000 [ 1337.878135][ T32] INFO: task kworker/0:469:4905 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.878201][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.878263][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.878310][ T32] Call trace: [ 1337.878341][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.878389][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.878413][ T32] r4:00000000 [ 1337.878432][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.878470][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.878499][ T32] 1d20: c6c88000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.878528][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.878552][ T32] 1d60: 800f0013 ffffffff [ 1337.878581][ T32] r5:800f0013 r4:80239bd0 [ 1337.878601][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.878641][ T32] r4:82ac11e4 [ 1337.878661][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.878702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.878723][ T32] r4:e0691dc0 [ 1337.878741][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.878781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 3 printk messages dropped ** [ 1337.878917][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1337.879045][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.879090][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.879115][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.879162][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.879203][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.879252][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.879286][ T32] r4:8508b100 [ 1337.879323][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.879371][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.879447][ T32] r4:00000001 [ 1337.879471][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.879505][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.879561][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.879596][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.879624][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.879652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.879708][ T32] r4:85086c80 [ 1337.879730][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.879755][ T32] INFO: task kworker/1:423:4908 blocked for more than 464 seconds. [ 1337.879783][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.879808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.879888][ T32] task:kworker/1:423 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.895171][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.895232][ T32] Call trace: [ 1337.895301][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1337.895383][ T32] r4:8486bc00 ** 1 printk messages dropped ** [ 1337.895456][ T32] r5:8486bc00 r4:82918640 [ 1337.895481][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.895596][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.895860][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.896010][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1337.896377][ T32] r10:00000000 r9:85075000 r8:8027ed34 r7:eb445e60 r6:84ba7800 r5:8486bc00 ** 8 printk messages dropped ** [ 1337.897003][ T32] INFO: task kworker/1:423:4908 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 9 printk messages dropped ** [ 1337.897468][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1337.897870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1337.898269][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 8 printk messages dropped ** [ 1337.898547][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1337.898882][ T32] task:kworker/1:424 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1337.899271][ T32] r5:8486b000 r4:82918640 ** 3 printk messages dropped ** [ 1337.899397][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.899652][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1337.918005][ T32] r5:8547a78c r4:8547a400 ** 6 printk messages dropped ** [ 1337.918309][ T32] r10:00000000 r9:85075080 r8:8027ed34 r7:eb471e60 r6:84ba7880 r5:8486b000 ** 8 printk messages dropped ** [ 1337.919013][ T32] INFO: task kworker/1:424:4910 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 10 printk messages dropped ** [ 1337.919520][ T32] 1d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1337.919786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 11 printk messages dropped ** [ 1337.930617][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1337.930896][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1337.931372][ T32] r10:82918644 r9:eb459d84 r8:00000002 r7:60000013 r6:eb459d8c r5:8486c800 ** 2 printk messages dropped ** [ 1337.931454][ T32] r5:8486c800 r4:82918640 ** 3 printk messages dropped ** [ 1337.931604][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1337.931754][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.931825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070a40 [ 1337.931853][ T32] r4:00000000 [ 1337.931873][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.931954][ T32] r9:83018005 r8:8486c800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1337.932019][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.932090][ T32] r5:00001000 r4:eb1bd000 [ 1337.932113][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.932153][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.932195][ T32] r5:853c6b8c r4:853c6800 [ 1337.932214][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.932258][ T32] r7:dddced40 r6:83018000 r5:853c6b8c r4:84ba7900 [ 1337.932279][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.932323][ T32] r10:61c88647 r9:8486c800 r8:84ba792c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.932737][ T32] r4:84ba7900 [ 1337.932797][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.932846][ T32] r10:00000000 r9:84ba7900 r8:8027ed34 r7:eb461e60 r6:84ba7980 r5:8486c800 [ 1337.932870][ T32] r4:00000001 [ 1337.932888][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.933110][ T32] Exception stack(0xeb459fb0 to 0xeb459ff8) [ 1337.933141][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1337.933170][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.933197][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.933226][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.933248][ T32] r4:85070840 [ 1337.933615][ T32] INFO: task kworker/0:470:4912 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.933650][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.933706][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.933754][ T32] Call trace: [ 1337.933785][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1337.933833][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1337.933858][ T32] r4:00000000 [ 1337.933878][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1337.933916][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1337.934000][ T32] 1d20: c7144000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1337.934034][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1337.934060][ T32] 1d60: 800f0013 ffffffff [ 1337.934082][ T32] r5:800f0013 r4:80239bd0 [ 1337.934103][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1337.934144][ T32] r4:82ac11e4 [ 1337.934163][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1337.934204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1337.934246][ T32] r4:e0691dc0 [ 1337.934294][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.934347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.934369][ T32] r4:00000000 [ 1337.934391][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.934434][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.934456][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.934509][ T32] r5:00001000 r4:ee7d5000 [ 1337.934561][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.934614][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.934683][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.934733][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.934783][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.934808][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1337.935009][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 11 printk messages dropped ** [ 1337.935375][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1337.935964][ T32] r5:8486e000 r4:82918640 [ 1337.935984][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1337.936090][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1337.936383][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1337.936572][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1337.937007][ T32] r10:00000000 r9:84ba7a00 r8:8027ed34 r7:eb459e60 r6:84ba7a80 r5:8486e000 ** 7 printk messages dropped ** [ 1337.937297][ T32] r4:85070980 ** 3 printk messages dropped ** [ 1337.937696][ T32] Call trace: ** 10 printk messages dropped ** [ 1337.938028][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1337.938169][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 11 printk messages dropped ** [ 1337.938574][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1337.938923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1337.939258][ T32] r4:84868c00 ** 1 printk messages dropped ** [ 1337.939314][ T32] r5:84868c00 r4:82918640 ** 1 printk messages dropped ** [ 1337.939375][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1337.939756][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1337.961124][ T32] r4:84ba7b00 ** 6 printk messages dropped ** [ 1337.961327][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1337.962293][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1337.962724][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1337.962828][ T32] r4:e0691dc0 [ 1337.962867][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.962933][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1337.963126][ T32] r4:00000000 [ 1337.963152][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.963198][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1337.963253][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.963299][ T32] r5:00001000 r4:ee7d5000 [ 1337.963319][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.963359][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.963515][ T32] r5:85f9ab8c r4:85f9a800 [ 1337.963572][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.963625][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1337.963718][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.963774][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.963800][ T32] r4:8508b100 [ 1337.963828][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.963885][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1337.963907][ T32] r4:00000001 [ 1337.963926][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.964052][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1337.964084][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1337.964113][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.964139][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.964169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.964191][ T32] r4:85086c80 [ 1337.964214][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1337.964274][ T32] INFO: task kworker/0:473:4920 blocked for more than 464 seconds. [ 1337.964324][ T32] Not tainted 6.15.0-syzkaller #0 [ 1337.964350][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1337.964527][ T32] task:kworker/0:473 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.964588][ T32] Workqueue: events bpf_prog_free_deferred [ 1337.964632][ T32] Call trace: [ 1337.964664][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1337.964709][ T32] r10:82918644 r9:eb47dd84 r8:00000002 r7:60000113 r6:eb47dd8c r5:8486ec00 [ 1337.964731][ T32] r4:8486ec00 [ 1337.964751][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1337.964790][ T32] r5:8486ec00 r4:82918640 [ 1337.964809][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1337.964847][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1337.964891][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 [ 1337.964913][ T32] r4:00000000 [ 1337.965022][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1337.965065][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1337.965100][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1337.965587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069a80 [ 1337.965614][ T32] r4:00000000 [ 1337.965685][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1337.965735][ T32] r9:83018005 r8:8486ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [ 1337.965757][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1337.965799][ T32] r5:00001000 r4:dfe67000 [ 1337.965818][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1337.965909][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1337.965956][ T32] r5:853c778c r4:853c7400 [ 1337.965975][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1337.966018][ T32] r7:dddced40 r6:83018000 r5:853c778c r4:84ba7c00 [ 1337.966040][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1337.966085][ T32] r10:61c88647 r9:8486ec00 r8:84ba7c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1337.966106][ T32] r4:84ba7c00 [ 1337.966125][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1337.966167][ T32] r10:00000000 r9:84ba7c00 r8:8027ed34 r7:eb475e60 r6:84ba7c80 r5:8486ec00 [ 1337.966189][ T32] r4:00000001 [ 1337.966207][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1337.966242][ T32] Exception stack(0xeb47dfb0 to 0xeb47dff8) [ 1337.966267][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1337.966295][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1337.966322][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1337.966349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1337.966371][ T32] r4:85070e00 [ 1337.966639][ T32] INFO: task kworker/0:473:4920 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1337.966751][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1337.966893][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1337.967018][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 10 printk messages dropped ** [ 1337.967632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1337.968445][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1337.968722][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1337.969079][ T32] INFO: task kworker/0:474:4922 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1337.969762][ T32] r5:8540bc00 r4:82918640 [ 1337.969891][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.002974][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.003277][ T32] r9:83018005 r8:8540bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 ** 9 printk messages dropped ** [ 1338.003751][ T32] r4:84ba7d00 ** 2 printk messages dropped ** [ 1338.003843][ T32] r4:00000001 [ 1338.003862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.003942][ T32] Exception stack(0xeb481fb0 to 0xeb481ff8) [ 1338.003978][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.004033][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.004088][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.004120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.004143][ T32] r4:85070e00 [ 1338.004681][ T32] INFO: task kworker/0:474:4922 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.004725][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.004828][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.004880][ T32] Call trace: [ 1338.004939][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.004993][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.005016][ T32] r4:00000000 [ 1338.005035][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.005073][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.005192][ T32] 1d20: c7acd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.005232][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.005257][ T32] 1d60: 800f0013 ffffffff [ 1338.005305][ T32] r5:800f0013 r4:80239bd0 [ 1338.005329][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.005372][ T32] r4:82ac11e4 [ 1338.005393][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.005459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.005494][ T32] r4:e0691dc0 [ 1338.005521][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.005571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.005617][ T32] r4:00000000 [ 1338.005640][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.005686][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.005733][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.005778][ T32] r5:00001000 r4:ee7d5000 [ 1338.005797][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.005875][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.005920][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.005939][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.005985][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.006006][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.006077][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.006127][ T32] r4:8508b100 [ 1338.006175][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.006223][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.006245][ T32] r4:00000001 [ 1338.006289][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.006328][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.006356][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.006384][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.006638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1338.006960][ T32] r5:85418000 r4:82918640 [ 1338.006983][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.007089][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.007178][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1338.007448][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1338.007849][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.008495][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1338.008923][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1338.009019][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.009322][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1338.009820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1338.020365][ T32] r4:85418c00 ** 1 printk messages dropped ** [ 1338.020432][ T32] r5:85418c00 r4:82918640 ** 1 printk messages dropped ** [ 1338.020491][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.020719][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.020896][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1338.021281][ T32] Exception stack(0xeb489fb0 to 0xeb489ff8) ** 6 printk messages dropped ** [ 1338.022078][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.022774][ T32] r4:e0691dc0 ** 1 printk messages dropped ** [ 1338.022874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.022902][ T32] r4:00000000 [ 1338.022922][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.022966][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.023013][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.023061][ T32] r5:00001000 r4:ee7d5000 [ 1338.023080][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.023119][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.023185][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.023208][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.023280][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.023304][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.023350][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.023402][ T32] r4:8508b100 [ 1338.023424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.023470][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.023492][ T32] r4:00000001 [ 1338.023510][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.023552][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.023578][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.023606][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.023632][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.023700][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.023773][ T32] r4:85086c80 [ 1338.023829][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.023860][ T32] INFO: task kworker/1:425:4927 blocked for more than 464 seconds. [ 1338.023916][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.023944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.023990][ T32] task:kworker/1:425 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.024053][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.024123][ T32] Call trace: [ 1338.024187][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.024251][ T32] r10:82918644 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:8541a400 [ 1338.024317][ T32] r4:8541a400 [ 1338.024341][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.024382][ T32] r5:8541a400 r4:82918640 [ 1338.024403][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.024442][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.024486][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 [ 1338.024515][ T32] r4:00000000 [ 1338.024560][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.024600][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.024636][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.024676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507af80 [ 1338.024725][ T32] r4:00000000 [ 1338.024773][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.024851][ T32] r9:83018205 r8:8541a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1338.024903][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.024950][ T32] r5:00001000 r4:ead19000 [ 1338.024970][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.025008][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.025074][ T32] r5:8547ab8c r4:8547a800 [ 1338.025098][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.025142][ T32] r7:ddde2d40 r6:83018200 r5:8547ab8c r4:85075100 [ 1338.025162][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.025205][ T32] r10:61c88647 r9:8541a400 r8:8507512c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.025226][ T32] r4:85075100 [ 1338.025244][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.025286][ T32] r10:00000000 r9:85075100 r8:8027ed34 r7:eb46de60 r6:84ba3000 r5:8541a400 [ 1338.025308][ T32] r4:00000001 [ 1338.025327][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1338.025814][ T32] INFO: task kworker/1:425:4927 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 11 printk messages dropped ** [ 1338.026280][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1338.026478][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 11 printk messages dropped ** [ 1338.026951][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1338.027249][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.027489][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.027737][ T32] r5:8541b000 r4:82918640 [ 1338.027758][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.027960][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.028375][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.028743][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.029458][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.029522][ T32] 1d20: c7acd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.029560][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.029585][ T32] 1d60: 800f0013 ffffffff [ 1338.029607][ T32] r5:800f0013 r4:80239bd0 [ 1338.029626][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.029705][ T32] r4:82ac11e4 [ 1338.029728][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.029770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.029792][ T32] r4:e0691dc0 [ 1338.029810][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.029910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.062600][ T32] r4:00000000 [ 1338.062643][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.062719][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.062743][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.062799][ T32] r5:00001000 r4:ee7d5000 [ 1338.062824][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.062864][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.062908][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.062946][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.063000][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.063022][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.063067][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.063089][ T32] r4:8508b100 [ 1338.063108][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.063152][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.063173][ T32] r4:00000001 [ 1338.063219][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.063259][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.063291][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.063318][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.063344][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.063373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.063394][ T32] r4:85086c80 [ 1338.063416][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.063446][ T32] INFO: task kworker/1:427:4930 blocked for more than 464 seconds. [ 1338.063510][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.063548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.063573][ T32] task:kworker/1:427 state:D stack:0 pid:4930 tgid:4930 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.063919][ T32] r5:8541bc00 r4:82918640 [ 1338.063938][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.064021][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 ** 7 printk messages dropped ** [ 1338.064300][ T32] r9:83018205 r8:8541bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 ** 8 printk messages dropped ** [ 1338.064743][ T32] r10:61c88647 r9:8541bc00 r8:8507522c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1338.065119][ T32] r4:8507a440 ** 2 printk messages dropped ** [ 1338.065737][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.065963][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.065992][ T32] 1d20: c864e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.066020][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.066043][ T32] 1d60: 800f0013 ffffffff [ 1338.066065][ T32] r5:800f0013 r4:80239bd0 [ 1338.066084][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.066123][ T32] r4:82ac11e4 [ 1338.066142][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.066182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.066204][ T32] r4:e0691dc0 [ 1338.066223][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.066263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.066284][ T32] r4:00000000 [ 1338.066302][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.066369][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.066394][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.066463][ T32] r5:00001000 r4:ee7d5000 [ 1338.066539][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.066593][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.066639][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.066686][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.066744][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.066766][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.066810][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.066832][ T32] r4:8508b100 [ 1338.066850][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.066893][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.066915][ T32] r4:00000001 [ 1338.066934][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.066994][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.067023][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.067051][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.067077][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.067106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.067127][ T32] r4:85086c80 [ 1338.067172][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.067200][ T32] INFO: task kworker/1:428:4933 blocked for more than 464 seconds. [ 1338.067228][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.067251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 3 printk messages dropped ** [ 1338.067384][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.067544][ T32] r5:8541e000 r4:82918640 [ 1338.067564][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.068012][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1338.068747][ T32] r7:ddde2d40 r6:83018200 r5:853c7f8c r4:85075280 ** 8 printk messages dropped ** [ 1338.069148][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.079196][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1338.080282][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1338.080628][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1338.081093][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1338.081416][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.082037][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.082571][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.082837][ T32] r10:82918644 r9:eb4a9d84 r8:00000002 r7:60000113 r6:eb4a9d8c r5:8541ec00 [ 1338.082884][ T32] r4:8541ec00 [ 1338.082934][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.083022][ T32] r5:8541ec00 r4:82918640 [ 1338.083065][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.083185][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.083292][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 [ 1338.083345][ T32] r4:00000000 [ 1338.083399][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.083496][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.083587][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.083722][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baa1c0 [ 1338.083780][ T32] r4:00000000 [ 1338.083825][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.083923][ T32] r9:83018205 r8:8541ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1338.083968][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.084054][ T32] r5:00001000 r4:eae7f000 [ 1338.084099][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.084185][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.084273][ T32] r5:8547b78c r4:8547b400 [ 1338.084318][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.084416][ T32] r7:ddde2d40 r6:83018200 r5:8547b78c r4:85075300 [ 1338.084460][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.084726][ T32] r10:61c88647 r9:8541ec00 r8:8507532c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.084761][ T32] r4:85075300 [ 1338.084794][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.084854][ T32] r10:00000000 r9:85075300 r8:8027ed34 r7:eb4a5e60 r6:84ba3200 r5:8541ec00 [ 1338.084878][ T32] r4:00000001 [ 1338.084897][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.084958][ T32] Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) [ 1338.084988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.085032][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.085069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.085100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.085122][ T32] r4:84baa000 [ 1338.085585][ T32] INFO: task kworker/1:429:4934 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.085661][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.085740][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.085967][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.086355][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1338.086709][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1338.087228][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1338.087963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1338.088508][ T32] r10:82918644 r9:eb4b1d84 r8:00000002 r7:60000113 r6:eb4b1d8c r5:85419800 ** 2 printk messages dropped ** [ 1338.088746][ T32] r5:85419800 r4:82918640 [ 1338.088788][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.088857][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.088942][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 [ 1338.088983][ T32] r4:00000000 [ 1338.089004][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.089078][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.089142][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.089269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baa280 [ 1338.089300][ T32] r4:00000000 [ 1338.089331][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.089411][ T32] r9:83018205 r8:85419800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1338.089448][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.089494][ T32] r5:00001000 r4:eae93000 [ 1338.089513][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.089554][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.089618][ T32] r5:8547bb8c r4:8547b800 [ 1338.089650][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.089720][ T32] r7:ddde2d40 r6:83018200 r5:8547bb8c r4:85075380 [ 1338.089741][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.089792][ T32] r10:61c88647 r9:85419800 r8:850753ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.089814][ T32] r4:85075380 [ 1338.089833][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.123839][ T32] r10:00000000 r9:85075380 r8:8027ed34 r7:eb4a5e60 r6:84ba3280 r5:85419800 [ 1338.123934][ T32] r4:00000001 [ 1338.123962][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.124019][ T32] Exception stack(0xeb4b1fb0 to 0xeb4b1ff8) [ 1338.124050][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.124105][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.124157][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.124247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.124309][ T32] r4:84baa180 [ 1338.124764][ T32] INFO: task kworker/1:430:4936 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.124828][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.124959][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1338.125310][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.125617][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1338.126232][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1338.126645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.126994][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.127317][ T32] task:kworker/1:431 state:D stack:0 pid:4938 tgid:4938 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.127725][ T32] r5:8541d400 r4:82918640 ** 2 printk messages dropped ** [ 1338.128276][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 ** 8 printk messages dropped ** [ 1338.128943][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.129443][ T32] r4:85075400 ** 5 printk messages dropped ** [ 1338.129626][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1338.154863][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1338.155456][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1338.156009][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1338.156370][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.156720][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.157543][ T32] r10:82918644 r9:eb469d84 r8:00000002 r7:60000113 r6:eb469d8c r5:8541c800 ** 4 printk messages dropped ** [ 1338.157847][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.158387][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1338.158524][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.158635][ T32] r5:00001000 r4:eaf2b000 [ 1338.158678][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.158726][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.158770][ T32] r5:853d838c r4:853d8000 [ 1338.158793][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.158875][ T32] r7:dddced40 r6:83018000 r5:853d838c r4:84ba3380 [ 1338.158939][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.159032][ T32] r10:61c88647 r9:8541c800 r8:84ba33ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.159082][ T32] r4:84ba3380 [ 1338.159127][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.159221][ T32] r10:00000000 r9:84ba3380 r8:8027ed34 r7:eb485e60 r6:84ba3400 r5:8541c800 [ 1338.159271][ T32] r4:00000001 [ 1338.159311][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.159388][ T32] Exception stack(0xeb469fb0 to 0xeb469ff8) [ 1338.159452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.159512][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.159568][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.159632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.159745][ T32] r4:84ba98c0 [ 1338.168334][ T32] INFO: task kworker/0:477:4940 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.168455][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.168612][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.168738][ T32] Call trace: [ 1338.168816][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.168926][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.168981][ T32] r4:00000000 [ 1338.169031][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.169111][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.169203][ T32] 1d20: c9392000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.169238][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.169262][ T32] 1d60: 800f0013 ffffffff [ 1338.169291][ T32] r5:800f0013 r4:80239bd0 [ 1338.169312][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.169379][ T32] r4:82ac11e4 [ 1338.169402][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.169468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.169494][ T32] r4:e0691dc0 [ 1338.169525][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.169624][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.169673][ T32] r4:00000000 [ 1338.169714][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.169806][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.170595][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.170681][ T32] r5:00001000 r4:ee7d5000 [ 1338.170827][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.170878][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.170921][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.170998][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.171069][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.171093][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.171173][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.171220][ T32] r4:8508b100 [ 1338.171261][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.171368][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.171444][ T32] r4:00000001 [ 1338.171507][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.171591][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.171655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.171745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1338.171903][ T32] INFO: task kworker/1:432:4942 blocked for more than 464 seconds. ** 9 printk messages dropped ** [ 1338.172678][ T32] r5:84840000 r4:82918640 [ 1338.172723][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.172902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 ** 8 printk messages dropped ** [ 1338.173339][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1338.173851][ T32] r10:61c88647 r9:84840000 r8:850754ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1338.175007][ T32] INFO: task kworker/1:432:4942 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 9 printk messages dropped ** [ 1338.175811][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.176198][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.176652][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1338.177230][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.177482][ T32] task:kworker/1:433 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.177943][ T32] r5:84840c00 r4:82918640 ** 5 printk messages dropped ** [ 1338.178373][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.179102][ T32] r5:8547c78c r4:8547c400 ** 5 printk messages dropped ** [ 1338.179528][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 11 printk messages dropped ** [ 1338.211250][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.211433][ T32] Call trace: [ 1338.211493][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.211557][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.211592][ T32] r4:00000000 [ 1338.211640][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.211746][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.211820][ T32] 1d20: c9b85000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.211886][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.211940][ T32] 1d60: 800f0013 ffffffff [ 1338.211986][ T32] r5:800f0013 r4:80239bd0 [ 1338.212030][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.212122][ T32] r4:82ac11e4 [ 1338.212167][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.212249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.212314][ T32] r4:e0691dc0 [ 1338.212366][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.212455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.212734][ T32] r4:00000000 [ 1338.212787][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.212883][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.212934][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.213049][ T32] r5:00001000 r4:ee7d5000 [ 1338.213106][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.213188][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.213275][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.213319][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.213410][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.213522][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.213689][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.213741][ T32] r4:8508b100 [ 1338.213784][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.213917][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.213980][ T32] r4:00000001 [ 1338.214061][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.214137][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.214219][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.214284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.214343][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.214413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.214457][ T32] r4:85086c80 [ 1338.214499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.214556][ T32] INFO: task kworker/1:434:4947 blocked for more than 464 seconds. [ 1338.214628][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.214679][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.214731][ T32] task:kworker/1:434 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.214927][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.215033][ T32] Call trace: [ 1338.215105][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.215193][ T32] r10:82918644 r9:eb48dd84 r8:00000002 r7:60000013 r6:eb48dd8c r5:8544c800 [ 1338.215241][ T32] r4:8544c800 [ 1338.215283][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.215344][ T32] r5:8544c800 r4:82918640 [ 1338.215364][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.215405][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.215452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 [ 1338.215500][ T32] r4:00000000 [ 1338.215554][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.215597][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.215633][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.215701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baa7c0 [ 1338.215749][ T32] r4:00000000 [ 1338.215801][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1338.216015][ T32] r5:8547c38c r4:8547c000 ** 3 printk messages dropped ** [ 1338.216202][ T32] r10:61c88647 r9:8544c800 r8:850755ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1338.216519][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1338.217167][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.217385][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1338.217526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 8 printk messages dropped ** [ 1338.217892][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1338.218409][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.218855][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.219101][ T32] r5:8544d400 r4:82918640 ** 1 printk messages dropped ** [ 1338.219161][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1338.219382][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.219605][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1338.241804][ T32] r10:61c88647 r9:8544d400 r8:8507572c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.241861][ T32] r4:85075700 [ 1338.241887][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.241937][ T32] r10:00000000 r9:85075700 r8:8027ed34 r7:eb4ade60 r6:85075780 r5:8544d400 [ 1338.241960][ T32] r4:00000001 [ 1338.241980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.242015][ T32] Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) [ 1338.242133][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.242166][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.242193][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.242221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.242244][ T32] r4:84baa980 [ 1338.242688][ T32] INFO: task kworker/1:435:4950 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.242727][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.242809][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.242863][ T32] Call trace: [ 1338.242895][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.242946][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.242968][ T32] r4:00000000 [ 1338.242988][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.243025][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.243054][ T32] 1d20: c9d1a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.243097][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.243124][ T32] 1d60: 800f0013 ffffffff [ 1338.243148][ T32] r5:800f0013 r4:80239bd0 [ 1338.243168][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.243235][ T32] r4:82ac11e4 [ 1338.243260][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.243303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.243326][ T32] r4:e0691dc0 [ 1338.243345][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.243387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.243409][ T32] r4:00000000 [ 1338.243428][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.243473][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.243494][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.243537][ T32] r5:00001000 r4:ee7d5000 [ 1338.243569][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.243612][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.243655][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.243689][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.243735][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.243908][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.243960][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.243982][ T32] r4:8508b100 [ 1338.244018][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.244066][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.244089][ T32] r4:00000001 [ 1338.244109][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.244143][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.244337][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.244386][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.244416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.244444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.244466][ T32] r4:85086c80 [ 1338.244486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.244525][ T32] INFO: task kworker/1:436:4952 blocked for more than 464 seconds. [ 1338.244561][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.244586][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.244607][ T32] task:kworker/1:436 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.244652][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.244694][ T32] Call trace: [ 1338.244725][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.244854][ T32] r5:8544a400 r4:82918640 [ 1338.244875][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.245073][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1338.245597][ T32] r5:8547cf8c r4:8547cc00 ** 5 printk messages dropped ** [ 1338.245766][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1338.246006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1338.246748][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.247198][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.247470][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1338.247618][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.247638][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.247700][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.247799][ T32] r4:8508b100 [ 1338.247823][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.247909][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.247936][ T32] r4:00000001 [ 1338.248025][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.248066][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.248093][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.248121][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.248147][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.248228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.248292][ T32] r4:85086c80 [ 1338.248317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.248342][ T32] INFO: task kworker/1:437:4955 blocked for more than 464 seconds. [ 1338.248370][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.248393][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.248413][ T32] task:kworker/1:437 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.248456][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.248497][ T32] Call trace: [ 1338.248672][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.248721][ T32] r10:82918644 r9:eb4bdd84 r8:00000002 r7:60000113 r6:eb4bdd8c r5:8544e000 [ 1338.248839][ T32] r4:8544e000 [ 1338.248863][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.248905][ T32] r5:8544e000 r4:82918640 [ 1338.248926][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.248965][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.249009][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 [ 1338.249031][ T32] r4:00000000 [ 1338.249049][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.249086][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.249147][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.249199][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baaf00 [ 1338.249229][ T32] r4:00000000 [ 1338.249249][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.249467][ T32] r9:83018205 r8:8544e000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1338.249495][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.249594][ T32] r5:00001000 r4:eb21b000 [ 1338.249618][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.249659][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.249700][ T32] r5:8547d38c r4:8547d000 [ 1338.249719][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.249763][ T32] r7:ddde2d40 r6:83018200 r5:8547d38c r4:85075880 ** 2 printk messages dropped ** [ 1338.269190][ T32] r4:85075880 ** 6 printk messages dropped ** [ 1338.269467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.270942][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1338.271445][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1338.271718][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1338.271892][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 8 printk messages dropped ** [ 1338.272248][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.272665][ T32] task:kworker/0:478 state:D stack:0 pid:4956 tgid:4956 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.272917][ T32] r5:8544bc00 r4:82918640 ** 3 printk messages dropped ** [ 1338.273061][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.273218][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.273494][ T32] r5:853d878c r4:853d8400 ** 4 printk messages dropped ** [ 1338.273694][ T32] r4:84ba3580 ** 6 printk messages dropped ** [ 1338.274020][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.274792][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1338.275043][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1338.275215][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1338.275558][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1338.276114][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.276478][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.276647][ T32] r5:85449800 r4:82918640 ** 3 printk messages dropped ** [ 1338.276976][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.277375][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1338.277921][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.278013][ T32] r7:ddde2d40 r6:83018200 r5:8547d78c r4:85075a00 [ 1338.278056][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.278150][ T32] r10:61c88647 r9:85449800 r8:85075a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.278195][ T32] r4:85075a00 [ 1338.278236][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.278326][ T32] r10:00000000 r9:85075a00 r8:8027ed34 r7:eb4bde60 r6:85075a80 r5:85449800 [ 1338.278374][ T32] r4:00000001 [ 1338.278419][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.278490][ T32] Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) [ 1338.278541][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.278602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.278662][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.278719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.278782][ T32] r4:8507a9c0 [ 1338.279139][ T32] INFO: task kworker/1:438:4957 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.279210][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.279315][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.279441][ T32] Call trace: [ 1338.279515][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.279616][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.279684][ T32] r4:00000000 [ 1338.279729][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.279867][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.279999][ T32] 1d20: c9fa5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.310223][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.310286][ T32] 1d60: 800f0013 ffffffff [ 1338.310337][ T32] r5:800f0013 r4:80239bd0 [ 1338.310381][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.310492][ T32] r4:82ac11e4 [ 1338.310538][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.310631][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.310697][ T32] r4:e0691dc0 [ 1338.310744][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.310834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.310886][ T32] r4:00000000 [ 1338.310929][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.311039][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.311071][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.311144][ T32] r5:00001000 r4:ee7d5000 [ 1338.311168][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.311208][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.311250][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.311270][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.311358][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.311405][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.311492][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.311534][ T32] r4:8508b100 [ 1338.311575][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.311683][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.311735][ T32] r4:00000001 [ 1338.311799][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.311880][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.311965][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.312044][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.312104][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.312164][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.312209][ T32] r4:85086c80 [ 1338.312252][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.312304][ T32] INFO: task kworker/1:439:4959 blocked for more than 464 seconds. [ 1338.312365][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.312399][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.312423][ T32] task:kworker/1:439 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.312477][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.312528][ T32] Call trace: ** 1 printk messages dropped ** [ 1338.312667][ T32] r10:82918644 r9:eb4cdd84 r8:00000002 r7:60000113 r6:eb4cdd8c r5:8544b000 ** 2 printk messages dropped ** [ 1338.312763][ T32] r5:8544b000 r4:82918640 [ 1338.312816][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.313055][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1338.313267][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1338.313457][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1338.313937][ T32] r7:ddde2d40 r6:83018200 r5:8547df8c r4:85075b00 ** 8 printk messages dropped ** [ 1338.314520][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1338.315385][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1338.316046][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1338.316395][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1338.316749][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1338.317118][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.317728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.318164][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.318558][ T32] r5:8544ec00 r4:82918640 [ 1338.318587][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.318739][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 ** 8 printk messages dropped ** [ 1338.319172][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.319547][ T32] r4:85075c00 ** 5 printk messages dropped ** [ 1338.319785][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.341017][ T32] Call trace: ** 7 printk messages dropped ** [ 1338.341299][ T32] 1d60: 800f0013 ffffffff [ 1338.341347][ T32] r5:800f0013 r4:80239bd0 [ 1338.341371][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.341416][ T32] r4:82ac11e4 [ 1338.341436][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.341477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.341501][ T32] r4:e0691dc0 [ 1338.341531][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.341582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.341615][ T32] r4:00000000 [ 1338.341657][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.341709][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.341732][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.341773][ T32] r5:00001000 r4:ee7d5000 [ 1338.341794][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.341832][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.341873][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.341893][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.341947][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.341971][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.342018][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.342040][ T32] r4:8508b100 [ 1338.342059][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.342102][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.342124][ T32] r4:00000001 [ 1338.342142][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.342177][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.342223][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.342255][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.342281][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.342309][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.342330][ T32] r4:85086c80 [ 1338.342361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.342393][ T32] INFO: task kworker/1:441:4963 blocked for more than 464 seconds. [ 1338.342429][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.342454][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.342476][ T32] task:kworker/1:441 state:D stack:0 pid:4963 tgid:4963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.342520][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.342568][ T32] Call trace: [ 1338.342599][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.342654][ T32] r10:82918644 r9:eb4d9d84 r8:00000002 r7:60000013 r6:eb4d9d8c r5:8486d400 [ 1338.342699][ T32] r4:8486d400 [ 1338.342736][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.342779][ T32] r5:8486d400 r4:82918640 [ 1338.342801][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.342840][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.342884][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 [ 1338.342906][ T32] r4:00000000 [ 1338.342925][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.342981][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.343021][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.343063][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85087280 [ 1338.343085][ T32] r4:00000000 [ 1338.343122][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.343169][ T32] r9:83018205 r8:8486d400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1338.343192][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.343233][ T32] r5:00001000 r4:eb2b1000 [ 1338.343262][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.343304][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.343346][ T32] r5:8547e38c r4:8547e000 [ 1338.343403][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.343451][ T32] r7:ddde2d40 r6:83018200 r5:8547e38c r4:85075d00 [ 1338.343472][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.343515][ T32] r10:61c88647 r9:8486d400 r8:85075d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.343543][ T32] r4:85075d00 [ 1338.343562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.343607][ T32] r10:00000000 r9:85075d00 r8:8027ed34 r7:eb4cde60 r6:85075d80 r5:8486d400 [ 1338.343659][ T32] r4:00000001 [ 1338.343701][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.343739][ T32] Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) [ 1338.343765][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.343794][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.343820][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.343847][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.343868][ T32] r4:85087180 [ 1338.344173][ T32] INFO: task kworker/1:441:4963 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.344229][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.344333][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.344692][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 8 printk messages dropped ** [ 1338.345181][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1338.345451][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1338.346222][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1338.346516][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.347341][ T32] r10:82918644 r9:eb4ddd84 r8:00000002 r7:60000013 r6:eb4ddd8c r5:8543ec00 ** 2 printk messages dropped ** [ 1338.347482][ T32] r5:8543ec00 r4:82918640 ** 3 printk messages dropped ** [ 1338.347713][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.348020][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.348450][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.349094][ T32] Exception stack(0xeb4ddfb0 to 0xeb4ddff8) ** 6 printk messages dropped ** [ 1338.349886][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1338.377612][ T32] Call trace: [ 1338.377672][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.377731][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.377758][ T32] r4:00000000 [ 1338.377779][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.377820][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.377917][ T32] 1d20: cab46000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.377951][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.377976][ T32] 1d60: 800f0013 ffffffff [ 1338.378003][ T32] r5:800f0013 r4:80239bd0 [ 1338.378023][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.378121][ T32] r4:82ac11e4 [ 1338.378146][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.378190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.378213][ T32] r4:e0691dc0 [ 1338.378232][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.378273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.378308][ T32] r4:00000000 [ 1338.378365][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.378417][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.378439][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.378480][ T32] r5:00001000 r4:ee7d5000 [ 1338.378500][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.378544][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.378587][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.378607][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.378652][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.378684][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.378732][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.378763][ T32] r4:8508b100 [ 1338.378786][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.378832][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.378853][ T32] r4:00000001 [ 1338.378871][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.378915][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.378953][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.379003][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.379032][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.379079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.379104][ T32] r4:85086c80 [ 1338.379146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.379191][ T32] INFO: task kworker/1:443:4967 blocked for more than 464 seconds. [ 1338.379228][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.379272][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.379298][ T32] task:kworker/1:443 state:D stack:0 pid:4967 tgid:4967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.379345][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.379388][ T32] Call trace: [ 1338.379420][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.379465][ T32] r10:82918644 r9:eb4e5d84 r8:00000002 r7:60000013 r6:eb4e5d8c r5:85450c00 [ 1338.379505][ T32] r4:85450c00 [ 1338.379549][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.379594][ T32] r5:85450c00 r4:82918640 [ 1338.379614][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.379653][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.379723][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 [ 1338.379756][ T32] r4:00000000 [ 1338.379778][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.379816][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1338.392644][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.393042][ T32] r10:00000000 r9:85075f00 r8:8027ed34 r7:eb4dde60 r6:85075f80 r5:85450c00 ** 9 printk messages dropped ** [ 1338.393774][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.394345][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 8 printk messages dropped ** [ 1338.394603][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1338.394978][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1338.395276][ T32] task:kworker/1:444 state:D stack:0 pid:4969 tgid:4969 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.395517][ T32] r5:85452400 r4:82918640 ** 3 printk messages dropped ** [ 1338.395717][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.395872][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.396307][ T32] r7:ddde2d40 r6:83018200 r5:8547ef8c r4:84b8b000 ** 11 printk messages dropped ** [ 1338.396686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1338.397511][ T32] r5:800f0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1338.397832][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.398110][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1338.398687][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.399092][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.399759][ T32] r5:85453000 r4:82918640 ** 1 printk messages dropped ** [ 1338.399817][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1338.422465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85087b40 [ 1338.422487][ T32] r4:00000000 [ 1338.422516][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.422580][ T32] r9:83018205 r8:85453000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1338.422602][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.422646][ T32] r5:00001000 r4:eb2ed000 [ 1338.422666][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.422705][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.422765][ T32] r5:8547f38c r4:8547f000 [ 1338.422790][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.422839][ T32] r7:ddde2d40 r6:83018200 r5:8547f38c r4:84b8b100 [ 1338.422899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.422948][ T32] r10:61c88647 r9:85453000 r8:84b8b12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.422970][ T32] r4:84b8b100 [ 1338.422989][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.423033][ T32] r10:00000000 r9:84b8b100 r8:8027ed34 r7:eb4e9e60 r6:84b8b180 r5:85453000 [ 1338.423055][ T32] r4:00000001 [ 1338.423073][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.423108][ T32] Exception stack(0xeb4edfb0 to 0xeb4edff8) [ 1338.423137][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.423165][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.423192][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.423221][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.423262][ T32] r4:85087980 [ 1338.423730][ T32] INFO: task kworker/1:445:4971 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.423767][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.423856][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.423941][ T32] Call trace: [ 1338.423977][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.424046][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.424072][ T32] r4:00000000 [ 1338.424119][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.424161][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.424191][ T32] 1d20: cb760000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.424219][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.424242][ T32] 1d60: 800f0013 ffffffff [ 1338.424264][ T32] r5:800f0013 r4:80239bd0 [ 1338.424283][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.424324][ T32] r4:82ac11e4 [ 1338.424376][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.424422][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.424444][ T32] r4:e0691dc0 [ 1338.424463][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.424502][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.424525][ T32] r4:00000000 [ 1338.424549][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.424603][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.424628][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.424669][ T32] r5:00001000 r4:ee7d5000 [ 1338.424688][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.424739][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.424783][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.424821][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.424870][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.424910][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.424958][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.424981][ T32] r4:8508b100 [ 1338.425010][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 5 printk messages dropped ** [ 1338.425282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1338.425789][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1338.425960][ T32] r5:85453c00 r4:82918640 [ 1338.426000][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.426195][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.426497][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.426900][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1338.427345][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1338.427806][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1338.429045][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1338.429590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1338.441918][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 9 printk messages dropped ** [ 1338.442585][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1338.443391][ T32] r10:82918644 r9:eb4f9d84 r8:00000002 r7:60000113 r6:eb4f9d8c r5:85451800 ** 2 printk messages dropped ** [ 1338.443570][ T32] r5:85451800 r4:82918640 ** 3 printk messages dropped ** [ 1338.443864][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.444204][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.444723][ T32] r5:853d8f8c r4:853d8c00 ** 6 printk messages dropped ** [ 1338.445127][ T32] r10:00000000 r9:84ba3600 r8:8027ed34 r7:eb485e60 r6:84b8b300 r5:85451800 ** 9 printk messages dropped ** [ 1338.446263][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1338.447311][ T32] r4:e0691dc0 [ 1338.447358][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.447442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.447486][ T32] r4:00000000 [ 1338.447543][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.447640][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.447720][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.447813][ T32] r5:00001000 r4:ee7d5000 [ 1338.447865][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.447931][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.448023][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.448071][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.448179][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.448235][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.448328][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.448352][ T32] r4:8508b100 [ 1338.448371][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.448449][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.448507][ T32] r4:00000001 [ 1338.448559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.448613][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.448640][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.448668][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.448694][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.448741][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.448767][ T32] r4:85086c80 [ 1338.448790][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.448816][ T32] INFO: task kworker/1:447:4977 blocked for more than 464 seconds. [ 1338.448887][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.448944][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.448992][ T32] task:kworker/1:447 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.449040][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.449138][ T32] Call trace: [ 1338.449222][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.449315][ T32] r10:82918644 r9:eb4fdd84 r8:00000002 r7:60000013 r6:eb4fdd8c r5:85455400 [ 1338.449361][ T32] r4:85455400 [ 1338.449407][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.449544][ T32] r5:85455400 r4:82918640 [ 1338.449608][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.449714][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.449778][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 [ 1338.449806][ T32] r4:00000000 [ 1338.449825][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.471790][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.471867][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.471913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85071040 [ 1338.471940][ T32] r4:00000000 [ 1338.471960][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.472008][ T32] r9:83018205 r8:85455400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1338.472030][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.472074][ T32] r5:00001000 r4:eb327000 [ 1338.472094][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.472133][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.472175][ T32] r5:8547fb8c r4:8547f800 [ 1338.472194][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.472240][ T32] r7:ddde2d40 r6:83018200 r5:8547fb8c r4:84b8b380 [ 1338.472260][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.472303][ T32] r10:61c88647 r9:85455400 r8:84b8b3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.472325][ T32] r4:84b8b380 [ 1338.472386][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.472436][ T32] r10:00000000 r9:84b8b380 r8:8027ed34 r7:eb4f1e60 r6:84b8b400 r5:85455400 [ 1338.472500][ T32] r4:00000001 [ 1338.472524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.472565][ T32] Exception stack(0xeb4fdfb0 to 0xeb4fdff8) [ 1338.472595][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.472623][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.472649][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.472677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.472699][ T32] r4:85087dc0 [ 1338.473130][ T32] INFO: task kworker/1:447:4977 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.473165][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.473246][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.473295][ T32] Call trace: [ 1338.473347][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.473400][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 1 printk messages dropped ** [ 1338.473462][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1338.473837][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1338.473986][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1338.474303][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1338.474528][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.474822][ T32] task:kworker/1:448 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.475120][ T32] r5:85450000 r4:82918640 ** 2 printk messages dropped ** [ 1338.475340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 ** 8 printk messages dropped ** [ 1338.475621][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1338.476242][ T32] r4:84b8b480 ** 6 printk messages dropped ** [ 1338.476500][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1338.477047][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.477164][ T32] Call trace: [ 1338.477196][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.477246][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.477269][ T32] r4:00000000 [ 1338.477346][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.477389][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.477457][ T32] 1d20: cbd01000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.477559][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.477666][ T32] 1d60: 800f0013 ffffffff [ 1338.477771][ T32] r5:800f0013 r4:80239bd0 [ 1338.477797][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.477871][ T32] r4:82ac11e4 [ 1338.477896][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.477940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.477963][ T32] r4:e0691dc0 [ 1338.477995][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.478042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.478066][ T32] r4:00000000 [ 1338.478167][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.478216][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.478239][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.478281][ T32] r5:00001000 r4:ee7d5000 [ 1338.478301][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.478341][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.478463][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.478488][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.478540][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.478563][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.478609][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.478663][ T32] r4:8508b100 [ 1338.478687][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.478733][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.478757][ T32] r4:00000001 [ 1338.478778][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.478813][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.478840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.478958][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.478989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.479018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.479041][ T32] r4:85086c80 [ 1338.479072][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.479101][ T32] INFO: task kworker/1:449:4981 blocked for more than 465 seconds. [ 1338.479131][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.479156][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.479277][ T32] task:kworker/1:449 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.479329][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.479482][ T32] Call trace: [ 1338.479520][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.479595][ T32] r10:82918644 r9:eb4e1d84 r8:00000002 r7:60000013 r6:eb4e1d8c r5:85456000 [ 1338.479622][ T32] r4:85456000 [ 1338.479643][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.479706][ T32] r5:85456000 r4:82918640 [ 1338.479728][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.479770][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.479815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 [ 1338.501287][ T32] r4:00000000 [ 1338.501354][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1338.501527][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85071300 ** 9 printk messages dropped ** [ 1338.501912][ T32] r7:ddde2d40 r6:83018200 r5:8548c38c r4:84b8b580 ** 8 printk messages dropped ** [ 1338.502245][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1338.502303][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.502334][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.502357][ T32] r4:85071140 [ 1338.502773][ T32] INFO: task kworker/1:449:4981 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.502810][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.502901][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.502972][ T32] Call trace: [ 1338.503033][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.503103][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.503152][ T32] r4:00000000 [ 1338.503176][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.503217][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.503270][ T32] 1d20: cc182000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1338.503364][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1338.503549][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1338.503880][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1338.504088][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.504391][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1338.504773][ T32] r10:82918644 r9:eb065d84 r8:00000002 r7:60000013 r6:eb065d8c r5:85454800 ** 2 printk messages dropped ** [ 1338.504882][ T32] r5:85454800 r4:82918640 ** 1 printk messages dropped ** [ 1338.504939][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.505294][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1338.505665][ T32] r10:61c88647 r9:85454800 r8:84b8b6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1338.506001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1338.506622][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1338.506754][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1338.507025][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.507205][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.507537][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1338.507892][ T32] task:kworker/1:451 state:D stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.508171][ T32] r5:854c8c00 r4:82918640 ** 2 printk messages dropped ** [ 1338.508302][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 ** 6 printk messages dropped ** [ 1338.508563][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1338.508633][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.508674][ T32] r5:00001000 r4:dfc09000 [ 1338.508703][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.508745][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.508786][ T32] r5:8548c78c r4:8548c400 [ 1338.508805][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.508850][ T32] r7:ddde2d40 r6:83018200 r5:8548c78c r4:84b8b780 [ 1338.508887][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.508936][ T32] r10:61c88647 r9:854c8c00 r8:84b8b7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.508979][ T32] r4:84b8b780 [ 1338.509002][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.509047][ T32] r10:00000000 r9:84b8b780 r8:8027ed34 r7:eb065e60 r6:84b8b800 r5:854c8c00 [ 1338.509069][ T32] r4:00000001 [ 1338.509088][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.509140][ T32] Exception stack(0xeb43dfb0 to 0xeb43dff8) [ 1338.509170][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.509198][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.509224][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.509252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.509273][ T32] r4:85071700 [ 1338.509567][ T32] INFO: task kworker/1:451:4985 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.509600][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.509696][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.509745][ T32] Call trace: [ 1338.509774][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.509822][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.509885][ T32] r4:00000000 [ 1338.530248][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.530325][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.530369][ T32] 1d20: cc4f7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.530438][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.530487][ T32] 1d60: 800f0013 ffffffff [ 1338.530562][ T32] r5:800f0013 r4:80239bd0 [ 1338.530625][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.530721][ T32] r4:82ac11e4 [ 1338.530769][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.530855][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.530904][ T32] r4:e0691dc0 [ 1338.530944][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.531017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.531104][ T32] r4:00000000 [ 1338.531158][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.531259][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.531307][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.531404][ T32] r5:00001000 r4:ee7d5000 [ 1338.531449][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.531527][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.531624][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.531688][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.531784][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.531831][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.531919][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.531970][ T32] r4:8508b100 [ 1338.532012][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.532101][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.532153][ T32] r4:00000001 [ 1338.532204][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1338.532521][ T32] r4:85086c80 ** 2 printk messages dropped ** [ 1338.532615][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.533390][ T32] r5:854c9800 r4:82918640 ** 3 printk messages dropped ** [ 1338.533703][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1338.534528][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 21 printk messages dropped ** [ 1338.536804][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 23 printk messages dropped ** [ 1338.538208][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1338.538694][ T32] r4:00000001 [ 1338.538749][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.538826][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.538880][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.538941][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.539001][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.539060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.539110][ T32] r4:85086c80 [ 1338.539147][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.539210][ T32] INFO: task kworker/1:453:4990 blocked for more than 465 seconds. [ 1338.539281][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.539329][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.539370][ T32] task:kworker/1:453 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.539465][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.539565][ T32] Call trace: [ 1338.539629][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.539757][ T32] r10:82918644 r9:eb50dd84 r8:00000002 r7:60000013 r6:eb50dd8c r5:854ca400 [ 1338.539810][ T32] r4:854ca400 [ 1338.573058][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.573234][ T32] r5:854ca400 r4:82918640 [ 1338.573308][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.573408][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.574027][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1338.574760][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1338.576351][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 19 printk messages dropped ** [ 1338.577551][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1338.578610][ T32] r5:854cb000 r4:82918640 ** 5 printk messages dropped ** [ 1338.578923][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1338.579042][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85071cc0 [ 1338.579090][ T32] r4:00000000 [ 1338.579155][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.579249][ T32] r9:83018205 r8:854cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1338.579293][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.579376][ T32] r5:00001000 r4:eaac5000 [ 1338.579424][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.579500][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.579610][ T32] r5:8548d78c r4:8548d400 [ 1338.579657][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.579785][ T32] r7:ddde2d40 r6:83018200 r5:8548d78c r4:84b8ba80 [ 1338.579893][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.588255][ T32] r10:61c88647 r9:854cb000 r8:84b8baac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.588320][ T32] r4:84b8ba80 [ 1338.588364][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.588493][ T32] r10:00000000 r9:84b8ba80 r8:8027ed34 r7:eb50de60 r6:84b8bb00 r5:854cb000 [ 1338.588563][ T32] r4:00000001 [ 1338.588607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.588688][ T32] Exception stack(0xeb511fb0 to 0xeb511ff8) [ 1338.588729][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.588789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.588847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.588882][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.588908][ T32] r4:85071a80 [ 1338.589386][ T32] INFO: task kworker/1:454:4992 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.589427][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.589547][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.589601][ T32] Call trace: [ 1338.589634][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.589738][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.589790][ T32] r4:00000000 [ 1338.604171][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.604309][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.604349][ T32] 1d20: cd146000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.604402][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.604438][ T32] 1d60: 800f0013 ffffffff [ 1338.604501][ T32] r5:800f0013 r4:80239bd0 [ 1338.604531][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 2 printk messages dropped ** [ 1338.604668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.604703][ T32] r4:e0691dc0 [ 1338.604724][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.604767][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.604795][ T32] r4:00000000 [ 1338.604815][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.604889][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.604923][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.604969][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1338.605185][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 15 printk messages dropped ** [ 1338.605917][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1338.606502][ T32] r5:854cbc00 r4:82918640 ** 2 printk messages dropped ** [ 1338.606732][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 ** 18 printk messages dropped ** [ 1338.607612][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 19 printk messages dropped ** [ 1338.609353][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 19 printk messages dropped ** [ 1338.616142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1338.616437][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.616483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.616514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.616547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.616569][ T32] r4:85086c80 [ 1338.616590][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.616629][ T32] INFO: task kworker/1:456:4996 blocked for more than 465 seconds. [ 1338.616681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.616710][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.616731][ T32] task:kworker/1:456 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.616797][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.616842][ T32] Call trace: [ 1338.616873][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.616921][ T32] r10:82918644 r9:eb519d84 r8:00000002 r7:60000013 r6:eb519d8c r5:854cc800 ** 2 printk messages dropped ** [ 1338.617023][ T32] r5:854cc800 r4:82918640 ** 5 printk messages dropped ** [ 1338.617227][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1338.617674][ T32] r7:ddde2d40 r6:83018200 r5:8548df8c r4:84b8bc80 ** 2 printk messages dropped ** [ 1338.617800][ T32] r4:84b8bc80 [ 1338.617819][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.617863][ T32] r10:00000000 r9:84b8bc80 r8:8027ed34 r7:eb515e60 r6:84b8bd00 r5:854cc800 [ 1338.617884][ T32] r4:00000001 [ 1338.617902][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.617954][ T32] Exception stack(0xeb519fb0 to 0xeb519ff8) [ 1338.617983][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.618017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.618042][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.618070][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1338.618986][ T32] r5:800f0013 r4:80239bd0 ** 12 printk messages dropped ** [ 1338.619435][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 15 printk messages dropped ** [ 1338.636213][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1338.636715][ T32] r5:854cd400 r4:82918640 ** 3 printk messages dropped ** [ 1338.636943][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1338.637366][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 12 printk messages dropped ** [ 1338.638226][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 16 printk messages dropped ** [ 1338.647286][ T32] r5:800f0013 r4:80239bd0 ** 9 printk messages dropped ** [ 1338.647856][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 3 printk messages dropped ** [ 1338.648013][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.648085][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.648108][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.648175][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.648224][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.648322][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.648368][ T32] r4:8508b100 [ 1338.648410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.648498][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.648559][ T32] r4:00000001 [ 1338.648607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.648666][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.648753][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.648789][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.648818][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.648846][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.648869][ T32] r4:85086c80 [ 1338.648917][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.648952][ T32] INFO: task kworker/1:458:5000 blocked for more than 465 seconds. ** 6 printk messages dropped ** [ 1338.649429][ T32] r10:82918644 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:84844800 ** 2 printk messages dropped ** [ 1338.649661][ T32] r5:84844800 r4:82918640 ** 1 printk messages dropped ** [ 1338.649798][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1338.660794][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1338.661251][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1338.662051][ T32] INFO: task kworker/1:458:5000 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 5 printk messages dropped ** [ 1338.662369][ T32] r4:00000000 [ 1338.662409][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.662471][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.662538][ T32] 1d20: cd965000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.662592][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.662619][ T32] 1d60: 800f0013 ffffffff [ 1338.662642][ T32] r5:800f0013 r4:80239bd0 [ 1338.662682][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.662728][ T32] r4:82ac11e4 [ 1338.662758][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.662823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.662869][ T32] r4:e0691dc0 [ 1338.662893][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.662985][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.663011][ T32] r4:00000000 [ 1338.663031][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.663077][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.663097][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.663137][ T32] r5:00001000 r4:ee7d5000 [ 1338.663167][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.663242][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.663309][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.663353][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.663402][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.663422][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1338.663656][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1338.664046][ T32] INFO: task kworker/1:459:5002 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.664498][ T32] r5:84845400 r4:82918640 [ 1338.664572][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1338.664666][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 ** 8 printk messages dropped ** [ 1338.665019][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.665435][ T32] r10:00000000 r9:84b8bf00 r8:8027ed34 r7:eb529e60 r6:84ba3700 r5:84845400 ** 9 printk messages dropped ** [ 1338.666076][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1338.666539][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.666583][ T32] r4:82ac11e4 [ 1338.666603][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.666645][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.666679][ T32] r4:e0691dc0 [ 1338.666729][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.666778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.666806][ T32] r4:00000000 [ 1338.666845][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.666903][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.666927][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.666974][ T32] r5:00001000 r4:ee7d5000 [ 1338.667019][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.667062][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.667102][ T32] r5:85f9ab8c r4:85f9a800 ** 2 printk messages dropped ** [ 1338.667207][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1338.667584][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.667906][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.668104][ T32] r5:84843c00 r4:82918640 [ 1338.668123][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.668240][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.668411][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1338.668731][ T32] r5:8548eb8c r4:8548e800 ** 4 printk messages dropped ** [ 1338.668941][ T32] r4:84b8bf80 ** 5 printk messages dropped ** [ 1338.669150][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.669725][ T32] Call trace: ** 7 printk messages dropped ** [ 1338.690468][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1338.690687][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1338.690913][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1338.691282][ T32] r4:8508b100 ** 3 printk messages dropped ** [ 1338.691398][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1338.691866][ T32] task:kworker/1:461 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.692209][ T32] r5:84846c00 r4:82918640 [ 1338.692241][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.692470][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 15 printk messages dropped ** [ 1338.693090][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.693150][ T32] r10:00000000 r9:8475d000 r8:8027ed34 r7:eb531e60 r6:84ba3800 r5:84846c00 [ 1338.693183][ T32] r4:00000001 [ 1338.693226][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.693264][ T32] Exception stack(0xeb53dfb0 to 0xeb53dff8) [ 1338.693290][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.693349][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.693401][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.693431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.693454][ T32] r4:84767240 [ 1338.693897][ T32] INFO: task kworker/1:461:5005 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.693931][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.694001][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.694050][ T32] Call trace: [ 1338.694080][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.694129][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.694151][ T32] r4:00000000 [ 1338.694170][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.694207][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.694274][ T32] 1d20: cddc2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.694319][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.694343][ T32] 1d60: 800f0013 ffffffff [ 1338.694366][ T32] r5:800f0013 r4:80239bd0 [ 1338.694388][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.694429][ T32] r4:82ac11e4 [ 1338.694491][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.694601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.694650][ T32] r4:e0691dc0 [ 1338.694674][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.694739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.694765][ T32] r4:00000000 [ 1338.694798][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.694848][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.694888][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1338.695240][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.695655][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.695999][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.696252][ T32] r5:854ce000 r4:82918640 [ 1338.696279][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.696384][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.696629][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1338.696895][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1338.697399][ T32] Exception stack(0xeb521fb0 to 0xeb521ff8) ** 5 printk messages dropped ** [ 1338.697850][ T32] INFO: task kworker/1:462:5007 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 11 printk messages dropped ** [ 1338.698322][ T32] r5:800f0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1338.698518][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1338.698745][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 11 printk messages dropped ** [ 1338.699201][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1338.699545][ T32] INFO: task kworker/1:463:5010 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.733063][ T32] r5:854cec00 r4:82918640 [ 1338.733085][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.733194][ T32] r4:00000000 [ 1338.733213][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.733251][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.733291][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.733353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84767700 [ 1338.733401][ T32] r4:00000000 [ 1338.733424][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.733473][ T32] r9:83018205 r8:854cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1338.733538][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.733589][ T32] r5:00001000 r4:eb077000 [ 1338.733618][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.733661][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.733702][ T32] r5:8548f78c r4:8548f400 [ 1338.733742][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.733802][ T32] r7:ddde2d40 r6:83018200 r5:8548f78c r4:8475d180 [ 1338.733828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.733875][ T32] r10:61c88647 r9:854cec00 r8:8475d1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.733911][ T32] r4:8475d180 [ 1338.733934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.733978][ T32] r10:00000000 r9:8475d180 r8:8027ed34 r7:eb531e60 r6:8475d200 r5:854cec00 [ 1338.734000][ T32] r4:00000001 [ 1338.734019][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.734054][ T32] Exception stack(0xeb545fb0 to 0xeb545ff8) [ 1338.734105][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.734157][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.734186][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.734215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1338.735157][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 20 printk messages dropped ** [ 1338.735954][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 19 printk messages dropped ** [ 1338.736849][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.737125][ T32] r5:85456c00 r4:82918640 ** 9 printk messages dropped ** [ 1338.737590][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 18 printk messages dropped ** [ 1338.738325][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 18 printk messages dropped ** [ 1338.739412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 17 printk messages dropped ** [ 1338.749154][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 19 printk messages dropped ** [ 1338.752358][ T32] r5:84842400 r4:82918640 ** 1 printk messages dropped ** [ 1338.752437][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 15 printk messages dropped ** [ 1338.753076][ T32] r7:ddde2d40 r6:83018200 r5:8548ff8c r4:8475d380 ** 13 printk messages dropped ** [ 1338.754049][ T32] INFO: task kworker/1:465:5013 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 19 printk messages dropped ** [ 1338.754970][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1338.755280][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.755303][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.755348][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.755390][ T32] r4:8508b100 [ 1338.755415][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.755463][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.755485][ T32] r4:00000001 [ 1338.755503][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.755547][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.755575][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.755603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.755629][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.755698][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.755765][ T32] r4:85086c80 [ 1338.755808][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.755839][ T32] INFO: task kworker/0:480:5015 blocked for more than 465 seconds. [ 1338.755894][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.755921][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.755942][ T32] task:kworker/0:480 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.755987][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.756039][ T32] Call trace: [ 1338.756093][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.756161][ T32] r10:82918644 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:84841800 [ 1338.756188][ T32] r4:84841800 [ 1338.756229][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.756272][ T32] r5:84841800 r4:82918640 [ 1338.756319][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.756361][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.756432][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 [ 1338.756458][ T32] r4:00000000 [ 1338.756477][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.756560][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.756600][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.756642][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8d580 [ 1338.756681][ T32] r4:00000000 [ 1338.756703][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.756758][ T32] r9:83018005 r8:84841800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [ 1338.756782][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.756825][ T32] r5:00001000 r4:eb199000 [ 1338.756844][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.756882][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.756921][ T32] r5:853d938c r4:853d9000 [ 1338.756943][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.756988][ T32] r7:dddced40 r6:83018000 r5:853d938c r4:84ba3900 [ 1338.757022][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.757069][ T32] r10:61c88647 r9:84841800 r8:84ba392c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.757091][ T32] r4:84ba3900 [ 1338.757110][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.757152][ T32] r10:00000000 r9:84ba3900 r8:8027ed34 r7:eb485e60 r6:84ba3980 r5:84841800 [ 1338.757194][ T32] r4:00000001 [ 1338.757236][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.757274][ T32] Exception stack(0xeb549fb0 to 0xeb549ff8) [ 1338.757300][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.757328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.757376][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.757406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.757452][ T32] r4:84b8df40 [ 1338.757815][ T32] INFO: task kworker/0:480:5015 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.757850][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.757906][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.757960][ T32] Call trace: [ 1338.758049][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.758113][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.758139][ T32] r4:00000000 [ 1338.758167][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.758246][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 2 printk messages dropped ** [ 1338.758377][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1338.758589][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1338.758668][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.758835][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.759180][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.759416][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.759657][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.782550][ T32] r5:84843000 r4:82918640 ** 1 printk messages dropped ** [ 1338.782669][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.782990][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1338.783431][ T32] r7:ddde2d40 r6:83018200 r5:8550478c r4:8475d400 ** 3 printk messages dropped ** [ 1338.783596][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.783694][ T32] r10:00000000 r9:8475d400 r8:8027ed34 r7:eb505e60 r6:84ba3a00 r5:84843000 [ 1338.783740][ T32] r4:00000001 [ 1338.783790][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.783847][ T32] Exception stack(0xeb559fb0 to 0xeb559ff8) [ 1338.783885][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1338.783914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.783941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.783969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.783992][ T32] r4:84767c00 [ 1338.784540][ T32] INFO: task kworker/1:466:5018 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.784613][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.784721][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.784773][ T32] Call trace: [ 1338.784831][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.784895][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.784921][ T32] r4:00000000 [ 1338.784940][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.785000][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.785034][ T32] 1d20: ced79000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.785072][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.785119][ T32] 1d60: 800f0013 ffffffff [ 1338.785144][ T32] r5:800f0013 r4:80239bd0 [ 1338.785164][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.785205][ T32] r4:82ac11e4 [ 1338.785225][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.785267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 5 printk messages dropped ** [ 1338.785431][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 16 printk messages dropped ** [ 1338.786095][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1338.786672][ T32] r5:84846000 r4:82918640 [ 1338.786711][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 12 printk messages dropped ** [ 1338.787264][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1338.787903][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 15 printk messages dropped ** [ 1338.788884][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 17 printk messages dropped ** [ 1338.789593][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 16 printk messages dropped ** [ 1338.806299][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.806561][ T32] r5:84898000 r4:82918640 ** 7 printk messages dropped ** [ 1338.806844][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758000 ** 17 printk messages dropped ** [ 1338.807592][ T32] Exception stack(0xeb561fb0 to 0xeb561ff8) ** 11 printk messages dropped ** [ 1338.808578][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1338.808948][ T32] r4:e0691dc0 ** 7 printk messages dropped ** [ 1338.809208][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1338.809541][ T32] r4:8508b100 [ 1338.809581][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.809650][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.809678][ T32] r4:00000001 [ 1338.809698][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.809734][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.809760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.809787][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.809912][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.824021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.824061][ T32] r4:85086c80 [ 1338.824117][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.824174][ T32] INFO: task kworker/1:469:5024 blocked for more than 465 seconds. [ 1338.824213][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.824295][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.824341][ T32] task:kworker/1:469 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.824420][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.824503][ T32] Call trace: [ 1338.824566][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.824644][ T32] r10:82918644 r9:eb565d84 r8:00000002 r7:60000013 r6:eb565d8c r5:84898c00 [ 1338.824671][ T32] r4:84898c00 [ 1338.824691][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.824732][ T32] r5:84898c00 r4:82918640 [ 1338.824752][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.824815][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.824870][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 [ 1338.824908][ T32] r4:00000000 [ 1338.824938][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.824980][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.825019][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.825059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847581c0 [ 1338.825101][ T32] r4:00000000 [ 1338.825124][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.825170][ T32] r9:83018205 r8:84898c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1338.825191][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.825231][ T32] r5:00001000 r4:eb179000 [ 1338.825250][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.825309][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.825375][ T32] r5:8550538c r4:85505000 [ 1338.825398][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.825445][ T32] r7:ddde2d40 r6:83018200 r5:8550538c r4:8475d580 [ 1338.825465][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.825528][ T32] r10:61c88647 r9:84898c00 r8:8475d5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.825562][ T32] r4:8475d580 [ 1338.825582][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.825626][ T32] r10:00000000 r9:8475d580 r8:8027ed34 r7:eb561e60 r6:84ba3b80 r5:84898c00 [ 1338.825669][ T32] r4:00000001 [ 1338.825691][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.825748][ T32] Exception stack(0xeb565fb0 to 0xeb565ff8) [ 1338.825803][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1338.825870][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.825901][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.825929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.825972][ T32] r4:847580c0 [ 1338.826470][ T32] INFO: task kworker/1:469:5024 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.826511][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.826575][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.826701][ T32] Call trace: [ 1338.826739][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.826792][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.826816][ T32] r4:00000000 [ 1338.826836][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.826904][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.826938][ T32] 1d20: cf4ae000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.826987][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.827027][ T32] 1d60: 800f0013 ffffffff [ 1338.827052][ T32] r5:800f0013 r4:80239bd0 [ 1338.827072][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.827112][ T32] r4:82ac11e4 [ 1338.827132][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.827183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.827208][ T32] r4:e0691dc0 ** 1 printk messages dropped ** [ 1338.827281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1338.827656][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 7 printk messages dropped ** [ 1338.828009][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1338.828244][ T32] INFO: task kworker/1:470:5026 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.828671][ T32] r5:854d0c00 r4:82918640 [ 1338.828711][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.828920][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1338.829291][ T32] r5:85505f8c r4:85505c00 ** 4 printk messages dropped ** [ 1338.829569][ T32] r4:8475d600 ** 6 printk messages dropped ** [ 1338.829901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1338.846734][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1338.847001][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1338.847083][ T32] r4:e0691dc0 ** 1 printk messages dropped ** [ 1338.847142][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.847163][ T32] r4:00000000 [ 1338.847181][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.847226][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.847247][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.847289][ T32] r5:00001000 r4:ee7d5000 [ 1338.847327][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.847371][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.847413][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.847453][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.847504][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.847524][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.847574][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.847617][ T32] r4:8508b100 [ 1338.847640][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.847761][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.847792][ T32] r4:00000001 [ 1338.847822][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.847863][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.847911][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.847942][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.847970][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.848001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.848024][ T32] r4:85086c80 [ 1338.848053][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.848096][ T32] INFO: task kworker/0:481:5028 blocked for more than 465 seconds. [ 1338.848132][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.848192][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.848238][ T32] task:kworker/0:481 state:D stack:0 pid:5028 tgid:5028 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.848286][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.848329][ T32] Call trace: [ 1338.848388][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.848470][ T32] r10:82918644 r9:eb551d84 r8:00000002 r7:60000113 r6:eb551d8c r5:84899800 [ 1338.848513][ T32] r4:84899800 [ 1338.848563][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.848607][ T32] r5:84899800 r4:82918640 [ 1338.848628][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.848728][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.848780][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 [ 1338.848807][ T32] r4:00000000 [ 1338.848827][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.848888][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.848946][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.848987][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755040 ** 3 printk messages dropped ** [ 1338.849186][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1338.849606][ T32] r10:00000000 r9:84ba3c00 r8:8027ed34 r7:eb485e60 r6:84ba3c80 r5:84899800 ** 9 printk messages dropped ** [ 1338.860829][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1338.861478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1338.861888][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1338.862158][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 7 printk messages dropped ** [ 1338.862664][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1338.862885][ T32] INFO: task kworker/1:471:5030 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.863299][ T32] r5:8489a400 r4:82918640 [ 1338.863424][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1338.863828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758480 ** 10 printk messages dropped ** [ 1338.864340][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1338.864727][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.865435][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1338.865830][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1338.866147][ T32] r5:00001000 r4:ee7d5000 ** 3 printk messages dropped ** [ 1338.866322][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1338.866715][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1338.866946][ T32] INFO: task kworker/1:472:5032 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.867356][ T32] r5:8489b000 r4:82918640 [ 1338.867385][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1338.867637][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.867712][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.867778][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758600 [ 1338.867809][ T32] r4:00000000 [ 1338.867838][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.867986][ T32] r9:83018205 r8:8489b000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1338.868015][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.868057][ T32] r5:00001000 r4:eb1c9000 [ 1338.868076][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.868114][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.868260][ T32] r5:85505b8c r4:85505800 [ 1338.868283][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.868329][ T32] r7:ddde2d40 r6:83018200 r5:85505b8c r4:8475d780 [ 1338.868348][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.868392][ T32] r10:61c88647 r9:8489b000 r8:8475d7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.868436][ T32] r4:8475d780 [ 1338.868478][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.868525][ T32] r10:00000000 r9:8475d780 r8:8027ed34 r7:eb555e60 r6:84ba3d80 r5:8489b000 [ 1338.868596][ T32] r4:00000001 [ 1338.868618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.868666][ T32] Exception stack(0xeb571fb0 to 0xeb571ff8) [ 1338.868738][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.868769][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.868798][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.868826][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.868848][ T32] r4:84758340 [ 1338.869148][ T32] INFO: task kworker/1:472:5032 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.869180][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.869259][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.869330][ T32] Call trace: [ 1338.869408][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.869503][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.869531][ T32] r4:00000000 [ 1338.869576][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.869647][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.869702][ T32] 1d20: cfa1d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.869733][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.869853][ T32] 1d60: 800f0013 ffffffff [ 1338.900365][ T32] r5:800f0013 r4:80239bd0 [ 1338.900418][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.900492][ T32] r4:82ac11e4 [ 1338.900514][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.900565][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.900591][ T32] r4:e0691dc0 [ 1338.900611][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.900655][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.900677][ T32] r4:00000000 [ 1338.900718][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.900769][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.900791][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.900866][ T32] r5:00001000 r4:ee7d5000 [ 1338.900891][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.900942][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.900996][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.901044][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.901095][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.901115][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.901160][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.901203][ T32] r4:8508b100 [ 1338.901226][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.901271][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.901294][ T32] r4:00000001 [ 1338.901334][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.901394][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.901429][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.901457][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.901514][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.901551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.901573][ T32] r4:85086c80 [ 1338.901597][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.901626][ T32] INFO: task kworker/1:473:5035 blocked for more than 465 seconds. [ 1338.901661][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.901686][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.901709][ T32] task:kworker/1:473 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.901810][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.902030][ T32] r10:82918644 r9:eb569d84 r8:00000002 r7:60000013 r6:eb569d8c r5:8489bc00 ** 2 printk messages dropped ** [ 1338.902172][ T32] r5:8489bc00 r4:82918640 [ 1338.902195][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1338.902467][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1338.902875][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1338.903212][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.904087][ T32] Call trace: ** 7 printk messages dropped ** [ 1338.904435][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1338.904758][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1338.905131][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1338.905389][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1338.905751][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.905798][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.905830][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.905856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.905895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.905952][ T32] r4:85086c80 [ 1338.905975][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.906001][ T32] INFO: task kworker/0:482:5036 blocked for more than 465 seconds. [ 1338.906028][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.906076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.906100][ T32] task:kworker/0:482 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.906182][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.906226][ T32] Call trace: [ 1338.906280][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.906325][ T32] r10:82918644 r9:eb579d84 r8:00000002 r7:60000113 r6:eb579d8c r5:8489c800 [ 1338.906347][ T32] r4:8489c800 [ 1338.906374][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.906418][ T32] r5:8489c800 r4:82918640 [ 1338.906437][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.906540][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.906590][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 [ 1338.906612][ T32] r4:00000000 [ 1338.906659][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.906728][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.906794][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.906861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755e40 [ 1338.906886][ T32] r4:00000000 [ 1338.906905][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.906949][ T32] r9:83018005 r8:8489c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [ 1338.906999][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.907053][ T32] r5:00001000 r4:eb5d7000 [ 1338.907076][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.907132][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.907195][ T32] r5:853d9b8c r4:853d9800 [ 1338.907237][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.907287][ T32] r7:dddced40 r6:83018000 r5:853d9b8c r4:84ba3e00 [ 1338.907326][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.907384][ T32] r10:61c88647 r9:8489c800 r8:84ba3e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.907410][ T32] r4:84ba3e00 [ 1338.907452][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.907500][ T32] r10:00000000 r9:84ba3e00 r8:8027ed34 r7:eb485e60 r6:84ba3f00 r5:8489c800 ** 5 printk messages dropped ** [ 1338.907763][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.908557][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 10 printk messages dropped ** [ 1338.908934][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 8 printk messages dropped ** [ 1338.909296][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1338.909760][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1338.932549][ T32] INFO: task kworker/1:474:5038 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1338.932945][ T32] r5:854d2400 r4:82918640 [ 1338.932965][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1338.933144][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.933368][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.933569][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1338.934002][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1338.934141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1338.935038][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1338.935594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1338.936089][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1338.936457][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1338.936913][ T32] task:kworker/1:475 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1338.937286][ T32] r5:854d0000 r4:82918640 ** 3 printk messages dropped ** [ 1338.937490][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.937718][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1338.937928][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 2 printk messages dropped ** [ 1338.938033][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.938077][ T32] r7:ddde2d40 r6:83018200 r5:85506f8c r4:8475d980 [ 1338.938097][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.938140][ T32] r10:61c88647 r9:854d0000 r8:8475d9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.938184][ T32] r4:8475d980 [ 1338.938206][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.938252][ T32] r10:00000000 r9:8475d980 r8:8027ed34 r7:eb57de60 r6:8475da00 r5:854d0000 [ 1338.938273][ T32] r4:00000001 [ 1338.938292][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.938336][ T32] Exception stack(0xeb581fb0 to 0xeb581ff8) [ 1338.938364][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.938395][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.938422][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.938458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.938498][ T32] r4:84758680 [ 1338.938828][ T32] INFO: task kworker/1:475:5039 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.938919][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.939044][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.939137][ T32] Call trace: [ 1338.939191][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.939242][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.939265][ T32] r4:00000000 [ 1338.939283][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.939320][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.939349][ T32] 1d20: d08cd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.939412][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.939439][ T32] 1d60: 800f0013 ffffffff [ 1338.939470][ T32] r5:800f0013 r4:80239bd0 [ 1338.939513][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.939562][ T32] r4:82ac11e4 [ 1338.939581][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.939652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.939734][ T32] r4:e0691dc0 [ 1338.939765][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.939872][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.964073][ T32] r4:00000000 [ 1338.964116][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.964192][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.964240][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.964335][ T32] r5:00001000 r4:ee7d5000 [ 1338.964359][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.964413][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.964459][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.964479][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.964576][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.964600][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.964668][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.964695][ T32] r4:8508b100 [ 1338.964715][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.964760][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.964782][ T32] r4:00000001 [ 1338.964801][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.964836][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.964876][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.964908][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.964935][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.964963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.965023][ T32] r4:85086c80 [ 1338.965049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.965092][ T32] INFO: task kworker/1:476:5041 blocked for more than 465 seconds. [ 1338.965127][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.965174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.965202][ T32] task:kworker/1:476 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.965281][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.965330][ T32] Call trace: [ 1338.965408][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.965476][ T32] r10:82918644 r9:eb585d84 r8:00000002 r7:60000113 r6:eb585d8c r5:8489d400 [ 1338.965510][ T32] r4:8489d400 [ 1338.965530][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.965582][ T32] r5:8489d400 r4:82918640 [ 1338.965602][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.965641][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.965694][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 [ 1338.965719][ T32] r4:00000000 [ 1338.965761][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.965806][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.965842][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.965883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758d00 [ 1338.965905][ T32] r4:00000000 [ 1338.965956][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.966004][ T32] r9:83018205 r8:8489d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1338.966025][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.966088][ T32] r5:00001000 r4:eb3e1000 [ 1338.966130][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.966172][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1338.966231][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1338.966657][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1338.967605][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 5 printk messages dropped ** [ 1338.967869][ T32] 1d60: 800f0013 ffffffff [ 1338.967891][ T32] r5:800f0013 r4:80239bd0 [ 1338.967912][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.967974][ T32] r4:82ac11e4 [ 1338.968000][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.968043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1338.968064][ T32] r4:e0691dc0 [ 1338.968083][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.968146][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1338.968172][ T32] r4:00000000 [ 1338.968191][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.968236][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1338.968256][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.968344][ T32] r5:00001000 r4:ee7d5000 [ 1338.968373][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.968427][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.968472][ T32] r5:85f9ab8c r4:85f9a800 [ 1338.968501][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.968586][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1338.968646][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.968718][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1338.968743][ T32] r4:8508b100 [ 1338.968773][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.968825][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1338.968868][ T32] r4:00000001 [ 1338.968892][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.968928][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1338.968955][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1338.968983][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.969009][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.969046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.969085][ T32] r4:85086c80 [ 1338.969127][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1338.969155][ T32] INFO: task kworker/1:477:5044 blocked for more than 465 seconds. [ 1338.969184][ T32] Not tainted 6.15.0-syzkaller #0 [ 1338.969237][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1338.969262][ T32] task:kworker/1:477 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.969329][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.969377][ T32] Call trace: [ 1338.969408][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1338.969473][ T32] r10:82918644 r9:eb591d84 r8:00000002 r7:60000013 r6:eb591d8c r5:8489e000 [ 1338.969495][ T32] r4:8489e000 [ 1338.969515][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.969561][ T32] r5:8489e000 r4:82918640 [ 1338.969604][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.969649][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.969727][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 [ 1338.969771][ T32] r4:00000000 [ 1338.969794][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.969899][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.980219][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.980339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a440 [ 1338.980375][ T32] r4:00000000 [ 1338.980401][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.980451][ T32] r9:83018205 r8:8489e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1338.980499][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.980556][ T32] r5:00001000 r4:eb5c3000 [ 1338.980578][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.980641][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.980736][ T32] r5:8550c78c r4:8550c400 [ 1338.980760][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.980808][ T32] r7:ddde2d40 r6:83018200 r5:8550c78c r4:8475db00 [ 1338.980828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1338.981113][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1338.981809][ T32] INFO: task kworker/1:477:5044 is blocked on a mutex likely owned by task kworker/0:227:3822. ** 10 printk messages dropped ** [ 1338.982311][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1338.982549][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1338.982736][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1338.983137][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1338.983424][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.983764][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1338.984010][ T32] r5:854a0000 r4:82918640 ** 1 printk messages dropped ** [ 1338.984069][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1338.984407][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1338.984757][ T32] r7:ddde2d40 r6:83018200 r5:8550738c r4:8475db80 ** 5 printk messages dropped ** [ 1338.984993][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1338.985150][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1338.985763][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1338.986206][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1338.986433][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1338.986761][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1338.987110][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1338.987394][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1338.987551][ T32] r10:82918644 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:854a1800 [ 1338.987575][ T32] r4:854a1800 [ 1338.987593][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1338.987632][ T32] r5:854a1800 r4:82918640 [ 1338.987650][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1338.987763][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1338.987817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 [ 1338.987839][ T32] r4:00000000 [ 1338.987858][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1338.987894][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1338.987929][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1338.987994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84767f80 [ 1338.988039][ T32] r4:00000000 [ 1338.988060][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1338.988118][ T32] r9:83018205 r8:854a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1338.988151][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1338.988195][ T32] r5:00001000 r4:eb413000 [ 1338.988214][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1338.988275][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1338.988319][ T32] r5:8550778c r4:85507400 [ 1338.988338][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1338.988380][ T32] r7:ddde2d40 r6:83018200 r5:8550778c r4:8475dc00 [ 1338.988411][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1338.988460][ T32] r10:61c88647 r9:854a1800 r8:8475dc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1338.988483][ T32] r4:8475dc00 [ 1338.988502][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1338.988563][ T32] r10:00000000 r9:8475dc00 r8:8027ed34 r7:eb591e60 r6:84772100 r5:854a1800 [ 1338.988588][ T32] r4:00000001 [ 1338.988607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1338.988641][ T32] Exception stack(0xeb59dfb0 to 0xeb59dff8) [ 1338.988686][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1338.988740][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1338.988770][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1338.988797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1338.988820][ T32] r4:84758f00 [ 1338.989095][ T32] INFO: task kworker/1:479:5047 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1338.989126][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1338.989179][ T32] Workqueue: events bpf_prog_free_deferred [ 1338.989244][ T32] Call trace: [ 1338.989278][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1338.989325][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1338.989368][ T32] r4:00000000 [ 1338.989390][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1338.989428][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1338.989499][ T32] 1d20: d0eee000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1338.989587][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1338.989623][ T32] 1d60: 800f0013 ffffffff [ 1338.989667][ T32] r5:800f0013 r4:80239bd0 [ 1338.989690][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1338.989732][ T32] r4:82ac11e4 [ 1338.989772][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1338.989839][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.009232][ T32] r4:e0691dc0 [ 1339.009297][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.009368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.009415][ T32] r4:00000000 [ 1339.009464][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.009539][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.009567][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.009614][ T32] r5:00001000 r4:ee7d5000 [ 1339.009635][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.009675][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.009737][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.009769][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1339.020302][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.020693][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.021059][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.021366][ T32] r5:854a0c00 r4:82918640 ** 1 printk messages dropped ** [ 1339.021428][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.021755][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.021945][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1339.022241][ T32] r10:61c88647 r9:854a0c00 r8:8475dcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1339.022452][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1339.023380][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1339.024232][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1339.024751][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1339.025114][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1339.025492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1339.025728][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.025803][ T32] Call trace: [ 1339.025868][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.025921][ T32] r10:82918644 r9:eb5b1d84 r8:00000002 r7:60000113 r6:eb5b1d8c r5:854a3c00 [ 1339.025971][ T32] r4:854a3c00 [ 1339.025995][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.026063][ T32] r5:854a3c00 r4:82918640 [ 1339.026114][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.026159][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.026234][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 [ 1339.026259][ T32] r4:00000000 [ 1339.026281][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.026347][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.026387][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.026456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a1c0 [ 1339.026483][ T32] r4:00000000 [ 1339.026504][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.026553][ T32] r9:83018205 r8:854a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1339.026575][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.026621][ T32] r5:00001000 r4:eb5ab000 [ 1339.026679][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.026723][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.026777][ T32] r5:85507f8c r4:85507c00 [ 1339.026800][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.026844][ T32] r7:ddde2d40 r6:83018200 r5:85507f8c r4:8475dd00 [ 1339.026867][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.027059][ T32] r10:61c88647 r9:854a3c00 r8:8475dd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.027129][ T32] r4:8475dd00 [ 1339.027160][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.027226][ T32] r10:00000000 r9:8475dd00 r8:8027ed34 r7:eb591e60 r6:84772200 r5:854a3c00 [ 1339.027256][ T32] r4:00000001 [ 1339.027282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.027324][ T32] Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) [ 1339.027358][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.027396][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.027432][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.027502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.027562][ T32] r4:8475a140 [ 1339.027997][ T32] INFO: task kworker/1:481:5051 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.028120][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.028226][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.028298][ T32] Call trace: [ 1339.028336][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.028390][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.028428][ T32] r4:00000000 [ 1339.028452][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.028499][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.028537][ T32] 1d20: d18b9000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.028567][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.028590][ T32] 1d60: 800f0013 ffffffff [ 1339.028613][ T32] r5:800f0013 r4:80239bd0 [ 1339.028644][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.028711][ T32] r4:82ac11e4 [ 1339.028758][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.028803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.028825][ T32] r4:e0691dc0 [ 1339.028844][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.028886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.028919][ T32] r4:00000000 [ 1339.028941][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.029023][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.029048][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.029100][ T32] r5:00001000 r4:ee7d5000 [ 1339.029154][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.029198][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.029239][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.029279][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.029336][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.029359][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.029405][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.029469][ T32] r4:8508b100 [ 1339.029493][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.029567][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.029593][ T32] r4:00000001 [ 1339.029614][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.029649][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.029685][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.029716][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.029742][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.029769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.029811][ T32] r4:85086c80 [ 1339.029883][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.052144][ T32] INFO: task kworker/1:482:5054 blocked for more than 465 seconds. [ 1339.052204][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.052232][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.052255][ T32] task:kworker/1:482 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.052347][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.052411][ T32] Call trace: [ 1339.052491][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.052556][ T32] r10:82918644 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:854a3000 [ 1339.052581][ T32] r4:854a3000 [ 1339.052601][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.052641][ T32] r5:854a3000 r4:82918640 [ 1339.052661][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.052700][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.052744][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 [ 1339.052769][ T32] r4:00000000 [ 1339.052799][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.052844][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.052884][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.052925][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a2c0 [ 1339.052947][ T32] r4:00000000 [ 1339.052966][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1339.053048][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1339.053254][ T32] r5:8550c38c r4:8550c000 [ 1339.053295][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.053346][ T32] r7:ddde2d40 r6:83018200 r5:8550c38c r4:8475dd80 [ 1339.053403][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.053454][ T32] r10:61c88647 r9:854a3000 r8:8475ddac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.053525][ T32] r4:8475dd80 [ 1339.053579][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.053664][ T32] r10:00000000 r9:8475dd80 r8:8027ed34 r7:eb591e60 r6:84772280 r5:854a3000 [ 1339.053691][ T32] r4:00000001 [ 1339.053731][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.053793][ T32] Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) [ 1339.053825][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.053853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.053896][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.053955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.053991][ T32] r4:8475a340 [ 1339.054519][ T32] INFO: task kworker/1:482:5054 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.054597][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.054684][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.054737][ T32] Call trace: [ 1339.054778][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.054884][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.054913][ T32] r4:00000000 [ 1339.054932][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.054991][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.055026][ T32] 1d20: d1bd8000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.055097][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.055124][ T32] 1d60: 800f0013 ffffffff [ 1339.055147][ T32] r5:800f0013 r4:80239bd0 [ 1339.055167][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.055208][ T32] r4:82ac11e4 [ 1339.055228][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.055268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.055289][ T32] r4:e0691dc0 [ 1339.055307][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.055368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.055395][ T32] r4:00000000 [ 1339.055415][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.055459][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.055480][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.055547][ T32] r5:00001000 r4:ee7d5000 [ 1339.055581][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.055633][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.055706][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.055727][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.055773][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.055793][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.055837][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.055883][ T32] r4:8508b100 [ 1339.055914][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.055982][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.056008][ T32] r4:00000001 [ 1339.056038][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.056096][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.056125][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.056163][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.056214][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.056245][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.056267][ T32] r4:85086c80 [ 1339.056286][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.056332][ T32] INFO: task kworker/1:483:5056 blocked for more than 465 seconds. [ 1339.056399][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.056446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.056486][ T32] task:kworker/1:483 state:D stack:0 pid:5056 tgid:5056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.056539][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.056582][ T32] Call trace: [ 1339.056612][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.056686][ T32] r10:82918644 r9:eb5cdd84 r8:00000002 r7:60000013 r6:eb5cdd8c r5:854a5400 ** 2 printk messages dropped ** [ 1339.056783][ T32] r5:854a5400 r4:82918640 [ 1339.056804][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.056853][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.056902][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 [ 1339.056955][ T32] r4:00000000 [ 1339.056998][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.057039][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.057095][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.057140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a780 [ 1339.057184][ T32] r4:00000000 [ 1339.057220][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.057278][ T32] r9:83018205 r8:854a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [ 1339.057302][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.057345][ T32] r5:00001000 r4:eb5e3000 [ 1339.057364][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.057424][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.057470][ T32] r5:8550cf8c r4:8550cc00 [ 1339.057489][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.057544][ T32] r7:ddde2d40 r6:83018200 r5:8550cf8c r4:8475de00 [ 1339.057566][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.057638][ T32] r10:61c88647 r9:854a5400 r8:8475de2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.057663][ T32] r4:8475de00 [ 1339.057704][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.057750][ T32] r10:00000000 r9:8475de00 r8:8027ed34 r7:eb591e60 r6:84772300 r5:854a5400 ** 5 printk messages dropped ** [ 1339.057953][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.058642][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1339.059036][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1339.059201][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1339.059630][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1339.080210][ T32] INFO: task kworker/1:484:5057 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.080764][ T32] r5:854a6000 r4:82918640 [ 1339.080784][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.081046][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1339.081427][ T32] r5:8550cb8c r4:8550c800 ** 3 printk messages dropped ** [ 1339.081579][ T32] r10:61c88647 r9:854a6000 r8:8475deac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1339.081664][ T32] r10:00000000 r9:8475de80 r8:8027ed34 r7:eb5cde60 r6:84772380 r5:854a6000 [ 1339.081686][ T32] r4:00000001 [ 1339.081718][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.081756][ T32] Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) [ 1339.081814][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.081846][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.081872][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.081900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.081921][ T32] r4:8475a6c0 [ 1339.082393][ T32] INFO: task kworker/1:484:5057 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.082454][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.082538][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.082589][ T32] Call trace: [ 1339.082687][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.082738][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.082762][ T32] r4:00000000 [ 1339.082801][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.082842][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.082881][ T32] 1d20: d206e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.082913][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.082937][ T32] 1d60: 800f0013 ffffffff [ 1339.082960][ T32] r5:800f0013 r4:80239bd0 [ 1339.082979][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.083043][ T32] r4:82ac11e4 [ 1339.083066][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.083109][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.083156][ T32] r4:e0691dc0 [ 1339.083178][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.083220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.083242][ T32] r4:00000000 [ 1339.083260][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.083303][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.083348][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.083393][ T32] r5:00001000 r4:ee7d5000 [ 1339.083413][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.083451][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.083491][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.083510][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.083560][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.083580][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.083637][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.083704][ T32] r4:8508b100 [ 1339.083729][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.083775][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.083802][ T32] r4:00000001 [ 1339.083839][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.083899][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.083928][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.083956][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.083991][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.084021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.084063][ T32] r4:85086c80 [ 1339.084106][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.084155][ T32] INFO: task kworker/0:483:5061 blocked for more than 465 seconds. [ 1339.084186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.084226][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.084280][ T32] task:kworker/0:483 state:D stack:0 pid:5061 tgid:5061 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.084591][ T32] r4:854a6c00 ** 1 printk messages dropped ** [ 1339.084654][ T32] r5:854a6c00 r4:82918640 [ 1339.084673][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.084733][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1339.084826][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1339.084916][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1339.085121][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1339.085300][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1339.085456][ T32] r4:84772400 ** 3 printk messages dropped ** [ 1339.085563][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.085729][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1339.086296][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.086435][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1339.086703][ T32] r4:e0691dc0 ** 2 printk messages dropped ** [ 1339.086784][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.086940][ T32] r5:00001000 r4:ee7d5000 ** 3 printk messages dropped ** [ 1339.087056][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1339.087358][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.087411][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.087460][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.087490][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.087544][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.087599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.087624][ T32] r4:85086c80 [ 1339.087643][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.087696][ T32] INFO: task kworker/1:485:5063 blocked for more than 465 seconds. [ 1339.087726][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.087767][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.087817][ T32] task:kworker/1:485 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.087864][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.087903][ T32] Call trace: [ 1339.087953][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.088005][ T32] r10:82918644 r9:eb5b9d84 r8:00000002 r7:60000113 r6:eb5b9d8c r5:854a4800 [ 1339.088040][ T32] r4:854a4800 [ 1339.088085][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.088127][ T32] r5:854a4800 r4:82918640 [ 1339.088147][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.088186][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.088229][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 [ 1339.088250][ T32] r4:00000000 [ 1339.088284][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.088324][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.088359][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.088399][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ad80 [ 1339.088421][ T32] r4:00000000 [ 1339.088460][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.088508][ T32] r9:83018205 r8:854a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1339.088540][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.088584][ T32] r5:00001000 r4:ead87000 [ 1339.088603][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.088641][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.088703][ T32] r5:8550e78c r4:8550e400 [ 1339.088739][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.088785][ T32] r7:ddde2d40 r6:83018200 r5:8550e78c r4:8475df00 [ 1339.088805][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.088849][ T32] r10:61c88647 r9:854a4800 r8:8475df2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.088871][ T32] r4:8475df00 [ 1339.088900][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.088946][ T32] r10:00000000 r9:8475df00 r8:8027ed34 r7:eb5cde60 r6:84772500 r5:854a4800 [ 1339.088989][ T32] r4:00000001 [ 1339.089011][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.089054][ T32] Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) [ 1339.089083][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.089111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.089137][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.089169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1339.089642][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.120409][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1339.120619][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1339.120829][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 2 printk messages dropped ** [ 1339.120969][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.121013][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.121077][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.121122][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.121172][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.121218][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.121267][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.121289][ T32] r4:8508b100 [ 1339.121308][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.121351][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.121373][ T32] r4:00000001 [ 1339.121392][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.121427][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.121452][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.121480][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.121505][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.121538][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.121561][ T32] r4:85086c80 [ 1339.121594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.121628][ T32] INFO: task kworker/1:486:5065 blocked for more than 465 seconds. [ 1339.121663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.121718][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.121759][ T32] task:kworker/1:486 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.121852][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.121915][ T32] Call trace: [ 1339.121948][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.122026][ T32] r10:82918644 r9:eb5f1d84 r8:00000002 r7:60000013 r6:eb5f1d8c r5:854a2400 [ 1339.122052][ T32] r4:854a2400 [ 1339.122072][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.122131][ T32] r5:854a2400 r4:82918640 [ 1339.122174][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1339.122262][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 ** 6 printk messages dropped ** [ 1339.122467][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1339.122944][ T32] r4:8475df80 [ 1339.122966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.123011][ T32] r10:00000000 r9:8475df80 r8:8027ed34 r7:eb5b9e60 r6:84772580 r5:854a2400 [ 1339.123033][ T32] r4:00000001 [ 1339.123051][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.123104][ T32] Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) [ 1339.123142][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.123187][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.123224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.123286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.123351][ T32] r4:8475aa00 [ 1339.123880][ T32] INFO: task kworker/1:486:5065 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.123953][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.124087][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.124138][ T32] Call trace: [ 1339.124218][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.124306][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.124330][ T32] r4:00000000 [ 1339.124348][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.124422][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.124479][ T32] 1d20: d2a90000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.124546][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.124573][ T32] 1d60: 800f0013 ffffffff [ 1339.124596][ T32] r5:800f0013 r4:80239bd0 [ 1339.124640][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.124686][ T32] r4:82ac11e4 [ 1339.124705][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.124746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.124767][ T32] r4:e0691dc0 [ 1339.124807][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.124928][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.124953][ T32] r4:00000000 [ 1339.124973][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.125039][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.125063][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.125115][ T32] r5:00001000 r4:ee7d5000 [ 1339.125136][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.125175][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.125226][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.125247][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1339.125536][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1339.125784][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1339.126032][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.126306][ T32] r5:8489ec00 r4:82918640 [ 1339.126351][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.126534][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1339.126840][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.127230][ T32] r10:00000000 r9:84772600 r8:8027ed34 r7:eb575e60 r6:84772680 r5:8489ec00 ** 9 printk messages dropped ** [ 1339.127873][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.127956][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.128006][ T32] Call trace: [ 1339.128057][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.128117][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.128187][ T32] r4:00000000 [ 1339.128245][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.128286][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.128326][ T32] 1d20: d2a90000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.128357][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.128382][ T32] 1d60: 800f0013 ffffffff [ 1339.128404][ T32] r5:800f0013 r4:80239bd0 [ 1339.128446][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.128552][ T32] r4:82ac11e4 [ 1339.128576][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.128630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.128659][ T32] r4:e0691dc0 [ 1339.128678][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.128718][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.128752][ T32] r4:00000000 [ 1339.128774][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.128819][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.128839][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.128879][ T32] r5:00001000 r4:ee7d5000 [ 1339.128898][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.128956][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.129013][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.129058][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.129111][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.129131][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.129174][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.129195][ T32] r4:8508b100 ** 3 printk messages dropped ** [ 1339.129320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1339.129738][ T32] task:kworker/0:485 state:D stack:0 pid:5067 tgid:5067 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.152338][ T32] r5:84848000 r4:82918640 [ 1339.152379][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.152606][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1339.153074][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1339.153478][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.154685][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.154992][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1339.155122][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1339.155371][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1339.155656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.156070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1339.156230][ T32] INFO: task kworker/1:487:5069 blocked for more than 465 seconds. [ 1339.156271][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.156325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.156350][ T32] task:kworker/1:487 state:D stack:0 pid:5069 tgid:5069 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.156396][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.156458][ T32] Call trace: [ 1339.156495][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.156560][ T32] r10:82918644 r9:eb49dd84 r8:00000002 r7:60000113 r6:eb49dd8c r5:84848c00 [ 1339.156604][ T32] r4:84848c00 [ 1339.156626][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.156708][ T32] r5:84848c00 r4:82918640 [ 1339.156739][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.156810][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.156858][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 [ 1339.156912][ T32] r4:00000000 [ 1339.156935][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.156973][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.157043][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.157109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475aac0 [ 1339.157155][ T32] r4:00000000 [ 1339.157177][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.157248][ T32] r9:83018205 r8:84848c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1339.157293][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.157361][ T32] r5:00001000 r4:dffff000 [ 1339.157404][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.157447][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.157509][ T32] r5:8550d78c r4:8550d400 [ 1339.157554][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.157623][ T32] r7:ddde2d40 r6:83018200 r5:8550d78c r4:84a6b000 [ 1339.157646][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.157692][ T32] r10:61c88647 r9:84848c00 r8:84a6b02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.157714][ T32] r4:84a6b000 [ 1339.157732][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.157775][ T32] r10:00000000 r9:84a6b000 r8:8027ed34 r7:eb5b9e60 r6:84772800 r5:84848c00 [ 1339.157802][ T32] r4:00000001 [ 1339.157821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.157856][ T32] Exception stack(0xeb49dfb0 to 0xeb49dff8) [ 1339.157923][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.157982][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.158025][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.158056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.158078][ T32] r4:8475a8c0 [ 1339.158408][ T32] INFO: task kworker/1:487:5069 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.158443][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1339.159036][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.159251][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.159426][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.159882][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1339.176409][ T32] INFO: task kworker/1:488:5072 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.176936][ T32] r5:8484b000 r4:82918640 ** 1 printk messages dropped ** [ 1339.177044][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1339.177110][ T32] r4:00000000 [ 1339.177129][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.177165][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.177204][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.177245][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ab40 [ 1339.177277][ T32] r4:00000000 [ 1339.177300][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.177347][ T32] r9:83018205 r8:8484b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1339.177368][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.177410][ T32] r5:00001000 r4:e88d3000 [ 1339.177430][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.177468][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.177509][ T32] r5:8550db8c r4:8550d800 [ 1339.177528][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.177580][ T32] r7:ddde2d40 r6:83018200 r5:8550db8c r4:84a6b080 [ 1339.177601][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.177645][ T32] r10:61c88647 r9:8484b000 r8:84a6b0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.177666][ T32] r4:84a6b080 [ 1339.177684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.177749][ T32] r10:00000000 r9:84a6b080 r8:8027ed34 r7:eb5b9e60 r6:84772880 r5:8484b000 [ 1339.177775][ T32] r4:00000001 [ 1339.177806][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.177844][ T32] Exception stack(0xeb60dfb0 to 0xeb60dff8) [ 1339.177880][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.177932][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.177962][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.178003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.178028][ T32] r4:8475acc0 [ 1339.178495][ T32] INFO: task kworker/1:488:5072 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.178537][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.178617][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.178711][ T32] Call trace: [ 1339.178768][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.178817][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.178840][ T32] r4:00000000 [ 1339.178858][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.178895][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.178924][ T32] 1d20: d2fa4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.178952][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.178996][ T32] 1d60: 800f0013 ffffffff [ 1339.179022][ T32] r5:800f0013 r4:80239bd0 [ 1339.179042][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.179105][ T32] r4:82ac11e4 [ 1339.179150][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.179215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 3 printk messages dropped ** [ 1339.179368][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.179545][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1339.192943][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1339.193108][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1339.193425][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.193685][ T32] r5:84849800 r4:82918640 [ 1339.193704][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.193840][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.194144][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.194440][ T32] r10:61c88647 r9:84849800 r8:84a6b12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.194749][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1339.195750][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1339.196036][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 8 printk messages dropped ** [ 1339.196386][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1339.196842][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.196868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.196951][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.196989][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.197046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.197090][ T32] r4:85086c80 [ 1339.197173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.197204][ T32] INFO: task kworker/1:490:5075 blocked for more than 465 seconds. [ 1339.197233][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.197255][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.197275][ T32] task:kworker/1:490 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.197344][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.197406][ T32] Call trace: [ 1339.197464][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.197510][ T32] r10:82918644 r9:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:8484bc00 [ 1339.197537][ T32] r4:8484bc00 [ 1339.197579][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.197642][ T32] r5:8484bc00 r4:82918640 [ 1339.197672][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.197721][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.197765][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 [ 1339.197807][ T32] r4:00000000 [ 1339.197849][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.197889][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.197945][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.198014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a400 [ 1339.198041][ T32] r4:00000000 [ 1339.198060][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.198105][ T32] r9:83018205 r8:8484bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1339.198126][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.198186][ T32] r5:00001000 r4:eae2d000 [ 1339.198210][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.198250][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.198290][ T32] r5:8550eb8c r4:8550e800 [ 1339.198309][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.198372][ T32] r7:ddde2d40 r6:83018200 r5:8550eb8c r4:84a6b180 [ 1339.198396][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.198441][ T32] r10:61c88647 r9:8484bc00 r8:84a6b1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.198472][ T32] r4:84a6b180 [ 1339.198494][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.198540][ T32] r10:00000000 r9:84a6b180 r8:8027ed34 r7:eb5b9e60 r6:84772980 r5:8484bc00 [ 1339.198577][ T32] r4:00000001 [ 1339.198599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.198654][ T32] Exception stack(0xeb5fdfb0 to 0xeb5fdff8) [ 1339.198751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.198807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.198845][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.198898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1339.199386][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.222838][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1339.223096][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1339.223304][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 7 printk messages dropped ** [ 1339.223631][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1339.224100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1339.224349][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.224690][ T32] r5:8484e000 r4:82918640 ** 3 printk messages dropped ** [ 1339.224870][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.225049][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.225216][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1339.225739][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1339.225947][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.225980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.226029][ T32] r4:8475af80 [ 1339.226484][ T32] INFO: task kworker/1:491:5079 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.226550][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.226612][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.226680][ T32] Call trace: [ 1339.226798][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.226853][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.226964][ T32] r4:00000000 [ 1339.227000][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.227041][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.227097][ T32] 1d20: d3bec000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.227132][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.227213][ T32] 1d60: 800f0013 ffffffff [ 1339.227246][ T32] r5:800f0013 r4:80239bd0 [ 1339.227266][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.227307][ T32] r4:82ac11e4 [ 1339.227356][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.227401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.227472][ T32] r4:e0691dc0 [ 1339.227494][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.227540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.227595][ T32] r4:00000000 [ 1339.227618][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.227692][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.227730][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.227872][ T32] r5:00001000 r4:ee7d5000 [ 1339.227897][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.227937][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.228010][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.228033][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.228082][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.228137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.228185][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.228244][ T32] r4:8508b100 [ 1339.228266][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.228311][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.228368][ T32] r4:00000001 [ 1339.228420][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.228458][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.228483][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.228511][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.228577][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.228642][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.228670][ T32] r4:85086c80 [ 1339.228691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.228745][ T32] INFO: task kworker/1:492:5080 blocked for more than 465 seconds. [ 1339.228777][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.228804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.228826][ T32] task:kworker/1:492 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.228868][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.228943][ T32] Call trace: [ 1339.229035][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.229131][ T32] r10:82918644 r9:eb621d84 r8:00000002 r7:60000113 r6:eb621d8c r5:8484c800 [ 1339.229189][ T32] r4:8484c800 [ 1339.229211][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.229250][ T32] r5:8484c800 r4:82918640 [ 1339.229310][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.229353][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.229427][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 [ 1339.229541][ T32] r4:00000000 [ 1339.229575][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.229618][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1339.229757][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750000 [ 1339.229782][ T32] r4:00000000 [ 1339.229803][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.229846][ T32] r9:83018205 r8:8484c800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1339.229922][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.243809][ T32] r5:00001000 r4:eaea1000 [ 1339.243887][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.243953][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.244055][ T32] r5:8550ef8c r4:8550ec00 [ 1339.244118][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.244169][ T32] r7:ddde2d40 r6:83018200 r5:8550ef8c r4:84a6b280 [ 1339.244226][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.244319][ T32] r10:61c88647 r9:8484c800 r8:84a6b2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.244376][ T32] r4:84a6b280 [ 1339.244432][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.244527][ T32] r10:00000000 r9:84a6b280 r8:8027ed34 r7:eb61de60 r6:84772a80 r5:8484c800 [ 1339.244563][ T32] r4:00000001 [ 1339.244585][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.244658][ T32] Exception stack(0xeb621fb0 to 0xeb621ff8) [ 1339.244691][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.244721][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.245436][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1339.245906][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1339.246137][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1339.246462][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1339.246716][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 6 printk messages dropped ** [ 1339.247040][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1339.247308][ T32] INFO: task kworker/1:493:5082 blocked for more than 465 seconds. ** 9 printk messages dropped ** [ 1339.247871][ T32] r5:8484d400 r4:82918640 [ 1339.247922][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.248067][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.248334][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1339.248711][ T32] r10:61c88647 r9:8484d400 r8:84a6b32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.249106][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1339.249828][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1339.268493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 8 printk messages dropped ** [ 1339.268814][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1339.269181][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.269580][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1339.274522][ T32] Call trace: [ 1339.274636][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.274697][ T32] r10:82918644 r9:eb609d84 r8:00000002 r7:60000013 r6:eb609d8c r5:854d4800 [ 1339.274721][ T32] r4:854d4800 [ 1339.274741][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.274785][ T32] r5:854d4800 r4:82918640 [ 1339.274808][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.274848][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.274986][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 [ 1339.275019][ T32] r4:00000000 [ 1339.275068][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.275140][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.275195][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.275290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750500 [ 1339.275318][ T32] r4:00000000 [ 1339.275338][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.275385][ T32] r9:83018205 r8:854d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1339.275406][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.275447][ T32] r5:00001000 r4:eafaf000 [ 1339.275466][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.275504][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.275553][ T32] r5:8550ff8c r4:8550fc00 [ 1339.275573][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.275643][ T32] r7:ddde2d40 r6:83018200 r5:8550ff8c r4:84a6b380 [ 1339.275700][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.275787][ T32] r10:61c88647 r9:854d4800 r8:84a6b3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.275814][ T32] r4:84a6b380 [ 1339.275834][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.275879][ T32] r10:00000000 r9:84a6b380 r8:8027ed34 r7:eb61de60 r6:84a6b400 r5:854d4800 [ 1339.275900][ T32] r4:00000001 [ 1339.275919][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.275983][ T32] Exception stack(0xeb609fb0 to 0xeb609ff8) [ 1339.276042][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.276073][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.276099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.276127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.276177][ T32] r4:84750180 [ 1339.276699][ T32] INFO: task kworker/1:494:5085 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.276770][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.276859][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.276972][ T32] Call trace: [ 1339.277032][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.277085][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.277141][ T32] r4:00000000 [ 1339.277192][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.277233][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.277262][ T32] 1d20: d40d4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.277291][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.277342][ T32] 1d60: 800f0013 ffffffff [ 1339.277368][ T32] r5:800f0013 r4:80239bd0 [ 1339.277415][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.277491][ T32] r4:82ac11e4 [ 1339.277515][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.277562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.277583][ T32] r4:e0691dc0 [ 1339.277601][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1339.277839][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1339.278373][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.278646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.279222][ T32] r5:854a8c00 r4:82918640 [ 1339.279270][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1339.279587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750180 ** 9 printk messages dropped ** [ 1339.297762][ T32] r7:ddde2d40 r6:83018200 r5:8550fb8c r4:84a6b480 ** 8 printk messages dropped ** [ 1339.298065][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.299024][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 11 printk messages dropped ** [ 1339.299626][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1339.304207][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1339.304457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1339.304860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1339.305443][ T32] r5:854a8000 r4:82918640 [ 1339.305467][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1339.305871][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.306096][ T32] r5:85510b8c r4:85510800 ** 4 printk messages dropped ** [ 1339.306315][ T32] r4:84a6b500 ** 5 printk messages dropped ** [ 1339.306548][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.307379][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1339.307642][ T32] 1d60: 800f0013 ffffffff [ 1339.307693][ T32] r5:800f0013 r4:80239bd0 [ 1339.307728][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.307769][ T32] r4:82ac11e4 [ 1339.307792][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.307833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.307970][ T32] r4:e0691dc0 [ 1339.308013][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.308057][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.308078][ T32] r4:00000000 [ 1339.308149][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.308258][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.308342][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.308389][ T32] r5:00001000 r4:ee7d5000 [ 1339.308496][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.308544][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.308586][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.308620][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.308667][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.308687][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.308731][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.308752][ T32] r4:8508b100 [ 1339.308770][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.308816][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.308838][ T32] r4:00000001 [ 1339.308892][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.308930][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.308956][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.308985][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.309011][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.309039][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.309072][ T32] r4:85086c80 [ 1339.309094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.309180][ T32] INFO: task kworker/1:497:5090 blocked for more than 465 seconds. [ 1339.309212][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.309310][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.309339][ T32] task:kworker/1:497 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.309385][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.309479][ T32] Call trace: [ 1339.309520][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.309570][ T32] r10:82918644 r9:eb62dd84 r8:00000002 r7:60000013 r6:eb62dd8c r5:854d6000 [ 1339.309617][ T32] r4:854d6000 [ 1339.309639][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.309678][ T32] r5:854d6000 r4:82918640 [ 1339.309697][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.309787][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.309896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 [ 1339.326514][ T32] r4:00000000 [ 1339.326558][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.326680][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.326773][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.326902][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750680 [ 1339.326945][ T32] r4:00000000 [ 1339.326967][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.327075][ T32] r9:83018205 r8:854d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1339.327110][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.327156][ T32] r5:00001000 r4:eb1fb000 [ 1339.327205][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.327265][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.327310][ T32] r5:8551038c r4:85510000 [ 1339.327364][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.327428][ T32] r7:ddde2d40 r6:83018200 r5:8551038c r4:84a6b580 [ 1339.327452][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.327508][ T32] r10:61c88647 r9:854d6000 r8:84a6b5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.327537][ T32] r4:84a6b580 [ 1339.327557][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1339.327842][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.328708][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 13 printk messages dropped ** [ 1339.329163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 10 printk messages dropped ** [ 1339.329566][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1339.335801][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1339.336274][ T32] r4:854d6c00 ** 1 printk messages dropped ** [ 1339.336354][ T32] r5:854d6c00 r4:82918640 ** 1 printk messages dropped ** [ 1339.336431][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1339.336855][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1339.337203][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1339.337412][ T32] r4:00000001 [ 1339.337434][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.337488][ T32] Exception stack(0xeb645fb0 to 0xeb645ff8) [ 1339.337517][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.337551][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.337577][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.337614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.337639][ T32] r4:84750600 [ 1339.338084][ T32] INFO: task kworker/1:498:5092 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.338119][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.338201][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.338284][ T32] Call trace: [ 1339.338325][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.338376][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.338400][ T32] r4:00000000 [ 1339.338418][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.338464][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.338497][ T32] 1d20: d4eda000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.338525][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.338553][ T32] 1d60: 800f0013 ffffffff [ 1339.338576][ T32] r5:800f0013 r4:80239bd0 [ 1339.338595][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.338635][ T32] r4:82ac11e4 [ 1339.338655][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.338697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.338752][ T32] r4:e0691dc0 [ 1339.338775][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.338816][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.338837][ T32] r4:00000000 [ 1339.338877][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.338946][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.338991][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.339035][ T32] r5:00001000 r4:ee7d5000 [ 1339.339055][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.339093][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.339134][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.339187][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.339236][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.339276][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.339325][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.339356][ T32] r4:8508b100 [ 1339.339378][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.339422][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.339444][ T32] r4:00000001 [ 1339.339483][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.339535][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.339565][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.339594][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.339620][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.339688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1339.339888][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.353039][ T32] r5:854d5400 r4:82918640 [ 1339.353058][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.353097][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1339.353365][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1339.353745][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1339.354065][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1339.354976][ T32] Call trace: ** 6 printk messages dropped ** [ 1339.355249][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1339.355692][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.355998][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1339.356325][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 6 printk messages dropped ** [ 1339.356527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1339.356816][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.357054][ T32] r5:854d3c00 r4:82918640 [ 1339.357073][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.357402][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1339.357587][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.357651][ T32] r5:00001000 r4:eb2af000 [ 1339.357674][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.357715][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.357772][ T32] r5:8551138c r4:85511000 [ 1339.357794][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.357855][ T32] r7:ddde2d40 r6:83018200 r5:8551138c r4:84a6b880 [ 1339.357887][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.357935][ T32] r10:61c88647 r9:854d3c00 r8:84a6b8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.357966][ T32] r4:84a6b880 [ 1339.357988][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.358035][ T32] r10:00000000 r9:84a6b880 r8:8027ed34 r7:eb605e60 r6:84a6b900 r5:854d3c00 [ 1339.358078][ T32] r4:00000001 [ 1339.358110][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.358196][ T32] Exception stack(0xeb64dfb0 to 0xeb64dff8) [ 1339.358252][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.358282][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.358308][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.358336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.358378][ T32] r4:84750940 [ 1339.358697][ T32] INFO: task kworker/1:500:5096 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.358753][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.358851][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.358946][ T32] Call trace: [ 1339.359013][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.359091][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.359116][ T32] r4:00000000 [ 1339.359167][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.359238][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.359271][ T32] 1d20: d54a3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.359299][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.359322][ T32] 1d60: 800f0013 ffffffff [ 1339.359344][ T32] r5:800f0013 r4:80239bd0 [ 1339.359363][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.359403][ T32] r4:82ac11e4 [ 1339.359461][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.359506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.359585][ T32] r4:e0691dc0 [ 1339.359649][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.359715][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.359738][ T32] r4:00000000 [ 1339.359757][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.359813][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.382201][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.382392][ T32] r5:00001000 r4:ee7d5000 [ 1339.382427][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.382472][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.382515][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.382540][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.382651][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.382681][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.382729][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.382754][ T32] r4:8508b100 [ 1339.382774][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.382820][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.382841][ T32] r4:00000001 [ 1339.382860][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1339.383009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1339.383659][ T32] r10:82918644 r9:eb649d84 r8:00000002 r7:60000013 r6:eb649d8c r5:854d1800 ** 2 printk messages dropped ** [ 1339.383760][ T32] r5:854d1800 r4:82918640 [ 1339.383779][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.384019][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1339.384381][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.384799][ T32] r10:00000000 r9:84a6b980 r8:8027ed34 r7:eb64de60 r6:84a6ba00 r5:854d1800 ** 6 printk messages dropped ** [ 1339.385059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1339.385951][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.386221][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1339.386387][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 8 printk messages dropped ** [ 1339.386752][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.387234][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.387572][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.387952][ T32] r5:854c8000 r4:82918640 [ 1339.387983][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.388252][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1339.388666][ T32] r5:8551238c r4:85512000 ** 3 printk messages dropped ** [ 1339.388888][ T32] r10:61c88647 r9:854c8000 r8:84a6baac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.389191][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.389219][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.389261][ T32] r4:84730100 [ 1339.389590][ T32] INFO: task kworker/1:502:5102 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.389644][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.389747][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.389806][ T32] Call trace: [ 1339.409177][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.409273][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.409298][ T32] r4:00000000 [ 1339.409319][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.409393][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.409474][ T32] 1d20: d5d7d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.409508][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.409536][ T32] 1d60: 800f0013 ffffffff [ 1339.409583][ T32] r5:800f0013 r4:80239bd0 [ 1339.409635][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.409682][ T32] r4:82ac11e4 [ 1339.409702][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.409743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.409764][ T32] r4:e0691dc0 [ 1339.409783][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.409874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.410342][ T32] r4:00000000 [ 1339.410371][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.410433][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.410454][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.410498][ T32] r5:00001000 r4:ee7d5000 [ 1339.410561][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.410608][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.410650][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.410698][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.410781][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.410805][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.410878][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.410935][ T32] r4:8508b100 [ 1339.410958][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.411002][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.411025][ T32] r4:00000001 [ 1339.411044][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.411078][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.411105][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.411133][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.411159][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.411223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.411248][ T32] r4:85086c80 [ 1339.411271][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.411334][ T32] INFO: task kworker/1:503:5103 blocked for more than 465 seconds. [ 1339.411403][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.411459][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.411485][ T32] task:kworker/1:503 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.411594][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.411640][ T32] Call trace: [ 1339.411720][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.411773][ T32] r10:82918644 r9:eb659d84 r8:00000002 r7:60000013 r6:eb659d8c r5:854d8000 [ 1339.411826][ T32] r4:854d8000 [ 1339.411849][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.411889][ T32] r5:854d8000 r4:82918640 [ 1339.411910][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.411949][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.411993][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 [ 1339.412054][ T32] r4:00000000 [ 1339.412077][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.412116][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.412152][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.412193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84730000 [ 1339.412215][ T32] r4:00000000 [ 1339.412263][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.412340][ T32] r9:83018205 r8:854d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1339.412393][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.412439][ T32] r5:00001000 r4:eb2d9000 [ 1339.412458][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.412604][ T32] r7:ddde2d40 r6:83018200 r5:85511b8c r4:84a6bb80 ** 8 printk messages dropped ** [ 1339.412923][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.413765][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.414224][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1339.414416][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1339.414882][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.414943][ T32] r4:8508b100 [ 1339.414966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.415011][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.415033][ T32] r4:00000001 [ 1339.415131][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.415197][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.415226][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.415256][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.415311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.415354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.415400][ T32] r4:85086c80 [ 1339.415422][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 5 printk messages dropped ** [ 1339.415703][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.415897][ T32] r5:854d9800 r4:82918640 [ 1339.415934][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1339.416224][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1339.416721][ T32] r7:ddde2d40 r6:83018200 r5:85511f8c r4:84a6bc80 ** 9 printk messages dropped ** [ 1339.417148][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.417993][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1339.418289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1339.418681][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.419033][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 7 printk messages dropped ** [ 1339.419271][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.419641][ T32] r5:854ab000 r4:82918640 ** 1 printk messages dropped ** [ 1339.419720][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.443765][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.444112][ T32] r10:61c88647 r9:854ab000 r8:84a6bd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.444382][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.445200][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.445423][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1339.445891][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1339.446081][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 5 printk messages dropped ** [ 1339.446314][ T32] r4:00000001 [ 1339.446337][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.446372][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.446397][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.446456][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.446507][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.446562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.446588][ T32] r4:85086c80 [ 1339.446608][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.446637][ T32] INFO: task kworker/1:506:5109 blocked for more than 465 seconds. [ 1339.446721][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.446752][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.446773][ T32] task:kworker/1:506 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.446836][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.446880][ T32] Call trace: [ 1339.446910][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.446991][ T32] r10:82918644 r9:eb665d84 r8:00000002 r7:60000013 r6:eb665d8c r5:854abc00 [ 1339.447037][ T32] r4:854abc00 [ 1339.447091][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.447137][ T32] r5:854abc00 r4:82918640 [ 1339.447158][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.447197][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.447241][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 [ 1339.447262][ T32] r4:00000000 [ 1339.447296][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.447338][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.447398][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.447443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84730b40 [ 1339.447464][ T32] r4:00000000 [ 1339.447492][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.447546][ T32] r9:83018205 r8:854abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1339.447568][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.447645][ T32] r5:00001000 r4:eb677000 [ 1339.447704][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.447757][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.447801][ T32] r5:8551338c r4:85513000 [ 1339.447835][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.447895][ T32] r7:ddde2d40 r6:83018200 r5:8551338c r4:84a6bd80 [ 1339.447919][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.447979][ T32] r10:61c88647 r9:854abc00 r8:84a6bdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.448032][ T32] r4:84a6bd80 [ 1339.448053][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.448099][ T32] r10:00000000 r9:84a6bd80 r8:8027ed34 r7:eb661e60 r6:84772d80 r5:854abc00 [ 1339.448142][ T32] r4:00000001 [ 1339.448173][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.448211][ T32] Exception stack(0xeb665fb0 to 0xeb665ff8) [ 1339.448237][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.448265][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.448292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.448341][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.448367][ T32] r4:84730580 [ 1339.448731][ T32] INFO: task kworker/1:506:5109 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.448768][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.448914][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.449002][ T32] Call trace: [ 1339.449038][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.449092][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.449151][ T32] r4:00000000 [ 1339.449220][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.449267][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.449302][ T32] 1d20: d624b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.449358][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.449389][ T32] 1d60: 800f0013 ffffffff [ 1339.449414][ T32] r5:800f0013 r4:80239bd0 [ 1339.449465][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.449511][ T32] r4:82ac11e4 [ 1339.449592][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.449646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.449672][ T32] r4:e0691dc0 [ 1339.449691][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.449736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 4 printk messages dropped ** [ 1339.469133][ T32] r5:00001000 r4:ee7d5000 ** 5 printk messages dropped ** [ 1339.469330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1339.469807][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.470604][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.470821][ T32] r5:854ac800 r4:82918640 [ 1339.470840][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.470999][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.471052][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.471098][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84730780 [ 1339.471199][ T32] r4:00000000 [ 1339.471222][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.471269][ T32] r9:83018205 r8:854ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1339.471291][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.471331][ T32] r5:00001000 r4:eb49f000 [ 1339.471402][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.471445][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.471486][ T32] r5:85512b8c r4:85512800 [ 1339.471505][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.471556][ T32] r7:ddde2d40 r6:83018200 r5:85512b8c r4:84a6be00 [ 1339.471628][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.471704][ T32] r10:61c88647 r9:854ac800 r8:84a6be2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.471729][ T32] r4:84a6be00 [ 1339.471749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.471843][ T32] r10:00000000 r9:84a6be00 r8:8027ed34 r7:eb665e60 r6:84772e00 r5:854ac800 [ 1339.471873][ T32] r4:00000001 [ 1339.471892][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.471989][ T32] Exception stack(0xeb669fb0 to 0xeb669ff8) [ 1339.472020][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.472102][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.472132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.472161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.472183][ T32] r4:84730200 [ 1339.472681][ T32] INFO: task kworker/1:507:5110 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.472754][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.472857][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.472941][ T32] Call trace: [ 1339.472972][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.473020][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.473043][ T32] r4:00000000 [ 1339.473061][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.473098][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.473189][ T32] 1d20: d676c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.473228][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.473251][ T32] 1d60: 800f0013 ffffffff [ 1339.473273][ T32] r5:800f0013 r4:80239bd0 [ 1339.473292][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.473352][ T32] r4:82ac11e4 [ 1339.473374][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.473480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.473510][ T32] r4:e0691dc0 [ 1339.473552][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.473635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.473698][ T32] r4:00000000 [ 1339.473727][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.473771][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 8 printk messages dropped ** [ 1339.474178][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1339.474553][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1339.475166][ T32] r10:82918644 r9:eb675d84 r8:00000002 r7:60000013 r6:eb675d8c r5:854aec00 ** 2 printk messages dropped ** [ 1339.475301][ T32] r5:854aec00 r4:82918640 ** 1 printk messages dropped ** [ 1339.475359][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.475648][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.475879][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.476404][ T32] r10:00000000 r9:84a6be80 r8:8027ed34 r7:eb665e60 r6:84772e80 r5:854aec00 ** 7 printk messages dropped ** [ 1339.476862][ T32] r4:84730980 ** 4 printk messages dropped ** [ 1339.477572][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.477972][ T32] r4:e0691dc0 ** 6 printk messages dropped ** [ 1339.478243][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1339.478563][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1339.478903][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1339.479291][ T32] Call trace: ** 4 printk messages dropped ** [ 1339.479467][ T32] r5:854da400 r4:82918640 [ 1339.479513][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.479721][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.513114][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.513526][ T32] Exception stack(0xeb651fb0 to 0xeb651ff8) ** 1 printk messages dropped ** [ 1339.513602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.513628][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.513656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.513677][ T32] r4:847309c0 [ 1339.514134][ T32] INFO: task kworker/1:509:5115 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.514180][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.514274][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.514380][ T32] Call trace: [ 1339.514416][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.514478][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.514504][ T32] r4:00000000 [ 1339.514523][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.514566][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.514606][ T32] 1d20: d7194000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.514637][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.514661][ T32] 1d60: 800f0013 ffffffff [ 1339.514684][ T32] r5:800f0013 r4:80239bd0 [ 1339.514718][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.514762][ T32] r4:82ac11e4 [ 1339.514782][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.514824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.514845][ T32] r4:e0691dc0 [ 1339.514864][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.514915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.514962][ T32] r4:00000000 [ 1339.515008][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.515055][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.515076][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.515119][ T32] r5:00001000 r4:ee7d5000 [ 1339.515160][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.515223][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.515289][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.515317][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.515372][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.515395][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.515441][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.515462][ T32] r4:8508b100 [ 1339.515503][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.515582][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.515609][ T32] r4:00000001 [ 1339.515648][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.515750][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.515784][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.515813][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.515839][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.515877][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.515909][ T32] r4:85086c80 [ 1339.515939][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.515968][ T32] INFO: task kworker/1:510:5116 blocked for more than 466 seconds. [ 1339.516002][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.516026][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.516059][ T32] task:kworker/1:510 state:D stack:0 pid:5116 tgid:5116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.516108][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.516161][ T32] Call trace: [ 1339.516219][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.516264][ T32] r10:82918644 r9:eb66dd84 r8:00000002 r7:60000013 r6:eb66dd8c r5:854db000 [ 1339.516319][ T32] r4:854db000 [ 1339.516343][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.516404][ T32] r5:854db000 r4:82918640 [ 1339.516435][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.516499][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.516551][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 [ 1339.516575][ T32] r4:00000000 [ 1339.516594][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.516630][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.516708][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.516764][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84730a80 [ 1339.516792][ T32] r4:00000000 [ 1339.516834][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.516902][ T32] r9:83018205 r8:854db000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1339.516928][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.516970][ T32] r5:00001000 r4:eb67d000 [ 1339.516989][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.517061][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.517115][ T32] r5:8551378c r4:85513400 [ 1339.517134][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.517176][ T32] r7:ddde2d40 r6:83018200 r5:8551378c r4:8472f000 [ 1339.517207][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.517277][ T32] r10:61c88647 r9:854db000 r8:8472f02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.517302][ T32] r4:8472f000 [ 1339.517321][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.517364][ T32] r10:00000000 r9:8472f000 r8:8027ed34 r7:eb651e60 r6:8472f080 r5:854db000 [ 1339.517386][ T32] r4:00000001 [ 1339.517404][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.517461][ T32] Exception stack(0xeb66dfb0 to 0xeb66dff8) [ 1339.517489][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.517519][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.517550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.517578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.517620][ T32] r4:847309c0 [ 1339.517931][ T32] INFO: task kworker/1:510:5116 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.517978][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1339.518204][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1339.518622][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.518662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.518683][ T32] r4:e0691dc0 [ 1339.518701][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.518742][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.518763][ T32] r4:00000000 [ 1339.518781][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.518823][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.518843][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.518884][ T32] r5:00001000 r4:ee7d5000 [ 1339.518902][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.518949][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.518995][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.519014][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.519066][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.519090][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.519145][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.519191][ T32] r4:8508b100 [ 1339.519221][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.519269][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.519291][ T32] r4:00000001 [ 1339.519309][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.519342][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.519377][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.519408][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.519434][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.519471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.519497][ T32] r4:85086c80 [ 1339.519515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.519543][ T32] INFO: task kworker/1:511:5119 blocked for more than 466 seconds. [ 1339.519570][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1339.529533][ T32] r10:82918644 r9:eb699d84 r8:00000002 r7:60000013 r6:eb699d8c r5:854dc800 ** 6 printk messages dropped ** [ 1339.529812][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.530563][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 1339.531158][ T32] Exception stack(0xeb699fb0 to 0xeb699ff8) ** 15 printk messages dropped ** [ 1339.532332][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 21 printk messages dropped ** [ 1339.533214][ T32] r4:8508b100 ** 11 printk messages dropped ** [ 1339.533744][ T32] INFO: task kworker/1:512:5122 blocked for more than 466 seconds. [ 1339.533791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.533818][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.533861][ T32] task:kworker/1:512 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.533910][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.533988][ T32] Call trace: [ 1339.534066][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.534115][ T32] r10:82918644 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:854aa400 [ 1339.534137][ T32] r4:854aa400 [ 1339.534156][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.534220][ T32] r5:854aa400 r4:82918640 [ 1339.534265][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.534343][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.534406][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 [ 1339.534428][ T32] r4:00000000 [ 1339.534447][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.534497][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.534573][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.534619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736340 [ 1339.534659][ T32] r4:00000000 [ 1339.534681][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.534725][ T32] r9:83018205 r8:854aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1339.534745][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.534800][ T32] r5:00001000 r4:eb6c9000 ** 1 printk messages dropped ** [ 1339.534872][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.535293][ T32] Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) ** 6 printk messages dropped ** [ 1339.535824][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1339.536388][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1339.536760][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1339.537222][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1339.537506][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1339.537804][ T32] r4:854dd400 ** 1 printk messages dropped ** [ 1339.537862][ T32] r5:854dd400 r4:82918640 ** 1 printk messages dropped ** [ 1339.537934][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.538478][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.538856][ T32] r4:8472f280 ** 6 printk messages dropped ** [ 1339.539072][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.539512][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1339.573087][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1339.573304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1339.573788][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 8 printk messages dropped ** [ 1339.574160][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.574459][ T32] task:kworker/0:486 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.574743][ T32] r5:854a9800 r4:82918640 ** 3 printk messages dropped ** [ 1339.574926][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.575128][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.575415][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.576002][ T32] Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) ** 2 printk messages dropped ** [ 1339.576146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.576185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.576234][ T32] r4:849e8000 [ 1339.576745][ T32] INFO: task kworker/0:486:5124 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.576796][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.576884][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.576955][ T32] Call trace: [ 1339.576994][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.577072][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.577099][ T32] r4:00000000 [ 1339.577119][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.577158][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.577188][ T32] 1d20: d790b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.577217][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.577241][ T32] 1d60: 800f0013 ffffffff [ 1339.577264][ T32] r5:800f0013 r4:80239bd0 [ 1339.577283][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.577322][ T32] r4:82ac11e4 [ 1339.577341][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.577387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.577439][ T32] r4:e0691dc0 [ 1339.577462][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.577518][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.577574][ T32] r4:00000000 [ 1339.577597][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.577642][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.577676][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.577722][ T32] r5:00001000 r4:ee7d5000 [ 1339.577742][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.577785][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.577855][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.577935][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.578000][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.578052][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.578171][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.578197][ T32] r4:8508b100 [ 1339.578218][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.578289][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.578367][ T32] r4:00000001 [ 1339.578391][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.578440][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.578470][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.578529][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.578559][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.578588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.578609][ T32] r4:85086c80 [ 1339.578628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.578671][ T32] INFO: task kworker/0:487:5126 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.578944][ T32] r4:854ad400 ** 1 printk messages dropped ** [ 1339.579002][ T32] r5:854ad400 r4:82918640 [ 1339.579021][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.579332][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1339.588905][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1339.589416][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.591191][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1339.591622][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1339.591847][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1339.592299][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1339.592549][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.593095][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.593256][ T32] r5:854ae000 r4:82918640 ** 3 printk messages dropped ** [ 1339.593416][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1339.593618][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847362c0 ** 11 printk messages dropped ** [ 1339.594259][ T32] r10:61c88647 r9:854ae000 r8:8472f3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.594632][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1339.595559][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1339.595923][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.596273][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1339.596623][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 12 printk messages dropped ** [ 1339.597182][ T32] task:kworker/0:488 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 2 printk messages dropped ** [ 1339.597300][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.597373][ T32] r10:82918644 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:8484ec00 [ 1339.597399][ T32] r4:8484ec00 [ 1339.597418][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.597458][ T32] r5:8484ec00 r4:82918640 [ 1339.597477][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.597545][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.597593][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 [ 1339.597615][ T32] r4:00000000 [ 1339.597663][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.597704][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.597756][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.597834][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dd240 [ 1339.597860][ T32] r4:00000000 [ 1339.597892][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.597938][ T32] r9:83018005 r8:8484ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [ 1339.598003][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.598056][ T32] r5:00001000 r4:eb3f5000 [ 1339.598077][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.598115][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.598156][ T32] r5:853db78c r4:853db400 [ 1339.598174][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.598217][ T32] r7:dddced40 r6:83018000 r5:853db78c r4:84729200 [ 1339.598238][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.598312][ T32] r10:61c88647 r9:8484ec00 r8:8472922c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.598340][ T32] r4:84729200 [ 1339.598359][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.598403][ T32] r10:00000000 r9:84729200 r8:8027ed34 r7:eb6b1e60 r6:84729280 r5:8484ec00 [ 1339.598426][ T32] r4:00000001 [ 1339.598444][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.598507][ T32] Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) [ 1339.598614][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.598674][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.598704][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.598744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.598771][ T32] r4:849e8440 [ 1339.599056][ T32] INFO: task kworker/0:488:5131 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.599108][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.599166][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.599212][ T32] Call trace: [ 1339.599271][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.599324][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.599348][ T32] r4:00000000 [ 1339.599367][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.599405][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.599434][ T32] 1d20: d790b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.599568][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.599596][ T32] 1d60: 800f0013 ffffffff [ 1339.599620][ T32] r5:800f0013 r4:80239bd0 [ 1339.599640][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.599724][ T32] r4:82ac11e4 [ 1339.599747][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.599797][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.599891][ T32] r4:e0691dc0 [ 1339.634896][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.634986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.635013][ T32] r4:00000000 [ 1339.635035][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.635085][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.635106][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.635152][ T32] r5:00001000 r4:ee7d5000 [ 1339.635174][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.635241][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.635316][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.635341][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.635389][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.635410][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.635455][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.635476][ T32] r4:8508b100 [ 1339.635497][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.635546][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.635568][ T32] r4:00000001 [ 1339.635587][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.635650][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.635726][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.635758][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1339.635981][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1339.636400][ T32] r5:854dec00 r4:82918640 [ 1339.636449][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.636723][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1339.637119][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.637541][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.638409][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.638573][ T32] r5:800f0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1339.638962][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.639111][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1339.639486][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1339.648900][ T32] task:kworker/1:516 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.649260][ T32] r5:854de000 r4:82918640 [ 1339.649279][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.649321][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.649397][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 [ 1339.649424][ T32] r4:00000000 [ 1339.649464][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.649531][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.649577][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.649620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736500 [ 1339.649673][ T32] r4:00000000 [ 1339.649697][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.649744][ T32] r9:83018205 r8:854de000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1339.649766][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.649831][ T32] r5:00001000 r4:eb6db000 [ 1339.660161][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.660270][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.660321][ T32] r5:85518f8c r4:85518c00 [ 1339.660342][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.660389][ T32] r7:ddde2d40 r6:83018200 r5:85518f8c r4:8472f500 [ 1339.660410][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.660473][ T32] r10:61c88647 r9:854de000 r8:8472f52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.660509][ T32] r4:8472f500 [ 1339.660533][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.660637][ T32] r10:00000000 r9:8472f500 r8:8027ed34 r7:eb6c1e60 r6:8472f580 r5:854de000 [ 1339.660664][ T32] r4:00000001 [ 1339.660685][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.660750][ T32] Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) [ 1339.660790][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.660833][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.660890][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.660923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.660947][ T32] r4:84736640 [ 1339.661388][ T32] INFO: task kworker/1:516:5135 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.661437][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.661506][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.661584][ T32] Call trace: [ 1339.661652][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.661708][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.661731][ T32] r4:00000000 [ 1339.661782][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.661880][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.661915][ T32] 1d20: d80dd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.661944][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.661967][ T32] 1d60: 800f0013 ffffffff [ 1339.661990][ T32] r5:800f0013 r4:80239bd0 [ 1339.662012][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.662055][ T32] r4:82ac11e4 [ 1339.662076][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.662117][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.662139][ T32] r4:e0691dc0 [ 1339.662186][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.662259][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.662368][ T32] r4:00000000 [ 1339.662393][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.662439][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.662462][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.662532][ T32] r5:00001000 r4:ee7d5000 ** 1 printk messages dropped ** [ 1339.662612][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1339.663113][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1339.663367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1339.663949][ T32] r4:854dbc00 ** 1 printk messages dropped ** [ 1339.664012][ T32] r5:854dbc00 r4:82918640 ** 1 printk messages dropped ** [ 1339.664072][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.664509][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.664904][ T32] r4:8472f600 ** 6 printk messages dropped ** [ 1339.665187][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.665868][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.666486][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1339.666739][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1339.667258][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1339.667595][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.667972][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.668240][ T32] r5:854d3000 r4:82918640 [ 1339.668261][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.668300][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.668344][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 [ 1339.668366][ T32] r4:00000000 [ 1339.668385][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.668476][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.668627][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.668728][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736800 [ 1339.668754][ T32] r4:00000000 [ 1339.668796][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.668845][ T32] r9:83018205 r8:854d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1339.668956][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.669031][ T32] r5:00001000 r4:eb6ef000 [ 1339.669164][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.669235][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.669286][ T32] r5:8551978c r4:85519400 [ 1339.669307][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.669350][ T32] r7:ddde2d40 r6:83018200 r5:8551978c r4:8472f700 [ 1339.669398][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.669467][ T32] r10:61c88647 r9:854d3000 r8:8472f72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.669490][ T32] r4:8472f700 [ 1339.669595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.669642][ T32] r10:00000000 r9:8472f700 r8:8027ed34 r7:eb6e5e60 r6:8472f780 r5:854d3000 [ 1339.669703][ T32] r4:00000001 [ 1339.669725][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.669760][ T32] Exception stack(0xeb6cdfb0 to 0xeb6cdff8) [ 1339.669813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.669898][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.690357][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.690410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.690438][ T32] r4:84736740 [ 1339.690889][ T32] INFO: task kworker/1:518:5138 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.690928][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.690998][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.691095][ T32] Call trace: [ 1339.691195][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.691311][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.691374][ T32] r4:00000000 [ 1339.691399][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.691441][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.691472][ T32] 1d20: d8363000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1339.691620][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1339.692116][ T32] r5:00001000 r4:ee7d5000 ** 6 printk messages dropped ** [ 1339.692374][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1339.692785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1339.693585][ T32] r4:854e0000 ** 1 printk messages dropped ** [ 1339.693721][ T32] r5:854e0000 r4:82918640 [ 1339.693748][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1339.693976][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1339.694617][ T32] r5:8551a38c r4:8551a000 ** 4 printk messages dropped ** [ 1339.694773][ T32] r4:8472f800 ** 6 printk messages dropped ** [ 1339.695088][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.695929][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.696248][ T32] r5:800f0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1339.696574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 8 printk messages dropped ** [ 1339.697174][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1339.697815][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1339.698347][ T32] r10:82918644 r9:eb6edd84 r8:00000002 r7:60000113 r6:eb6edd8c r5:854e0c00 ** 2 printk messages dropped ** [ 1339.698581][ T32] r5:854e0c00 r4:82918640 ** 3 printk messages dropped ** [ 1339.698808][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.699281][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.699637][ T32] r4:8472f900 ** 6 printk messages dropped ** [ 1339.732972][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.734168][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1339.734698][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 2 printk messages dropped ** [ 1339.734806][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.734830][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.734902][ T32] r5:00001000 r4:ee7d5000 [ 1339.734955][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.735000][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.735061][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.735089][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.735137][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.735161][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.735207][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.735230][ T32] r4:8508b100 [ 1339.735250][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.735294][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.735382][ T32] r4:00000001 [ 1339.735447][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.735530][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.735585][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.735695][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.735769][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.735842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.735892][ T32] r4:85086c80 [ 1339.735964][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.736028][ T32] INFO: task kworker/1:521:5145 blocked for more than 466 seconds. [ 1339.736118][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.736149][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.736184][ T32] task:kworker/1:521 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.736251][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.736337][ T32] Call trace: [ 1339.736387][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.736434][ T32] r10:82918644 r9:eb701d84 r8:00000002 r7:60000113 r6:eb701d8c r5:854e1800 [ 1339.736470][ T32] r4:854e1800 [ 1339.736494][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.736551][ T32] r5:854e1800 r4:82918640 [ 1339.736597][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.736688][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.736788][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 [ 1339.736835][ T32] r4:00000000 [ 1339.736873][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.736965][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.737057][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.737147][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736fc0 [ 1339.737187][ T32] r4:00000000 [ 1339.737239][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.737289][ T32] r9:83018205 r8:854e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1339.737326][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.737372][ T32] r5:00001000 r4:eab0b000 [ 1339.737392][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.737473][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.737566][ T32] r5:8551ab8c r4:8551a800 [ 1339.737607][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.737689][ T32] r7:ddde2d40 r6:83018200 r5:8551ab8c r4:8472fa00 [ 1339.737733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.737832][ T32] r10:61c88647 r9:854e1800 r8:8472fa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.737865][ T32] r4:8472fa00 [ 1339.737900][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.737948][ T32] r10:00000000 r9:8472fa00 r8:8027ed34 r7:eb6f9e60 r6:8472fa80 r5:854e1800 [ 1339.737971][ T32] r4:00000001 [ 1339.737993][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.738071][ T32] Exception stack(0xeb701fb0 to 0xeb701ff8) [ 1339.738134][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.738202][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.738287][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.738411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.738463][ T32] r4:84736c80 [ 1339.738979][ T32] INFO: task kworker/1:521:5145 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.739050][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.739130][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.739178][ T32] Call trace: [ 1339.739226][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.739293][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.739342][ T32] r4:00000000 [ 1339.739365][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.739436][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.739480][ T32] 1d20: d87f3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.739513][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.739542][ T32] 1d60: 800f0013 ffffffff [ 1339.739565][ T32] r5:800f0013 r4:80239bd0 [ 1339.739601][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.739702][ T32] r4:82ac11e4 [ 1339.739751][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.739850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.755498][ T32] r4:e0691dc0 [ 1339.755558][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.755637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.755723][ T32] r4:00000000 [ 1339.755796][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.755893][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.755942][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.756051][ T32] r5:00001000 r4:ee7d5000 [ 1339.756103][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.756189][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.756304][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.756352][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.756449][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.756495][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.756585][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.756726][ T32] r4:8508b100 [ 1339.756810][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.756875][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.756898][ T32] r4:00000001 [ 1339.756931][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.757003][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.757043][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.757317][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.757360][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.757403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.757432][ T32] r4:85086c80 [ 1339.757456][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.757516][ T32] INFO: task kworker/1:522:5146 blocked for more than 466 seconds. ** 3 printk messages dropped ** [ 1339.757753][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.758076][ T32] r5:854e2400 r4:82918640 [ 1339.758103][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.758247][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.758541][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.758861][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.759454][ T32] Exception stack(0xeb6fdfb0 to 0xeb6fdff8) ** 7 printk messages dropped ** [ 1339.774362][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.774615][ T32] r4:00000000 [ 1339.774640][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.774708][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.774746][ T32] 1d20: d8af0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.774780][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.774806][ T32] 1d60: 800f0013 ffffffff [ 1339.774943][ T32] r5:800f0013 r4:80239bd0 [ 1339.774997][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.775044][ T32] r4:82ac11e4 [ 1339.775093][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.775169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.775196][ T32] r4:e0691dc0 [ 1339.775244][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.775290][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.775314][ T32] r4:00000000 [ 1339.775334][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.775416][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.775447][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.775508][ T32] r5:00001000 r4:ee7d5000 [ 1339.775536][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.775578][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.775620][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.775641][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.775756][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.775798][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.775847][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.775883][ T32] r4:8508b100 [ 1339.775936][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.776019][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.776049][ T32] r4:00000001 [ 1339.776071][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.776106][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.776159][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.776191][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.776219][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.776249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1339.776556][ T32] task:kworker/1:523 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1339.776917][ T32] r5:854e3000 r4:82918640 ** 1 printk messages dropped ** [ 1339.776978][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.777478][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1339.777902][ T32] r4:8472fc00 ** 6 printk messages dropped ** [ 1339.778219][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1339.778835][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1339.779509][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1339.779766][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1339.801218][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1339.801748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1339.802286][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.802614][ T32] r5:854e3c00 r4:82918640 ** 1 printk messages dropped ** [ 1339.802703][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1339.803228][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.803806][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1339.804156][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.804204][ T32] r10:00000000 r9:8472fd00 r8:8027ed34 r7:eb705e60 r6:8472fd80 r5:854e3c00 [ 1339.804255][ T32] r4:00000001 [ 1339.804305][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.804344][ T32] Exception stack(0xeb70dfb0 to 0xeb70dff8) [ 1339.804372][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1339.804400][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.804429][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.804458][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.804481][ T32] r4:847d4280 [ 1339.805179][ T32] INFO: task kworker/1:524:5152 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.805281][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.805475][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.805571][ T32] Call trace: [ 1339.805641][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.805722][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.805827][ T32] r4:00000000 [ 1339.805878][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.805959][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.806009][ T32] 1d20: d8da2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.806056][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.806168][ T32] 1d60: 800f0013 ffffffff [ 1339.806199][ T32] r5:800f0013 r4:80239bd0 [ 1339.806287][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.806396][ T32] r4:82ac11e4 [ 1339.806455][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.806568][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.806646][ T32] r4:e0691dc0 [ 1339.806702][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.806806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.806858][ T32] r4:00000000 [ 1339.806930][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.807046][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.807126][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.807213][ T32] r5:00001000 r4:ee7d5000 [ 1339.807257][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.807337][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.807422][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.807514][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.807626][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.807686][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1339.808052][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1339.808607][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1339.809070][ T32] r5:854e4800 r4:82918640 [ 1339.809115][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1339.809348][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.809641][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.824303][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.825019][ T32] Exception stack(0xeb711fb0 to 0xeb711ff8) ** 6 printk messages dropped ** [ 1339.825720][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.826960][ T32] r4:e0691dc0 ** 7 printk messages dropped ** [ 1339.827339][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1339.827849][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.827876][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.827922][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.827944][ T32] r4:8508b100 [ 1339.828000][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.828050][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.828074][ T32] r4:00000001 [ 1339.828094][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.828192][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.828222][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.828282][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.828311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.828340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.828539][ T32] r4:85086c80 [ 1339.828678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.828710][ T32] INFO: task kworker/1:526:5154 blocked for more than 466 seconds. [ 1339.828906][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.828935][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.828992][ T32] task:kworker/1:526 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.829043][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.829185][ T32] Call trace: [ 1339.829366][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.829416][ T32] r10:82918644 r9:eb715d84 r8:00000002 r7:60000013 r6:eb715d8c r5:854e5400 [ 1339.829538][ T32] r4:854e5400 [ 1339.829562][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.829621][ T32] r5:854e5400 r4:82918640 [ 1339.829726][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.829819][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.846819][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 [ 1339.846890][ T32] r4:00000000 [ 1339.846918][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.846975][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.847033][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.847108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4500 [ 1339.847136][ T32] r4:00000000 [ 1339.847156][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.847257][ T32] r9:83018205 r8:854e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1339.847284][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.847368][ T32] r5:00001000 r4:eb03f000 [ 1339.847420][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1339.847717][ T32] r4:8472ff00 ** 6 printk messages dropped ** [ 1339.848068][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.849192][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1339.849759][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1339.850005][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 3 printk messages dropped ** [ 1339.864702][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.864811][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.864842][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.864892][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.864914][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.864973][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.865005][ T32] r4:8508b100 [ 1339.865026][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.865073][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1339.865097][ T32] r4:00000001 [ 1339.865146][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.865215][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1339.865248][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1339.865309][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.865339][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.865398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.865423][ T32] r4:85086c80 [ 1339.865446][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1339.865485][ T32] INFO: task kworker/1:527:5157 blocked for more than 466 seconds. [ 1339.865518][ T32] Not tainted 6.15.0-syzkaller #0 [ 1339.865570][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1339.865597][ T32] task:kworker/1:527 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.865706][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.865818][ T32] Call trace: [ 1339.865852][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1339.865903][ T32] r10:82918644 r9:eb719d84 r8:00000002 r7:60000113 r6:eb719d8c r5:854e6000 [ 1339.865926][ T32] r4:854e6000 [ 1339.865946][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1339.866015][ T32] r5:854e6000 r4:82918640 [ 1339.866039][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1339.866080][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1339.866125][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 [ 1339.866147][ T32] r4:00000000 [ 1339.866193][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.866236][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.866276][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.866371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4a40 [ 1339.866452][ T32] r4:00000000 [ 1339.866532][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1339.866715][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1339.867253][ T32] Exception stack(0xeb719fb0 to 0xeb719ff8) ** 6 printk messages dropped ** [ 1339.867901][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1339.868988][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1339.869199][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1339.869707][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1339.883094][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1339.883546][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1339.883764][ T32] r5:854e8000 r4:82918640 ** 3 printk messages dropped ** [ 1339.883941][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1339.884189][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1339.884388][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.884429][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.884499][ T32] r5:8551bf8c r4:8551bc00 [ 1339.884523][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.884568][ T32] r7:ddde2d40 r6:83018200 r5:8551bf8c r4:84727100 [ 1339.884617][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.884667][ T32] r10:61c88647 r9:854e8000 r8:8472712c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.884689][ T32] r4:84727100 [ 1339.884708][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.884751][ T32] r10:00000000 r9:84727100 r8:8027ed34 r7:eb719e60 r6:84727180 r5:854e8000 [ 1339.884785][ T32] r4:00000001 [ 1339.884807][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.884842][ T32] Exception stack(0xeb709fb0 to 0xeb709ff8) [ 1339.884867][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1339.884895][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.884921][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.884976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.885169][ T32] r4:847d4740 [ 1339.885553][ T32] INFO: task kworker/1:528:5158 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.885614][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.885732][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.885785][ T32] Call trace: [ 1339.885858][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.885953][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.885980][ T32] r4:00000000 [ 1339.886000][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.886039][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.886069][ T32] 1d20: d9579000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.886097][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.886120][ T32] 1d60: 800f0013 ffffffff [ 1339.886164][ T32] r5:800f0013 r4:80239bd0 [ 1339.886241][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.886293][ T32] r4:82ac11e4 [ 1339.886313][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.886354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.886404][ T32] r4:e0691dc0 [ 1339.886426][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1339.886521][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.886986][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1339.887221][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1339.887632][ T32] INFO: task kworker/1:529:5160 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.888040][ T32] r4:854e8c00 [ 1339.888060][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1339.888151][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1339.889037][ T32] r9:83018205 r8:854e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 ** 8 printk messages dropped ** [ 1339.889771][ T32] r10:61c88647 r9:854e8c00 r8:8472722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1339.914376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1339.915725][ T32] 1d20: d9956000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1339.916182][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1339.916417][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1339.916852][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 7 printk messages dropped ** [ 1339.917113][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1339.917348][ T32] task:kworker/1:530 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1339.917629][ T32] r4:854b0c00 ** 3 printk messages dropped ** [ 1339.917780][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.918320][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1339.918797][ T32] r10:61c88647 r9:854b0c00 r8:8472732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1339.919282][ T32] r4:847d46c0 ** 6 printk messages dropped ** [ 1339.940917][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1339.941310][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1339.942038][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.942564][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 7 printk messages dropped ** [ 1339.942912][ T32] r4:85086c80 ** 5 printk messages dropped ** [ 1339.943147][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1339.943311][ T32] r4:854b3c00 ** 3 printk messages dropped ** [ 1339.943525][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1339.944041][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1339.944725][ T32] r10:00000000 r9:84727380 r8:8027ed34 r7:eb725e60 r6:84729380 r5:854b3c00 ** 9 printk messages dropped ** [ 1339.946029][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1339.947328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1339.947970][ T32] r5:00001000 r4:ee7d5000 ** 9 printk messages dropped ** [ 1339.948383][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1339.948757][ T32] INFO: task kworker/1:532:5167 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1339.949147][ T32] r4:854b5400 [ 1339.949166][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1339.949444][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 [ 1339.949471][ T32] r4:00000000 [ 1339.949490][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1339.949527][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1339.949620][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.949668][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4d80 [ 1339.949691][ T32] r4:00000000 [ 1339.949710][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.949753][ T32] r9:83018205 r8:854b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1339.949782][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.949826][ T32] r5:00001000 r4:eb16d000 [ 1339.949865][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.970459][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.970533][ T32] r5:8552538c r4:85525000 [ 1339.970556][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.970606][ T32] r7:ddde2d40 r6:83018200 r5:8552538c r4:84727400 [ 1339.970628][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.970676][ T32] r10:61c88647 r9:854b5400 r8:8472742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1339.970699][ T32] r4:84727400 [ 1339.970719][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1339.970815][ T32] r10:00000000 r9:84727400 r8:8027ed34 r7:eb725e60 r6:84729400 r5:854b5400 [ 1339.970995][ T32] r4:00000001 [ 1339.971023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1339.971065][ T32] Exception stack(0xeb735fb0 to 0xeb735ff8) [ 1339.971096][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1339.971126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1339.971154][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1339.971185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1339.971208][ T32] r4:847d4c80 [ 1339.971687][ T32] INFO: task kworker/1:532:5167 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1339.971728][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1339.971799][ T32] Workqueue: events bpf_prog_free_deferred [ 1339.971875][ T32] Call trace: [ 1339.971914][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1339.972056][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1339.972083][ T32] r4:00000000 [ 1339.972301][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1339.972412][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1339.972447][ T32] 1d20: d9e70000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1339.972477][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1339.972590][ T32] 1d60: 800f0013 ffffffff [ 1339.972708][ T32] r5:800f0013 r4:80239bd0 [ 1339.972731][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1339.972780][ T32] r4:82ac11e4 [ 1339.972801][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1339.972843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1339.972865][ T32] r4:e0691dc0 [ 1339.972884][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1339.973093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1339.973119][ T32] r4:00000000 [ 1339.973139][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.973186][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.973402][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.973545][ T32] r5:00001000 r4:ee7d5000 [ 1339.973719][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.973772][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.973898][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.974089][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.974189][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1339.974284][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1339.974382][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1339.974484][ T32] r4:8508b100 [ 1339.974586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1339.974951][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1339.975960][ T32] r10:82918644 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:854b3000 [ 1339.976004][ T32] r4:854b3000 [ 1339.976053][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1339.976478][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 ** 9 printk messages dropped ** [ 1339.977261][ T32] r5:00001000 r4:eb333000 ** 6 printk messages dropped ** [ 1339.977690][ T32] r10:61c88647 r9:854b3000 r8:847274ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1339.978206][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1339.978864][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1339.979221][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1339.979451][ T32] r4:00000000 [ 1339.979470][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1339.979541][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1339.979565][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1339.979607][ T32] r5:00001000 r4:ee7d5000 [ 1339.979626][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1339.979682][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1339.979727][ T32] r5:85f9ab8c r4:85f9a800 [ 1339.979746][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1339.979884][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.005928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.006037][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.006066][ T32] r4:8508b100 [ 1340.006131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.006185][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.006231][ T32] r4:00000001 [ 1340.006330][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.006374][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.006406][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.006437][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.006467][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.006498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.006520][ T32] r4:85086c80 [ 1340.006604][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.006637][ T32] INFO: task kworker/1:534:5171 blocked for more than 466 seconds. [ 1340.006707][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.006812][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.006841][ T32] task:kworker/1:534 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.006907][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.006959][ T32] Call trace: [ 1340.007028][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.007106][ T32] r10:82918644 r9:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:854b6000 [ 1340.007197][ T32] r4:854b6000 [ 1340.007221][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.007292][ T32] r5:854b6000 r4:82918640 [ 1340.007395][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.007440][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.007565][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 [ 1340.007594][ T32] r4:00000000 [ 1340.007658][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.007718][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.007760][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.007813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9040 [ 1340.007837][ T32] r4:00000000 [ 1340.007858][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.007904][ T32] r9:83018205 r8:854b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1340.007971][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.008020][ T32] r5:00001000 r4:eb1a1000 [ 1340.008042][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.008081][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.008123][ T32] r5:8552578c r4:85525400 [ 1340.008144][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.008247][ T32] r7:ddde2d40 r6:83018200 r5:8552578c r4:84727500 [ 1340.008272][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.008318][ T32] r10:61c88647 r9:854b6000 r8:8472752c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.008342][ T32] r4:84727500 [ 1340.008361][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.008505][ T32] r10:00000000 r9:84727500 r8:8027ed34 r7:eb739e60 r6:84729500 r5:854b6000 [ 1340.008533][ T32] r4:00000001 [ 1340.008553][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1340.008669][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.009797][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.020668][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1340.021240][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1340.021837][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1340.022263][ T32] INFO: task kworker/1:535:5172 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.022554][ T32] r4:854e9800 [ 1340.022649][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.022862][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 ** 8 printk messages dropped ** [ 1340.023512][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1340.023833][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1340.024426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1340.025441][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1340.025783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1340.026258][ T32] r5:00001000 r4:ee7d5000 ** 2 printk messages dropped ** [ 1340.026400][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.026450][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.026685][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.026744][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.027138][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.027166][ T32] r4:8508b100 [ 1340.027249][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.027298][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.027364][ T32] r4:00000001 [ 1340.027387][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.027424][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.027450][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.027505][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.027536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.027564][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.027587][ T32] r4:85086c80 [ 1340.027607][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.027631][ T32] INFO: task kworker/1:536:5176 blocked for more than 466 seconds. [ 1340.027687][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.027716][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.027764][ T32] task:kworker/1:536 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.027832][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.027874][ T32] Call trace: [ 1340.027970][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.028021][ T32] r10:82918644 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:854b6c00 [ 1340.028177][ T32] r4:854b6c00 [ 1340.028200][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.028240][ T32] r5:854b6c00 r4:82918640 [ 1340.028260][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.028299][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.028343][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 [ 1340.028367][ T32] r4:00000000 [ 1340.028385][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.028422][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.028458][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.028526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9700 [ 1340.028551][ T32] r4:00000000 [ 1340.028599][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.028719][ T32] r9:83018205 r8:854b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1340.028837][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.028883][ T32] r5:00001000 r4:eb40b000 [ 1340.028904][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.028943][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.028984][ T32] r5:8552678c r4:85526400 [ 1340.029003][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.029047][ T32] r7:ddde2d40 r6:83018200 r5:8552678c r4:84727680 [ 1340.029067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.029113][ T32] r10:61c88647 r9:854b6c00 r8:847276ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.029136][ T32] r4:84727680 [ 1340.029154][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.029198][ T32] r10:00000000 r9:84727680 r8:8027ed34 r7:eb739e60 r6:84729580 r5:854b6c00 [ 1340.029220][ T32] r4:00000001 [ 1340.029238][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.029272][ T32] Exception stack(0xeb731fb0 to 0xeb731ff8) [ 1340.029927][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.050227][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.050273][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.050307][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.050332][ T32] r4:847d9200 [ 1340.050758][ T32] INFO: task kworker/1:536:5176 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.050825][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.050913][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.050987][ T32] Call trace: [ 1340.051021][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.051075][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.051097][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1340.051184][ T32] 1d20: da40e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1340.051488][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1340.051895][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 7 printk messages dropped ** [ 1340.052170][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 6 printk messages dropped ** [ 1340.052431][ T32] INFO: task kworker/1:537:5177 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.052763][ T32] r4:854b4800 [ 1340.052823][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.053041][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 ** 7 printk messages dropped ** [ 1340.053384][ T32] r9:83018205 r8:854b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 7 printk messages dropped ** [ 1340.053810][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.054131][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.054750][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 10 printk messages dropped ** [ 1340.055157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 1 printk messages dropped ** [ 1340.055223][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.055277][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.055301][ T32] r4:00000000 [ 1340.055341][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.055424][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.055449][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.055491][ T32] r5:00001000 r4:ee7d5000 [ 1340.055548][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.055589][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.055630][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.055699][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.055783][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.055809][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.055856][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.055877][ T32] r4:8508b100 [ 1340.055895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.055940][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.055961][ T32] r4:00000001 [ 1340.055980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.056013][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.056038][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.056077][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.056112][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.056140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.056190][ T32] r4:85086c80 [ 1340.056213][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.056257][ T32] INFO: task kworker/0:489:5180 blocked for more than 466 seconds. [ 1340.056288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.056321][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.056344][ T32] task:kworker/0:489 state:D stack:0 pid:5180 tgid:5180 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.056417][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.056470][ T32] Call trace: [ 1340.056523][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.056579][ T32] r10:82918644 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:854b2400 [ 1340.056625][ T32] r4:854b2400 [ 1340.056646][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.056687][ T32] r5:854b2400 r4:82918640 [ 1340.056706][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.056745][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.056818][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 [ 1340.056852][ T32] r4:00000000 [ 1340.056895][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.056948][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.057007][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.057051][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ddd00 [ 1340.057096][ T32] r4:00000000 [ 1340.057118][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.057162][ T32] r9:83018005 r8:854b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [ 1340.057183][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.057223][ T32] r5:00001000 r4:eb5c7000 ** 2 printk messages dropped ** [ 1340.057330][ T32] r5:853dbf8c r4:853dbc00 ** 6 printk messages dropped ** [ 1340.057551][ T32] r10:00000000 r9:84729680 r8:8027ed34 r7:eb6b1e60 r6:84729700 r5:854b2400 ** 9 printk messages dropped ** [ 1340.058059][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.058772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 9 printk messages dropped ** [ 1340.059161][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.059588][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) ** 7 printk messages dropped ** [ 1340.093030][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.093327][ T32] r4:854b1800 [ 1340.093348][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.093619][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 ** 9 printk messages dropped ** [ 1340.094029][ T32] r5:00001000 r4:eb423000 ** 4 printk messages dropped ** [ 1340.094260][ T32] r7:ddde2d40 r6:83018200 r5:85526b8c r4:84727780 ** 9 printk messages dropped ** [ 1340.094712][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.095493][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.095828][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1340.096318][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.096727][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.096919][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1340.097118][ T32] task:kworker/1:539 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.097185][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.097230][ T32] Call trace: [ 1340.097277][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.097343][ T32] r10:82918644 r9:eb74dd84 r8:00000002 r7:60000113 r6:eb74dd8c r5:854b0000 [ 1340.097374][ T32] r4:854b0000 [ 1340.097393][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.097432][ T32] r5:854b0000 r4:82918640 [ 1340.097463][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.097506][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.097550][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 [ 1340.097571][ T32] r4:00000000 [ 1340.097590][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.097650][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.097712][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.097766][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9ac0 [ 1340.097794][ T32] r4:00000000 [ 1340.097815][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.097858][ T32] r9:83018205 r8:854b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1340.097879][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.097920][ T32] r5:00001000 r4:eb52d000 [ 1340.097961][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.098030][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.098098][ T32] r5:8552738c r4:85527000 [ 1340.098121][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.098165][ T32] r7:ddde2d40 r6:83018200 r5:8552738c r4:84727800 [ 1340.098197][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.098244][ T32] r10:61c88647 r9:854b0000 r8:8472782c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.098265][ T32] r4:84727800 [ 1340.098283][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.098334][ T32] r10:00000000 r9:84727800 r8:8027ed34 r7:eb749e60 r6:84729800 r5:854b0000 [ 1340.098359][ T32] r4:00000001 [ 1340.098401][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.098440][ T32] Exception stack(0xeb74dfb0 to 0xeb74dff8) [ 1340.098466][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.098493][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.098520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.098562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.098665][ T32] r4:847d9680 [ 1340.098961][ T32] INFO: task kworker/1:539:5183 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.098993][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.099059][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.099132][ T32] Call trace: [ 1340.099162][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.099209][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.099232][ T32] r4:00000000 [ 1340.099251][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.099287][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.099317][ T32] 1d20: dae01000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.099344][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.099367][ T32] 1d60: 800f0013 ffffffff [ 1340.099389][ T32] r5:800f0013 r4:80239bd0 [ 1340.099408][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.099446][ T32] r4:82ac11e4 [ 1340.099474][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.099519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.099540][ T32] r4:e0691dc0 [ 1340.099558][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.099598][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.099620][ T32] r4:00000000 [ 1340.099639][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.099759][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.099789][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.099908][ T32] r5:00001000 r4:ee7d5000 [ 1340.111506][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.111578][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.111624][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.111645][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.111741][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.111865][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.111915][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.111938][ T32] r4:8508b100 [ 1340.111957][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.112002][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.112044][ T32] r4:00000001 [ 1340.112168][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.112284][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.112395][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.112427][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.112628][ T32] task:kworker/1:540 state:D stack:0 pid:5186 tgid:5186 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.112750][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.112821][ T32] Call trace: [ 1340.112936][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.112996][ T32] r10:82918644 r9:eb759d84 r8:00000002 r7:60000113 r6:eb759d8c r5:84830000 [ 1340.113049][ T32] r4:84830000 [ 1340.113072][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.113167][ T32] r5:84830000 r4:82918640 [ 1340.113192][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.113232][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.113277][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 [ 1340.113299][ T32] r4:00000000 [ 1340.113317][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.113353][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.113471][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.113538][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9900 [ 1340.113564][ T32] r4:00000000 [ 1340.113785][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.113836][ T32] r9:83018205 r8:84830000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1340.113858][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.113988][ T32] r5:00001000 r4:eb523000 [ 1340.114011][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.114050][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.114091][ T32] r5:85526f8c r4:85526c00 [ 1340.114110][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.114152][ T32] r7:ddde2d40 r6:83018200 r5:85526f8c r4:84727880 [ 1340.114172][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.114215][ T32] r10:61c88647 r9:84830000 r8:847278ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.114236][ T32] r4:84727880 [ 1340.114254][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.114295][ T32] r10:00000000 r9:84727880 r8:8027ed34 r7:eb74de60 r6:84729880 r5:84830000 [ 1340.114317][ T32] r4:00000001 [ 1340.114335][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.114381][ T32] Exception stack(0xeb759fb0 to 0xeb759ff8) [ 1340.114409][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.114525][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.114555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.114582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.114604][ T32] r4:847d9a80 [ 1340.115008][ T32] INFO: task kworker/1:540:5186 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.115041][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.115095][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.115159][ T32] Call trace: [ 1340.115272][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.115378][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.115492][ T32] r4:00000000 [ 1340.115520][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.115559][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.115607][ T32] 1d20: dae01000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.115639][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.115662][ T32] 1d60: 800f0013 ffffffff [ 1340.115704][ T32] r5:800f0013 r4:80239bd0 [ 1340.115723][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.115764][ T32] r4:82ac11e4 [ 1340.115791][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.115833][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.115854][ T32] r4:e0691dc0 [ 1340.115872][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.115912][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.115933][ T32] r4:00000000 [ 1340.115966][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.116013][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.116110][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.116154][ T32] r5:00001000 r4:ee7d5000 [ 1340.116204][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.116322][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.116369][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.116430][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.116480][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.116501][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.116546][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.116567][ T32] r4:8508b100 ** 1 printk messages dropped ** [ 1340.116688][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1340.117046][ T32] INFO: task kworker/1:541:5188 blocked for more than 466 seconds. ** 4 printk messages dropped ** [ 1340.117217][ T32] Call trace: ** 2 printk messages dropped ** [ 1340.117318][ T32] r4:84831800 [ 1340.117337][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.117375][ T32] r5:84831800 r4:82918640 ** 2 printk messages dropped ** [ 1340.117500][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 ** 5 printk messages dropped ** [ 1340.117762][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.118183][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1340.118593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.119012][ T32] r4:847d9a00 ** 2 printk messages dropped ** [ 1340.119422][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1340.119570][ T32] r4:00000000 [ 1340.119589][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.119640][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.119692][ T32] 1d20: dae01000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.119750][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.119805][ T32] 1d60: 800f0013 ffffffff [ 1340.119882][ T32] r5:800f0013 r4:80239bd0 [ 1340.140925][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.141040][ T32] r4:82ac11e4 [ 1340.141067][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.141113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.141137][ T32] r4:e0691dc0 [ 1340.141245][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.141294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.141317][ T32] r4:00000000 [ 1340.141336][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.141382][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.141404][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.141545][ T32] r5:00001000 r4:ee7d5000 [ 1340.141570][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.141610][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.141651][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.141672][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.141717][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.141738][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.141787][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.141830][ T32] r4:8508b100 [ 1340.141858][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.141904][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.141927][ T32] r4:00000001 [ 1340.141970][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.142012][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.142042][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.142070][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.142095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.142123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.142144][ T32] r4:85086c80 [ 1340.142231][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.142265][ T32] INFO: task kworker/1:542:5189 blocked for more than 466 seconds. [ 1340.142298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.142377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.142404][ T32] task:kworker/1:542 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.142490][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.142576][ T32] Call trace: [ 1340.142609][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.142658][ T32] r10:82918644 r9:eb765d84 r8:00000002 r7:60000113 r6:eb765d8c r5:84832400 [ 1340.142680][ T32] r4:84832400 [ 1340.142698][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.142737][ T32] r5:84832400 r4:82918640 [ 1340.142756][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.142803][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.142847][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 [ 1340.142869][ T32] r4:00000000 [ 1340.142991][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.143033][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.143100][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.143144][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9c40 [ 1340.143166][ T32] r4:00000000 [ 1340.143184][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.143507][ T32] r5:8552778c r4:85527400 ** 4 printk messages dropped ** [ 1340.143751][ T32] r4:84727980 ** 4 printk messages dropped ** [ 1340.144028][ T32] Exception stack(0xeb765fb0 to 0xeb765ff8) ** 7 printk messages dropped ** [ 1340.144864][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.145240][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 7 printk messages dropped ** [ 1340.145446][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.145947][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.146280][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.146586][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1340.147164][ T32] r4:84830c00 [ 1340.147184][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.147222][ T32] r5:84830c00 r4:82918640 ** 2 printk messages dropped ** [ 1340.147324][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 ** 7 printk messages dropped ** [ 1340.147654][ T32] r9:83018205 r8:84830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 ** 6 printk messages dropped ** [ 1340.147906][ T32] r7:ddde2d40 r6:83018200 r5:85527b8c r4:84727a00 ** 4 printk messages dropped ** [ 1340.148111][ T32] r10:00000000 r9:84727a00 r8:8027ed34 r7:eb761e60 r6:84729a00 r5:84830c00 ** 5 printk messages dropped ** [ 1340.148267][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1340.148842][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 8 printk messages dropped ** [ 1340.149077][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1340.149176][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.149659][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.174933][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.175131][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.175190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.175215][ T32] r4:85086c80 [ 1340.175238][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.175267][ T32] INFO: task kworker/1:544:5193 blocked for more than 466 seconds. [ 1340.175398][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.175427][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.175451][ T32] task:kworker/1:544 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.175552][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.175632][ T32] Call trace: [ 1340.175702][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.175756][ T32] r10:82918644 r9:eb775d84 r8:00000002 r7:60000013 r6:eb775d8c r5:84833000 [ 1340.175787][ T32] r4:84833000 [ 1340.175808][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.175847][ T32] r5:84833000 r4:82918640 [ 1340.175868][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.175927][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.175976][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 [ 1340.175997][ T32] r4:00000000 [ 1340.176015][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.176053][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.176092][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.176131][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9e40 [ 1340.176164][ T32] r4:00000000 [ 1340.176186][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.176257][ T32] r9:83018205 r8:84833000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1340.176281][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.176324][ T32] r5:00001000 r4:eb59f000 [ 1340.176343][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.176382][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.176440][ T32] r5:85527f8c r4:85527c00 [ 1340.176472][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.176553][ T32] r7:ddde2d40 r6:83018200 r5:85527f8c r4:84727a80 [ 1340.176585][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.176632][ T32] r10:61c88647 r9:84833000 r8:84727aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.176654][ T32] r4:84727a80 [ 1340.176674][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.176716][ T32] r10:00000000 r9:84727a80 r8:8027ed34 r7:eb761e60 r6:84729a80 r5:84833000 [ 1340.176738][ T32] r4:00000001 [ 1340.176793][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.176832][ T32] Exception stack(0xeb775fb0 to 0xeb775ff8) [ 1340.176858][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.176886][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.176912][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.176959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.176984][ T32] r4:847d9d40 [ 1340.177425][ T32] INFO: task kworker/1:544:5193 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.177458][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.177528][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.177574][ T32] Call trace: [ 1340.177630][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.177678][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.177701][ T32] r4:00000000 [ 1340.177719][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.177781][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.177825][ T32] 1d20: db854000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.177856][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.177879][ T32] 1d60: 800f0013 ffffffff [ 1340.177922][ T32] r5:800f0013 r4:80239bd0 [ 1340.177945][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.177986][ T32] r4:82ac11e4 [ 1340.178031][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.178076][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.178097][ T32] r4:e0691dc0 [ 1340.178115][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.178175][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.178201][ T32] r4:00000000 [ 1340.178221][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.178267][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.178288][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.178328][ T32] r5:00001000 r4:ee7d5000 [ 1340.178347][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.178386][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.178426][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.178475][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.178523][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.178564][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.178612][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.178634][ T32] r4:8508b100 [ 1340.178673][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.178721][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.178751][ T32] r4:00000001 [ 1340.178773][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.178812][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.178838][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.178866][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.178891][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.178929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.178967][ T32] r4:85086c80 [ 1340.178989][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.179015][ T32] INFO: task kworker/1:545:5195 blocked for more than 466 seconds. [ 1340.179042][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.179064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.179094][ T32] task:kworker/1:545 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.179141][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.179204][ T32] Call trace: [ 1340.179253][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.179298][ T32] r10:82918644 r9:eb77dd84 r8:00000002 r7:60000013 r6:eb77dd8c r5:84833c00 [ 1340.179320][ T32] r4:84833c00 [ 1340.179358][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.179410][ T32] r5:84833c00 r4:82918640 [ 1340.179446][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.179520][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.179568][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 [ 1340.179610][ T32] r4:00000000 [ 1340.179632][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.179690][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.179727][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.179782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4dc0 ** 2 printk messages dropped ** [ 1340.192252][ T32] r9:83018205 r8:84833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 ** 7 printk messages dropped ** [ 1340.192550][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1340.192992][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.193826][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1340.193962][ T32] 1d60: 800f0013 ffffffff ** 4 printk messages dropped ** [ 1340.194102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 8 printk messages dropped ** [ 1340.194453][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1340.194841][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 9 printk messages dropped ** [ 1340.195197][ T32] INFO: task kworker/1:546:5197 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.195606][ T32] r4:84835400 [ 1340.195628][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.195827][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 ** 11 printk messages dropped ** [ 1340.196241][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.196281][ T32] r5:8552878c r4:85528400 [ 1340.196300][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.196364][ T32] r7:ddde2d40 r6:83018200 r5:8552878c r4:84727b80 [ 1340.196408][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.196457][ T32] r10:61c88647 r9:84835400 r8:84727bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.196478][ T32] r4:84727b80 [ 1340.196496][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.196538][ T32] r10:00000000 r9:84727b80 r8:8027ed34 r7:eb761e60 r6:84729b80 r5:84835400 [ 1340.196560][ T32] r4:00000001 [ 1340.196578][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.196632][ T32] Exception stack(0xeb781fb0 to 0xeb781ff8) [ 1340.196670][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.196722][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.196760][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.196798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.196821][ T32] r4:847d4980 [ 1340.197103][ T32] INFO: task kworker/1:546:5197 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.197135][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.197188][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.197280][ T32] Call trace: [ 1340.197315][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.197363][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.197385][ T32] r4:00000000 [ 1340.197423][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.197464][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.197513][ T32] 1d20: dbe3d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.197544][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.197583][ T32] 1d60: 800f0013 ffffffff [ 1340.197609][ T32] r5:800f0013 r4:80239bd0 [ 1340.197629][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.197668][ T32] r4:82ac11e4 [ 1340.197714][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.197781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.197829][ T32] r4:e0691dc0 [ 1340.197851][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.197901][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.197926][ T32] r4:00000000 [ 1340.197973][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.198047][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.198073][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.198145][ T32] r5:00001000 r4:ee7d5000 [ 1340.198169][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.198229][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.198273][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.198292][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.198336][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.198356][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.198421][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.198456][ T32] r4:8508b100 [ 1340.198477][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.198522][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.198544][ T32] r4:00000001 [ 1340.198593][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.198632][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.198668][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.198718][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.198748][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.198801][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.198847][ T32] r4:85086c80 [ 1340.198869][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.198904][ T32] INFO: task kworker/1:547:5201 blocked for more than 466 seconds. [ 1340.198938][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.198979][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.199003][ T32] task:kworker/1:547 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.199047][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.199087][ T32] Call trace: [ 1340.199141][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.199217][ T32] r10:82918644 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:84836000 [ 1340.199243][ T32] r4:84836000 [ 1340.199262][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.199322][ T32] r5:84836000 r4:82918640 [ 1340.199344][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.199385][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.199428][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 [ 1340.199450][ T32] r4:00000000 [ 1340.199490][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.199563][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.199625][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.199694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0380 [ 1340.199719][ T32] r4:00000000 [ 1340.199738][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.199788][ T32] r9:83018205 r8:84836000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1340.199822][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.224193][ T32] r5:00001000 r4:eb5eb000 [ 1340.224269][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.224393][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.224444][ T32] r5:85528f8c r4:85528c00 [ 1340.224465][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.224539][ T32] r7:ddde2d40 r6:83018200 r5:85528f8c r4:84727c00 [ 1340.224566][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.224614][ T32] r10:61c88647 r9:84836000 r8:84727c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.224655][ T32] r4:84727c00 [ 1340.224679][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.224727][ T32] r10:00000000 r9:84727c00 r8:8027ed34 r7:eb781e60 r6:84729c00 r5:84836000 [ 1340.224748][ T32] r4:00000001 [ 1340.224779][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.224955][ T32] Exception stack(0xeb779fb0 to 0xeb779ff8) [ 1340.224991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.225021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.225211][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.225254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.225279][ T32] r4:847e0100 [ 1340.225771][ T32] INFO: task kworker/1:547:5201 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.225819][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.225885][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.225959][ T32] Call trace: [ 1340.226121][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.226208][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.226235][ T32] r4:00000000 [ 1340.226256][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.226317][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.226350][ T32] 1d20: dc36a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.226379][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.226460][ T32] 1d60: 800f0013 ffffffff [ 1340.226485][ T32] r5:800f0013 r4:80239bd0 [ 1340.226505][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.226547][ T32] r4:82ac11e4 [ 1340.226567][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.226607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.226629][ T32] r4:e0691dc0 [ 1340.226649][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.226690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.226712][ T32] r4:00000000 [ 1340.226754][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.226810][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.226832][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.226899][ T32] r5:00001000 r4:ee7d5000 [ 1340.226922][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.226962][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.227003][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.227041][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.227106][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.227130][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.227200][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.227225][ T32] r4:8508b100 [ 1340.227244][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.227288][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.227310][ T32] r4:00000001 [ 1340.227328][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.227362][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.227388][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.227416][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.227441][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.227469][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.227512][ T32] r4:85086c80 [ 1340.227535][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.227576][ T32] INFO: task kworker/1:548:5202 blocked for more than 466 seconds. [ 1340.227610][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.227656][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.227705][ T32] task:kworker/1:548 state:D stack:0 pid:5202 tgid:5202 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.227781][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.227825][ T32] Call trace: [ 1340.227881][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.227926][ T32] r10:82918644 r9:eb785d84 r8:00000002 r7:60000013 r6:eb785d8c r5:84836c00 [ 1340.227948][ T32] r4:84836c00 [ 1340.227968][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.228012][ T32] r5:84836c00 r4:82918640 [ 1340.228032][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.228070][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.228113][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 [ 1340.228157][ T32] r4:00000000 [ 1340.228179][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.228216][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.228251][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.228291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0280 [ 1340.228312][ T32] r4:00000000 [ 1340.228349][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.228429][ T32] r9:83018205 r8:84836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1340.228453][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.228496][ T32] r5:00001000 r4:eb5e1000 [ 1340.228515][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.228552][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.228592][ T32] r5:85528b8c r4:85528800 [ 1340.228610][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.228653][ T32] r7:ddde2d40 r6:83018200 r5:85528b8c r4:84727c80 [ 1340.228672][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.228759][ T32] r10:61c88647 r9:84836c00 r8:84727cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1340.228950][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1340.240633][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1340.241150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 10 printk messages dropped ** [ 1340.241553][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1340.241937][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 16 printk messages dropped ** [ 1340.242612][ T32] r10:82918644 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:84834800 ** 6 printk messages dropped ** [ 1340.242898][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1340.243482][ T32] r5:849b5b8c r4:849b5800 ** 11 printk messages dropped ** [ 1340.243993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 19 printk messages dropped ** [ 1340.245602][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 15 printk messages dropped ** [ 1340.246318][ T32] r4:8508b100 ** 9 printk messages dropped ** [ 1340.246625][ T32] r4:85086c80 ** 9 printk messages dropped ** [ 1340.247054][ T32] r4:854d8c00 ** 3 printk messages dropped ** [ 1340.247241][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1340.247926][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.248114][ T32] r10:00000000 r9:84727d00 r8:8027ed34 r7:eb779e60 r6:84729e00 r5:854d8c00 [ 1340.248138][ T32] r4:00000001 [ 1340.248183][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.248223][ T32] Exception stack(0xeb795fb0 to 0xeb795ff8) [ 1340.248249][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.248278][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.248305][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.248332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.248372][ T32] r4:847e0300 [ 1340.248701][ T32] INFO: task kworker/1:549:5206 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.248733][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.248788][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.248833][ T32] Call trace: [ 1340.248865][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.248913][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.248936][ T32] r4:00000000 [ 1340.248954][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.249007][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.249067][ T32] 1d20: dc36a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.249156][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.249184][ T32] 1d60: 800f0013 ffffffff [ 1340.249207][ T32] r5:800f0013 r4:80239bd0 [ 1340.249255][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.249353][ T32] r4:82ac11e4 [ 1340.249428][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.249494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.249518][ T32] r4:e0691dc0 [ 1340.249537][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.249583][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.249605][ T32] r4:00000000 [ 1340.249625][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.249670][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.249705][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.249751][ T32] r5:00001000 r4:ee7d5000 [ 1340.249771][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.249811][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1340.284507][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 12 printk messages dropped ** [ 1340.285121][ T32] r4:85086c80 ** 9 printk messages dropped ** [ 1340.285503][ T32] r4:854c0000 [ 1340.285551][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 9 printk messages dropped ** [ 1340.285968][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1340.286392][ T32] r7:ddde2d40 r6:83018200 r5:85529f8c r4:84727d80 ** 14 printk messages dropped ** [ 1340.287624][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1340.289024][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.289197][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.289223][ T32] r4:8508b100 [ 1340.289296][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.289346][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.289368][ T32] r4:00000001 [ 1340.289389][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.289424][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.289491][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.289523][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.289554][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.289583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.289632][ T32] r4:85086c80 [ 1340.289682][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.289738][ T32] INFO: task kworker/1:551:5210 blocked for more than 466 seconds. [ 1340.289799][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.289832][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.289917][ T32] task:kworker/1:551 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.303000][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.303165][ T32] Call trace: [ 1340.303203][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.303257][ T32] r10:82918644 r9:eb78dd84 r8:00000002 r7:60000013 r6:eb78dd8c r5:854c0c00 [ 1340.303282][ T32] r4:854c0c00 [ 1340.303303][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.303380][ T32] r5:854c0c00 r4:82918640 [ 1340.303405][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.303596][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.303862][ T32] r9:83018205 r8:854c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 ** 9 printk messages dropped ** [ 1340.304774][ T32] r4:84727e00 ** 6 printk messages dropped ** [ 1340.305583][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.306803][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.306885][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.306946][ T32] r4:00000000 [ 1340.306989][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.307040][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.307079][ T32] 1d20: dc947000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.307115][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.307143][ T32] 1d60: 800f0013 ffffffff [ 1340.307182][ T32] r5:800f0013 r4:80239bd0 [ 1340.307238][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.307291][ T32] r4:82ac11e4 [ 1340.307315][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.307366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.307392][ T32] r4:e0691dc0 [ 1340.307446][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.307504][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.307538][ T32] r4:00000000 [ 1340.307563][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.307618][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.307693][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.307781][ T32] r5:00001000 r4:ee7d5000 [ 1340.307809][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.307858][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.307915][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.307973][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.308035][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.308059][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.308149][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.308177][ T32] r4:8508b100 [ 1340.308200][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.308255][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.308281][ T32] r4:00000001 [ 1340.308304][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.308376][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.308410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.308445][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.308471][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.308510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.308539][ T32] r4:85086c80 [ 1340.308564][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.308595][ T32] INFO: task kworker/1:552:5211 blocked for more than 466 seconds. [ 1340.308663][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.308724][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.308750][ T32] task:kworker/1:552 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.308816][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.308863][ T32] Call trace: [ 1340.308924][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.308973][ T32] r10:82918644 r9:eb7a9d84 r8:00000002 r7:60000013 r6:eb7a9d8c r5:854c1800 [ 1340.308996][ T32] r4:854c1800 [ 1340.309044][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.309113][ T32] r5:854c1800 r4:82918640 [ 1340.309136][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.309176][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.309220][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 [ 1340.309273][ T32] r4:00000000 [ 1340.309296][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.309347][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.309387][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.309427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0840 [ 1340.309465][ T32] r4:00000000 [ 1340.309486][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.309735][ T32] r5:85529b8c r4:85529800 ** 3 printk messages dropped ** [ 1340.309925][ T32] r10:61c88647 r9:854c1800 r8:84727eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.330745][ T32] r4:847e0440 ** 6 printk messages dropped ** [ 1340.331662][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.331953][ T32] r4:82ac11e4 ** 7 printk messages dropped ** [ 1340.332248][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 4 printk messages dropped ** [ 1340.332479][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.332503][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.332555][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.332576][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.332620][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.332642][ T32] r4:8508b100 [ 1340.332661][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.332706][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.332745][ T32] r4:00000001 [ 1340.332769][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.332804][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.332852][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.332893][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.332931][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.332971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.333003][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1340.333164][ T32] task:kworker/0:491 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.333466][ T32] r5:854c2400 r4:82918640 ** 6 printk messages dropped ** [ 1340.333734][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1340.334250][ T32] r10:61c88647 r9:854c2400 r8:8557902c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.334630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.335340][ T32] r4:00000000 [ 1340.335382][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.335423][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.335452][ T32] 1d20: dcf30000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.335481][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.335504][ T32] 1d60: 800f0013 ffffffff [ 1340.335543][ T32] r5:800f0013 r4:80239bd0 [ 1340.335587][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.335653][ T32] r4:82ac11e4 [ 1340.335697][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.335740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.335782][ T32] r4:e0691dc0 [ 1340.335805][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.335848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.335871][ T32] r4:00000000 [ 1340.335890][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1340.336105][ T32] r5:85f9ab8c r4:85f9a800 ** 10 printk messages dropped ** [ 1340.336630][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1340.337126][ T32] r4:854c3000 ** 1 printk messages dropped ** [ 1340.337221][ T32] r5:854c3000 r4:82918640 ** 8 printk messages dropped ** [ 1340.337598][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1340.338012][ T32] r7:ddde2d40 r6:83018200 r5:8552a38c r4:84727f00 ** 14 printk messages dropped ** [ 1340.338792][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 23 printk messages dropped ** [ 1340.339756][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.339795][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.339835][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.339907][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.359538][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.359599][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.359703][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.359730][ T32] r4:8508b100 [ 1340.359778][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.359831][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.359923][ T32] r4:00000001 [ 1340.360148][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.360204][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.360246][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.360284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.360383][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.360426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.360449][ T32] r4:85086c80 [ 1340.360471][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.360501][ T32] INFO: task kworker/0:492:5218 blocked for more than 466 seconds. [ 1340.360538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.360564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.360587][ T32] task:kworker/0:492 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.360669][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.360718][ T32] Call trace: ** 2 printk messages dropped ** [ 1340.360822][ T32] r4:854c3c00 [ 1340.360842][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 10 printk messages dropped ** [ 1340.361210][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 15 printk messages dropped ** [ 1340.361800][ T32] Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) ** 13 printk messages dropped ** [ 1340.362812][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 17 printk messages dropped ** [ 1340.363412][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1340.364132][ T32] task:kworker/1:554 state:D stack:0 pid:5221 tgid:5221 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1340.364562][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.364916][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1340.365356][ T32] r10:61c88647 r9:854c6000 r8:84727fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.365908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1340.366679][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1340.367021][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.367313][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.367879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.368540][ T32] Call trace: ** 2 printk messages dropped ** [ 1340.368640][ T32] r4:854c6c00 [ 1340.368658][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1340.368906][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1340.369190][ T32] r9:83018205 r8:854c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1340.369212][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.369252][ T32] r5:00001000 r4:eb7e5000 [ 1340.369277][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.369345][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.369390][ T32] r5:8552af8c r4:8552ac00 [ 1340.369422][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.369487][ T32] r7:ddde2d40 r6:83018200 r5:8552af8c r4:847e3000 [ 1340.369545][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.369615][ T32] r10:61c88647 r9:854c6c00 r8:847e302c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.369641][ T32] r4:847e3000 [ 1340.369661][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.369704][ T32] r10:00000000 r9:847e3000 r8:8027ed34 r7:eb7d9e60 r6:85579300 r5:854c6c00 [ 1340.369742][ T32] r4:00000001 [ 1340.369784][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.369823][ T32] Exception stack(0xeb7ddfb0 to 0xeb7ddff8) [ 1340.369920][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.402509][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.402562][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.402607][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.402635][ T32] r4:847e0ac0 [ 1340.403104][ T32] INFO: task kworker/1:555:5222 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.403140][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.403234][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.403311][ T32] Call trace: [ 1340.403369][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.403427][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.403450][ T32] r4:00000000 [ 1340.403469][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.403507][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.403541][ T32] 1d20: ddd5c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.403589][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.403638][ T32] 1d60: 800f0013 ffffffff [ 1340.403682][ T32] r5:800f0013 r4:80239bd0 [ 1340.403728][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.403785][ T32] r4:82ac11e4 [ 1340.403810][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.403852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.403877][ T32] r4:e0691dc0 [ 1340.403896][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.403938][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.403960][ T32] r4:00000000 [ 1340.404000][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.404051][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.404073][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.404135][ T32] r5:00001000 r4:ee7d5000 [ 1340.404179][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.404222][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.404265][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.404284][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.404329][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.404349][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.404394][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.404415][ T32] r4:8508b100 [ 1340.404434][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.404477][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.404524][ T32] r4:00000001 [ 1340.404561][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.404600][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.404626][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.404677][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.404728][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.404758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.404780][ T32] r4:85086c80 [ 1340.404820][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.404852][ T32] INFO: task kworker/1:556:5225 blocked for more than 466 seconds. [ 1340.404886][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1340.405168][ T32] r10:82918644 r9:eb7f5d84 r8:00000002 r7:60000113 r6:eb7f5d8c r5:847e9800 [ 1340.405190][ T32] r4:847e9800 [ 1340.405218][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1340.405319][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.405682][ T32] r9:83018205 r8:847e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 8 printk messages dropped ** [ 1340.406032][ T32] r10:61c88647 r9:847e9800 r8:847e30ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1340.406303][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.406931][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1340.407349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 7 printk messages dropped ** [ 1340.407644][ T32] r5:00001000 r4:ee7d5000 ** 4 printk messages dropped ** [ 1340.407857][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 6 printk messages dropped ** [ 1340.408106][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.408395][ T32] INFO: task kworker/1:557:5226 blocked for more than 466 seconds. ** 7 printk messages dropped ** [ 1340.408718][ T32] r4:847e8000 [ 1340.408748][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1340.408896][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1340.409112][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.409339][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.409625][ T32] r10:00000000 r9:847e3100 r8:8027ed34 r7:eb7dde60 r6:85579400 r5:847e8000 ** 7 printk messages dropped ** [ 1340.409848][ T32] r4:847e0d40 [ 1340.432893][ T32] INFO: task kworker/1:557:5226 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.432985][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.433073][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.433185][ T32] Call trace: [ 1340.433239][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.433300][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.433326][ T32] r4:00000000 [ 1340.433346][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.433386][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.433417][ T32] 1d20: de375000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.433468][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.433496][ T32] 1d60: 800f0013 ffffffff [ 1340.433545][ T32] r5:800f0013 r4:80239bd0 [ 1340.433569][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.433647][ T32] r4:82ac11e4 [ 1340.433672][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.433745][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.433771][ T32] r4:e0691dc0 [ 1340.433791][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.433833][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.433875][ T32] r4:00000000 [ 1340.433898][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.433945][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.433989][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.434056][ T32] r5:00001000 r4:ee7d5000 [ 1340.434079][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.434119][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.434160][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.434179][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.434239][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.434262][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.434308][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.434330][ T32] r4:8508b100 [ 1340.434349][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.434392][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.434413][ T32] r4:00000001 [ 1340.434443][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.434481][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.434507][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.434555][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.434585][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.434624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.434669][ T32] r4:85086c80 [ 1340.434693][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.434742][ T32] INFO: task kworker/1:558:5228 blocked for more than 466 seconds. [ 1340.434780][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.434804][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.434833][ T32] task:kworker/1:558 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.434904][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.434974][ T32] Call trace: [ 1340.435009][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.435075][ T32] r10:82918644 r9:eb809d84 r8:00000002 r7:60000013 r6:eb809d8c r5:847eb000 [ 1340.435100][ T32] r4:847eb000 [ 1340.435121][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.435160][ T32] r5:847eb000 r4:82918640 [ 1340.435180][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.435218][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.435270][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 [ 1340.435295][ T32] r4:00000000 [ 1340.435327][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.435391][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.435430][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.435481][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c000 [ 1340.435514][ T32] r4:00000000 [ 1340.435565][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.435634][ T32] r9:83018205 r8:847eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1340.435659][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.435717][ T32] r5:00001000 r4:eb817000 [ 1340.435754][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.435797][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.435837][ T32] r5:8552bb8c r4:8552b800 [ 1340.435876][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.435922][ T32] r7:ddde2d40 r6:83018200 r5:8552bb8c r4:847e3180 [ 1340.435957][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.436004][ T32] r10:61c88647 r9:847eb000 r8:847e31ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.436026][ T32] r4:847e3180 [ 1340.436048][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.436093][ T32] r10:00000000 r9:847e3180 r8:8027ed34 r7:eb7f9e60 r6:85579480 r5:847eb000 [ 1340.436115][ T32] r4:00000001 [ 1340.436144][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.436181][ T32] Exception stack(0xeb809fb0 to 0xeb809ff8) [ 1340.436207][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.436235][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.436261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.436288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 3 printk messages dropped ** [ 1340.436762][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.437118][ T32] 1d60: 800f0013 ffffffff ** 5 printk messages dropped ** [ 1340.437362][ T32] r4:e0691dc0 ** 1 printk messages dropped ** [ 1340.437429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.437474][ T32] r4:00000000 [ 1340.437496][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.437545][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.437577][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.437621][ T32] r5:00001000 r4:ee7d5000 [ 1340.437641][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.437688][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.437732][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.437751][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.437795][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.437836][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.437922][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.437947][ T32] r4:8508b100 [ 1340.437990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.438038][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.438059][ T32] r4:00000001 [ 1340.438078][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.438142][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.438173][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.438200][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.438235][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.438265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.438328][ T32] r4:85086c80 [ 1340.438360][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.438387][ T32] INFO: task kworker/1:559:5229 blocked for more than 466 seconds. [ 1340.438415][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.438438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.438470][ T32] task:kworker/1:559 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.438526][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.438572][ T32] Call trace: [ 1340.438617][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.438664][ T32] r10:82918644 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:847ebc00 [ 1340.438686][ T32] r4:847ebc00 [ 1340.438705][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.438744][ T32] r5:847ebc00 r4:82918640 [ 1340.438763][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.438802][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.438845][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 [ 1340.438867][ T32] r4:00000000 [ 1340.438885][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.438941][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.438989][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.439032][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4f40 ** 2 printk messages dropped ** [ 1340.439151][ T32] r9:83018205 r8:847ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 ** 5 printk messages dropped ** [ 1340.439369][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.439417][ T32] r7:ddde2d40 r6:83018200 r5:8552b78c r4:847e3200 [ 1340.439437][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.439480][ T32] r10:61c88647 r9:847ebc00 r8:847e322c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.439501][ T32] r4:847e3200 [ 1340.439538][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.439606][ T32] r10:00000000 r9:847e3200 r8:8027ed34 r7:eb809e60 r6:85579500 r5:847ebc00 [ 1340.439653][ T32] r4:00000001 [ 1340.439688][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.439723][ T32] Exception stack(0xeb811fb0 to 0xeb811ff8) [ 1340.439748][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.439776][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.439803][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.439860][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.449123][ T32] r4:847e0ec0 [ 1340.449628][ T32] INFO: task kworker/1:559:5229 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.449668][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.449734][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.449838][ T32] Call trace: [ 1340.449941][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.450228][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.450284][ T32] r4:00000000 [ 1340.450318][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.450395][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.450434][ T32] 1d20: de375000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.450463][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.450486][ T32] 1d60: 800f0013 ffffffff [ 1340.450519][ T32] r5:800f0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1340.450615][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1340.450718][ T32] r4:e0691dc0 ** 4 printk messages dropped ** [ 1340.450943][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 ** 9 printk messages dropped ** [ 1340.451378][ T32] r4:8508b100 ** 5 printk messages dropped ** [ 1340.451573][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.451962][ T32] task:kworker/1:560 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.452232][ T32] r4:847ea400 [ 1340.452255][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.452425][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 ** 7 printk messages dropped ** [ 1340.452749][ T32] r9:83018205 r8:847ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 ** 6 printk messages dropped ** [ 1340.452988][ T32] r7:ddde2d40 r6:83018200 r5:8552d38c r4:847e3280 ** 1 printk messages dropped ** [ 1340.453052][ T32] r10:61c88647 r9:847ea400 r8:847e32ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.453101][ T32] r4:847e3280 [ 1340.453123][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.453168][ T32] r10:00000000 r9:847e3280 r8:8027ed34 r7:eb809e60 r6:85579580 r5:847ea400 [ 1340.453211][ T32] r4:00000001 [ 1340.453234][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.453290][ T32] Exception stack(0xeb825fb0 to 0xeb825ff8) [ 1340.453335][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.453366][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.453392][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.453419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.453465][ T32] r4:8557c0c0 [ 1340.453911][ T32] INFO: task kworker/1:560:5232 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.453968][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.454050][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.454118][ T32] Call trace: [ 1340.454179][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.454227][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.454250][ T32] r4:00000000 [ 1340.454268][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.454314][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.454372][ T32] 1d20: de375000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.454405][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.454428][ T32] 1d60: 800f0013 ffffffff [ 1340.454472][ T32] r5:800f0013 r4:80239bd0 [ 1340.454516][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.454566][ T32] r4:82ac11e4 [ 1340.454616][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.454663][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 3 printk messages dropped ** [ 1340.454815][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.455034][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.455360][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.455593][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.455820][ T32] task:kworker/1:561 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.456086][ T32] r4:847e8c00 [ 1340.456135][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.456339][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb82de08 ** 7 printk messages dropped ** [ 1340.456809][ T32] r9:83018205 r8:847e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 ** 8 printk messages dropped ** [ 1340.457229][ T32] r10:61c88647 r9:847e8c00 r8:847e332c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.457558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1340.458277][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1340.458514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.458564][ T32] r4:e0691dc0 [ 1340.458586][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.458627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.458649][ T32] r4:00000000 [ 1340.458667][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.458710][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.458732][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.458774][ T32] r5:00001000 r4:ee7d5000 [ 1340.458792][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.458830][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.458869][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.458888][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.458932][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.458951][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.458995][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.459016][ T32] r4:8508b100 [ 1340.459035][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.459077][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.459122][ T32] r4:00000001 [ 1340.459145][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.459202][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.459252][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.459284][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.459310][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.459359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.459405][ T32] r4:85086c80 [ 1340.459427][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.459451][ T32] INFO: task kworker/1:562:5236 blocked for more than 466 seconds. [ 1340.459478][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.459501][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.459545][ T32] task:kworker/1:562 state:D stack:0 pid:5236 tgid:5236 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.459592][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.459632][ T32] Call trace: [ 1340.459714][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.459801][ T32] r10:82918644 r9:eb841d84 r8:00000002 r7:60000113 r6:eb841d8c r5:847ec800 [ 1340.459829][ T32] r4:847ec800 [ 1340.459849][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.496360][ T32] r5:847ec800 r4:82918640 [ 1340.496437][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.496508][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.496567][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 [ 1340.496594][ T32] r4:00000000 [ 1340.496615][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.496655][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.496696][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.496736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c300 [ 1340.496758][ T32] r4:00000000 [ 1340.496816][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.496899][ T32] r9:83018205 r8:847ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1340.496926][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.496972][ T32] r5:00001000 r4:eb833000 ** 2 printk messages dropped ** [ 1340.497074][ T32] r5:8552c38c r4:8552c000 ** 4 printk messages dropped ** [ 1340.497292][ T32] r4:847e3380 ** 6 printk messages dropped ** [ 1340.497548][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1340.498703][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 5 printk messages dropped ** [ 1340.498875][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.499018][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 9 printk messages dropped ** [ 1340.499441][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 ** 6 printk messages dropped ** [ 1340.499750][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.506129][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1340.506513][ T32] r4:847ed400 [ 1340.506532][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1340.506729][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 ** 7 printk messages dropped ** [ 1340.507057][ T32] r9:83018205 r8:847ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 ** 8 printk messages dropped ** [ 1340.507411][ T32] r10:61c88647 r9:847ed400 r8:847e342c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1340.507837][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1340.508698][ T32] Exception stack(0xe0691d20 to 0xe0691d68) ** 7 printk messages dropped ** [ 1340.508995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 3 printk messages dropped ** [ 1340.509127][ T32] r4:00000000 [ 1340.509145][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.509189][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.509210][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.509250][ T32] r5:00001000 r4:ee7d5000 [ 1340.509279][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.509348][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.509419][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.509460][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.509506][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.509527][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.509577][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.509599][ T32] r4:8508b100 [ 1340.509617][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.509671][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.509714][ T32] r4:00000001 [ 1340.509745][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.509794][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.509899][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.522508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.522560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.522594][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.522642][ T32] r4:85086c80 [ 1340.522691][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.522747][ T32] INFO: task kworker/1:564:5239 blocked for more than 467 seconds. [ 1340.522787][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.522835][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.522870][ T32] task:kworker/1:564 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.522928][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.523013][ T32] Call trace: [ 1340.523073][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.523156][ T32] r10:82918644 r9:eb851d84 r8:00000002 r7:60000113 r6:eb851d8c r5:854c5400 [ 1340.523182][ T32] r4:854c5400 [ 1340.523202][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.523241][ T32] r5:854c5400 r4:82918640 [ 1340.523282][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.523338][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.523386][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 [ 1340.523429][ T32] r4:00000000 [ 1340.523451][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.523490][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.523544][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.523611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c5c0 [ 1340.523636][ T32] r4:00000000 [ 1340.523680][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.523767][ T32] r9:83018205 r8:854c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1340.523794][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.523836][ T32] r5:00001000 r4:eb853000 [ 1340.523878][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.523921][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.523962][ T32] r5:8552cb8c r4:8552c800 [ 1340.523981][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.524027][ T32] r7:ddde2d40 r6:83018200 r5:8552cb8c r4:847e3480 [ 1340.524047][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.524100][ T32] r10:61c88647 r9:854c5400 r8:847e34ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.524126][ T32] r4:847e3480 [ 1340.524166][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.524215][ T32] r10:00000000 r9:847e3480 r8:8027ed34 r7:eb825e60 r6:85579780 r5:854c5400 [ 1340.524259][ T32] r4:00000001 [ 1340.524281][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.524318][ T32] Exception stack(0xeb851fb0 to 0xeb851ff8) [ 1340.524386][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.525090][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.525725][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 10 printk messages dropped ** [ 1340.526144][ T32] r5:85f9ab8c r4:85f9a800 ** 4 printk messages dropped ** [ 1340.526359][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1340.526611][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.527019][ T32] Call trace: ** 2 printk messages dropped ** [ 1340.527182][ T32] r4:847eec00 [ 1340.527204][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 4 printk messages dropped ** [ 1340.527403][ T32] r4:00000000 [ 1340.527436][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.527495][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.527536][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.527604][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c680 [ 1340.527630][ T32] r4:00000000 [ 1340.527657][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.527737][ T32] r9:83018205 r8:847eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1340.527762][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.527820][ T32] r5:00001000 r4:eb859000 [ 1340.527893][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.527935][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.527977][ T32] r5:8552cf8c r4:8552cc00 [ 1340.528022][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.528088][ T32] r7:ddde2d40 r6:83018200 r5:8552cf8c r4:847e3580 [ 1340.528112][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.528158][ T32] r10:61c88647 r9:847eec00 r8:847e35ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.528179][ T32] r4:847e3580 [ 1340.528198][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.528261][ T32] r10:00000000 r9:847e3580 r8:8027ed34 r7:eb825e60 r6:85579800 r5:847eec00 [ 1340.528286][ T32] r4:00000001 [ 1340.528329][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.528387][ T32] Exception stack(0xeb865fb0 to 0xeb865ff8) [ 1340.528461][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.528514][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.529176][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1340.529608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 10 printk messages dropped ** [ 1340.544430][ T32] r5:85f9ab8c r4:85f9a800 ** 4 printk messages dropped ** [ 1340.544615][ T32] r4:8508b100 ** 6 printk messages dropped ** [ 1340.544878][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1340.545426][ T32] r10:82918644 r9:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:854c4800 [ 1340.545458][ T32] r4:854c4800 [ 1340.545481][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1340.545749][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1340.545934][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.545990][ T32] r9:83018205 r8:854c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1340.546015][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.546057][ T32] r5:00001000 r4:eb207000 [ 1340.546077][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.546134][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.546180][ T32] r5:8552f38c r4:8552f000 [ 1340.546219][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.546266][ T32] r7:ddde2d40 r6:83018200 r5:8552f38c r4:847e3500 [ 1340.546310][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.546359][ T32] r10:61c88647 r9:854c4800 r8:847e352c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.546391][ T32] r4:847e3500 [ 1340.546414][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.546458][ T32] r10:00000000 r9:847e3500 r8:8027ed34 r7:eb825e60 r6:85579880 r5:854c4800 [ 1340.546501][ T32] r4:00000001 [ 1340.546564][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.546603][ T32] Exception stack(0xeb615fb0 to 0xeb615ff8) [ 1340.546661][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.546701][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.546740][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.546768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.546810][ T32] r4:8557c380 [ 1340.547275][ T32] INFO: task kworker/1:566:5243 is blocked on a mutex likely owned by task kworker/0:227:3822. [ 1340.547310][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.547391][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.547485][ T32] Call trace: [ 1340.547562][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.547614][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [ 1340.547637][ T32] r4:00000000 [ 1340.547656][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.547725][ T32] Exception stack(0xe0691d20 to 0xe0691d68) [ 1340.547756][ T32] 1d20: df277000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [ 1340.547784][ T32] 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [ 1340.547830][ T32] 1d60: 800f0013 ffffffff [ 1340.547857][ T32] r5:800f0013 r4:80239bd0 [ 1340.547900][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.547965][ T32] r4:82ac11e4 [ 1340.547992][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.548034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [ 1340.548077][ T32] r4:e0691dc0 [ 1340.548119][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.548163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [ 1340.548186][ T32] r4:00000000 [ 1340.548205][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.548269][ T32] r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [ 1340.548293][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.548356][ T32] r5:00001000 r4:ee7d5000 [ 1340.548401][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.548444][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.548485][ T32] r5:85f9ab8c r4:85f9a800 [ 1340.548544][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.548593][ T32] r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [ 1340.548655][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.548703][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.548746][ T32] r4:8508b100 [ 1340.548768][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.548813][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.548835][ T32] r4:00000001 [ 1340.548875][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.548913][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.548964][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.549016][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1340.549208][ T32] INFO: task kworker/1:567:5245 blocked for more than 467 seconds. ** 7 printk messages dropped ** [ 1340.549574][ T32] r4:855c8c00 [ 1340.549592][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1340.549649][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1340.566086][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.566358][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.566854][ T32] Exception stack(0xeb871fb0 to 0xeb871ff8) ** 7 printk messages dropped ** [ 1340.567636][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.568007][ T32] 1d60: 800f0013 ffffffff ** 7 printk messages dropped ** [ 1340.568332][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 ** 7 printk messages dropped ** [ 1340.568621][ T32] r5:85f9ab8c r4:85f9a800 ** 3 printk messages dropped ** [ 1340.568748][ T32] r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1340.568784][ T32] r4:8508b100 [ 1340.568806][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.568872][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 [ 1340.568897][ T32] r4:00000001 [ 1340.568917][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.568952][ T32] Exception stack(0xe0691fb0 to 0xe0691ff8) [ 1340.568977][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.569004][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.569030][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.569058][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.569080][ T32] r4:85086c80 [ 1340.569099][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.569162][ T32] INFO: task kworker/1:568:5247 blocked for more than 467 seconds. [ 1340.569202][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.569244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.569269][ T32] task:kworker/1:568 state:D stack:0 pid:5247 tgid:5247 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.569369][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.569423][ T32] Call trace: [ 1340.569517][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.569583][ T32] r10:82918644 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:855c8000 [ 1340.569606][ T32] r4:855c8000 [ 1340.569624][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.569696][ T32] r5:855c8000 r4:82918640 [ 1340.569729][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.569773][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.569883][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 [ 1340.584067][ T32] r4:00000000 [ 1340.584113][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.584177][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.584220][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.584263][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ca00 [ 1340.584285][ T32] r4:00000000 [ 1340.584304][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.584350][ T32] r9:83018205 r8:855c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1340.584372][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.584428][ T32] r5:00001000 r4:eacef000 [ 1340.584452][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.584492][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.584545][ T32] r5:8552db8c r4:8552d800 [ 1340.584569][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.584627][ T32] r7:ddde2d40 r6:83018200 r5:8552db8c r4:847e3680 [ 1340.584660][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.584708][ T32] r10:61c88647 r9:855c8000 r8:847e36ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.584758][ T32] r4:847e3680 [ 1340.584802][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.584876][ T32] r10:00000000 r9:847e3680 r8:8027ed34 r7:eb615e60 r6:85579980 r5:855c8000 [ 1340.584910][ T32] r4:00000001 [ 1340.584933][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.584970][ T32] Exception stack(0xeb879fb0 to 0xeb879ff8) [ 1340.584999][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1340.585672][ T32] task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1340.586238][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 ** 10 printk messages dropped ** [ 1340.586693][ T32] r5:85f9ab8c r4:85f9a800 ** 6 printk messages dropped ** [ 1340.586945][ T32] r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 ** 7 printk messages dropped ** [ 1340.587188][ T32] r4:85086c80 ** 4 printk messages dropped ** [ 1340.587337][ T32] task:kworker/1:569 state:D stack:0 pid:5250 tgid:5250 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1340.587572][ T32] r4:855c9800 ** 3 printk messages dropped ** [ 1340.587745][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.588175][ T32] r9:83018205 r8:855c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 8 printk messages dropped ** [ 1340.588554][ T32] r10:61c88647 r9:855c9800 r8:847e372c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.588908][ T32] r4:8557ca40 ** 5 printk messages dropped ** [ 1340.589544][ T32] r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 ** 10 printk messages dropped ** [ 1340.612377][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.612754][ T32] r5:85f9b38c r4:85f9b000 ** 5 printk messages dropped ** [ 1340.613020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1340.613549][ T32] INFO: task kworker/1:570:5251 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.614015][ T32] r5:855ca400 r4:82918640 [ 1340.614035][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.614072][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.614138][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 [ 1340.614174][ T32] r4:00000000 [ 1340.614205][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.614246][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.614282][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.614322][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557cc80 [ 1340.614343][ T32] r4:00000000 [ 1340.614428][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.614497][ T32] r9:83018205 r8:855ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1340.614521][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.614570][ T32] r5:00001000 r4:eae8d000 [ 1340.614598][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.614727][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.614774][ T32] r5:8552e38c r4:8552e000 [ 1340.614794][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.614852][ T32] r7:ddde2d40 r6:83018200 r5:8552e38c r4:847e3780 [ 1340.614896][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.614967][ T32] r10:61c88647 r9:855ca400 r8:847e37ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.615012][ T32] r4:847e3780 [ 1340.615162][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.615225][ T32] r10:00000000 r9:847e3780 r8:8027ed34 r7:eb615e60 r6:85579a80 r5:855ca400 [ 1340.615276][ T32] r4:00000001 [ 1340.615297][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.615334][ T32] Exception stack(0xeb889fb0 to 0xeb889ff8) [ 1340.615382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.615440][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.615490][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.615524][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.615553][ T32] r4:8557cb80 [ 1340.616052][ T32] INFO: task kworker/1:570:5251 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.616088][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.616144][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.616256][ T32] Call trace: [ 1340.616374][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.616426][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.616449][ T32] r4:00000000 [ 1340.616489][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.616545][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.616578][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.616607][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.616652][ T32] 9d60: 900e0013 ffffffff [ 1340.616679][ T32] r5:900e0013 r4:80239bd0 [ 1340.616699][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.616739][ T32] r4:82ac11e4 [ 1340.616759][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.616810][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.616835][ T32] r4:e06a9dc0 [ 1340.616877][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.616943][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.616989][ T32] r4:00000000 [ 1340.617011][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1340.617266][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1340.617622][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1340.617954][ T32] INFO: task kworker/1:571:5253 blocked for more than 467 seconds. ** 8 printk messages dropped ** [ 1340.618433][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.618473][ T32] r5:854ebc00 r4:82918640 [ 1340.618545][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.618930][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1340.619502][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.620523][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.620687][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.621425][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.621738][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1340.622247][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.622507][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1340.622696][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1340.622937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.622984][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.623016][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.623060][ T32] r4:8508f600 [ 1340.623084][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.623143][ T32] INFO: task kworker/1:572:5256 blocked for more than 467 seconds. [ 1340.623179][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.623204][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.623225][ T32] task:kworker/1:572 state:D stack:0 pid:5256 tgid:5256 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.623269][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.623388][ T32] Call trace: [ 1340.623479][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.623526][ T32] r10:82918644 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:854ee000 [ 1340.623576][ T32] r4:854ee000 [ 1340.623708][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.623754][ T32] r5:854ee000 r4:82918640 [ 1340.623862][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.623905][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.623950][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 [ 1340.623992][ T32] r4:00000000 [ 1340.624015][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.624074][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.624136][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.624180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4580 [ 1340.624245][ T32] r4:00000000 [ 1340.624267][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.624312][ T32] r9:83018205 r8:854ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1340.624355][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.624401][ T32] r5:00001000 r4:eaf41000 [ 1340.624420][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.624479][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.624564][ T32] r5:8552eb8c r4:8552e800 [ 1340.624609][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.624676][ T32] r7:ddde2d40 r6:83018200 r5:8552eb8c r4:847e3900 [ 1340.624743][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.624813][ T32] r10:61c88647 r9:854ee000 r8:847e392c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.624838][ T32] r4:847e3900 [ 1340.624856][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.624899][ T32] r10:00000000 r9:847e3900 r8:8027ed34 r7:eb615e60 r6:847e3980 r5:854ee000 [ 1340.624921][ T32] r4:00000001 [ 1340.624960][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.625014][ T32] Exception stack(0xeb88dfb0 to 0xeb88dff8) [ 1340.625086][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.625117][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.625143][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.625194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.625219][ T32] r4:844c45c0 [ 1340.625569][ T32] INFO: task kworker/1:572:5256 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.625628][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.625686][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.625731][ T32] Call trace: [ 1340.625782][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.625834][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.625856][ T32] r4:00000000 [ 1340.625896][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.625937][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.625967][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.625996][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1340.626179][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1340.626361][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1340.626801][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1340.627147][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.627867][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1340.628103][ T32] r10:82918644 r9:eb7cdd84 r8:00000002 r7:60000113 r6:eb7cdd8c r5:854eec00 [ 1340.628128][ T32] r4:854eec00 [ 1340.628168][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.628210][ T32] r5:854eec00 r4:82918640 [ 1340.628303][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.628348][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.628393][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 [ 1340.628414][ T32] r4:00000000 [ 1340.628448][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.628487][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.628555][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.628601][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa580 [ 1340.628622][ T32] r4:00000000 [ 1340.628641][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.628683][ T32] r9:83018205 r8:854eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1340.628704][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.628744][ T32] r5:00001000 r4:eafb1000 [ 1340.628764][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.628802][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.628887][ T32] r5:8552ef8c r4:8552ec00 [ 1340.628910][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.628953][ T32] r7:ddde2d40 r6:83018200 r5:8552ef8c r4:847e3a00 [ 1340.628972][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1340.629144][ T32] r10:00000000 r9:847e3a00 r8:8027ed34 r7:eb615e60 r6:847e3a80 r5:854eec00 ** 7 printk messages dropped ** [ 1340.629391][ T32] r4:852fa940 ** 3 printk messages dropped ** [ 1340.643570][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.643971][ T32] 9d60: 900e0013 ffffffff ** 5 printk messages dropped ** [ 1340.644243][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1340.644442][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1340.644936][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1340.645080][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.645128][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.645179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.645224][ T32] r4:8508f600 [ 1340.645250][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.645298][ T32] INFO: task kworker/1:574:5260 blocked for more than 467 seconds. [ 1340.645346][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.645376][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.645422][ T32] task:kworker/1:574 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.645478][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.645544][ T32] Call trace: [ 1340.645582][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.645661][ T32] r10:82918644 r9:eb895d84 r8:00000002 r7:60000013 r6:eb895d8c r5:854ed400 [ 1340.645710][ T32] r4:854ed400 [ 1340.645733][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.645773][ T32] r5:854ed400 r4:82918640 [ 1340.645794][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.645856][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.645905][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 [ 1340.645947][ T32] r4:00000000 [ 1340.645992][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.646055][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.646102][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.646165][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e0c0 [ 1340.646190][ T32] r4:00000000 [ 1340.646230][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.646298][ T32] r9:83018205 r8:854ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1340.646322][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.646386][ T32] r5:00001000 r4:eb233000 [ 1340.646409][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.646447][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.646509][ T32] r5:8552f78c r4:8552f400 [ 1340.646552][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.646601][ T32] r7:ddde2d40 r6:83018200 r5:8552f78c r4:847e3b00 [ 1340.646621][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.646665][ T32] r10:61c88647 r9:854ed400 r8:847e3b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.646702][ T32] r4:847e3b00 [ 1340.646729][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.646773][ T32] r10:00000000 r9:847e3b00 r8:8027ed34 r7:eb615e60 r6:847e3b80 r5:854ed400 [ 1340.646794][ T32] r4:00000001 [ 1340.646812][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.646846][ T32] Exception stack(0xeb895fb0 to 0xeb895ff8) [ 1340.646892][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.646923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.646949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.646977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.646998][ T32] r4:8559e240 [ 1340.647477][ T32] INFO: task kworker/1:574:5260 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 2 printk messages dropped ** [ 1340.647696][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.648066][ T32] 9d60: 900e0013 ffffffff ** 5 printk messages dropped ** [ 1340.648306][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1340.648653][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1340.648961][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.649349][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1340.649546][ T32] task:kworker/1:575 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.649894][ T32] r5:854ec800 r4:82918640 [ 1340.661657][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1340.662013][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.662289][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1340.662721][ T32] Exception stack(0xeb89dfb0 to 0xeb89dff8) ** 7 printk messages dropped ** [ 1340.663551][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1340.663916][ T32] 9d60: 900e0013 ffffffff ** 5 printk messages dropped ** [ 1340.664161][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1340.664428][ T32] r5:00001000 r4:dfb77000 ** 4 printk messages dropped ** [ 1340.664659][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.664704][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.664754][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.664797][ T32] r4:85093380 [ 1340.664819][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.664866][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.664910][ T32] r4:00000001 [ 1340.664940][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.665003][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.665053][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.665106][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.665158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.665192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.665233][ T32] r4:8508f600 [ 1340.665258][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.665297][ T32] INFO: task kworker/1:576:5264 blocked for more than 467 seconds. [ 1340.665335][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.665360][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.665380][ T32] task:kworker/1:576 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.665425][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.665514][ T32] Call trace: [ 1340.665596][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.665648][ T32] r10:82918644 r9:eb8a1d84 r8:00000002 r7:60000113 r6:eb8a1d8c r5:854eb000 [ 1340.665723][ T32] r4:854eb000 [ 1340.665746][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.665790][ T32] r5:854eb000 r4:82918640 [ 1340.665834][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.665878][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.665923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 [ 1340.665945][ T32] r4:00000000 [ 1340.665985][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.666048][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.666090][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.666151][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e480 [ 1340.666198][ T32] r4:00000000 [ 1340.666241][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.666311][ T32] r9:83018205 r8:854eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1340.666340][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.666385][ T32] r5:00001000 r4:eb2cd000 [ 1340.666405][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.666465][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.666544][ T32] r5:8552ff8c r4:8552fc00 ** 3 printk messages dropped ** [ 1340.666726][ T32] r10:61c88647 r9:854eb000 r8:847e3d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.667207][ T32] r4:8559e240 ** 3 printk messages dropped ** [ 1340.667772][ T32] Call trace: ** 8 printk messages dropped ** [ 1340.668094][ T32] r5:900e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1340.668276][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1340.668511][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1340.668929][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.669140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1340.669564][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1340.669661][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.682908][ T32] r9:83018205 r8:854ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 ** 8 printk messages dropped ** [ 1340.683359][ T32] r10:61c88647 r9:854ea400 r8:847e3e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.683832][ T32] r4:8559e3c0 ** 5 printk messages dropped ** [ 1340.684615][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1340.684968][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1340.685154][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1340.685484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 12 printk messages dropped ** [ 1340.685973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.685998][ T32] task:kworker/1:578 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.686043][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.686085][ T32] Call trace: [ 1340.686133][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.686182][ T32] r10:82918644 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:8484a400 [ 1340.686226][ T32] r4:8484a400 [ 1340.686248][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.686289][ T32] r5:8484a400 r4:82918640 [ 1340.686327][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.686371][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.686436][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 [ 1340.686461][ T32] r4:00000000 [ 1340.686488][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.686528][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.686590][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.686635][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ed40 [ 1340.686657][ T32] r4:00000000 [ 1340.686688][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.686736][ T32] r9:83018205 r8:8484a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1340.686757][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.686800][ T32] r5:00001000 r4:eb62f000 [ 1340.686840][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.686884][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.686926][ T32] r5:8553578c r4:85535400 [ 1340.686945][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.686987][ T32] r7:ddde2d40 r6:83018200 r5:8553578c r4:847e3f00 [ 1340.687007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.687050][ T32] r10:61c88647 r9:8484a400 r8:847e3f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.687071][ T32] r4:847e3f00 [ 1340.687089][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.687131][ T32] r10:00000000 r9:847e3f00 r8:8027ed34 r7:eb8a5e60 r6:847e3f80 r5:8484a400 [ 1340.687152][ T32] r4:00000001 [ 1340.687170][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.687214][ T32] Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) [ 1340.687285][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.687324][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.687372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.687404][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.687447][ T32] r4:8559e880 [ 1340.687827][ T32] INFO: task kworker/1:578:5268 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.687862][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.687917][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.687964][ T32] Call trace: [ 1340.688010][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.688062][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.688084][ T32] r4:00000000 [ 1340.688103][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.688140][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.688169][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.688197][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.688221][ T32] 9d60: 900e0013 ffffffff [ 1340.688253][ T32] r5:900e0013 r4:80239bd0 [ 1340.688300][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.688359][ T32] r4:82ac11e4 [ 1340.688382][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.688433][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.688494][ T32] r4:e06a9dc0 [ 1340.688527][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.688585][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.688610][ T32] r4:00000000 [ 1340.688630][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.688683][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.688707][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.688748][ T32] r5:00001000 r4:dfb77000 [ 1340.688767][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.688814][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.688881][ T32] r5:8501a38c r4:8501a000 [ 1340.688904][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.688950][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.688971][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.689034][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.689068][ T32] r4:85093380 [ 1340.689087][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.689144][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.689169][ T32] r4:00000001 [ 1340.689188][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.689222][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.689247][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.689274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.689300][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1340.689622][ T32] task:kworker/1:579 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.701182][ T32] r5:854e6c00 r4:82918640 ** 2 printk messages dropped ** [ 1340.701340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 ** 5 printk messages dropped ** [ 1340.701582][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.701840][ T32] r5:8553478c r4:85534400 ** 6 printk messages dropped ** [ 1340.702081][ T32] r10:00000000 r9:855a2000 r8:8027ed34 r7:eb8a9e60 r6:855a2080 r5:854e6c00 ** 9 printk messages dropped ** [ 1340.702927][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1340.703483][ T32] r4:82ac11e4 [ 1340.703502][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.703559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.703586][ T32] r4:e06a9dc0 [ 1340.703605][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.703646][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.703695][ T32] r4:00000000 [ 1340.703717][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.703772][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.703797][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.703859][ T32] r5:00001000 r4:dfb77000 [ 1340.703904][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.703957][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.704007][ T32] r5:8501a38c r4:8501a000 [ 1340.704047][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.704097][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.704117][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.704170][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.704196][ T32] r4:85093380 [ 1340.704223][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.704280][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.704305][ T32] r4:00000001 [ 1340.704326][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.704386][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.704418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.704447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.704473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.704501][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.704522][ T32] r4:8508f600 [ 1340.704548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.704578][ T32] INFO: task kworker/1:580:5271 blocked for more than 467 seconds. [ 1340.704613][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.704638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.704679][ T32] task:kworker/1:580 state:D stack:0 pid:5271 tgid:5271 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.704778][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.704846][ T32] Call trace: [ 1340.704881][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.704927][ T32] r10:82918644 r9:eb8b5d84 r8:00000002 r7:60000013 r6:eb8b5d8c r5:855cbc00 [ 1340.704949][ T32] r4:855cbc00 [ 1340.704968][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.705049][ T32] r5:855cbc00 r4:82918640 [ 1340.705093][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.705272][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.705618][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.706009][ T32] r10:61c88647 r9:855cbc00 r8:855a212c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1340.706337][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1340.707155][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1340.707484][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1340.707726][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1340.708086][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1340.708249][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 8 printk messages dropped ** [ 1340.708548][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.708858][ T32] r5:855cc800 r4:82918640 [ 1340.708878][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1340.709109][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1340.709576][ T32] r7:ddde2d40 r6:83018200 r5:85534f8c r4:855a2180 ** 8 printk messages dropped ** [ 1340.726043][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.726955][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.727265][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1340.727661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.727709][ T32] r4:00000000 [ 1340.727729][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.727798][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.727822][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.727865][ T32] r5:00001000 r4:dfb77000 [ 1340.727886][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.727924][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.727965][ T32] r5:8501a38c r4:8501a000 [ 1340.728010][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.728082][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.728107][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.728153][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.728174][ T32] r4:85093380 [ 1340.728193][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.728246][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.728280][ T32] r4:00000001 [ 1340.728303][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.728347][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.728376][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.728426][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.728456][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.728484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.728505][ T32] r4:8508f600 [ 1340.728554][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.728588][ T32] INFO: task kworker/1:582:5275 blocked for more than 467 seconds. [ 1340.728622][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.728646][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.728707][ T32] task:kworker/1:582 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.728777][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.728826][ T32] Call trace: [ 1340.728879][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.728930][ T32] r10:82918644 r9:eb8b1d84 r8:00000002 r7:60000113 r6:eb8b1d8c r5:854f0000 [ 1340.728963][ T32] r4:854f0000 [ 1340.728986][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.729026][ T32] r5:854f0000 r4:82918640 [ 1340.729045][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.729083][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.729126][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 [ 1340.729169][ T32] r4:00000000 [ 1340.729191][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.729229][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.729264][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.729323][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ebc0 [ 1340.729349][ T32] r4:00000000 [ 1340.729368][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.729412][ T32] r9:83018205 r8:854f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1340.729455][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.729497][ T32] r5:00001000 r4:eb619000 [ 1340.729515][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.729558][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.729599][ T32] r5:8553538c r4:85535000 [ 1340.729618][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.729660][ T32] r7:ddde2d40 r6:83018200 r5:8553538c r4:855a2200 [ 1340.729681][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.729725][ T32] r10:61c88647 r9:854f0000 r8:855a222c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.729746][ T32] r4:855a2200 [ 1340.729787][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.729835][ T32] r10:00000000 r9:855a2200 r8:8027ed34 r7:eb8a9e60 r6:855a2280 r5:854f0000 [ 1340.729857][ T32] r4:00000001 [ 1340.729944][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.738703][ T32] Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) [ 1340.738760][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.738793][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.738820][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.738852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.738878][ T32] r4:8559ea80 [ 1340.739444][ T32] INFO: task kworker/1:582:5275 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.739486][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.739565][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.739637][ T32] Call trace: [ 1340.739796][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.739914][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.744174][ T32] r4:00000000 [ 1340.744208][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.744266][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.744299][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.744329][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.744353][ T32] 9d60: 900e0013 ffffffff [ 1340.744378][ T32] r5:900e0013 r4:80239bd0 [ 1340.744397][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.744440][ T32] r4:82ac11e4 [ 1340.744459][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.744499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.744524][ T32] r4:e06a9dc0 [ 1340.744573][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.744625][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.744649][ T32] r4:00000000 [ 1340.744668][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1340.744806][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1340.745060][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1340.745406][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 14 printk messages dropped ** [ 1340.745931][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1340.746450][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1340.746981][ T32] r4:00000001 [ 1340.747060][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.747163][ T32] Exception stack(0xeb8bdfb0 to 0xeb8bdff8) [ 1340.747193][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.747354][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.747384][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.747413][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.747434][ T32] r4:8559ec80 [ 1340.747971][ T32] INFO: task kworker/1:583:5279 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.748018][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.748079][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.748152][ T32] Call trace: [ 1340.748183][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.748256][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.748283][ T32] r4:00000000 [ 1340.748302][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.748340][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.748388][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.748420][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.748443][ T32] 9d60: 900e0013 ffffffff [ 1340.748465][ T32] r5:900e0013 r4:80239bd0 [ 1340.748485][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.748525][ T32] r4:82ac11e4 [ 1340.748631][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.748677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.748699][ T32] r4:e06a9dc0 [ 1340.748719][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.748781][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.748807][ T32] r4:00000000 [ 1340.748826][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.748870][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.748910][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.748998][ T32] r5:00001000 r4:dfb77000 [ 1340.749021][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.749061][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.749101][ T32] r5:8501a38c r4:8501a000 [ 1340.749120][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.749163][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.749184][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.749462][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.760395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1340.760871][ T32] r4:854f1800 ** 1 printk messages dropped ** [ 1340.760931][ T32] r5:854f1800 r4:82918640 [ 1340.760951][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1340.761351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ee00 ** 9 printk messages dropped ** [ 1340.761810][ T32] r7:ddde2d40 r6:83018200 r5:85535b8c r4:855a2400 ** 8 printk messages dropped ** [ 1340.762092][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1340.763010][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.763184][ T32] r5:900e0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1340.763463][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.763860][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1340.764097][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.764242][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1340.764655][ T32] r10:82918644 r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:854f2400 ** 2 printk messages dropped ** [ 1340.764759][ T32] r5:854f2400 r4:82918640 ** 6 printk messages dropped ** [ 1340.764990][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1340.765380][ T32] r7:ddde2d40 r6:83018200 r5:8553638c r4:855a2500 ** 7 printk messages dropped ** [ 1340.765626][ T32] Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) ** 6 printk messages dropped ** [ 1340.766188][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1340.766901][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1340.767275][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.767300][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.767372][ T32] r5:00001000 r4:dfb77000 [ 1340.767456][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.767541][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.767586][ T32] r5:8501a38c r4:8501a000 [ 1340.767651][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.767771][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.767851][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.767901][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.767926][ T32] r4:85093380 [ 1340.767945][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.767994][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.768128][ T32] r4:00000001 [ 1340.768151][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.768186][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.768231][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.768263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.768336][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.768367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.768389][ T32] r4:8508f600 [ 1340.768435][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.768463][ T32] INFO: task kworker/1:586:5284 blocked for more than 467 seconds. [ 1340.768523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.768624][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.768713][ T32] task:kworker/1:586 state:D stack:0 pid:5284 tgid:5284 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.768762][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.768837][ T32] Call trace: [ 1340.768925][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.769035][ T32] r10:82918644 r9:eb8d1d84 r8:00000002 r7:60000013 r6:eb8d1d8c r5:854f3000 [ 1340.769061][ T32] r4:854f3000 [ 1340.769080][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.769119][ T32] r5:854f3000 r4:82918640 [ 1340.769137][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.769264][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.769313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 [ 1340.769340][ T32] r4:00000000 [ 1340.769368][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.769408][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.769472][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.769515][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b5840 [ 1340.769542][ T32] r4:00000000 [ 1340.769561][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.769604][ T32] r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1340.769624][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.769685][ T32] r5:00001000 r4:eb6b7000 [ 1340.769708][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.769747][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.769797][ T32] r5:85536f8c r4:85536c00 [ 1340.769819][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.769863][ T32] r7:ddde2d40 r6:83018200 r5:85536f8c r4:855a2600 [ 1340.790572][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.790709][ T32] r10:61c88647 r9:854f3000 r8:855a262c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.790736][ T32] r4:855a2600 [ 1340.790756][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.790805][ T32] r10:00000000 r9:855a2600 r8:8027ed34 r7:eb8c9e60 r6:855a2680 r5:854f3000 [ 1340.790829][ T32] r4:00000001 [ 1340.790849][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.790905][ T32] Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) [ 1340.790940][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1340.790969][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.790994][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.791024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.791045][ T32] r4:855b5100 [ 1340.791524][ T32] INFO: task kworker/1:586:5284 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.791577][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.791720][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.791832][ T32] Call trace: [ 1340.791866][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.791939][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.791967][ T32] r4:00000000 [ 1340.792004][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.792063][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.792098][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.792128][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.792150][ T32] 9d60: 900e0013 ffffffff [ 1340.792172][ T32] r5:900e0013 r4:80239bd0 [ 1340.792192][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.792234][ T32] r4:82ac11e4 [ 1340.792253][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.792295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.792325][ T32] r4:e06a9dc0 [ 1340.792349][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.792391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.792412][ T32] r4:00000000 [ 1340.792431][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.792476][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.792498][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.792547][ T32] r5:00001000 r4:dfb77000 [ 1340.792567][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.792680][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.792726][ T32] r5:8501a38c r4:8501a000 [ 1340.792747][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.792791][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.792880][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1340.793186][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1340.793436][ T32] task:kworker/1:587 state:D stack:0 pid:5285 tgid:5285 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.793704][ T32] r5:854f3c00 r4:82918640 ** 2 printk messages dropped ** [ 1340.793810][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 ** 8 printk messages dropped ** [ 1340.794503][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.794605][ T32] r5:00001000 r4:eb68d000 [ 1340.794628][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.794667][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.794709][ T32] r5:8553678c r4:85536400 [ 1340.794728][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.794780][ T32] r7:ddde2d40 r6:83018200 r5:8553678c r4:855a2700 [ 1340.794822][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.794871][ T32] r10:61c88647 r9:854f3c00 r8:855a272c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.794893][ T32] r4:855a2700 [ 1340.794931][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.794978][ T32] r10:00000000 r9:855a2700 r8:8027ed34 r7:eb8d1e60 r6:855a2780 r5:854f3c00 [ 1340.794999][ T32] r4:00000001 [ 1340.795017][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.795051][ T32] Exception stack(0xeb8cdfb0 to 0xeb8cdff8) [ 1340.795076][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.795104][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.795131][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.795159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.795181][ T32] r4:855b5100 [ 1340.795502][ T32] INFO: task kworker/1:587:5285 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.795542][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.795596][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.795659][ T32] Call trace: [ 1340.795734][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.795784][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.795806][ T32] r4:00000000 [ 1340.795824][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.795860][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.795889][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.795917][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.795940][ T32] 9d60: 900e0013 ffffffff [ 1340.795972][ T32] r5:900e0013 r4:80239bd0 [ 1340.795993][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.796034][ T32] r4:82ac11e4 [ 1340.796054][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.796095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.796117][ T32] r4:e06a9dc0 [ 1340.796135][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.796176][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.796197][ T32] r4:00000000 [ 1340.796216][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.796259][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.796281][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.796322][ T32] r5:00001000 r4:dfb77000 [ 1340.796341][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.796379][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.796420][ T32] r5:8501a38c r4:8501a000 [ 1340.796439][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.796483][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.796503][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.796554][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.796576][ T32] r4:85093380 [ 1340.796594][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.796637][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.796660][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1340.796711][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1340.797034][ T32] INFO: task kworker/1:588:5289 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.797564][ T32] r5:854f6000 r4:82918640 [ 1340.797613][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.797657][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1340.797805][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1340.798083][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1340.798473][ T32] r10:00000000 r9:855a2800 r8:8027ed34 r7:eb8d1e60 r6:855a2880 r5:854f6000 ** 3 printk messages dropped ** [ 1340.798614][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1340.798717][ T32] r4:855b5680 ** 1 printk messages dropped ** [ 1340.799076][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1340.799526][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1340.799809][ T32] r4:e06a9dc0 ** 1 printk messages dropped ** [ 1340.817122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 4 printk messages dropped ** [ 1340.817522][ T32] r5:00001000 r4:dfb77000 ** 2 printk messages dropped ** [ 1340.817707][ T32] r5:8501a38c r4:8501a000 ** 1 printk messages dropped ** [ 1340.817808][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 3 printk messages dropped ** [ 1340.817914][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 1 printk messages dropped ** [ 1340.818069][ T32] r4:00000001 [ 1340.818088][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.818145][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.818178][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.818207][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.818232][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.818279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.818305][ T32] r4:8508f600 [ 1340.818328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.818359][ T32] INFO: task kworker/1:589:5291 blocked for more than 467 seconds. [ 1340.818392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.818415][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.818438][ T32] task:kworker/1:589 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.818507][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.818560][ T32] Call trace: [ 1340.818592][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.818640][ T32] r10:82918644 r9:eb8d9d84 r8:00000002 r7:60000013 r6:eb8d9d8c r5:854f5400 [ 1340.818662][ T32] r4:854f5400 [ 1340.818681][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.818720][ T32] r5:854f5400 r4:82918640 [ 1340.818739][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.818777][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.818821][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 [ 1340.818842][ T32] r4:00000000 [ 1340.818880][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.818924][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.818970][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.819014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b5a80 [ 1340.819036][ T32] r4:00000000 [ 1340.819054][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.819098][ T32] r9:83018205 r8:854f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1340.819119][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.819159][ T32] r5:00001000 r4:eb6d5000 [ 1340.819243][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.819286][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.819326][ T32] r5:8553778c r4:85537400 [ 1340.819369][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.819458][ T32] r7:ddde2d40 r6:83018200 r5:8553778c r4:855a2900 [ 1340.819481][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.819536][ T32] r10:61c88647 r9:854f5400 r8:855a292c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.819569][ T32] r4:855a2900 [ 1340.819588][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.819645][ T32] r10:00000000 r9:855a2900 r8:8027ed34 r7:eb8d1e60 r6:855a2980 r5:854f5400 [ 1340.819717][ T32] r4:00000001 [ 1340.819748][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.819808][ T32] Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) [ 1340.819837][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.826176][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.826244][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.826279][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.826302][ T32] r4:855b5800 [ 1340.826797][ T32] INFO: task kworker/1:589:5291 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.826836][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.826960][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.827018][ T32] Call trace: [ 1340.827050][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 7 printk messages dropped ** [ 1340.827313][ T32] r5:900e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1340.827575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1340.828106][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 6 printk messages dropped ** [ 1340.828537][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1340.828982][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1340.829566][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.829607][ T32] r5:854f6c00 r4:82918640 ** 1 printk messages dropped ** [ 1340.829794][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.840679][ T32] r9:83018205 r8:854f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 ** 6 printk messages dropped ** [ 1340.840922][ T32] r7:ddde2d40 r6:83018200 r5:8553738c r4:855a2a00 ** 8 printk messages dropped ** [ 1340.841256][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.841942][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1340.842316][ T32] r5:900e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1340.842460][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1340.842693][ T32] r5:00001000 r4:dfb77000 ** 4 printk messages dropped ** [ 1340.843016][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 8 printk messages dropped ** [ 1340.843260][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1340.843564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.843946][ T32] r5:854f8000 r4:82918640 [ 1340.843964][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.844232][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.844475][ T32] r9:83018205 r8:854f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 ** 5 printk messages dropped ** [ 1340.844791][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.844832][ T32] r7:ddde2d40 r6:83018200 r5:8563038c r4:855a2b00 [ 1340.844852][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.844924][ T32] r10:61c88647 r9:854f8000 r8:855a2b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.844949][ T32] r4:855a2b00 [ 1340.844994][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.845042][ T32] r10:00000000 r9:855a2b00 r8:8027ed34 r7:eb8d9e60 r6:855a2b80 r5:854f8000 [ 1340.845063][ T32] r4:00000001 [ 1340.845082][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.845116][ T32] Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) [ 1340.845143][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.845172][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.845222][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.845254][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.845276][ T32] r4:855b5b80 [ 1340.845603][ T32] INFO: task kworker/1:591:5294 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.845636][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.845692][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.845737][ T32] Call trace: [ 1340.845767][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.845814][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.845837][ T32] r4:00000000 [ 1340.845882][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.845940][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.845972][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.846000][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.846023][ T32] 9d60: 900e0013 ffffffff [ 1340.846045][ T32] r5:900e0013 r4:80239bd0 [ 1340.846065][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.846104][ T32] r4:82ac11e4 [ 1340.846123][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.846163][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.846185][ T32] r4:e06a9dc0 [ 1340.846203][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.846243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.846264][ T32] r4:00000000 [ 1340.846282][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.846325][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.846346][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.846386][ T32] r5:00001000 r4:dfb77000 [ 1340.846404][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.846468][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.846513][ T32] r5:8501a38c r4:8501a000 [ 1340.846565][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.846614][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.846634][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.846678][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.846699][ T32] r4:85093380 [ 1340.846717][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.846760][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.846781][ T32] r4:00000001 [ 1340.846800][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.846833][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.846858][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.846885][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.846938][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.846970][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.847018][ T32] r4:8508f600 ** 3 printk messages dropped ** [ 1340.847116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1340.847428][ T32] r5:854f8c00 r4:82918640 [ 1340.847450][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.847489][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1340.847652][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1340.848074][ T32] r5:85537f8c r4:85537c00 ** 6 printk messages dropped ** [ 1340.848345][ T32] r10:00000000 r9:855a2c00 r8:8027ed34 r7:eb8e5e60 r6:855a2c80 r5:854f8c00 ** 7 printk messages dropped ** [ 1340.848552][ T32] r4:855b5e80 ** 2 printk messages dropped ** [ 1340.848933][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1340.849296][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1340.849633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1340.864932][ T32] r5:8501a38c r4:8501a000 ** 5 printk messages dropped ** [ 1340.865119][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1340.865489][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1340.865635][ T32] task:kworker/0:493 state:D stack:0 pid:5298 tgid:5298 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.865987][ T32] r5:855cb000 r4:82918640 ** 1 printk messages dropped ** [ 1340.866049][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1340.866336][ T32] r9:83018005 r8:855cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 ** 8 printk messages dropped ** [ 1340.866732][ T32] r10:61c88647 r9:855cb000 r8:85579c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1340.867030][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1340.867773][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.868044][ T32] 9d60: 900e0013 ffffffff ** 5 printk messages dropped ** [ 1340.868239][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1340.868319][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.868545][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1340.868726][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1340.868889][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 3 printk messages dropped ** [ 1340.868999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1340.869451][ T32] r4:855ce000 ** 1 printk messages dropped ** [ 1340.869511][ T32] r5:855ce000 r4:82918640 [ 1340.869546][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.869684][ T32] r4:00000000 [ 1340.869703][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.869739][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.869774][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.869825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f32c0 [ 1340.869911][ T32] r4:00000000 [ 1340.876471][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.876559][ T32] r9:83018205 r8:855ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1340.876655][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.876708][ T32] r5:00001000 r4:eb8f9000 [ 1340.876729][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.876933][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.876981][ T32] r5:8563078c r4:85630400 [ 1340.877001][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.877047][ T32] r7:ddde2d40 r6:83018200 r5:8563078c r4:855a2d00 [ 1340.877067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.877125][ T32] r10:61c88647 r9:855ce000 r8:855a2d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.877150][ T32] r4:855a2d00 [ 1340.877169][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.877215][ T32] r10:00000000 r9:855a2d00 r8:8027ed34 r7:eb8e5e60 r6:85579d00 r5:855ce000 [ 1340.877237][ T32] r4:00000001 [ 1340.877256][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.877290][ T32] Exception stack(0xeb905fb0 to 0xeb905ff8) [ 1340.877319][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.877347][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.877416][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.877448][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.877470][ T32] r4:855f3180 [ 1340.877917][ T32] INFO: task kworker/1:593:5301 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.877951][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.878021][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.878070][ T32] Call trace: [ 1340.878192][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.878246][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.878297][ T32] r4:00000000 [ 1340.878320][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.878357][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.878386][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.878414][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.878437][ T32] 9d60: 900e0013 ffffffff [ 1340.878459][ T32] r5:900e0013 r4:80239bd0 [ 1340.878478][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.878516][ T32] r4:82ac11e4 [ 1340.878609][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.878656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.878677][ T32] r4:e06a9dc0 [ 1340.878775][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.878820][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.878842][ T32] r4:00000000 [ 1340.878860][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.878904][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.878926][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.878966][ T32] r5:00001000 r4:dfb77000 [ 1340.878985][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.879112][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.879157][ T32] r5:8501a38c r4:8501a000 [ 1340.879207][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.879255][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.879275][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.879423][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.879449][ T32] r4:85093380 [ 1340.879467][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.879547][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.879700][ T32] r4:00000001 [ 1340.879724][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.879760][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.879788][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.888732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.888817][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.888863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.888887][ T32] r4:8508f600 [ 1340.888953][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.888989][ T32] INFO: task kworker/1:594:5303 blocked for more than 467 seconds. [ 1340.889023][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.889049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.889071][ T32] task:kworker/1:594 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.889125][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.889269][ T32] Call trace: [ 1340.889303][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.889453][ T32] r10:82918644 r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:855cec00 [ 1340.889525][ T32] r4:855cec00 [ 1340.889552][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.889596][ T32] r5:855cec00 r4:82918640 [ 1340.889616][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.889656][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.889700][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 [ 1340.889721][ T32] r4:00000000 [ 1340.889739][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.889790][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.895214][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.895334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3380 [ 1340.895366][ T32] r4:00000000 [ 1340.895387][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.895503][ T32] r9:83018205 r8:855cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1340.895542][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.895591][ T32] r5:00001000 r4:eb90b000 [ 1340.895612][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.895687][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.895791][ T32] r5:85630b8c r4:85630800 [ 1340.895815][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1340.895974][ T32] r10:61c88647 r9:855cec00 r8:855a2dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1340.897154][ T32] INFO: task kworker/1:594:5303 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 13 printk messages dropped ** [ 1340.897781][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1340.898106][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1340.898359][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1340.898689][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1340.898966][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1340.899489][ T32] r4:847f8000 ** 1 printk messages dropped ** [ 1340.899552][ T32] r5:847f8000 r4:82918640 ** 2 printk messages dropped ** [ 1340.899654][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 ** 8 printk messages dropped ** [ 1340.906881][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1340.907160][ T32] r10:61c88647 r9:847f8000 r8:855a2e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1340.907637][ T32] r4:855f3240 ** 3 printk messages dropped ** [ 1340.908353][ T32] Call trace: ** 6 printk messages dropped ** [ 1340.908664][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.908769][ T32] 9d60: 900e0013 ffffffff [ 1340.908794][ T32] r5:900e0013 r4:80239bd0 [ 1340.908814][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.908854][ T32] r4:82ac11e4 [ 1340.908874][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.908915][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.908937][ T32] r4:e06a9dc0 [ 1340.908956][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.908996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.909017][ T32] r4:00000000 [ 1340.909035][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.909081][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.909155][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.909200][ T32] r5:00001000 r4:dfb77000 [ 1340.909220][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.909258][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.909298][ T32] r5:8501a38c r4:8501a000 [ 1340.909370][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.909472][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.909497][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.909550][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.909572][ T32] r4:85093380 [ 1340.909590][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.909635][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.909692][ T32] r4:00000001 [ 1340.909715][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.909750][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.909775][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.909802][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.909830][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.915435][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.915509][ T32] r4:8508f600 [ 1340.915560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.915604][ T32] INFO: task kworker/1:596:5307 blocked for more than 467 seconds. [ 1340.915695][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.915727][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.915751][ T32] task:kworker/1:596 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.915807][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.915868][ T32] Call trace: [ 1340.915901][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.915955][ T32] r10:82918644 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:847f9800 [ 1340.915979][ T32] r4:847f9800 [ 1340.916026][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.916073][ T32] r5:847f9800 r4:82918640 [ 1340.916093][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.916158][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.916207][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 [ 1340.916229][ T32] r4:00000000 [ 1340.916247][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.916283][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.916322][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.916362][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3580 [ 1340.916384][ T32] r4:00000000 [ 1340.916403][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.916448][ T32] r9:83018205 r8:847f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [ 1340.916468][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.916509][ T32] r5:00001000 r4:eb911000 [ 1340.916534][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.916602][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.916648][ T32] r5:85630f8c r4:85630c00 [ 1340.916667][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.916713][ T32] r7:ddde2d40 r6:83018200 r5:85630f8c r4:855a2e80 [ 1340.916733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1340.916883][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1340.917017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1340.917886][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1340.918347][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.918372][ T32] r4:00000000 [ 1340.918392][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.918437][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.918484][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.918556][ T32] r5:00001000 r4:dfb77000 [ 1340.918580][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.918619][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.918659][ T32] r5:8501a38c r4:8501a000 [ 1340.918678][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.918723][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.918742][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.918786][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.918807][ T32] r4:85093380 [ 1340.918825][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.918868][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.918889][ T32] r4:00000001 [ 1340.918908][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.918942][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.918967][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.918996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.919048][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.919092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.919116][ T32] r4:8508f600 [ 1340.919170][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.919223][ T32] INFO: task kworker/1:597:5308 blocked for more than 467 seconds. [ 1340.919254][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.919277][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.919297][ T32] task:kworker/1:597 state:D stack:0 pid:5308 tgid:5308 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1340.919709][ T32] r5:847fa400 r4:82918640 [ 1340.919729][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1340.919857][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 ** 2 printk messages dropped ** [ 1340.929788][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.930277][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.930342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3700 [ 1340.930367][ T32] r4:00000000 [ 1340.930415][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.930477][ T32] r9:83018205 r8:847fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1340.930502][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.930557][ T32] r5:00001000 r4:eb92f000 [ 1340.930578][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.930620][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.930661][ T32] r5:8563138c r4:85631000 [ 1340.930681][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.930727][ T32] r7:ddde2d40 r6:83018200 r5:8563138c r4:855a2f00 [ 1340.930747][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.930791][ T32] r10:61c88647 r9:847fa400 r8:855a2f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.930813][ T32] r4:855a2f00 [ 1340.930860][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.930910][ T32] r10:00000000 r9:855a2f00 r8:8027ed34 r7:eb91de60 r6:85579f00 r5:847fa400 [ 1340.930931][ T32] r4:00000001 [ 1340.930950][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.930985][ T32] Exception stack(0xeb92dfb0 to 0xeb92dff8) [ 1340.931014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.931042][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.931067][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.931107][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.931132][ T32] r4:855f34c0 [ 1340.931605][ T32] INFO: task kworker/1:597:5308 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.931640][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.931742][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.931791][ T32] Call trace: [ 1340.931822][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.931872][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.931894][ T32] r4:00000000 [ 1340.931949][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.932003][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.932035][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.932064][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.932086][ T32] 9d60: 900e0013 ffffffff [ 1340.932127][ T32] r5:900e0013 r4:80239bd0 [ 1340.932181][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.932226][ T32] r4:82ac11e4 [ 1340.932267][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.932353][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.932396][ T32] r4:e06a9dc0 [ 1340.932417][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.932487][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.932551][ T32] r4:00000000 [ 1340.932603][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.932678][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.932702][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.932744][ T32] r5:00001000 r4:dfb77000 [ 1340.932766][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1340.933065][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1340.933259][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.933732][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.933995][ T32] r5:854f9800 r4:82918640 [ 1340.934015][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.934152][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.934282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3640 ** 11 printk messages dropped ** [ 1340.934895][ T32] r10:61c88647 r9:854f9800 r8:855a2fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1340.935216][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1340.936105][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.936367][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1340.936541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1340.936901][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.936944][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.936964][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.937007][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.937029][ T32] r4:85093380 [ 1340.937047][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.937090][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.937143][ T32] r4:00000001 [ 1340.937166][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.937201][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.937227][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.937254][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.937279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.937306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.937327][ T32] r4:8508f600 [ 1340.937347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.937371][ T32] INFO: task kworker/1:599:5312 blocked for more than 467 seconds. [ 1340.937408][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.937434][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.937455][ T32] task:kworker/1:599 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.937498][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.937547][ T32] Call trace: [ 1340.937624][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.937671][ T32] r10:82918644 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:854fb000 [ 1340.937715][ T32] r4:854fb000 [ 1340.937736][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.937776][ T32] r5:854fb000 r4:82918640 [ 1340.937795][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.937833][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.937877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 [ 1340.937898][ T32] r4:00000000 [ 1340.937916][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.937951][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.937985][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.938053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3980 [ 1340.938078][ T32] r4:00000000 [ 1340.938118][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.938175][ T32] r9:83018205 r8:854fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [ 1340.938198][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1340.938490][ T32] r7:ddde2d40 r6:83018200 r5:85631b8c r4:855fa080 ** 9 printk messages dropped ** [ 1340.938862][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.939602][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1340.951969][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1340.952065][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1340.952271][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 10 printk messages dropped ** [ 1340.952640][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1340.952910][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1340.953236][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1340.953364][ T32] r5:854fbc00 r4:82918640 ** 3 printk messages dropped ** [ 1340.953488][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1340.953623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3c80 ** 8 printk messages dropped ** [ 1340.953910][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1340.954308][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1340.955006][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.955240][ T32] 9d60: 900e0013 ffffffff ** 5 printk messages dropped ** [ 1340.955428][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1340.955755][ T32] r5:00001000 r4:dfb77000 ** 4 printk messages dropped ** [ 1340.955926][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.955947][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.955991][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.956024][ T32] r4:85093380 [ 1340.956047][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.956091][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.956122][ T32] r4:00000001 [ 1340.956144][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.956179][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.956205][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.956232][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.956259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.956287][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.956309][ T32] r4:8508f600 [ 1340.956352][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.956400][ T32] INFO: task kworker/1:601:5317 blocked for more than 467 seconds. [ 1340.956431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.956455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.956475][ T32] task:kworker/1:601 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.956548][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.956597][ T32] Call trace: [ 1340.956627][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.956673][ T32] r10:82918644 r9:eb8fdd84 r8:00000002 r7:60000013 r6:eb8fdd8c r5:854fd400 [ 1340.956696][ T32] r4:854fd400 [ 1340.956715][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.956773][ T32] r5:854fd400 r4:82918640 [ 1340.956796][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.956836][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.956892][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 [ 1340.956917][ T32] r4:00000000 [ 1340.956966][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.957007][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.957163][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.957209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b59c0 [ 1340.957231][ T32] r4:00000000 [ 1340.957251][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.957293][ T32] r9:83018205 r8:854fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [ 1340.957345][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.957390][ T32] r5:00001000 r4:eb96d000 [ 1340.957409][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.957447][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.957487][ T32] r5:85632f8c r4:85632c00 [ 1340.957507][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.957578][ T32] r7:ddde2d40 r6:83018200 r5:85632f8c r4:855fa280 [ 1340.957603][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.957649][ T32] r10:61c88647 r9:854fd400 r8:855fa2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.957734][ T32] r4:855fa280 [ 1340.957757][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.957843][ T32] r10:00000000 r9:855fa280 r8:8027ed34 r7:eb94de60 r6:855fa300 r5:854fd400 [ 1340.957868][ T32] r4:00000001 [ 1340.957886][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.957920][ T32] Exception stack(0xeb8fdfb0 to 0xeb8fdff8) [ 1340.958033][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1340.958065][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.958091][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.958119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.958140][ T32] r4:855f3bc0 [ 1340.958466][ T32] INFO: task kworker/1:601:5317 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.958520][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.958588][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.958633][ T32] Call trace: [ 1340.958772][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.958824][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.958910][ T32] r4:00000000 [ 1340.958932][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.958970][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.958998][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.959027][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1340.959049][ T32] 9d60: 900e0013 ffffffff [ 1340.959072][ T32] r5:900e0013 r4:80239bd0 [ 1340.959091][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1340.959130][ T32] r4:82ac11e4 [ 1340.959149][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1340.959202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1340.959227][ T32] r4:e06a9dc0 [ 1340.959264][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.959309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1340.959331][ T32] r4:00000000 [ 1340.959349][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.959402][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1340.959442][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.959487][ T32] r5:00001000 r4:dfb77000 [ 1340.959507][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.959551][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.959602][ T32] r5:8501a38c r4:8501a000 [ 1340.959623][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.959693][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1340.959715][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.959760][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.959781][ T32] r4:85093380 [ 1340.959800][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.975490][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1340.975582][ T32] r4:00000001 [ 1340.975610][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.975691][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1340.975725][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1340.975770][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.975802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.975831][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.975852][ T32] r4:8508f600 [ 1340.975896][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1340.975931][ T32] INFO: task kworker/1:602:5320 blocked for more than 467 seconds. [ 1340.975985][ T32] Not tainted 6.15.0-syzkaller #0 [ 1340.976012][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1340.976035][ T32] task:kworker/1:602 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.976091][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.976142][ T32] Call trace: [ 1340.976174][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1340.976223][ T32] r10:82918644 r9:eb955d84 r8:00000002 r7:60000113 r6:eb955d8c r5:854fe000 [ 1340.976245][ T32] r4:854fe000 [ 1340.976263][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1340.976302][ T32] r5:854fe000 r4:82918640 [ 1340.976322][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.976360][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.976404][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb955e08 [ 1340.976427][ T32] r4:00000000 [ 1340.976482][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.976534][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.976577][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.976617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3e40 [ 1340.976638][ T32] r4:00000000 [ 1340.976657][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.976702][ T32] r9:83018205 r8:854fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 ** 2 printk messages dropped ** [ 1340.976812][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1340.977164][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1340.977384][ T32] r4:85592f80 ** 3 printk messages dropped ** [ 1340.978054][ T32] Call trace: ** 7 printk messages dropped ** [ 1340.978303][ T32] 9d60: 900e0013 ffffffff ** 5 printk messages dropped ** [ 1340.978516][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1340.978668][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1340.979017][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1340.979191][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1340.979521][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1340.987501][ T32] r5:854fec00 r4:82918640 [ 1340.987550][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1340.987607][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1340.987658][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 [ 1340.987712][ T32] r4:00000000 [ 1340.987755][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1340.987798][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1340.987838][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1340.987879][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85592fc0 [ 1340.987901][ T32] r4:00000000 [ 1340.987920][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1340.987965][ T32] r9:83018205 r8:854fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [ 1340.987986][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1340.988036][ T32] r5:00001000 r4:eb967000 [ 1340.988056][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1340.988094][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1340.988134][ T32] r5:85632b8c r4:85632800 [ 1340.988153][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1340.988199][ T32] r7:ddde2d40 r6:83018200 r5:85632b8c r4:855fa480 [ 1340.988220][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1340.988285][ T32] r10:61c88647 r9:854fec00 r8:855fa4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1340.988310][ T32] r4:855fa480 [ 1340.988329][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1340.988384][ T32] r10:00000000 r9:855fa480 r8:8027ed34 r7:eb8fde60 r6:855fa500 r5:854fec00 [ 1340.988410][ T32] r4:00000001 [ 1340.988429][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1340.988494][ T32] Exception stack(0xeb965fb0 to 0xeb965ff8) [ 1340.988530][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1340.988612][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1340.988641][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1340.988670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1340.988691][ T32] r4:855f3ec0 [ 1340.989151][ T32] INFO: task kworker/1:603:5321 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1340.989198][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1340.989265][ T32] Workqueue: events bpf_prog_free_deferred [ 1340.989336][ T32] Call trace: [ 1340.989369][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1340.989418][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1340.989466][ T32] r4:00000000 [ 1340.989486][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1340.989523][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1340.989557][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1340.989586][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1340.989770][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 10 printk messages dropped ** [ 1340.996363][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1340.996621][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1340.996897][ T32] INFO: task kworker/1:604:5323 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1340.997332][ T32] r5:854fc800 r4:82918640 [ 1340.997351][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1340.997456][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1340.997702][ T32] r9:83018205 r8:854fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 ** 8 printk messages dropped ** [ 1340.997987][ T32] r10:61c88647 r9:854fc800 r8:855fa5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1340.998976][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1340.999647][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.005355][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1341.005626][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.005930][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1341.006345][ T32] r5:854fa400 r4:82918640 [ 1341.006383][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.006609][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1341.006987][ T32] r7:ddde2d40 r6:83018200 r5:8563338c r4:855fa680 ** 5 printk messages dropped ** [ 1341.007182][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1341.007376][ T32] r4:855f3fc0 ** 3 printk messages dropped ** [ 1341.008191][ T32] Call trace: [ 1341.008231][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.008319][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.008346][ T32] r4:00000000 [ 1341.008388][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.008429][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.008458][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.008487][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.008541][ T32] 9d60: 900e0013 ffffffff [ 1341.008600][ T32] r5:900e0013 r4:80239bd0 [ 1341.008624][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.008688][ T32] r4:82ac11e4 [ 1341.008720][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1341.008812][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.008973][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1341.009326][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1341.009597][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.009847][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.022271][ T32] r5:854f4800 r4:82918640 [ 1341.022290][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.022432][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.022646][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.022883][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.023304][ T32] Exception stack(0xeb985fb0 to 0xeb985ff8) ** 6 printk messages dropped ** [ 1341.024014][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.024593][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.024757][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 10 printk messages dropped ** [ 1341.025098][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1341.025405][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1341.025607][ T32] task:kworker/1:607 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.025933][ T32] r5:85668000 r4:82918640 ** 3 printk messages dropped ** [ 1341.026108][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.026327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a700 ** 9 printk messages dropped ** [ 1341.026782][ T32] r7:ddde2d40 r6:83018200 r5:85638b8c r4:855fa880 ** 3 printk messages dropped ** [ 1341.026907][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.026973][ T32] r10:00000000 r9:855fa880 r8:8027ed34 r7:eb985e60 r6:855fa900 r5:85668000 [ 1341.026999][ T32] r4:00000001 [ 1341.027018][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.027053][ T32] Exception stack(0xeb999fb0 to 0xeb999ff8) [ 1341.027078][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.027105][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.027131][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.027159][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.027180][ T32] r4:8560a180 [ 1341.027494][ T32] INFO: task kworker/1:607:5330 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.027525][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.027609][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.027654][ T32] Call trace: [ 1341.027713][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.027787][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.027813][ T32] r4:00000000 [ 1341.027832][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.027869][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.027898][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.027927][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.027959][ T32] 9d60: 900e0013 ffffffff [ 1341.028011][ T32] r5:900e0013 r4:80239bd0 [ 1341.028036][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.028107][ T32] r4:82ac11e4 [ 1341.028130][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.028194][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.028241][ T32] r4:e06a9dc0 [ 1341.028285][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.028350][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.028396][ T32] r4:00000000 [ 1341.028419][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.028464][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.028485][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.028540][ T32] r5:00001000 r4:dfb77000 [ 1341.028564][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.028625][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.028691][ T32] r5:8501a38c r4:8501a000 [ 1341.028714][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.028761][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.028803][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.028871][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.028920][ T32] r4:85093380 [ 1341.028964][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.029012][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.029034][ T32] r4:00000001 [ 1341.029052][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.029086][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.029131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.029184][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.029241][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.029271][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.029293][ T32] r4:8508f600 [ 1341.029328][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.029355][ T32] INFO: task kworker/1:608:5331 blocked for more than 467 seconds. [ 1341.029383][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.029406][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.029462][ T32] task:kworker/1:608 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.029540][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.029625][ T32] Call trace: [ 1341.029682][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.029749][ T32] r10:82918644 r9:eb9a1d84 r8:00000002 r7:60000013 r6:eb9a1d8c r5:85668c00 [ 1341.029774][ T32] r4:85668c00 [ 1341.029792][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.044550][ T32] r5:85668c00 r4:82918640 [ 1341.044627][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.044695][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.044741][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 [ 1341.044764][ T32] r4:00000000 [ 1341.044785][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.044824][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.044865][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.044905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a340 [ 1341.044948][ T32] r4:00000000 [ 1341.044972][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.045041][ T32] r9:83018205 r8:85668c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 1341.045067][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.045113][ T32] r5:00001000 r4:eb995000 [ 1341.045133][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.045173][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.045214][ T32] r5:85633f8c r4:85633c00 [ 1341.045233][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.045279][ T32] r7:ddde2d40 r6:83018200 r5:85633f8c r4:855fa980 [ 1341.045299][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.045357][ T32] r10:61c88647 r9:85668c00 r8:855fa9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.045383][ T32] r4:855fa980 [ 1341.045404][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.045448][ T32] r10:00000000 r9:855fa980 r8:8027ed34 r7:eb999e60 r6:855faa00 r5:85668c00 [ 1341.045469][ T32] r4:00000001 [ 1341.045489][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.045566][ T32] Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) [ 1341.045603][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.045632][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.045659][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.045687][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.045708][ T32] r4:8560a280 [ 1341.046171][ T32] INFO: task kworker/1:608:5331 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 2 printk messages dropped ** [ 1341.046371][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.046772][ T32] 9d60: 900e0013 ffffffff ** 5 printk messages dropped ** [ 1341.047024][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.047250][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1341.047567][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1341.047777][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.048028][ T32] task:kworker/1:609 state:D stack:0 pid:5334 tgid:5334 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 4 printk messages dropped ** [ 1341.048208][ T32] r4:85669800 [ 1341.048226][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.048264][ T32] r5:85669800 r4:82918640 [ 1341.048304][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.048347][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.048391][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 [ 1341.048413][ T32] r4:00000000 [ 1341.048432][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.048468][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.048502][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.048547][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a4c0 [ 1341.048580][ T32] r4:00000000 [ 1341.048622][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.048668][ T32] r9:83018205 r8:85669800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1341.048689][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.048730][ T32] r5:00001000 r4:eb9a3000 [ 1341.048750][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.048788][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.048849][ T32] r5:8563838c r4:85638000 [ 1341.048871][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.048915][ T32] r7:ddde2d40 r6:83018200 r5:8563838c r4:855faa80 [ 1341.048934][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.048980][ T32] r10:61c88647 r9:85669800 r8:855faaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.049001][ T32] r4:855faa80 [ 1341.049018][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.049061][ T32] r10:00000000 r9:855faa80 r8:8027ed34 r7:eb999e60 r6:855fab00 r5:85669800 [ 1341.049082][ T32] r4:00000001 [ 1341.049121][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.049158][ T32] Exception stack(0xeb9adfb0 to 0xeb9adff8) [ 1341.049184][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.049736][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1341.055839][ T32] r5:900e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1341.056010][ T32] r4:e06a9dc0 ** 9 printk messages dropped ** [ 1341.056446][ T32] r5:8501a38c r4:8501a000 ** 5 printk messages dropped ** [ 1341.056752][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.056800][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.056822][ T32] r4:00000001 [ 1341.056841][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.056875][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.056921][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.056952][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.056978][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.057027][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.057054][ T32] r4:8508f600 [ 1341.057076][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.057128][ T32] INFO: task kworker/1:610:5336 blocked for more than 467 seconds. [ 1341.057181][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.057223][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.057258][ T32] task:kworker/1:610 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.057345][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.057423][ T32] Call trace: [ 1341.057473][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.057520][ T32] r10:82918644 r9:eb9c1d84 r8:00000002 r7:60000013 r6:eb9c1d8c r5:8566a400 [ 1341.057550][ T32] r4:8566a400 [ 1341.057593][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.057636][ T32] r5:8566a400 r4:82918640 [ 1341.057656][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.057695][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.057739][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 [ 1341.057761][ T32] r4:00000000 [ 1341.057802][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1341.058090][ T32] r9:83018205 r8:8566a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 ** 8 printk messages dropped ** [ 1341.058432][ T32] r10:61c88647 r9:8566a400 r8:855fabac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.058779][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.059621][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1341.059707][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.059781][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.059863][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.073211][ T32] 9d60: 900e0013 ffffffff [ 1341.073291][ T32] r5:900e0013 r4:80239bd0 [ 1341.073343][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.073451][ T32] r4:82ac11e4 [ 1341.073472][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.073515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.073544][ T32] r4:e06a9dc0 [ 1341.073563][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.073608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.073653][ T32] r4:00000000 [ 1341.073698][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.073750][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.073772][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.073818][ T32] r5:00001000 r4:dfb77000 [ 1341.073855][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.073899][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.073941][ T32] r5:8501a38c r4:8501a000 [ 1341.073960][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.074005][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.074026][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.074106][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.074161][ T32] r4:85093380 [ 1341.074206][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.074301][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 2 printk messages dropped ** [ 1341.074533][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1341.074926][ T32] INFO: task kworker/1:611:5338 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.075295][ T32] r5:8566b000 r4:82918640 [ 1341.075315][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.075485][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 ** 9 printk messages dropped ** [ 1341.076177][ T32] r5:00001000 r4:eb9bd000 ** 4 printk messages dropped ** [ 1341.076490][ T32] r7:ddde2d40 r6:83018200 r5:85638f8c r4:855fac80 [ 1341.076544][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.076594][ T32] r10:61c88647 r9:8566b000 r8:855facac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.076641][ T32] r4:855fac80 [ 1341.076684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.076735][ T32] r10:00000000 r9:855fac80 r8:8027ed34 r7:eb999e60 r6:855fad00 r5:8566b000 [ 1341.076757][ T32] r4:00000001 [ 1341.076775][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.076814][ T32] Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) [ 1341.076840][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.076867][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.076893][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.076920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.076942][ T32] r4:8560a740 [ 1341.077430][ T32] INFO: task kworker/1:611:5338 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.077468][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.077544][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.077611][ T32] Call trace: [ 1341.077645][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.077693][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.077715][ T32] r4:00000000 [ 1341.077733][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.077781][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.077814][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.077862][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1341.078025][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.078119][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.078349][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1341.078605][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1341.078877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1341.079320][ T32] r4:8566bc00 ** 1 printk messages dropped ** [ 1341.079404][ T32] r5:8566bc00 r4:82918640 [ 1341.079439][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.079509][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.079561][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 [ 1341.079600][ T32] r4:00000000 [ 1341.079622][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.079661][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.079757][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.079814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ab00 [ 1341.079877][ T32] r4:00000000 [ 1341.090562][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.090645][ T32] r9:83018205 r8:8566bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [ 1341.090672][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.090718][ T32] r5:00001000 r4:eb9cb000 [ 1341.090739][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.090778][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.090820][ T32] r5:8563938c r4:85639000 [ 1341.090839][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.090900][ T32] r7:ddde2d40 r6:83018200 r5:8563938c r4:855fad80 [ 1341.090925][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.090971][ T32] r10:61c88647 r9:8566bc00 r8:855fadac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.090994][ T32] r4:855fad80 [ 1341.091089][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.091139][ T32] r10:00000000 r9:855fad80 r8:8027ed34 r7:eb9b5e60 r6:855fae00 r5:8566bc00 [ 1341.091161][ T32] r4:00000001 [ 1341.091206][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.091245][ T32] Exception stack(0xeb98dfb0 to 0xeb98dff8) [ 1341.091275][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.091323][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1341.091919][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.092746][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 10 printk messages dropped ** [ 1341.093184][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1341.093358][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1341.093623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.093649][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.093690][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.093735][ T32] r4:8508f600 [ 1341.093779][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.093811][ T32] INFO: task kworker/1:613:5341 blocked for more than 467 seconds. [ 1341.093846][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.093900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.093947][ T32] task:kworker/1:613 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.094041][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.094086][ T32] Call trace: [ 1341.094116][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.094161][ T32] r10:82918644 r9:eb9d5d84 r8:00000002 r7:60000013 r6:eb9d5d8c r5:8566d400 [ 1341.094183][ T32] r4:8566d400 [ 1341.094202][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.094240][ T32] r5:8566d400 r4:82918640 [ 1341.094258][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.094318][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.094366][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 [ 1341.094410][ T32] r4:00000000 [ 1341.094433][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.094470][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.094505][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.094551][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ad80 [ 1341.094573][ T32] r4:00000000 [ 1341.094606][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.094655][ T32] r9:83018205 r8:8566d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 ** 2 printk messages dropped ** [ 1341.094736][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1341.095085][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.095798][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.096503][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.096561][ T32] r4:e06a9dc0 [ 1341.096584][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.096626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.096647][ T32] r4:00000000 [ 1341.096666][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.096721][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.096744][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.096845][ T32] r5:00001000 r4:dfb77000 [ 1341.096876][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.096940][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.096986][ T32] r5:8501a38c r4:8501a000 [ 1341.097007][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.097061][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.097084][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.097129][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.097159][ T32] r4:85093380 [ 1341.097181][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.097225][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.097268][ T32] r4:00000001 [ 1341.097319][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.097356][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.097382][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.097410][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.097489][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.097522][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.097570][ T32] r4:8508f600 [ 1341.097593][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.097674][ T32] INFO: task kworker/1:614:5343 blocked for more than 467 seconds. ** 5 printk messages dropped ** [ 1341.098145][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.098286][ T32] r5:8566c800 r4:82918640 [ 1341.098314][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.098652][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.098836][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.098895][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.098942][ T32] r5:85639b8c r4:85639800 [ 1341.098961][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.099004][ T32] r7:ddde2d40 r6:83018200 r5:85639b8c r4:855faf80 [ 1341.099024][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.099067][ T32] r10:61c88647 r9:8566c800 r8:855fafac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.099102][ T32] r4:855faf80 [ 1341.099124][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.099167][ T32] r10:00000000 r9:855faf80 r8:8027ed34 r7:eb9d5e60 r6:8561c000 r5:8566c800 [ 1341.099217][ T32] r4:00000001 [ 1341.099239][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.099294][ T32] Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) [ 1341.099322][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.099349][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.099395][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.099447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.099471][ T32] r4:85614000 [ 1341.099778][ T32] INFO: task kworker/1:614:5343 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.099857][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.112354][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.112456][ T32] Call trace: [ 1341.112496][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.112559][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 6 printk messages dropped ** [ 1341.112749][ T32] r5:900e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1341.113095][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.113432][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1341.113728][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.114158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.114765][ T32] r4:847fc800 ** 1 printk messages dropped ** [ 1341.114868][ T32] r5:847fc800 r4:82918640 [ 1341.114911][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.115075][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1341.115190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614540 [ 1341.115211][ T32] r4:00000000 [ 1341.115250][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.115297][ T32] r9:83018205 r8:847fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [ 1341.115318][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.115359][ T32] r5:00001000 r4:eb9fd000 [ 1341.115378][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.115415][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.115456][ T32] r5:8563a78c r4:8563a400 [ 1341.115475][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.115518][ T32] r7:ddde2d40 r6:83018200 r5:8563a78c r4:8561c080 [ 1341.115549][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.115594][ T32] r10:61c88647 r9:847fc800 r8:8561c0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.115615][ T32] r4:8561c080 [ 1341.115635][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.115703][ T32] r10:00000000 r9:8561c080 r8:8027ed34 r7:eb9c9e60 r6:85579f80 r5:847fc800 [ 1341.115742][ T32] r4:00000001 [ 1341.115763][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.115798][ T32] Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) [ 1341.115824][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.115852][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.115879][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.115906][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.115927][ T32] r4:85614200 [ 1341.116350][ T32] INFO: task kworker/1:615:5344 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.116383][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.116457][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.116503][ T32] Call trace: [ 1341.116539][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.116644][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.116671][ T32] r4:00000000 [ 1341.116743][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.116787][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1341.117041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 3 printk messages dropped ** [ 1341.117237][ T32] r4:00000000 [ 1341.117403][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.117453][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.117474][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.117526][ T32] r5:00001000 r4:dfb77000 [ 1341.117562][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.117602][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.117642][ T32] r5:8501a38c r4:8501a000 [ 1341.117662][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.117706][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.117780][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.117832][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.117854][ T32] r4:85093380 [ 1341.117873][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.117918][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.117981][ T32] r4:00000001 [ 1341.118008][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.118045][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.118070][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1341.118386][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1341.118768][ T32] r4:847fbc00 ** 1 printk messages dropped ** [ 1341.118847][ T32] r5:847fbc00 r4:82918640 [ 1341.118957][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.119065][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.119720][ T32] r9:83018205 r8:847fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 ** 8 printk messages dropped ** [ 1341.135495][ T32] r10:61c88647 r9:847fbc00 r8:8561c12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1341.136269][ T32] r4:856142c0 ** 5 printk messages dropped ** [ 1341.137024][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1341.137400][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.137577][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1341.137931][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1341.138239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.138536][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.138838][ T32] r5:847fd400 r4:82918640 [ 1341.138857][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.138895][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.138948][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 [ 1341.138973][ T32] r4:00000000 [ 1341.139000][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.139060][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.139100][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.139160][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856144c0 [ 1341.139186][ T32] r4:00000000 [ 1341.139205][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.139248][ T32] r9:83018205 r8:847fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [ 1341.139268][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.139309][ T32] r5:00001000 r4:eb9f7000 [ 1341.139327][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.139364][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.139404][ T32] r5:8563a38c r4:8563a000 [ 1341.139423][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.139467][ T32] r7:ddde2d40 r6:83018200 r5:8563a38c r4:8561c180 [ 1341.139487][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.139536][ T32] r10:61c88647 r9:847fd400 r8:8561c1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.139579][ T32] r4:8561c180 [ 1341.139601][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.139687][ T32] r10:00000000 r9:8561c180 r8:8027ed34 r7:eb9e9e60 r6:8561e080 r5:847fd400 [ 1341.139735][ T32] r4:00000001 [ 1341.139756][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.139791][ T32] Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) [ 1341.139816][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.145815][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.145879][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.145913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.145950][ T32] r4:856142c0 [ 1341.146374][ T32] INFO: task kworker/1:617:5348 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.146410][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.146509][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.146639][ T32] Call trace: [ 1341.146737][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.147003][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.147081][ T32] r4:00000000 [ 1341.147104][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.147143][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.147172][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.147201][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.147245][ T32] 9d60: 900e0013 ffffffff [ 1341.147270][ T32] r5:900e0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1341.147358][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.147586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1341.148008][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1341.148563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.149015][ T32] r4:847fe000 ** 1 printk messages dropped ** [ 1341.149105][ T32] r5:847fe000 r4:82918640 [ 1341.149139][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.149412][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1341.158616][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1341.159126][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.164162][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1341.164593][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.164785][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1341.165186][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1341.165428][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.165749][ T32] task:kworker/1:619 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.166032][ T32] r5:847f8c00 r4:82918640 ** 3 printk messages dropped ** [ 1341.166155][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.166367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856147c0 ** 9 printk messages dropped ** [ 1341.166705][ T32] r7:ddde2d40 r6:83018200 r5:8563af8c r4:8561c280 ** 7 printk messages dropped ** [ 1341.166970][ T32] Exception stack(0xeba21fb0 to 0xeba21ff8) ** 6 printk messages dropped ** [ 1341.167618][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.167950][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.167979][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.168012][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.168058][ T32] 9d60: 900e0013 ffffffff [ 1341.168086][ T32] r5:900e0013 r4:80239bd0 [ 1341.168131][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.168175][ T32] r4:82ac11e4 [ 1341.168199][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.168240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.168261][ T32] r4:e06a9dc0 [ 1341.168290][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.168333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.168355][ T32] r4:00000000 [ 1341.168374][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.168418][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.168468][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.168515][ T32] r5:00001000 r4:dfb77000 [ 1341.168538][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.168577][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.168617][ T32] r5:8501a38c r4:8501a000 [ 1341.168636][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.168679][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.168699][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.168742][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.168763][ T32] r4:85093380 [ 1341.168781][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.168824][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.168885][ T32] r4:00000001 [ 1341.168908][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.168943][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.168968][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.168996][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.169021][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.169048][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.169091][ T32] r4:8508f600 [ 1341.169115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.169139][ T32] INFO: task kworker/1:620:5355 blocked for more than 467 seconds. [ 1341.169166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.169188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.169251][ T32] task:kworker/1:620 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.169304][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.169344][ T32] Call trace: [ 1341.169408][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.169478][ T32] r10:82918644 r9:eba25d84 r8:00000002 r7:60000013 r6:eba25d8c r5:847fec00 [ 1341.169500][ T32] r4:847fec00 [ 1341.169565][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.169609][ T32] r5:847fec00 r4:82918640 [ 1341.169658][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.169714][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.169763][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 [ 1341.169785][ T32] r4:00000000 [ 1341.169826][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.180426][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.180499][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.180575][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614e40 [ 1341.180606][ T32] r4:00000000 [ 1341.180647][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.180723][ T32] r9:83018205 r8:847fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [ 1341.180749][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.180794][ T32] r5:00001000 r4:e4809000 [ 1341.180834][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.180878][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.180920][ T32] r5:8563bf8c r4:8563bc00 [ 1341.180940][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.180986][ T32] r7:ddde2d40 r6:83018200 r5:8563bf8c r4:8561c300 [ 1341.181007][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.181074][ T32] r10:61c88647 r9:847fec00 r8:8561c32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.181119][ T32] r4:8561c300 [ 1341.181142][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.181207][ T32] r10:00000000 r9:8561c300 r8:8027ed34 r7:eba21e60 r6:8561e200 r5:847fec00 [ 1341.181244][ T32] r4:00000001 [ 1341.181280][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.181319][ T32] Exception stack(0xeba25fb0 to 0xeba25ff8) ** 4 printk messages dropped ** [ 1341.181492][ T32] r4:85614740 ** 5 printk messages dropped ** [ 1341.182182][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 4 printk messages dropped ** [ 1341.182424][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.182472][ T32] 9d60: 900e0013 ffffffff [ 1341.182497][ T32] r5:900e0013 r4:80239bd0 [ 1341.182518][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.182576][ T32] r4:82ac11e4 [ 1341.182616][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.182662][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.182685][ T32] r4:e06a9dc0 [ 1341.182724][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.182769][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.182792][ T32] r4:00000000 [ 1341.182811][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.182876][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.182913][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.182981][ T32] r5:00001000 r4:dfb77000 [ 1341.183004][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.183043][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.183083][ T32] r5:8501a38c r4:8501a000 [ 1341.183107][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.183152][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.183193][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.183256][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.183310][ T32] r4:85093380 [ 1341.183396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.183445][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.183468][ T32] r4:00000001 [ 1341.183487][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.183521][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.183572][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.183605][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.183632][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.183659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.183707][ T32] r4:8508f600 [ 1341.183735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.183785][ T32] INFO: task kworker/1:621:5356 blocked for more than 467 seconds. [ 1341.183845][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.183872][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.183892][ T32] task:kworker/1:621 state:D stack:0 pid:5356 tgid:5356 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.183972][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.184121][ T32] Call trace: [ 1341.184183][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.184318][ T32] r10:82918644 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:8566e000 [ 1341.184344][ T32] r4:8566e000 [ 1341.184364][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.184416][ T32] r5:8566e000 r4:82918640 [ 1341.184439][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.184479][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.184523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 ** 4 printk messages dropped ** [ 1341.184717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614a00 ** 12 printk messages dropped ** [ 1341.185270][ T32] r4:8561c380 ** 5 printk messages dropped ** [ 1341.185472][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.186465][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.186678][ T32] r5:900e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1341.187120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1341.187502][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1341.188168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1341.188640][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.188836][ T32] r5:8566ec00 r4:82918640 ** 3 printk messages dropped ** [ 1341.189000][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.189267][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.189513][ T32] r5:8563b78c r4:8563b400 ** 4 printk messages dropped ** [ 1341.189747][ T32] r4:8561c480 ** 6 printk messages dropped ** [ 1341.207758][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.208930][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.209191][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.209368][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1341.209772][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.215089][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.215578][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.215637][ T32] Call trace: [ 1341.215735][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.215788][ T32] r10:82918644 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c r5:85678000 [ 1341.215810][ T32] r4:85678000 [ 1341.215829][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.215869][ T32] r5:85678000 r4:82918640 [ 1341.215889][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.215951][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.216001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 [ 1341.216023][ T32] r4:00000000 [ 1341.216063][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.216126][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.216168][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.216209][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614d40 [ 1341.216244][ T32] r4:00000000 [ 1341.216309][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.216359][ T32] r9:83018205 r8:85678000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1341.216381][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.216422][ T32] r5:00001000 r4:dfa8d000 [ 1341.216483][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.216546][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.216591][ T32] r5:8563bb8c r4:8563b800 [ 1341.216626][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.216681][ T32] r7:ddde2d40 r6:83018200 r5:8563bb8c r4:8561c580 [ 1341.216704][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.216772][ T32] r10:61c88647 r9:85678000 r8:8561c5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.216797][ T32] r4:8561c580 [ 1341.216832][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.216878][ T32] r10:00000000 r9:8561c580 r8:8027ed34 r7:eba25e60 r6:8561c600 r5:85678000 [ 1341.216899][ T32] r4:00000001 [ 1341.216917][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.216951][ T32] Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) [ 1341.216998][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.217065][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.217095][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.217122][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.217143][ T32] r4:85614c40 [ 1341.217608][ T32] INFO: task kworker/1:623:5360 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.217643][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.217699][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.217814][ T32] Call trace: [ 1341.217892][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.217985][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.218016][ T32] r4:00000000 [ 1341.218035][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.218328][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.218362][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1341.218574][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.218799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1341.219175][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1341.219543][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.230489][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.230810][ T32] r5:85679800 r4:82918640 ** 2 printk messages dropped ** [ 1341.230944][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 ** 8 printk messages dropped ** [ 1341.231280][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.231688][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.232688][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.233468][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.233797][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1341.234192][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1341.234551][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.235120][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.235290][ T32] r5:8567a400 r4:82918640 ** 3 printk messages dropped ** [ 1341.235517][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.235758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ae40 [ 1341.235795][ T32] r4:00000000 [ 1341.235825][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.235873][ T32] r9:83018205 r8:8567a400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1341.235921][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.235988][ T32] r5:00001000 r4:eac53000 [ 1341.236098][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.236142][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.236186][ T32] r5:8564478c r4:85644400 [ 1341.236206][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.236251][ T32] r7:ddde2d40 r6:83018200 r5:8564478c r4:8561c780 [ 1341.236294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.236409][ T32] r10:61c88647 r9:8567a400 r8:8561c7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.236436][ T32] r4:8561c780 [ 1341.236456][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.236501][ T32] r10:00000000 r9:8561c780 r8:8027ed34 r7:eb7d5e60 r6:8561c800 r5:8567a400 [ 1341.236572][ T32] r4:00000001 [ 1341.236596][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.236632][ T32] Exception stack(0xeb7e9fb0 to 0xeb7e9ff8) [ 1341.236679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.236723][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.236757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.236786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.236810][ T32] r4:85614fc0 [ 1341.237138][ T32] INFO: task kworker/1:625:5365 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.237173][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.237259][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.237309][ T32] Call trace: [ 1341.237364][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.237419][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.237443][ T32] r4:00000000 [ 1341.237480][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.237553][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.237617][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.237651][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.237676][ T32] 9d60: 900e0013 ffffffff [ 1341.237699][ T32] r5:900e0013 r4:80239bd0 [ 1341.237729][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.237796][ T32] r4:82ac11e4 [ 1341.237821][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.237889][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.237916][ T32] r4:e06a9dc0 [ 1341.237936][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.238002][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.238030][ T32] r4:00000000 [ 1341.238059][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.238109][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.238153][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.238199][ T32] r5:00001000 r4:dfb77000 [ 1341.238220][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.238259][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.238325][ T32] r5:8501a38c r4:8501a000 [ 1341.238360][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.238410][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.238433][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.238500][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.238544][ T32] r4:85093380 [ 1341.238578][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.238999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.258763][ T32] r4:8567b000 ** 1 printk messages dropped ** [ 1341.258858][ T32] r5:8567b000 r4:82918640 [ 1341.258881][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.258932][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.258982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 [ 1341.259005][ T32] r4:00000000 [ 1341.259026][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.259087][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.259132][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.259195][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea040 [ 1341.259221][ T32] r4:00000000 [ 1341.259241][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.259287][ T32] r9:83018205 r8:8567b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1341.259309][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.259354][ T32] r5:00001000 r4:eadfb000 [ 1341.259395][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.259461][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.259512][ T32] r5:85644b8c r4:85644800 [ 1341.259540][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.259597][ T32] r7:ddde2d40 r6:83018200 r5:85644b8c r4:8561c880 [ 1341.259643][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.259722][ T32] r10:61c88647 r9:8567b000 r8:8561c8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.259752][ T32] r4:8561c880 [ 1341.259793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.259902][ T32] r10:00000000 r9:8561c880 r8:8027ed34 r7:eb7e9e60 r6:8561c900 r5:8567b000 [ 1341.264003][ T32] r4:00000001 [ 1341.264036][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.264127][ T32] Exception stack(0xeba01fb0 to 0xeba01ff8) [ 1341.264169][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.264198][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.264224][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.264253][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.264274][ T32] r4:85614fc0 [ 1341.264755][ T32] INFO: task kworker/1:626:5366 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 1 printk messages dropped ** [ 1341.264884][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1341.265294][ T32] r5:900e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1341.265464][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.265819][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1341.266128][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1341.266290][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1341.266521][ T32] INFO: task kworker/1:627:5370 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.266962][ T32] r5:8567bc00 r4:82918640 [ 1341.266985][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.267118][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.267336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea140 ** 9 printk messages dropped ** [ 1341.267802][ T32] r7:ddde2d40 r6:83018200 r5:85644f8c r4:8561c980 ** 8 printk messages dropped ** [ 1341.268119][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.268971][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1341.269472][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.269726][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 11 printk messages dropped ** [ 1341.280817][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 12 printk messages dropped ** [ 1341.281414][ T32] task:kworker/1:628 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.281808][ T32] r5:8567c800 r4:82918640 ** 3 printk messages dropped ** [ 1341.281956][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.282165][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.282439][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1341.282617][ T32] r10:61c88647 r9:8567c800 r8:8561caac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.282638][ T32] r4:8561ca80 [ 1341.282656][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.282699][ T32] r10:00000000 r9:8561ca80 r8:8027ed34 r7:eb7ede60 r6:8561cb00 r5:8567c800 [ 1341.282730][ T32] r4:00000001 [ 1341.282752][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.282809][ T32] Exception stack(0xeba35fb0 to 0xeba35ff8) [ 1341.282862][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.282901][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.282930][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.282959][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.283001][ T32] r4:850ea1c0 [ 1341.283480][ T32] INFO: task kworker/1:628:5371 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.283514][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.283594][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.283662][ T32] Call trace: [ 1341.283724][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.283775][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.283798][ T32] r4:00000000 [ 1341.283839][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.283882][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.283912][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.283962][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.284035][ T32] 9d60: 900e0013 ffffffff [ 1341.284060][ T32] r5:900e0013 r4:80239bd0 [ 1341.284102][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.284146][ T32] r4:82ac11e4 [ 1341.284166][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.284207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.284266][ T32] r4:e06a9dc0 [ 1341.284290][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.284331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.284374][ T32] r4:00000000 [ 1341.284449][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.284509][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.284687][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.284734][ T32] r5:00001000 r4:dfb77000 [ 1341.284754][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.284792][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.284844][ T32] r5:8501a38c r4:8501a000 [ 1341.284872][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.284984][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.285008][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.285054][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.285076][ T32] r4:85093380 [ 1341.285094][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.285137][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.285158][ T32] r4:00000001 [ 1341.285221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.285327][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.285362][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.285408][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.285467][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.285557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.285587][ T32] r4:8508f600 ** 1 printk messages dropped ** [ 1341.285670][ T32] INFO: task kworker/1:629:5374 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.286103][ T32] r5:8567d400 r4:82918640 [ 1341.286123][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.286161][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.286205][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 [ 1341.286236][ T32] r4:00000000 [ 1341.286293][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.286333][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.286370][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.286410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea400 [ 1341.286431][ T32] r4:00000000 [ 1341.286450][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.286514][ T32] r9:83018205 r8:8567d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1341.286548][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.286620][ T32] r5:00001000 r4:eb113000 [ 1341.286643][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.286682][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.286783][ T32] r5:8564578c r4:85645400 [ 1341.286806][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.286894][ T32] r7:ddde2d40 r6:83018200 r5:8564578c r4:8561cb80 [ 1341.286918][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.286964][ T32] r10:61c88647 r9:8567d400 r8:8561cbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.286985][ T32] r4:8561cb80 [ 1341.287004][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.287048][ T32] r10:00000000 r9:8561cb80 r8:8027ed34 r7:eba35e60 r6:8561cc00 r5:8567d400 [ 1341.287111][ T32] r4:00000001 [ 1341.287133][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.287167][ T32] Exception stack(0xeba39fb0 to 0xeba39ff8) [ 1341.287203][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.287234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.287260][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.287332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.287356][ T32] r4:850ea300 [ 1341.287738][ T32] INFO: task kworker/1:629:5374 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.287773][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.287844][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.287889][ T32] Call trace: [ 1341.287919][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.287966][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.287994][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.288180][ T32] 9d60: 900e0013 ffffffff ** 5 printk messages dropped ** [ 1341.288420][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.288640][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1341.289039][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1341.289257][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.289753][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.307825][ T32] r5:8567e000 r4:82918640 ** 3 printk messages dropped ** [ 1341.308062][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.308239][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.308452][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.308861][ T32] Exception stack(0xeba3dfb0 to 0xeba3dff8) ** 6 printk messages dropped ** [ 1341.309640][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.316026][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.316364][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1341.316657][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.317069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.317601][ T32] r4:8567ec00 ** 1 printk messages dropped ** [ 1341.317671][ T32] r5:8567ec00 r4:82918640 ** 2 printk messages dropped ** [ 1341.317778][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 ** 8 printk messages dropped ** [ 1341.318081][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1341.318415][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1341.319298][ T32] INFO: task kworker/1:631:5377 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 13 printk messages dropped ** [ 1341.328809][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1341.328935][ T32] r4:e06a9dc0 [ 1341.328977][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.329025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.329077][ T32] r4:00000000 [ 1341.329100][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.329168][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.329216][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.329295][ T32] r5:00001000 r4:dfb77000 [ 1341.329340][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.329383][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.329425][ T32] r5:8501a38c r4:8501a000 [ 1341.329468][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.329515][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.329543][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.329612][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.329638][ T32] r4:85093380 [ 1341.329658][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.329734][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.329781][ T32] r4:00000001 [ 1341.329803][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.329840][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.329949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.334111][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.334155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.334187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.334212][ T32] r4:8508f600 [ 1341.334246][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.334312][ T32] INFO: task kworker/1:632:5380 blocked for more than 467 seconds. [ 1341.334351][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.334377][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.334418][ T32] task:kworker/1:632 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.334477][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.334542][ T32] Call trace: [ 1341.334576][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.334628][ T32] r10:82918644 r9:eba45d84 r8:00000002 r7:60000013 r6:eba45d8c r5:85678c00 [ 1341.334650][ T32] r4:85678c00 [ 1341.334681][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.334726][ T32] r5:85678c00 r4:82918640 [ 1341.334747][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.334785][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.334829][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 [ 1341.334851][ T32] r4:00000000 [ 1341.334869][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.334905][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.334943][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.335005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea880 [ 1341.335031][ T32] r4:00000000 [ 1341.335051][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.335097][ T32] r9:83018205 r8:85678c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1341.335140][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.335185][ T32] r5:00001000 r4:eb1b7000 [ 1341.335214][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.335257][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.335297][ T32] r5:8564638c r4:85646000 [ 1341.335316][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.335381][ T32] r7:ddde2d40 r6:83018200 r5:8564638c r4:8561ce80 [ 1341.335405][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.335469][ T32] r10:61c88647 r9:85678c00 r8:8561ceac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.335496][ T32] r4:8561ce80 [ 1341.335526][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.335605][ T32] r10:00000000 r9:8561ce80 r8:8027ed34 r7:eba41e60 r6:8561cf00 r5:85678c00 [ 1341.335632][ T32] r4:00000001 [ 1341.335651][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.335745][ T32] Exception stack(0xeba45fb0 to 0xeba45ff8) [ 1341.335775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.335803][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.335829][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1341.336495][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1341.336628][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.336651][ T32] r4:00000000 [ 1341.336669][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.336706][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.336735][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.336763][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.336797][ T32] 9d60: 900e0013 ffffffff [ 1341.336825][ T32] r5:900e0013 r4:80239bd0 [ 1341.336845][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.336904][ T32] r4:82ac11e4 [ 1341.336928][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.336990][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.337036][ T32] r4:e06a9dc0 [ 1341.337081][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.337126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.337149][ T32] r4:00000000 [ 1341.337168][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.337212][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.337246][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.337339][ T32] r5:00001000 r4:dfb77000 [ 1341.337398][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.337491][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.337593][ T32] r5:8501a38c r4:8501a000 [ 1341.337638][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.337738][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.337781][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.337878][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.337932][ T32] r4:85093380 [ 1341.337977][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.338099][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.338157][ T32] r4:00000001 [ 1341.338181][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.338236][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.338266][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.338296][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.338623][ T32] task:kworker/1:633 state:D stack:0 pid:5381 tgid:5381 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.339074][ T32] r5:85670000 r4:82918640 ** 2 printk messages dropped ** [ 1341.339298][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 ** 9 printk messages dropped ** [ 1341.351365][ T32] r5:00001000 r4:eb1ed000 ** 6 printk messages dropped ** [ 1341.351652][ T32] r10:61c88647 r9:85670000 r8:8561cfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1341.352014][ T32] r4:850ea8c0 ** 5 printk messages dropped ** [ 1341.352750][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1341.353127][ T32] r4:e06a9dc0 ** 8 printk messages dropped ** [ 1341.353403][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1341.353835][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.354180][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.354398][ T32] r5:847ee000 r4:82918640 ** 2 printk messages dropped ** [ 1341.354562][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba51e08 ** 8 printk messages dropped ** [ 1341.354852][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1341.355278][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.355466][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.356148][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1341.356539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1341.356865][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.357275][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1341.357522][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.357896][ T32] r5:855cd400 r4:82918640 [ 1341.357919][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.357970][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.358035][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 [ 1341.358060][ T32] r4:00000000 [ 1341.358099][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.358139][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.358176][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.358226][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ead40 [ 1341.358253][ T32] r4:00000000 [ 1341.358271][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.358314][ T32] r9:83018205 r8:855cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1341.358335][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.358375][ T32] r5:00001000 r4:eb3fd000 [ 1341.358413][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.358475][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.358520][ T32] r5:85646f8c r4:85646c00 [ 1341.358565][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.358612][ T32] r7:ddde2d40 r6:83018200 r5:85646f8c r4:8519f100 [ 1341.358633][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.358685][ T32] r10:61c88647 r9:855cd400 r8:8519f12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.358709][ T32] r4:8519f100 [ 1341.358727][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.358769][ T32] r10:00000000 r9:8519f100 r8:8027ed34 r7:eba51e60 r6:8561e300 r5:855cd400 [ 1341.358791][ T32] r4:00000001 [ 1341.358809][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.358842][ T32] Exception stack(0xeba55fb0 to 0xeba55ff8) [ 1341.358891][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.358923][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.358949][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.358977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.358999][ T32] r4:850eac00 [ 1341.359309][ T32] INFO: task kworker/1:635:5385 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.359341][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.359414][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.359463][ T32] Call trace: [ 1341.359493][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.359546][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.359569][ T32] r4:00000000 [ 1341.359588][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.359625][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.359654][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.359705][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.359729][ T32] 9d60: 900e0013 ffffffff [ 1341.359752][ T32] r5:900e0013 r4:80239bd0 [ 1341.359771][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.359810][ T32] r4:82ac11e4 [ 1341.359829][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.359917][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.369690][ T32] r4:e06a9dc0 [ 1341.369736][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.369805][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.369829][ T32] r4:00000000 [ 1341.369908][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.370310][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.370342][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.370413][ T32] r5:00001000 r4:dfb77000 [ 1341.370448][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.370492][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.370540][ T32] r5:8501a38c r4:8501a000 [ 1341.370562][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.370609][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.370629][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1341.370889][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1341.371000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.371026][ T32] r4:8508f600 [ 1341.371049][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.371087][ T32] INFO: task kworker/1:636:5387 blocked for more than 467 seconds. [ 1341.371145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.371173][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.371220][ T32] task:kworker/1:636 state:D stack:0 pid:5387 tgid:5387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.371279][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.371324][ T32] Call trace: [ 1341.371367][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.371420][ T32] r10:82918644 r9:eba5dd84 r8:00000002 r7:60000013 r6:eba5dd8c r5:84858c00 [ 1341.371443][ T32] r4:84858c00 [ 1341.371462][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.371500][ T32] r5:84858c00 r4:82918640 [ 1341.371520][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.371565][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.371609][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 [ 1341.371649][ T32] r4:00000000 [ 1341.371688][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.371728][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.371785][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.371831][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ab80 [ 1341.371886][ T32] r4:00000000 [ 1341.371908][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.371961][ T32] r9:83018205 r8:84858c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1341.371985][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.372027][ T32] r5:00001000 r4:eb415000 [ 1341.372069][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.372112][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.372152][ T32] r5:8564738c r4:85647000 ** 1 printk messages dropped ** [ 1341.372233][ T32] r7:ddde2d40 r6:83018200 r5:8564738c r4:8519f180 ** 7 printk messages dropped ** [ 1341.372475][ T32] Exception stack(0xeba5dfb0 to 0xeba5dff8) ** 6 printk messages dropped ** [ 1341.373180][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.373261][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.373307][ T32] Call trace: [ 1341.373336][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.373384][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.373407][ T32] r4:00000000 [ 1341.373435][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.373477][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.373506][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.373541][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.373564][ T32] 9d60: 900e0013 ffffffff [ 1341.373586][ T32] r5:900e0013 r4:80239bd0 [ 1341.373606][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.373646][ T32] r4:82ac11e4 [ 1341.373665][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.373705][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.373727][ T32] r4:e06a9dc0 [ 1341.373745][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.373785][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.373816][ T32] r4:00000000 [ 1341.373844][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.373888][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.373923][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.373967][ T32] r5:00001000 r4:dfb77000 [ 1341.373986][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.374024][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.374066][ T32] r5:8501a38c r4:8501a000 ** 1 printk messages dropped ** [ 1341.374130][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 8 printk messages dropped ** [ 1341.374546][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.374800][ T32] task:kworker/1:637 state:D stack:0 pid:5388 tgid:5388 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.375107][ T32] r5:84859800 r4:82918640 ** 2 printk messages dropped ** [ 1341.375213][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 ** 8 printk messages dropped ** [ 1341.375516][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.375832][ T32] r4:8519f200 ** 6 printk messages dropped ** [ 1341.376018][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.376491][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.376542][ T32] Call trace: [ 1341.376572][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.376636][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.376662][ T32] r4:00000000 [ 1341.376681][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.376718][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.376747][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.376775][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.376798][ T32] 9d60: 900e0013 ffffffff [ 1341.376820][ T32] r5:900e0013 r4:80239bd0 [ 1341.376839][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.376877][ T32] r4:82ac11e4 [ 1341.376897][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.376937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.376958][ T32] r4:e06a9dc0 [ 1341.376976][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.377017][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.377039][ T32] r4:00000000 [ 1341.377076][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.377125][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.377191][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.377237][ T32] r5:00001000 r4:dfb77000 [ 1341.377256][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.377294][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.377335][ T32] r5:8501a38c r4:8501a000 [ 1341.377354][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1341.377673][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.377912][ T32] task:kworker/1:638 state:D stack:0 pid:5390 tgid:5390 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.378322][ T32] r5:85670c00 r4:82918640 ** 2 printk messages dropped ** [ 1341.378449][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 ** 8 printk messages dropped ** [ 1341.378726][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.379106][ T32] r4:8519f280 ** 5 printk messages dropped ** [ 1341.379299][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.379951][ T32] Call trace: [ 1341.399460][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.399551][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.399592][ T32] r4:00000000 [ 1341.399649][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.399713][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.399749][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.399778][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.399802][ T32] 9d60: 900e0013 ffffffff [ 1341.399824][ T32] r5:900e0013 r4:80239bd0 [ 1341.400325][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.400424][ T32] r4:82ac11e4 [ 1341.400450][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.400495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.400518][ T32] r4:e06a9dc0 [ 1341.400543][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.400586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.400663][ T32] r4:00000000 [ 1341.400686][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.400733][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.400754][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.400945][ T32] r5:00001000 r4:dfb77000 [ 1341.400975][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.401016][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.401057][ T32] r5:8501a38c r4:8501a000 [ 1341.401076][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.401122][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.401142][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.401187][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.401208][ T32] r4:85093380 [ 1341.401227][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.401270][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.401292][ T32] r4:00000001 [ 1341.401311][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.401345][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.401383][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.401420][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.401447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.401500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.401548][ T32] r4:8508f600 [ 1341.401576][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.401616][ T32] INFO: task kworker/1:639:5393 blocked for more than 467 seconds. [ 1341.401655][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.401680][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.401702][ T32] task:kworker/1:639 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.401792][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.401887][ T32] Call trace: [ 1341.401942][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.402003][ T32] r10:82918644 r9:eba65d84 r8:00000002 r7:60000013 r6:eba65d8c r5:85672400 ** 2 printk messages dropped ** [ 1341.402094][ T32] r5:85672400 r4:82918640 [ 1341.402114][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.402237][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1341.402332][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1341.402707][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.403049][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.403942][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.404176][ T32] r5:900e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1341.404463][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.404741][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1341.404950][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.405294][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.405692][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.405907][ T32] r5:85673000 r4:82918640 ** 3 printk messages dropped ** [ 1341.406082][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.406323][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.406696][ T32] r5:85647f8c r4:85647c00 ** 5 printk messages dropped ** [ 1341.406955][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.407845][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.408706][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.408996][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.409044][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.409089][ T32] r5:00001000 r4:dfb77000 [ 1341.409160][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.409202][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.409242][ T32] r5:8501a38c r4:8501a000 [ 1341.409261][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.409327][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.409351][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.409396][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.409466][ T32] r4:85093380 [ 1341.409536][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.409609][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.409635][ T32] r4:00000001 [ 1341.409679][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.409716][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.409751][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.409782][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.409826][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.409927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.425020][ T32] r4:8508f600 [ 1341.425107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.425167][ T32] INFO: task kworker/1:641:5397 blocked for more than 467 seconds. [ 1341.425228][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.425260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.425284][ T32] task:kworker/1:641 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.425343][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.425425][ T32] Call trace: [ 1341.425485][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.425549][ T32] r10:82918644 r9:eba6dd84 r8:00000002 r7:60000113 r6:eba6dd8c r5:85673c00 [ 1341.425609][ T32] r4:85673c00 [ 1341.425656][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.425720][ T32] r5:85673c00 r4:82918640 [ 1341.425744][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.425785][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.425830][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 [ 1341.425852][ T32] r4:00000000 [ 1341.425870][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.425929][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.425972][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.426026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1440 [ 1341.426071][ T32] r4:00000000 [ 1341.426115][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.426164][ T32] r9:83018205 r8:85673c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [ 1341.426186][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.426228][ T32] r5:00001000 r4:eb5bd000 [ 1341.426248][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.426287][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.426349][ T32] r5:8564c78c r4:8564c400 [ 1341.426393][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.426445][ T32] r7:ddde2d40 r6:83018200 r5:8564c78c r4:8519f580 [ 1341.426466][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.426510][ T32] r10:61c88647 r9:85673c00 r8:8519f5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.426548][ T32] r4:8519f580 [ 1341.426594][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.426653][ T32] r10:00000000 r9:8519f580 r8:8027ed34 r7:eba65e60 r6:8519f600 r5:85673c00 [ 1341.426677][ T32] r4:00000001 [ 1341.426696][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1341.426929][ T32] r4:851c1340 ** 5 printk messages dropped ** [ 1341.427762][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1341.428386][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.428588][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 11 printk messages dropped ** [ 1341.429157][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1341.429634][ T32] INFO: task kworker/1:642:5400 blocked for more than 467 seconds. ** 9 printk messages dropped ** [ 1341.437801][ T32] r5:85674800 r4:82918640 [ 1341.437833][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.437878][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.437944][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 [ 1341.437972][ T32] r4:00000000 [ 1341.438015][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.438079][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.438125][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.438166][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1800 [ 1341.438197][ T32] r4:00000000 [ 1341.438220][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.438288][ T32] r9:83018205 r8:85674800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1341.438315][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.438360][ T32] r5:00001000 r4:eb5e5000 [ 1341.438400][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.438463][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.438547][ T32] r5:8564cf8c r4:8564cc00 [ 1341.438572][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.438620][ T32] r7:ddde2d40 r6:83018200 r5:8564cf8c r4:8519f680 [ 1341.438641][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.438685][ T32] r10:61c88647 r9:85674800 r8:8519f6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.438706][ T32] r4:8519f680 [ 1341.438725][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.438790][ T32] r10:00000000 r9:8519f680 r8:8027ed34 r7:eba6de60 r6:8519f700 r5:85674800 [ 1341.438835][ T32] r4:00000001 [ 1341.438857][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.438893][ T32] Exception stack(0xeba75fb0 to 0xeba75ff8) [ 1341.438943][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1341.439001][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.448660][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.449038][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.449217][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1341.449663][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.449713][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.449735][ T32] r4:85093380 [ 1341.449754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.449798][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.449910][ T32] r4:00000001 [ 1341.454172][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.454239][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.454270][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.454311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.454364][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.454396][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.454420][ T32] r4:8508f600 [ 1341.454463][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.454497][ T32] INFO: task kworker/1:643:5401 blocked for more than 467 seconds. [ 1341.454538][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.454567][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.454589][ T32] task:kworker/1:643 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.454644][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.454691][ T32] Call trace: [ 1341.454757][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.454817][ T32] r10:82918644 r9:eba79d84 r8:00000002 r7:60000113 r6:eba79d8c r5:85675400 [ 1341.454839][ T32] r4:85675400 [ 1341.454883][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.454927][ T32] r5:85675400 r4:82918640 [ 1341.454955][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.454998][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.455043][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 [ 1341.455064][ T32] r4:00000000 [ 1341.455083][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.455206][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.455313][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.455359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1580 [ 1341.455381][ T32] r4:00000000 [ 1341.455401][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1341.455712][ T32] r5:8564cb8c r4:8564c800 ** 6 printk messages dropped ** [ 1341.456014][ T32] r10:00000000 r9:8519f780 r8:8027ed34 r7:eba75e60 r6:8519f800 r5:85675400 ** 9 printk messages dropped ** [ 1341.456936][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1341.457804][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1341.458214][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1341.458893][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1341.459518][ T32] r4:85676000 ** 1 printk messages dropped ** [ 1341.459620][ T32] r5:85676000 r4:82918640 ** 2 printk messages dropped ** [ 1341.459824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba7de08 ** 8 printk messages dropped ** [ 1341.471200][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1341.471584][ T32] r10:61c88647 r9:85676000 r8:8519f8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1341.471944][ T32] r4:851c17c0 ** 5 printk messages dropped ** [ 1341.472730][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1341.473135][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.473415][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1341.473634][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.474141][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.474656][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.474836][ T32] r5:8485b000 r4:82918640 ** 5 printk messages dropped ** [ 1341.475041][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1341.475164][ T32] r4:00000000 [ 1341.475182][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.475248][ T32] r9:83018205 r8:8485b000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1341.475282][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.475335][ T32] r5:00001000 r4:eb5f5000 [ 1341.475480][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.475546][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.475591][ T32] r5:8564d38c r4:8564d000 [ 1341.475652][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.475741][ T32] r7:ddde2d40 r6:83018200 r5:8564d38c r4:8519f980 [ 1341.475782][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.475833][ T32] r10:61c88647 r9:8485b000 r8:8519f9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.475855][ T32] r4:8519f980 [ 1341.475895][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.475964][ T32] r10:00000000 r9:8519f980 r8:8027ed34 r7:eba7de60 r6:8561e480 r5:8485b000 [ 1341.475990][ T32] r4:00000001 [ 1341.476071][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.476173][ T32] Exception stack(0xeba85fb0 to 0xeba85ff8) [ 1341.476288][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.476321][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.476347][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.476374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.476397][ T32] r4:851c1900 [ 1341.476741][ T32] INFO: task kworker/1:645:5405 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.476810][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.476932][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.476999][ T32] Call trace: [ 1341.477079][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.477132][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.477154][ T32] r4:00000000 [ 1341.477194][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.477302][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.477356][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.477409][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.477479][ T32] 9d60: 900e0013 ffffffff [ 1341.477504][ T32] r5:900e0013 r4:80239bd0 [ 1341.477545][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.477640][ T32] r4:82ac11e4 [ 1341.477664][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.477834][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.477876][ T32] r4:e06a9dc0 [ 1341.477919][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.477986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.478104][ T32] r4:00000000 [ 1341.478214][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.478262][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.478284][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.478325][ T32] r5:00001000 r4:dfb77000 [ 1341.478344][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.478381][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.478431][ T32] r5:8501a38c r4:8501a000 [ 1341.478479][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.478545][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.478569][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.478635][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.478675][ T32] r4:85093380 [ 1341.478783][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.478833][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 4 printk messages dropped ** [ 1341.479011][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1341.479562][ T32] r4:8485bc00 ** 1 printk messages dropped ** [ 1341.479618][ T32] r5:8485bc00 r4:82918640 [ 1341.479637][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.479699][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.479771][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 [ 1341.479820][ T32] r4:00000000 [ 1341.479841][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.479932][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.497342][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.497453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1b00 [ 1341.497483][ T32] r4:00000000 [ 1341.497516][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.497584][ T32] r9:83018205 r8:8485bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1341.497609][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.497677][ T32] r5:00001000 r4:eb755000 [ 1341.497701][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.497743][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.497785][ T32] r5:8564d78c r4:8564d400 [ 1341.497827][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.497901][ T32] r7:ddde2d40 r6:83018200 r5:8564d78c r4:8519fa00 [ 1341.497945][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.498012][ T32] r10:61c88647 r9:8485bc00 r8:8519fa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.498043][ T32] r4:8519fa00 [ 1341.498084][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.498154][ T32] r10:00000000 r9:8519fa00 r8:8027ed34 r7:eba7de60 r6:8561e500 r5:8485bc00 [ 1341.498191][ T32] r4:00000001 [ 1341.498218][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.498255][ T32] Exception stack(0xeba8dfb0 to 0xeba8dff8) [ 1341.498287][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.498325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.498378][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1341.498945][ T32] INFO: task kworker/1:646:5407 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 9 printk messages dropped ** [ 1341.499448][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.499471][ T32] 9d60: 900e0013 ffffffff [ 1341.499493][ T32] r5:900e0013 r4:80239bd0 [ 1341.499512][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.499568][ T32] r4:82ac11e4 [ 1341.499591][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.499634][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.499690][ T32] r4:e06a9dc0 [ 1341.499722][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.499796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.499876][ T32] r4:00000000 [ 1341.508058][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.508179][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.508234][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.508294][ T32] r5:00001000 r4:dfb77000 [ 1341.508340][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.508386][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.508450][ T32] r5:8501a38c r4:8501a000 [ 1341.508474][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.508525][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.508554][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.508612][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.508659][ T32] r4:85093380 [ 1341.508681][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.508727][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.508770][ T32] r4:00000001 [ 1341.508796][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1341.509148][ T32] INFO: task kworker/1:647:5409 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.509627][ T32] r5:84858000 r4:82918640 [ 1341.509650][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.509777][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.514643][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1341.514763][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.514804][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.514846][ T32] r5:8564df8c r4:8564dc00 [ 1341.514865][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.514970][ T32] r7:ddde2d40 r6:83018200 r5:8564df8c r4:8519fa80 [ 1341.514995][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.515041][ T32] r10:61c88647 r9:84858000 r8:8519faac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.515063][ T32] r4:8519fa80 [ 1341.515103][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.515152][ T32] r10:00000000 r9:8519fa80 r8:8027ed34 r7:eba7de60 r6:8561e580 r5:84858000 [ 1341.515173][ T32] r4:00000001 [ 1341.515213][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.515266][ T32] Exception stack(0xeba95fb0 to 0xeba95ff8) [ 1341.515321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.515353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.515403][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.515434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.515456][ T32] r4:851c1b80 [ 1341.515969][ T32] INFO: task kworker/1:647:5409 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.516007][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.516100][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.516151][ T32] Call trace: [ 1341.516193][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 6 printk messages dropped ** [ 1341.516435][ T32] 9d60: 900e0013 ffffffff ** 5 printk messages dropped ** [ 1341.516687][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.516922][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1341.517158][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.517477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1341.517970][ T32] r4:8485d400 ** 1 printk messages dropped ** [ 1341.518049][ T32] r5:8485d400 r4:82918640 [ 1341.518077][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.518380][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1341.518707][ T32] r5:00001000 r4:eb7ab000 [ 1341.518750][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.518793][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.518856][ T32] r5:8564e78c r4:8564e400 [ 1341.518900][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.518949][ T32] r7:ddde2d40 r6:83018200 r5:8564e78c r4:8519fb00 [ 1341.519017][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.519087][ T32] r10:61c88647 r9:8485d400 r8:8519fb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.519112][ T32] r4:8519fb00 [ 1341.519151][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.519197][ T32] r10:00000000 r9:8519fb00 r8:8027ed34 r7:eba95e60 r6:8561e600 r5:8485d400 [ 1341.519219][ T32] r4:00000001 [ 1341.519259][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.519304][ T32] Exception stack(0xeba99fb0 to 0xeba99ff8) [ 1341.519350][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.519402][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.519434][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.519476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.519501][ T32] r4:851c1b80 [ 1341.530613][ T32] INFO: task kworker/1:648:5410 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.530703][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.530816][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.530907][ T32] Call trace: [ 1341.530942][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.531001][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.531024][ T32] r4:00000000 [ 1341.531044][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.531082][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.531124][ T32] 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.531180][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.531237][ T32] 9d60: 900e0013 ffffffff [ 1341.531264][ T32] r5:900e0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1341.531442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.531464][ T32] r4:e06a9dc0 [ 1341.531506][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.531588][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.531615][ T32] r4:00000000 [ 1341.531635][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.531706][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.531754][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.531804][ T32] r5:00001000 r4:dfb77000 [ 1341.531833][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.531877][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.531928][ T32] r5:8501a38c r4:8501a000 [ 1341.531960][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.532026][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.532079][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.532148][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1341.532403][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.532740][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.533064][ T32] r5:8485c800 r4:82918640 [ 1341.533083][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.533328][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1341.533606][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1341.534036][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1341.534221][ T32] r4:851c1ec0 ** 5 printk messages dropped ** [ 1341.535055][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1341.535452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 10 printk messages dropped ** [ 1341.535902][ T32] r5:8501a38c r4:8501a000 ** 5 printk messages dropped ** [ 1341.536094][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.536476][ T32] INFO: task kworker/1:650:5414 blocked for more than 468 seconds. ** 2 printk messages dropped ** [ 1341.536552][ T32] task:kworker/1:650 state:D stack:0 pid:5414 tgid:5414 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.536621][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.536661][ T32] Call trace: [ 1341.536714][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.536764][ T32] r10:82918644 r9:ebaa9d84 r8:00000002 r7:60000113 r6:ebaa9d8c r5:8485a400 [ 1341.536785][ T32] r4:8485a400 [ 1341.536803][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.536850][ T32] r5:8485a400 r4:82918640 [ 1341.536873][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.536912][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.536956][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 [ 1341.536977][ T32] r4:00000000 [ 1341.537026][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.537067][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.537103][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.537155][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527e600 [ 1341.537209][ T32] r4:00000000 [ 1341.537231][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.537303][ T32] r9:83018205 r8:8485a400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1341.537328][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.537370][ T32] r5:00001000 r4:eaf87000 [ 1341.537398][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.537441][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.537481][ T32] r5:8564f38c r4:8564f000 [ 1341.537500][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.537550][ T32] r7:ddde2d40 r6:83018200 r5:8564f38c r4:8519fc00 [ 1341.537570][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.537615][ T32] r10:61c88647 r9:8485a400 r8:8519fc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.537637][ T32] r4:8519fc00 [ 1341.537655][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.537697][ T32] r10:00000000 r9:8519fc00 r8:8027ed34 r7:eba99e60 r6:8561e700 r5:8485a400 [ 1341.537743][ T32] r4:00000001 [ 1341.537766][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.537800][ T32] Exception stack(0xebaa9fb0 to 0xebaa9ff8) [ 1341.537846][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.537899][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.537928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.537957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.538003][ T32] r4:851c1e40 [ 1341.538340][ T32] INFO: task kworker/1:650:5414 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 9 printk messages dropped ** [ 1341.538735][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1341.539110][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.539421][ T32] r5:8501a38c r4:8501a000 ** 5 printk messages dropped ** [ 1341.539728][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.553160][ T32] INFO: task kworker/1:651:5416 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.553609][ T32] r5:8485ec00 r4:82918640 [ 1341.553628][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.553898][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527e040 ** 9 printk messages dropped ** [ 1341.554297][ T32] r7:ddde2d40 r6:83018200 r5:8564eb8c r4:8519fc80 ** 9 printk messages dropped ** [ 1341.554650][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1341.555570][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1341.555915][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.556202][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1341.556474][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1341.556705][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.557066][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.557316][ T32] r5:855d8000 r4:82918640 ** 1 printk messages dropped ** [ 1341.557413][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1341.557478][ T32] r4:00000000 [ 1341.557496][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.557539][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.557575][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.557615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527e700 [ 1341.557636][ T32] r4:00000000 [ 1341.557655][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.557725][ T32] r9:83018205 r8:855d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1341.557751][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.557794][ T32] r5:00001000 r4:eb205000 [ 1341.557849][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.557892][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.557933][ T32] r5:8564f78c r4:8564f400 [ 1341.557951][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.557999][ T32] r7:ddde2d40 r6:83018200 r5:8564f78c r4:8519fd00 [ 1341.558019][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.558109][ T32] r10:61c88647 r9:855d8000 r8:8519fd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.558134][ T32] r4:8519fd00 [ 1341.558173][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.558221][ T32] r10:00000000 r9:8519fd00 r8:8027ed34 r7:ebaa9e60 r6:8561e800 r5:855d8000 [ 1341.558242][ T32] r4:00000001 [ 1341.558291][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.558330][ T32] Exception stack(0xebab5fb0 to 0xebab5ff8) [ 1341.558355][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.558382][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.558408][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.558461][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.558486][ T32] r4:8527e080 [ 1341.558828][ T32] INFO: task kworker/1:652:5417 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.558860][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.558943][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.559015][ T32] Call trace: [ 1341.559070][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.559122][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.559176][ T32] r4:00000000 [ 1341.559220][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.559277][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.559330][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.559362][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.559385][ T32] 9d60: 800e0013 ffffffff [ 1341.559420][ T32] r5:800e0013 r4:80239bd0 [ 1341.559443][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.559512][ T32] r4:82ac11e4 [ 1341.559541][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.559585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.559627][ T32] r4:e06a9dc0 [ 1341.559649][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.559755][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.559801][ T32] r4:00000000 [ 1341.559823][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.559928][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.576908][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.577262][ T32] r5:00001000 r4:dfb77000 [ 1341.577291][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.577380][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.577463][ T32] r5:8501a38c r4:8501a000 [ 1341.577566][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.577645][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.577670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.577762][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.577787][ T32] r4:85093380 [ 1341.577818][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.577866][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.577887][ T32] r4:00000001 [ 1341.577906][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.577942][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.577972][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.578005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.578032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.578060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.578081][ T32] r4:8508f600 [ 1341.578103][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.578133][ T32] INFO: task kworker/0:494:5423 blocked for more than 468 seconds. [ 1341.578166][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.578212][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.578239][ T32] task:kworker/0:494 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.578318][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.578369][ T32] Call trace: [ 1341.578426][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.578475][ T32] r10:82918644 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:855d8c00 [ 1341.578496][ T32] r4:855d8c00 [ 1341.578540][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.578585][ T32] r5:855d8c00 r4:82918640 [ 1341.578605][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.578667][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.578729][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 [ 1341.578776][ T32] r4:00000000 [ 1341.578810][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1341.579156][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.579624][ T32] r10:00000000 r9:8561e880 r8:8027ed34 r7:eb745e60 r6:8561e900 r5:855d8c00 ** 9 printk messages dropped ** [ 1341.586773][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.587458][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.587654][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 11 printk messages dropped ** [ 1341.588166][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1341.588474][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.588510][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.588540][ T32] task:kworker/0:495 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.588599][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.588652][ T32] Call trace: [ 1341.588686][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.588731][ T32] r10:82918644 r9:eba71d84 r8:00000002 r7:60000113 r6:eba71d8c r5:855d9800 [ 1341.588753][ T32] r4:855d9800 [ 1341.588771][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.588809][ T32] r5:855d9800 r4:82918640 [ 1341.588828][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.588867][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.588911][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 [ 1341.588932][ T32] r4:00000000 [ 1341.588950][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.588986][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.589021][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.589071][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa500 [ 1341.589096][ T32] r4:00000000 [ 1341.589114][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.589166][ T32] r9:83018005 r8:855d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [ 1341.589191][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.589232][ T32] r5:00001000 r4:eb3f3000 [ 1341.589254][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.589292][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.589332][ T32] r5:851c8b8c r4:851c8800 [ 1341.589350][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.589422][ T32] r7:dddced40 r6:83018000 r5:851c8b8c r4:8561e980 [ 1341.589467][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.589538][ T32] r10:61c88647 r9:855d9800 r8:8561e9ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1341.589586][ T32] r4:8561e980 [ 1341.589608][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.589651][ T32] r10:00000000 r9:8561e980 r8:8027ed34 r7:eba81e60 r6:8561ea00 r5:855d9800 [ 1341.589673][ T32] r4:00000001 [ 1341.589692][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.589725][ T32] Exception stack(0xeba71fb0 to 0xeba71ff8) [ 1341.589750][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.589777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.589813][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.596476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.596566][ T32] r4:8528a640 [ 1341.597051][ T32] INFO: task kworker/0:495:5424 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.597088][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.597512][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1341.597936][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1341.598210][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1341.598416][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 13 printk messages dropped ** [ 1341.598936][ T32] INFO: task kworker/1:653:5427 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.599377][ T32] r5:855dbc00 r4:82918640 [ 1341.599399][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.599766][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.606928][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.607539][ T32] Exception stack(0xeb919fb0 to 0xeb919ff8) ** 6 printk messages dropped ** [ 1341.608235][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.608931][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.609124][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 10 printk messages dropped ** [ 1341.609600][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.616950][ T32] INFO: task kworker/1:654:5429 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.617364][ T32] r5:855db000 r4:82918640 [ 1341.617406][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.617736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527ee00 ** 11 printk messages dropped ** [ 1341.618178][ T32] r10:61c88647 r9:855db000 r8:8519fe2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.618511][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.619420][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.619458][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.619508][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.619554][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.619581][ T32] 9d60: 800e0013 ffffffff [ 1341.619604][ T32] r5:800e0013 r4:80239bd0 [ 1341.619625][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.619693][ T32] r4:82ac11e4 [ 1341.619716][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.619758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.619779][ T32] r4:e06a9dc0 [ 1341.619826][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.626269][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.626358][ T32] r4:00000000 [ 1341.626408][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.626479][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.626516][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.626578][ T32] r5:00001000 r4:dfb77000 [ 1341.626599][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.626638][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.626678][ T32] r5:8501a38c r4:8501a000 [ 1341.626698][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.626756][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.626782][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.626860][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.626886][ T32] r4:85093380 [ 1341.626906][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.626950][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.626972][ T32] r4:00000001 [ 1341.626991][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.627084][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.627149][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.627201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.627252][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.627384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.627442][ T32] r4:8508f600 [ 1341.627517][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.627582][ T32] INFO: task kworker/1:655:5430 blocked for more than 468 seconds. [ 1341.627628][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.627658][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.627708][ T32] task:kworker/1:655 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.627789][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.627851][ T32] Call trace: [ 1341.627911][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.627999][ T32] r10:82918644 r9:eba05d84 r8:00000002 r7:60000113 r6:eba05d8c r5:855dc800 [ 1341.628034][ T32] r4:855dc800 [ 1341.628056][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.628099][ T32] r5:855dc800 r4:82918640 [ 1341.628119][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.628178][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.628227][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba05e08 [ 1341.628259][ T32] r4:00000000 [ 1341.628281][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 5 printk messages dropped ** [ 1341.628513][ T32] r9:83018205 r8:855dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 ** 8 printk messages dropped ** [ 1341.629007][ T32] r10:61c88647 r9:855dc800 r8:8519feac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1341.629384][ T32] r4:8527e780 ** 3 printk messages dropped ** [ 1341.637270][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.637648][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1341.637906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1341.638203][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.638642][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1341.639115][ T32] r4:855da400 ** 1 printk messages dropped ** [ 1341.639204][ T32] r5:855da400 r4:82918640 ** 2 printk messages dropped ** [ 1341.639348][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 ** 9 printk messages dropped ** [ 1341.639772][ T32] r5:00001000 r4:eb2f7000 ** 6 printk messages dropped ** [ 1341.646358][ T32] r10:61c88647 r9:855da400 r8:8519ff2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.646731][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1341.646873][ T32] r4:8527e780 [ 1341.647387][ T32] INFO: task kworker/1:656:5433 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.647450][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.647524][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.647616][ T32] Call trace: [ 1341.647652][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.647730][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.647753][ T32] r4:00000000 [ 1341.647772][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.647865][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.647898][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.647929][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.647973][ T32] 9d60: 800e0013 ffffffff [ 1341.648085][ T32] r5:800e0013 r4:80239bd0 [ 1341.648195][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.648264][ T32] r4:82ac11e4 [ 1341.648287][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.648392][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.648447][ T32] r4:e06a9dc0 [ 1341.648492][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.648543][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.648589][ T32] r4:00000000 [ 1341.648633][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.648789][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.648815][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.648859][ T32] r5:00001000 r4:dfb77000 [ 1341.648901][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.648943][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.648994][ T32] r5:8501a38c r4:8501a000 [ 1341.649062][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.649110][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.649151][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.649221][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.649246][ T32] r4:85093380 [ 1341.649266][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.649311][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.649334][ T32] r4:00000001 [ 1341.649353][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.649386][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.649411][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.649459][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.649508][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.649544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.649568][ T32] r4:8508f600 [ 1341.649589][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.649649][ T32] INFO: task kworker/1:657:5435 blocked for more than 468 seconds. [ 1341.649686][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.649711][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.649780][ T32] task:kworker/1:657 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.656675][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.656848][ T32] Call trace: [ 1341.656981][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.657044][ T32] r10:82918644 r9:ebac5d84 r8:00000002 r7:60000013 r6:ebac5d8c r5:855e0000 [ 1341.657068][ T32] r4:855e0000 [ 1341.657099][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.657165][ T32] r5:855e0000 r4:82918640 [ 1341.657211][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.657279][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.657338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 [ 1341.657365][ T32] r4:00000000 [ 1341.657384][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.657423][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.657462][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1341.657732][ T32] r5:00001000 r4:eb331000 ** 7 printk messages dropped ** [ 1341.658198][ T32] r4:8519ff80 ** 5 printk messages dropped ** [ 1341.658583][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.659541][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.659756][ T32] 9d60: 800e0013 ffffffff [ 1341.659782][ T32] r5:800e0013 r4:80239bd0 [ 1341.659813][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.666226][ T32] r4:82ac11e4 [ 1341.666291][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.666360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.666396][ T32] r4:e06a9dc0 [ 1341.666416][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.666459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.666482][ T32] r4:00000000 [ 1341.666501][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.666558][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.666595][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.666663][ T32] r5:00001000 r4:dfb77000 [ 1341.666696][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.666742][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.666783][ T32] r5:8501a38c r4:8501a000 [ 1341.666804][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.666851][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.666872][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.666916][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.666960][ T32] r4:85093380 [ 1341.666984][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.667029][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.667051][ T32] r4:00000001 [ 1341.667070][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.667105][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.667148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.667178][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.667228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.667280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.667325][ T32] r4:8508f600 [ 1341.667372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.667406][ T32] INFO: task kworker/1:658:5437 blocked for more than 468 seconds. [ 1341.667441][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.667486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.667512][ T32] task:kworker/1:658 state:D stack:0 pid:5437 tgid:5437 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.667611][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.667661][ T32] Call trace: [ 1341.667764][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.667826][ T32] r10:82918644 r9:eb869d84 r8:00000002 r7:60000013 r6:eb869d8c r5:85671800 [ 1341.667849][ T32] r4:85671800 ** 1 printk messages dropped ** [ 1341.667907][ T32] r5:85671800 r4:82918640 [ 1341.667926][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.668167][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1341.668548][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1341.668928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.669820][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.677897][ T32] r5:800e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1341.678337][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1341.678686][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 8 printk messages dropped ** [ 1341.679126][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.679598][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.685006][ T32] r5:85676c00 r4:82918640 ** 1 printk messages dropped ** [ 1341.685072][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1341.685446][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1341.685817][ T32] r4:85193100 ** 5 printk messages dropped ** [ 1341.686029][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.686938][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1341.687309][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.687537][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 10 printk messages dropped ** [ 1341.687907][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.688135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.688162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.688183][ T32] r4:8508f600 [ 1341.688204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.688233][ T32] INFO: task kworker/1:660:5440 blocked for more than 468 seconds. [ 1341.688275][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.688312][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.688336][ T32] task:kworker/1:660 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.688425][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.688470][ T32] Call trace: [ 1341.688501][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.688550][ T32] r10:82918644 r9:ebacdd84 r8:00000002 r7:60000013 r6:ebacdd8c r5:8485e000 [ 1341.688593][ T32] r4:8485e000 [ 1341.688624][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.688675][ T32] r5:8485e000 r4:82918640 [ 1341.688699][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.688739][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.688794][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 [ 1341.688819][ T32] r4:00000000 [ 1341.688839][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.688885][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.688932][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.688975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527ef40 [ 1341.688997][ T32] r4:00000000 [ 1341.689015][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.689057][ T32] r9:83018205 r8:8485e000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1341.689079][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.689119][ T32] r5:00001000 r4:eb63f000 [ 1341.689138][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.689175][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.689215][ T32] r5:8565538c r4:85655000 [ 1341.689234][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.689276][ T32] r7:ddde2d40 r6:83018200 r5:8565538c r4:85193200 [ 1341.689330][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.689380][ T32] r10:61c88647 r9:8485e000 r8:8519322c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.689402][ T32] r4:85193200 [ 1341.689420][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.689485][ T32] r10:00000000 r9:85193200 r8:8027ed34 r7:ebac1e60 r6:85193280 r5:8485e000 [ 1341.689507][ T32] r4:00000001 [ 1341.689525][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.689595][ T32] Exception stack(0xebacdfb0 to 0xebacdff8) [ 1341.689635][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.689666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.689692][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.689719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.689740][ T32] r4:8527ee40 [ 1341.700616][ T32] INFO: task kworker/1:660:5440 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.700726][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.700812][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.700902][ T32] Call trace: [ 1341.700981][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.701040][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.701099][ T32] r4:00000000 [ 1341.701123][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.701162][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.701210][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.701242][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.701266][ T32] 9d60: 800e0013 ffffffff [ 1341.701315][ T32] r5:800e0013 r4:80239bd0 [ 1341.701347][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.701392][ T32] r4:82ac11e4 [ 1341.701413][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.701455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.701478][ T32] r4:e06a9dc0 [ 1341.701514][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.701586][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.701611][ T32] r4:00000000 [ 1341.701631][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 6 printk messages dropped ** [ 1341.701946][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.701996][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.702017][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.702070][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.702116][ T32] r4:85093380 [ 1341.702159][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.702217][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.702247][ T32] r4:00000001 [ 1341.702266][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.702301][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.702351][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.702383][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.702408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.702436][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.702457][ T32] r4:8508f600 [ 1341.702496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.702532][ T32] INFO: task kworker/1:661:5443 blocked for more than 468 seconds. [ 1341.702586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.702614][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.702635][ T32] task:kworker/1:661 state:D stack:0 pid:5443 tgid:5443 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.702712][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.702754][ T32] Call trace: [ 1341.702810][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.702892][ T32] r10:82918644 r9:ebad1d84 r8:00000002 r7:60000013 r6:ebad1d8c r5:847fb000 [ 1341.702918][ T32] r4:847fb000 [ 1341.702947][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.702989][ T32] r5:847fb000 r4:82918640 [ 1341.703017][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.703060][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.703114][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 [ 1341.703138][ T32] r4:00000000 [ 1341.703157][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.703232][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.703293][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.703339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9040 [ 1341.703361][ T32] r4:00000000 [ 1341.703380][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.703423][ T32] r9:83018205 r8:847fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1341.703443][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.703483][ T32] r5:00001000 r4:eb68f000 [ 1341.703502][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.703544][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.703585][ T32] r5:85655b8c r4:85655800 [ 1341.703624][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.703693][ T32] r7:ddde2d40 r6:83018200 r5:85655b8c r4:85193300 [ 1341.703716][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.703761][ T32] r10:61c88647 r9:847fb000 r8:8519332c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.703782][ T32] r4:85193300 [ 1341.703800][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.703842][ T32] r10:00000000 r9:85193300 r8:8027ed34 r7:ebac1e60 r6:85193380 r5:847fb000 [ 1341.703887][ T32] r4:00000001 [ 1341.703929][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.703968][ T32] Exception stack(0xebad1fb0 to 0xebad1ff8) ** 4 printk messages dropped ** [ 1341.704117][ T32] r4:8527e3c0 ** 3 printk messages dropped ** [ 1341.704692][ T32] Call trace: ** 7 printk messages dropped ** [ 1341.704967][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1341.705183][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.705324][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 11 printk messages dropped ** [ 1341.705792][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1341.706136][ T32] INFO: task kworker/1:662:5445 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.706542][ T32] r5:85680c00 r4:82918640 [ 1341.706593][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.706817][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1341.707196][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1341.707699][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.708401][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.708690][ T32] r5:800e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1341.708977][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 4 printk messages dropped ** [ 1341.709207][ T32] r5:00001000 r4:dfb77000 [ 1341.709229][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.709267][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.709308][ T32] r5:8501a38c r4:8501a000 [ 1341.709348][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.709417][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.709461][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.709517][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.709567][ T32] r4:85093380 [ 1341.709589][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.709634][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.709665][ T32] r4:00000001 [ 1341.709703][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.709740][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.709787][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.709818][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.709892][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.725960][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.726004][ T32] r4:8508f600 [ 1341.726029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.726069][ T32] INFO: task kworker/1:663:5447 blocked for more than 468 seconds. [ 1341.726106][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.726134][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.726156][ T32] task:kworker/1:663 state:D stack:0 pid:5447 tgid:5447 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.726231][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.726299][ T32] Call trace: [ 1341.726359][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.726413][ T32] r10:82918644 r9:ebad5d84 r8:00000002 r7:60000113 r6:ebad5d8c r5:85682400 [ 1341.726435][ T32] r4:85682400 [ 1341.726455][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.726494][ T32] r5:85682400 r4:82918640 [ 1341.726552][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.726598][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.726665][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 [ 1341.726691][ T32] r4:00000000 [ 1341.726710][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.726750][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.726789][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.726830][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9240 [ 1341.726851][ T32] r4:00000000 [ 1341.726892][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1341.727055][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1341.727573][ T32] Exception stack(0xebad5fb0 to 0xebad5ff8) ** 6 printk messages dropped ** [ 1341.728246][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1341.728936][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1341.729357][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1341.729730][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.740811][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.741134][ T32] r5:85681800 r4:82918640 [ 1341.741177][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.741479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9640 ** 8 printk messages dropped ** [ 1341.741817][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1341.742274][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.743081][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1341.743462][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 10 printk messages dropped ** [ 1341.744033][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1341.744272][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1341.744632][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.745048][ T32] r5:85683c00 r4:82918640 ** 1 printk messages dropped ** [ 1341.745154][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.745202][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 [ 1341.745223][ T32] r4:00000000 [ 1341.745263][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.745304][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.745339][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.745388][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9840 [ 1341.745413][ T32] r4:00000000 [ 1341.745431][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.745474][ T32] r9:83018205 r8:85683c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1341.745495][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.745585][ T32] r5:00001000 r4:eb6e9000 [ 1341.745608][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.745648][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.745688][ T32] r5:85656b8c r4:85656800 [ 1341.745707][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.745767][ T32] r7:ddde2d40 r6:83018200 r5:85656b8c r4:85193700 [ 1341.745790][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.745835][ T32] r10:61c88647 r9:85683c00 r8:8519372c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.745856][ T32] r4:85193700 [ 1341.745885][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.745933][ T32] r10:00000000 r9:85193700 r8:8027ed34 r7:ebadde60 r6:85193780 r5:85683c00 [ 1341.745977][ T32] r4:00000001 [ 1341.746015][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.746052][ T32] Exception stack(0xebae1fb0 to 0xebae1ff8) [ 1341.746078][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1341.746106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.746132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.746160][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.746181][ T32] r4:852c9600 [ 1341.746481][ T32] INFO: task kworker/1:665:5451 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.746513][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.746608][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.746665][ T32] Call trace: [ 1341.746722][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.746773][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.746805][ T32] r4:00000000 [ 1341.746836][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.746876][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.746906][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.746934][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.746978][ T32] 9d60: 800e0013 ffffffff [ 1341.747013][ T32] r5:800e0013 r4:80239bd0 [ 1341.747049][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.747092][ T32] r4:82ac11e4 [ 1341.747110][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.747183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.747218][ T32] r4:e06a9dc0 [ 1341.747237][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.747278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.747328][ T32] r4:00000000 [ 1341.747372][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.747421][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.747463][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.747508][ T32] r5:00001000 r4:dfb77000 [ 1341.747547][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.747589][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.747640][ T32] r5:8501a38c r4:8501a000 [ 1341.747662][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.747729][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.747759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.747808][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.747852][ T32] r4:85093380 [ 1341.747896][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.747943][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.747965][ T32] r4:00000001 [ 1341.748007][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.748045][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.748071][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.748134][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.748164][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.748192][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.748213][ T32] r4:8508f600 [ 1341.748232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.748256][ T32] INFO: task kworker/1:666:5453 blocked for more than 468 seconds. [ 1341.748298][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.748346][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.748369][ T32] task:kworker/1:666 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.748422][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.748488][ T32] Call trace: [ 1341.748520][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.748573][ T32] r10:82918644 r9:ebae5d84 r8:00000002 r7:60000013 r6:ebae5d8c r5:85683000 [ 1341.748595][ T32] r4:85683000 [ 1341.748635][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.748701][ T32] r5:85683000 r4:82918640 [ 1341.748724][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.748794][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.748862][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 [ 1341.748887][ T32] r4:00000000 [ 1341.748926][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.748970][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.749009][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.749050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9ac0 [ 1341.749093][ T32] r4:00000000 [ 1341.749115][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.749179][ T32] r9:83018205 r8:85683000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1341.749204][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.749266][ T32] r5:00001000 r4:eb7c7000 [ 1341.749288][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.749327][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.749409][ T32] r5:85656f8c r4:85656c00 [ 1341.749456][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.749511][ T32] r7:ddde2d40 r6:83018200 r5:85656f8c r4:85193800 [ 1341.749559][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.749640][ T32] r10:61c88647 r9:85683000 r8:8519382c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.749665][ T32] r4:85193800 [ 1341.749685][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.749737][ T32] r10:00000000 r9:85193800 r8:8027ed34 r7:ebae1e60 r6:85193880 r5:85683000 [ 1341.749770][ T32] r4:00000001 [ 1341.749792][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.761440][ T32] Exception stack(0xebae5fb0 to 0xebae5ff8) [ 1341.761541][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.761578][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.761606][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.761637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.761659][ T32] r4:852c9800 [ 1341.762120][ T32] INFO: task kworker/1:666:5453 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.762172][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.762332][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.762405][ T32] Call trace: [ 1341.762438][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.762514][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.762545][ T32] r4:00000000 [ 1341.762565][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.762624][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.762679][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.762711][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 4 printk messages dropped ** [ 1341.762891][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1341.763263][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.763601][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1341.763932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1341.764491][ T32] r4:85684800 ** 1 printk messages dropped ** [ 1341.764573][ T32] r5:85684800 r4:82918640 [ 1341.764592][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.764886][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1341.765280][ T32] r7:ddde2d40 r6:83018200 r5:8565738c r4:85193900 ** 8 printk messages dropped ** [ 1341.765613][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.766334][ T32] r4:00000000 [ 1341.766359][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.766420][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.766474][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.766506][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.766550][ T32] 9d60: 800e0013 ffffffff [ 1341.766575][ T32] r5:800e0013 r4:80239bd0 [ 1341.766595][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.766635][ T32] r4:82ac11e4 [ 1341.766655][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.766696][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.766728][ T32] r4:e06a9dc0 [ 1341.766751][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.766814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.766839][ T32] r4:00000000 [ 1341.766879][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.766927][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.766964][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.767008][ T32] r5:00001000 r4:dfb77000 [ 1341.767050][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.767092][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.767134][ T32] r5:8501a38c r4:8501a000 [ 1341.767153][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.767218][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.767241][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.767287][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.767308][ T32] r4:85093380 [ 1341.767326][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.767391][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.767416][ T32] r4:00000001 [ 1341.767463][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.767513][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.767547][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.767576][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.767602][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.767639][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.767682][ T32] r4:8508f600 ** 1 printk messages dropped ** [ 1341.767728][ T32] INFO: task kworker/1:668:5457 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.768060][ T32] r5:85685400 r4:82918640 [ 1341.768092][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1341.768200][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1341.768343][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9e40 ** 11 printk messages dropped ** [ 1341.768792][ T32] r10:61c88647 r9:85685400 r8:85193a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.769095][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.769785][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1341.786152][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1341.786467][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.786968][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1341.787191][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1341.787451][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.788141][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.788272][ T32] r5:85686c00 r4:82918640 ** 3 printk messages dropped ** [ 1341.788487][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.788755][ T32] r9:83018205 r8:85686c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 ** 9 printk messages dropped ** [ 1341.789138][ T32] r4:85193b00 ** 6 printk messages dropped ** [ 1341.789543][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.799800][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.800299][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 12 printk messages dropped ** [ 1341.801088][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1341.801536][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1341.801717][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1341.802421][ T32] r4:85680000 ** 1 printk messages dropped ** [ 1341.802540][ T32] r5:85680000 r4:82918640 [ 1341.802563][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.802604][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.802648][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 [ 1341.802679][ T32] r4:00000000 [ 1341.802701][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.802738][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.802794][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.802838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281040 [ 1341.802860][ T32] r4:00000000 [ 1341.802900][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.802988][ T32] r9:83018205 r8:85680000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1341.803025][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.803071][ T32] r5:00001000 r4:eb80b000 [ 1341.803112][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.803155][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.803220][ T32] r5:85657b8c r4:85657800 [ 1341.803242][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.803308][ T32] r7:ddde2d40 r6:83018200 r5:85657b8c r4:85193c00 [ 1341.803416][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.803487][ T32] r10:61c88647 r9:85680000 r8:85193c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.803512][ T32] r4:85193c00 [ 1341.803621][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.803709][ T32] r10:00000000 r9:85193c00 r8:8027ed34 r7:ebaf1e60 r6:85193c80 r5:85680000 [ 1341.803746][ T32] r4:00000001 [ 1341.803769][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.803804][ T32] Exception stack(0xebaf5fb0 to 0xebaf5ff8) [ 1341.803850][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.803903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.803934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.803961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.804004][ T32] r4:852c9e00 [ 1341.804470][ T32] INFO: task kworker/1:670:5460 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.804503][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.804785][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.804864][ T32] Call trace: [ 1341.804931][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.804983][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.805005][ T32] r4:00000000 [ 1341.805068][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.805110][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.805139][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.805167][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.805190][ T32] 9d60: 800e0013 ffffffff ** 2 printk messages dropped ** [ 1341.805332][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.805677][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1341.806190][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1341.806781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1341.807406][ T32] r5:85686000 r4:82918640 [ 1341.807437][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1341.807523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 ** 9 printk messages dropped ** [ 1341.807861][ T32] r5:00001000 r4:eb81f000 ** 6 printk messages dropped ** [ 1341.808114][ T32] r10:61c88647 r9:85686000 r8:85193d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.808473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1341.809357][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1341.809897][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.826199][ T32] r5:8501a38c r4:8501a000 ** 5 printk messages dropped ** [ 1341.826484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1341.827047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1341.827901][ T32] r5:85688000 r4:82918640 [ 1341.827924][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1341.828247][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1341.828766][ T32] r5:8565c78c r4:8565c400 ** 5 printk messages dropped ** [ 1341.829451][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1341.829802][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.829856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.829880][ T32] r4:85281200 [ 1341.840727][ T32] INFO: task kworker/1:672:5465 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.840810][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.840914][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.841019][ T32] Call trace: [ 1341.841065][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.841131][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.841158][ T32] r4:00000000 [ 1341.841179][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.841247][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.841302][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.841342][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.841368][ T32] 9d60: 800e0013 ffffffff [ 1341.841412][ T32] r5:800e0013 r4:80239bd0 [ 1341.841458][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.841505][ T32] r4:82ac11e4 [ 1341.841561][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.841608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.841630][ T32] r4:e06a9dc0 [ 1341.841650][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.841711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.841751][ T32] r4:00000000 [ 1341.841774][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.841820][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.841841][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.841908][ T32] r5:00001000 r4:dfb77000 [ 1341.841931][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.841992][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.842036][ T32] r5:8501a38c r4:8501a000 [ 1341.842056][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.842101][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.842121][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.842165][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.842187][ T32] r4:85093380 [ 1341.842206][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.842249][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.842291][ T32] r4:00000001 [ 1341.842314][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.842370][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.842399][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.842428][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.842463][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.842493][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.842516][ T32] r4:8508f600 [ 1341.842561][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.842623][ T32] INFO: task kworker/1:673:5467 blocked for more than 468 seconds. [ 1341.842681][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.842709][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.842739][ T32] task:kworker/1:673 state:D stack:0 pid:5467 tgid:5467 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.842809][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.842879][ T32] Call trace: [ 1341.842945][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.842993][ T32] r10:82918644 r9:ebb05d84 r8:00000002 r7:60000013 r6:ebb05d8c r5:85689800 [ 1341.843015][ T32] r4:85689800 [ 1341.843034][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.843074][ T32] r5:85689800 r4:82918640 [ 1341.843092][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.843152][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.843201][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 [ 1341.843232][ T32] r4:00000000 [ 1341.843253][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.843290][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.843346][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.843410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852816c0 [ 1341.843436][ T32] r4:00000000 [ 1341.843464][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.843521][ T32] r9:83018205 r8:85689800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1341.843569][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.843614][ T32] r5:00001000 r4:eb835000 [ 1341.843634][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.843688][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.843771][ T32] r5:8565cb8c r4:8565c800 [ 1341.843815][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.843862][ T32] r7:ddde2d40 r6:83018200 r5:8565cb8c r4:85193f00 [ 1341.843882][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.843926][ T32] r10:61c88647 r9:85689800 r8:85193f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.843947][ T32] r4:85193f00 [ 1341.843965][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.844009][ T32] r10:00000000 r9:85193f00 r8:8027ed34 r7:ebb01e60 r6:85193f80 r5:85689800 [ 1341.844030][ T32] r4:00000001 [ 1341.844048][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.844104][ T32] Exception stack(0xebb05fb0 to 0xebb05ff8) [ 1341.844134][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1341.844163][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.844189][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.844239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.844273][ T32] r4:85281200 [ 1341.844588][ T32] INFO: task kworker/1:673:5467 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.844633][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.844690][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.844735][ T32] Call trace: [ 1341.844765][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.844812][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.844845][ T32] r4:00000000 [ 1341.844867][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.844926][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.844958][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.845010][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 2 printk messages dropped ** [ 1341.845121][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1341.845539][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1341.845797][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.846101][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1341.846193][ T32] INFO: task kworker/1:674:5469 blocked for more than 468 seconds. [ 1341.846229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.846256][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.846276][ T32] task:kworker/1:674 state:D stack:0 pid:5469 tgid:5469 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.846318][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.846380][ T32] Call trace: [ 1341.846414][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.846458][ T32] r10:82918644 r9:ebaf9d84 r8:00000002 r7:60000113 r6:ebaf9d8c r5:8568a400 [ 1341.846479][ T32] r4:8568a400 [ 1341.846496][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.846539][ T32] r5:8568a400 r4:82918640 [ 1341.846558][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.846597][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.846640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 [ 1341.846661][ T32] r4:00000000 [ 1341.846700][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.846742][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.846797][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.846842][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852817c0 [ 1341.846878][ T32] r4:00000000 [ 1341.846899][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.846942][ T32] r9:83018205 r8:8568a400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1341.846982][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.847027][ T32] r5:00001000 r4:eb83d000 [ 1341.847056][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.847122][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.847167][ T32] r5:8565cf8c r4:8565cc00 [ 1341.847213][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.847261][ T32] r7:ddde2d40 r6:83018200 r5:8565cf8c r4:85289000 [ 1341.847281][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.847334][ T32] r10:61c88647 r9:8568a400 r8:8528902c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.847357][ T32] r4:85289000 [ 1341.847375][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.847418][ T32] r10:00000000 r9:85289000 r8:8027ed34 r7:ebb05e60 r6:85289080 r5:8568a400 [ 1341.847453][ T32] r4:00000001 [ 1341.847476][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.847510][ T32] Exception stack(0xebaf9fb0 to 0xebaf9ff8) [ 1341.847541][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.847569][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.847594][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1341.847944][ T32] INFO: task kworker/1:674:5469 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 11 printk messages dropped ** [ 1341.848441][ T32] r5:800e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1341.848741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1341.849190][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1341.849601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1341.866186][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1341.866366][ T32] r5:8568bc00 r4:82918640 [ 1341.866385][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1341.866718][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1341.866921][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1341.867247][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.868032][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1341.868974][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1341.869278][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 10 printk messages dropped ** [ 1341.869684][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.879276][ T32] INFO: task kworker/1:676:5473 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1341.879789][ T32] r5:8568d400 r4:82918640 [ 1341.879813][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1341.880254][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1341.880666][ T32] r5:8565df8c r4:8565dc00 ** 5 printk messages dropped ** [ 1341.880954][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1341.881847][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.882363][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.882411][ T32] 9d60: 800e0013 ffffffff [ 1341.882458][ T32] r5:800e0013 r4:80239bd0 [ 1341.882496][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.882544][ T32] r4:82ac11e4 [ 1341.882564][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.882605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.882626][ T32] r4:e06a9dc0 [ 1341.882666][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.882734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.882760][ T32] r4:00000000 [ 1341.882780][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.882824][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.882844][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.882886][ T32] r5:00001000 r4:dfb77000 [ 1341.882904][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.882965][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.883031][ T32] r5:8501a38c r4:8501a000 [ 1341.883053][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.883099][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.883133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.883181][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.883202][ T32] r4:85093380 [ 1341.883243][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.883310][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.883335][ T32] r4:00000001 [ 1341.883355][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.883454][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 1 printk messages dropped ** [ 1341.883511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.883884][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.884145][ T32] r5:8568e000 r4:82918640 [ 1341.884172][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1341.884464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281cc0 ** 11 printk messages dropped ** [ 1341.885070][ T32] r10:61c88647 r9:8568e000 r8:8528932c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1341.885421][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.885451][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.885494][ T32] r4:85281c80 [ 1341.885770][ T32] INFO: task kworker/1:677:5475 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.885847][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.886015][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.886125][ T32] Call trace: [ 1341.886168][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.886217][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.886240][ T32] r4:00000000 [ 1341.886258][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.886296][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.886345][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.886398][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.886425][ T32] 9d60: 800e0013 ffffffff [ 1341.886447][ T32] r5:800e0013 r4:80239bd0 [ 1341.886467][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.886506][ T32] r4:82ac11e4 [ 1341.886562][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.886608][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.886629][ T32] r4:e06a9dc0 [ 1341.886648][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.886739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.886766][ T32] r4:00000000 [ 1341.886830][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.886901][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.886925][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.887014][ T32] r5:00001000 r4:dfb77000 [ 1341.887037][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.887087][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.887131][ T32] r5:8501a38c r4:8501a000 [ 1341.887194][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.887332][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.887355][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1341.887756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1341.888026][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1341.888138][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.888183][ T32] r10:82918644 r9:ebb09d84 r8:00000002 r7:60000013 r6:ebb09d8c r5:8568c800 [ 1341.888247][ T32] r4:8568c800 [ 1341.888397][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.888441][ T32] r5:8568c800 r4:82918640 [ 1341.888460][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.888498][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.888546][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 [ 1341.888568][ T32] r4:00000000 [ 1341.888650][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.888769][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.888808][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.888849][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281e80 [ 1341.888870][ T32] r4:00000000 [ 1341.888888][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.888973][ T32] r9:83018205 r8:8568c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1341.888999][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1341.889187][ T32] r5:8565db8c r4:8565d800 ** 5 printk messages dropped ** [ 1341.889424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1341.906313][ T32] INFO: task kworker/1:678:5477 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 13 printk messages dropped ** [ 1341.907047][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1341.907234][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1341.907639][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 8 printk messages dropped ** [ 1341.907999][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1341.908585][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1341.909002][ T32] r5:8568ec00 r4:82918640 ** 1 printk messages dropped ** [ 1341.909086][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1341.909601][ T32] r5:00001000 r4:eb8c3000 ** 6 printk messages dropped ** [ 1341.917743][ T32] r10:61c88647 r9:8568ec00 r8:8528952c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1341.917997][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1341.918542][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.918635][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.918696][ T32] Call trace: [ 1341.918728][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.918778][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.918800][ T32] r4:00000000 [ 1341.918830][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.918871][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.918901][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.918930][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.918974][ T32] 9d60: 800e0013 ffffffff [ 1341.919022][ T32] r5:800e0013 r4:80239bd0 [ 1341.919053][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.919118][ T32] r4:82ac11e4 [ 1341.919142][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.919206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.919230][ T32] r4:e06a9dc0 [ 1341.919264][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.919309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.919352][ T32] r4:00000000 [ 1341.919375][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.919422][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.919443][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.919491][ T32] r5:00001000 r4:dfb77000 [ 1341.919536][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.919582][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.919623][ T32] r5:8501a38c r4:8501a000 [ 1341.919642][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.919707][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.919727][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.919772][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.919815][ T32] r4:85093380 [ 1341.926040][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.926135][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.926182][ T32] r4:00000001 [ 1341.926212][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.926250][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.926279][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.926338][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.926368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.926397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.926418][ T32] r4:8508f600 [ 1341.926440][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1341.926561][ T32] task:kworker/1:680 state:D stack:0 pid:5481 tgid:5481 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1341.926846][ T32] r5:8568b000 r4:82918640 ** 2 printk messages dropped ** [ 1341.926995][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 ** 9 printk messages dropped ** [ 1341.927346][ T32] r5:00001000 r4:eb8ff000 ** 4 printk messages dropped ** [ 1341.927564][ T32] r7:ddde2d40 r6:83018200 r5:8565eb8c r4:85289600 ** 10 printk messages dropped ** [ 1341.928029][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1341.928810][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1341.929038][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1341.929470][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1341.929797][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1341.935937][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1341.936225][ T32] task:kworker/1:681 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1341.936695][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1341.936998][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b70c0 ** 9 printk messages dropped ** [ 1341.937425][ T32] r7:ddde2d40 r6:83018200 r5:8565e78c r4:85289700 ** 7 printk messages dropped ** [ 1341.937745][ T32] Exception stack(0xebb21fb0 to 0xebb21ff8) ** 6 printk messages dropped ** [ 1341.938406][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1341.939126][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1341.939535][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1341.949297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1341.949731][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.952331][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.952376][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 [ 1341.952398][ T32] r4:00000000 [ 1341.952417][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.952454][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.952512][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.952564][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7480 [ 1341.952586][ T32] r4:00000000 [ 1341.952605][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.952651][ T32] r9:83018205 r8:85690000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1341.952692][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.952774][ T32] r5:00001000 r4:eb909000 [ 1341.952818][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.952882][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.952933][ T32] r5:8565ef8c r4:8565ec00 [ 1341.952954][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.953023][ T32] r7:ddde2d40 r6:83018200 r5:8565ef8c r4:85289800 [ 1341.953047][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.953092][ T32] r10:61c88647 r9:85690000 r8:8528982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.953114][ T32] r4:85289800 [ 1341.953132][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.953206][ T32] r10:00000000 r9:85289800 r8:8027ed34 r7:ebb1de60 r6:85289880 r5:85690000 [ 1341.953252][ T32] r4:00000001 [ 1341.953274][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.953310][ T32] Exception stack(0xebb29fb0 to 0xebb29ff8) [ 1341.953338][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.953367][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.953415][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.953446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.953469][ T32] r4:852b72c0 [ 1341.953874][ T32] INFO: task kworker/1:682:5486 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.953931][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.954019][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.954093][ T32] Call trace: [ 1341.954155][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.954207][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.954230][ T32] r4:00000000 [ 1341.954248][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.954307][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.954340][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.954407][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.954434][ T32] 9d60: 800e0013 ffffffff [ 1341.954456][ T32] r5:800e0013 r4:80239bd0 [ 1341.954476][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.954516][ T32] r4:82ac11e4 [ 1341.954542][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.954605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.954632][ T32] r4:e06a9dc0 [ 1341.954671][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.954736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.954761][ T32] r4:00000000 [ 1341.954815][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1341.954909][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1341.955372][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1341.955779][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.956165][ T32] r5:85690c00 r4:82918640 ** 1 printk messages dropped ** [ 1341.956240][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1341.956545][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1341.956799][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1341.957224][ T32] Exception stack(0xebb25fb0 to 0xebb25ff8) ** 7 printk messages dropped ** [ 1341.957847][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1341.958185][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1341.958628][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1341.959038][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1341.959403][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1341.959610][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.959676][ T32] Call trace: [ 1341.959710][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.959755][ T32] r10:82918644 r9:ebb2dd84 r8:00000002 r7:60000013 r6:ebb2dd8c r5:85691800 [ 1341.959776][ T32] r4:85691800 [ 1341.959831][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.973601][ T32] r5:85691800 r4:82918640 [ 1341.973660][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.973744][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.973798][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb2de08 [ 1341.973835][ T32] r4:00000000 [ 1341.973866][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.973931][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.973992][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.974065][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7640 [ 1341.974091][ T32] r4:00000000 [ 1341.974110][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.974155][ T32] r9:83018205 r8:85691800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1341.974176][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.974220][ T32] r5:00001000 r4:eb923000 [ 1341.974261][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.974339][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.974384][ T32] r5:8565f38c r4:8565f000 [ 1341.974403][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.974470][ T32] r7:ddde2d40 r6:83018200 r5:8565f38c r4:85289a00 [ 1341.974501][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.974553][ T32] r10:61c88647 r9:85691800 r8:85289a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.974600][ T32] r4:85289a00 [ 1341.974624][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.974670][ T32] r10:00000000 r9:85289a00 r8:8027ed34 r7:ebb25e60 r6:85289a80 r5:85691800 [ 1341.974692][ T32] r4:00000001 [ 1341.974732][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.974773][ T32] Exception stack(0xebb2dfb0 to 0xebb2dff8) [ 1341.974823][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1341.974855][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.974882][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.974920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.974959][ T32] r4:852b7600 [ 1341.975349][ T32] INFO: task kworker/1:684:5489 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1341.975450][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.975588][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.975684][ T32] Call trace: [ 1341.975754][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1341.975836][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1341.975862][ T32] r4:00000000 [ 1341.975932][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1341.976101][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1341.976133][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1341.976246][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1341.976274][ T32] 9d60: 800e0013 ffffffff [ 1341.976297][ T32] r5:800e0013 r4:80239bd0 [ 1341.976316][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1341.976378][ T32] r4:82ac11e4 [ 1341.976401][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1341.976467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1341.976512][ T32] r4:e06a9dc0 [ 1341.976539][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.976582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1341.976603][ T32] r4:00000000 [ 1341.976622][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.976667][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1341.976893][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1341.977217][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1341.977704][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1341.978153][ T32] r5:85692400 r4:82918640 ** 1 printk messages dropped ** [ 1341.978284][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1341.978647][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7840 ** 9 printk messages dropped ** [ 1341.979228][ T32] r7:ddde2d40 r6:83018200 r5:8565fb8c r4:85289b00 ** 6 printk messages dropped ** [ 1341.979479][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1341.987646][ T32] Call trace: ** 6 printk messages dropped ** [ 1341.987921][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1341.988310][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.988359][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1341.988380][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.988430][ T32] r5:00001000 r4:dfb77000 [ 1341.988469][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.988540][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.988586][ T32] r5:8501a38c r4:8501a000 [ 1341.988605][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.988671][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1341.988696][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1341.988751][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1341.988776][ T32] r4:85093380 [ 1341.988795][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1341.988840][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1341.988882][ T32] r4:00000001 [ 1341.988904][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1341.988939][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1341.988965][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1341.988992][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1341.989018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1341.989047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1341.989068][ T32] r4:8508f600 [ 1341.989089][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1341.989136][ T32] INFO: task kworker/1:686:5493 blocked for more than 468 seconds. [ 1341.989171][ T32] Not tainted 6.15.0-syzkaller #0 [ 1341.989194][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1341.989228][ T32] task:kworker/1:686 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1341.989298][ T32] Workqueue: events bpf_prog_free_deferred [ 1341.989362][ T32] Call trace: [ 1341.989395][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1341.989457][ T32] r10:82918644 r9:ebb35d84 r8:00000002 r7:60000113 r6:ebb35d8c r5:85693000 [ 1341.989480][ T32] r4:85693000 [ 1341.989500][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1341.989543][ T32] r5:85693000 r4:82918640 [ 1341.989563][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1341.989635][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1341.989684][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 [ 1341.989705][ T32] r4:00000000 [ 1341.989724][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1341.989760][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1341.989806][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1341.989892][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7a80 [ 1341.998930][ T32] r4:00000000 [ 1341.998964][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1341.999026][ T32] r9:83018205 r8:85693000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [ 1341.999048][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1341.999093][ T32] r5:00001000 r4:eb951000 [ 1341.999113][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1341.999151][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1341.999193][ T32] r5:8565ff8c r4:8565fc00 [ 1341.999233][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1341.999283][ T32] r7:ddde2d40 r6:83018200 r5:8565ff8c r4:85289c00 ** 4 printk messages dropped ** [ 1341.999507][ T32] r10:00000000 r9:85289c00 r8:8027ed34 r7:ebb31e60 r6:85289c80 r5:85693000 ** 9 printk messages dropped ** [ 1342.000666][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.001667][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1342.001840][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1342.002435][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1342.002665][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.003291][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.003785][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.003982][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7c00 ** 9 printk messages dropped ** [ 1342.004354][ T32] r7:ddde2d40 r6:83018200 r5:856d838c r4:85289d80 ** 9 printk messages dropped ** [ 1342.004722][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.005548][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1342.006366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 6 printk messages dropped ** [ 1342.006675][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.006721][ T32] r5:8501a38c r4:8501a000 [ 1342.006740][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.006786][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.006805][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.006849][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.006891][ T32] r4:85093380 [ 1342.006914][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.006958][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.006980][ T32] r4:00000001 [ 1342.007042][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.007102][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.007131][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.007159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.007184][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.007212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.007233][ T32] r4:8508f600 [ 1342.007253][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.007277][ T32] INFO: task kworker/1:688:5497 blocked for more than 468 seconds. [ 1342.007304][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.007326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.007346][ T32] task:kworker/1:688 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.007414][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.007480][ T32] Call trace: [ 1342.007526][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.007576][ T32] r10:82918644 r9:ebb3dd84 r8:00000002 r7:60000013 r6:ebb3dd8c r5:85694800 [ 1342.007598][ T32] r4:85694800 [ 1342.007616][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.007679][ T32] r5:85694800 r4:82918640 [ 1342.007704][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.007754][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.007812][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 [ 1342.007846][ T32] r4:00000000 [ 1342.007866][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.007914][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.007952][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.007995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7dc0 [ 1342.008039][ T32] r4:00000000 [ 1342.008061][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.008104][ T32] r9:83018205 r8:85694800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1342.008145][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.008190][ T32] r5:00001000 r4:eb96b000 [ 1342.008210][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.008290][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.008356][ T32] r5:856d878c r4:856d8400 [ 1342.008567][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.008624][ T32] r7:ddde2d40 r6:83018200 r5:856d878c r4:85289d00 [ 1342.008669][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.008718][ T32] r10:61c88647 r9:85694800 r8:85289d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.008763][ T32] r4:85289d00 [ 1342.008805][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.008873][ T32] r10:00000000 r9:85289d00 r8:8027ed34 r7:ebb39e60 r6:85289e80 r5:85694800 ** 5 printk messages dropped ** [ 1342.009054][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1342.026589][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1342.027004][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1342.027439][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1342.027733][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.028155][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.028449][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.028575][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.029009][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.029480][ T32] Exception stack(0xebb41fb0 to 0xebb41ff8) ** 7 printk messages dropped ** [ 1342.038051][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.038406][ T32] 9d60: 800e0013 ffffffff ** 6 printk messages dropped ** [ 1342.038657][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.038704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.038727][ T32] r4:00000000 [ 1342.038746][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.038791][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.038813][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.038854][ T32] r5:00001000 r4:dfb77000 [ 1342.038916][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.038981][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.039132][ T32] r5:8501a38c r4:8501a000 [ 1342.039156][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.039202][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.039222][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.039282][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.039307][ T32] r4:85093380 [ 1342.039424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.039472][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.039495][ T32] r4:00000001 [ 1342.039538][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.039646][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.039695][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.039731][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.039781][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.039813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.039880][ T32] r4:8508f600 [ 1342.046746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.046810][ T32] INFO: task kworker/1:690:5501 blocked for more than 468 seconds. [ 1342.046855][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.046904][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.046951][ T32] task:kworker/1:690 state:D stack:0 pid:5501 tgid:5501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.047092][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.047147][ T32] Call trace: [ 1342.047201][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.047255][ T32] r10:82918644 r9:ebb45d84 r8:00000002 r7:60000113 r6:ebb45d8c r5:85696000 [ 1342.047299][ T32] r4:85696000 [ 1342.047345][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.047409][ T32] r5:85696000 r4:82918640 [ 1342.047454][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.047497][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.047547][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 [ 1342.047593][ T32] r4:00000000 [ 1342.047636][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.047716][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.047760][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1342.047852][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.048102][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1342.048697][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.049383][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1342.049698][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 9 printk messages dropped ** [ 1342.056371][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.056744][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.056994][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1342.057383][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1342.057663][ T32] r10:82918644 r9:ebb49d84 r8:00000002 r7:60000013 r6:ebb49d8c r5:85696c00 ** 4 printk messages dropped ** [ 1342.057807][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.058212][ T32] r9:83018205 r8:85696c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 ** 9 printk messages dropped ** [ 1342.058601][ T32] r4:856b4100 ** 4 printk messages dropped ** [ 1342.058764][ T32] Exception stack(0xebb49fb0 to 0xebb49ff8) ** 7 printk messages dropped ** [ 1342.059389][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.059791][ T32] 9d60: 800e0013 ffffffff ** 6 printk messages dropped ** [ 1342.068501][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1342.069060][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1342.069335][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1342.069662][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.074746][ T32] r4:85698000 ** 3 printk messages dropped ** [ 1342.074869][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.074949][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 [ 1342.074975][ T32] r4:00000000 [ 1342.074994][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.075033][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.075072][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.075112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b31c0 [ 1342.075144][ T32] r4:00000000 [ 1342.075174][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.075220][ T32] r9:83018205 r8:85698000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [ 1342.075251][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.075304][ T32] r5:00001000 r4:eb99b000 [ 1342.075327][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.075394][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.075455][ T32] r5:856d938c r4:856d9000 [ 1342.075478][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.075534][ T32] r7:ddde2d40 r6:83018200 r5:856d938c r4:856b4200 [ 1342.075558][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.075604][ T32] r10:61c88647 r9:85698000 r8:856b422c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.075625][ T32] r4:856b4200 [ 1342.075644][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.075708][ T32] r10:00000000 r9:856b4200 r8:8027ed34 r7:ebb49e60 r6:856b4280 r5:85698000 [ 1342.075742][ T32] r4:00000001 [ 1342.075764][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.075810][ T32] Exception stack(0xebb51fb0 to 0xebb51ff8) [ 1342.075840][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.075870][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.075910][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.075962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.075987][ T32] r4:856b3180 [ 1342.076434][ T32] INFO: task kworker/1:692:5505 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.076468][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.076562][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.076632][ T32] Call trace: [ 1342.076685][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.076737][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.076783][ T32] r4:00000000 [ 1342.076942][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.077012][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.077046][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.077105][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.077133][ T32] 9d60: 800e0013 ffffffff [ 1342.077176][ T32] r5:800e0013 r4:80239bd0 [ 1342.077221][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.077265][ T32] r4:82ac11e4 [ 1342.077284][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.077346][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.077371][ T32] r4:e06a9dc0 [ 1342.077390][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.077452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.077477][ T32] r4:00000000 [ 1342.077498][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.077548][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.077655][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.077700][ T32] r5:00001000 r4:dfb77000 [ 1342.077729][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.077780][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.077824][ T32] r5:8501a38c r4:8501a000 [ 1342.077852][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.077900][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.077920][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.077964][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.077985][ T32] r4:85093380 [ 1342.078094][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.078154][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.078179][ T32] r4:00000001 [ 1342.078198][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.078232][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.078280][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.078311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.078360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.078414][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.078459][ T32] r4:8508f600 [ 1342.078503][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.078539][ T32] INFO: task kworker/1:693:5507 blocked for more than 468 seconds. [ 1342.078582][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.078609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.078630][ T32] task:kworker/1:693 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.078673][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.078727][ T32] Call trace: [ 1342.078770][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.078815][ T32] r10:82918644 r9:ebb4dd84 r8:00000002 r7:60000113 r6:ebb4dd8c r5:85698c00 [ 1342.078837][ T32] r4:85698c00 [ 1342.078855][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.078914][ T32] r5:85698c00 r4:82918640 [ 1342.078957][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.079023][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.079071][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 [ 1342.079093][ T32] r4:00000000 [ 1342.079111][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.079147][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.079182][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.079221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3280 [ 1342.079242][ T32] r4:00000000 [ 1342.079281][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.079328][ T32] r9:83018205 r8:85698c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1342.079358][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.079402][ T32] r5:00001000 r4:eb9a7000 [ 1342.079423][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.079470][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.079522][ T32] r5:856d978c r4:856d9400 [ 1342.079550][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.079594][ T32] r7:ddde2d40 r6:83018200 r5:856d978c r4:856b4300 [ 1342.079623][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.079704][ T32] r10:61c88647 r9:85698c00 r8:856b432c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.079748][ T32] r4:856b4300 ** 2 printk messages dropped ** [ 1342.079883][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.090595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1342.091657][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 1 printk messages dropped ** [ 1342.091735][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.091758][ T32] 9d60: 800e0013 ffffffff [ 1342.091823][ T32] r5:800e0013 r4:80239bd0 [ 1342.091858][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.091903][ T32] r4:82ac11e4 [ 1342.091935][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.091980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.092002][ T32] r4:e06a9dc0 [ 1342.092021][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.092083][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.092129][ T32] r4:00000000 [ 1342.092173][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.092288][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.092314][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.092441][ T32] r5:00001000 r4:dfb77000 [ 1342.092464][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.092504][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.092551][ T32] r5:8501a38c r4:8501a000 [ 1342.092593][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.092653][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.092677][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.092723][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.092744][ T32] r4:85093380 [ 1342.092773][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.092821][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.092843][ T32] r4:00000001 [ 1342.092862][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.092896][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.092932][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.093052][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.093103][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.093134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.093156][ T32] r4:8508f600 [ 1342.093198][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.093232][ T32] INFO: task kworker/1:694:5509 blocked for more than 468 seconds. ** 3 printk messages dropped ** [ 1342.093433][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.093781][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.093838][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 [ 1342.093863][ T32] r4:00000000 [ 1342.093881][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.093964][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.094009][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.094066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b36c0 [ 1342.094204][ T32] r4:00000000 [ 1342.094249][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.094297][ T32] r9:83018205 r8:855e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1342.094318][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.094359][ T32] r5:00001000 r4:eb9c5000 [ 1342.094378][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.094428][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.094495][ T32] r5:856d9f8c r4:856d9c00 [ 1342.094516][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.094565][ T32] r7:ddde2d40 r6:83018200 r5:856d9f8c r4:856b4400 [ 1342.094587][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.094631][ T32] r10:61c88647 r9:855e0c00 r8:856b442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1342.094788][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.095707][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.096110][ T32] r5:800e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1342.096426][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1342.097012][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.097382][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.097707][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.098081][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1342.098209][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1342.098663][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.099134][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 11 printk messages dropped ** [ 1342.118308][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 6 printk messages dropped ** [ 1342.118680][ T32] r5:800e0013 r4:80239bd0 [ 1342.118765][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.118834][ T32] r4:82ac11e4 [ 1342.118856][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.118898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.118920][ T32] r4:e06a9dc0 [ 1342.118979][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.119026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.119093][ T32] r4:00000000 [ 1342.119265][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.119315][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.119442][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.119492][ T32] r5:00001000 r4:dfb77000 [ 1342.119523][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.119633][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.119699][ T32] r5:8501a38c r4:8501a000 [ 1342.119720][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.119765][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.119785][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.119880][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.124284][ T32] r4:85093380 [ 1342.124316][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.124421][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.124450][ T32] r4:00000001 [ 1342.124471][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.124508][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.124559][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.124612][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.124642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.124670][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.124715][ T32] r4:8508f600 [ 1342.124740][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.124769][ T32] INFO: task kworker/1:696:5513 blocked for more than 468 seconds. [ 1342.124801][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.124845][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.124871][ T32] task:kworker/1:696 state:D stack:0 pid:5513 tgid:5513 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.124924][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.125008][ T32] Call trace: [ 1342.125040][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.125109][ T32] r10:82918644 r9:ebb6dd84 r8:00000002 r7:60000013 r6:ebb6dd8c r5:855e4800 [ 1342.125155][ T32] r4:855e4800 [ 1342.125199][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.125243][ T32] r5:855e4800 r4:82918640 ** 1 printk messages dropped ** [ 1342.125302][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.125367][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 ** 2 printk messages dropped ** [ 1342.125448][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.125825][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1342.126242][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.127101][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 12 printk messages dropped ** [ 1342.127524][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.127900][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.128216][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1342.128514][ T32] INFO: task kworker/1:697:5514 blocked for more than 468 seconds. ** 9 printk messages dropped ** [ 1342.129007][ T32] r5:855e6000 r4:82918640 ** 1 printk messages dropped ** [ 1342.129065][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.129278][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3d80 ** 7 printk messages dropped ** [ 1342.129627][ T32] r5:856db38c r4:856db000 ** 6 printk messages dropped ** [ 1342.139593][ T32] r10:00000000 r9:856b4580 r8:8027ed34 r7:ebb6de60 r6:8561ee80 r5:855e6000 ** 9 printk messages dropped ** [ 1342.141039][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.141797][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1342.141994][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1342.142323][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1342.142676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1342.143006][ T32] r10:82918644 r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:85699800 ** 4 printk messages dropped ** [ 1342.143144][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.143250][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 [ 1342.143276][ T32] r4:00000000 [ 1342.143295][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.143332][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.143367][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.143407][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b39c0 [ 1342.143429][ T32] r4:00000000 [ 1342.143447][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.143510][ T32] r9:83018205 r8:85699800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1342.143550][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.143594][ T32] r5:00001000 r4:e0151000 [ 1342.143616][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.143655][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.143749][ T32] r5:856dab8c r4:856da800 [ 1342.143777][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.143821][ T32] r7:ddde2d40 r6:83018200 r5:856dab8c r4:856b4600 [ 1342.143870][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.143918][ T32] r10:61c88647 r9:85699800 r8:856b462c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.143940][ T32] r4:856b4600 [ 1342.143958][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.144000][ T32] r10:00000000 r9:856b4600 r8:8027ed34 r7:ebb71e60 r6:856b4680 r5:85699800 [ 1342.144022][ T32] r4:00000001 [ 1342.144040][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.144076][ T32] Exception stack(0xebb55fb0 to 0xebb55ff8) [ 1342.144101][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.144128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.144155][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.144182][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.144203][ T32] r4:856b38c0 [ 1342.144501][ T32] INFO: task kworker/1:698:5516 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.144593][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.144665][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.144710][ T32] Call trace: [ 1342.144760][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.144812][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.144834][ T32] r4:00000000 [ 1342.144853][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.144890][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.144919][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.144967][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.144994][ T32] 9d60: 800e0013 ffffffff [ 1342.145017][ T32] r5:800e0013 r4:80239bd0 [ 1342.145036][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.145096][ T32] r4:82ac11e4 [ 1342.145139][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.145207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.145234][ T32] r4:e06a9dc0 [ 1342.145273][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.145318][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.145360][ T32] r4:00000000 [ 1342.145383][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.145429][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.145449][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.145489][ T32] r5:00001000 r4:dfb77000 [ 1342.145558][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.145603][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.145665][ T32] r5:8501a38c r4:8501a000 [ 1342.145688][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.145734][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.145774][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.145823][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.145845][ T32] r4:85093380 [ 1342.145863][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.145907][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.145950][ T32] r4:00000001 [ 1342.145994][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.146052][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.146082][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.146132][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.146183][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.146215][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.146237][ T32] r4:8508f600 [ 1342.146256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.146281][ T32] INFO: task kworker/1:699:5518 blocked for more than 468 seconds. [ 1342.146329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.146355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.146397][ T32] task:kworker/1:699 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.146443][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.146531][ T32] Call trace: [ 1342.146567][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.146633][ T32] r10:82918644 r9:ebb75d84 r8:00000002 r7:60000113 r6:ebb75d8c r5:8569a400 [ 1342.146668][ T32] r4:8569a400 [ 1342.146710][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.146774][ T32] r5:8569a400 r4:82918640 [ 1342.146797][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.146859][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.146908][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb75e08 ** 5 printk messages dropped ** [ 1342.147142][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.147370][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.147805][ T32] Exception stack(0xebb75fb0 to 0xebb75ff8) ** 6 printk messages dropped ** [ 1342.148344][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.148943][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1342.149200][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1342.149577][ T32] r4:85093380 ** 7 printk messages dropped ** [ 1342.162408][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.162808][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.163180][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.163390][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.163653][ T32] r5:00001000 r4:eb0e9000 ** 6 printk messages dropped ** [ 1342.163953][ T32] r10:61c88647 r9:8569b000 r8:856b472c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1342.164299][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.165288][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 11 printk messages dropped ** [ 1342.165769][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1342.166114][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.166160][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.166202][ T32] r4:85093380 [ 1342.166246][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.166294][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.166336][ T32] r4:00000001 [ 1342.166379][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.166417][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.166443][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.166471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.166497][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.166525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.166552][ T32] r4:8508f600 [ 1342.166572][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.166596][ T32] INFO: task kworker/1:701:5522 blocked for more than 468 seconds. [ 1342.166623][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.166668][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.166705][ T32] task:kworker/1:701 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.166764][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.166804][ T32] Call trace: [ 1342.166833][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.166898][ T32] r10:82918644 r9:ebb59d84 r8:00000002 r7:60000013 r6:ebb59d8c r5:8569bc00 [ 1342.166923][ T32] r4:8569bc00 [ 1342.166982][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.167045][ T32] r5:8569bc00 r4:82918640 [ 1342.167068][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.167109][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.167174][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 [ 1342.167200][ T32] r4:00000000 [ 1342.167239][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.167279][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.167336][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.167380][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3e80 [ 1342.167401][ T32] r4:00000000 [ 1342.167449][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.167495][ T32] r9:83018205 r8:8569bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.167558][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.167605][ T32] r5:00001000 r4:eb03d000 [ 1342.167625][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.167686][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.167730][ T32] r5:856db78c r4:856db400 [ 1342.167749][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.167793][ T32] r7:ddde2d40 r6:83018200 r5:856db78c r4:856b4900 [ 1342.167813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.168209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 21 printk messages dropped ** [ 1342.169316][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1342.185229][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 20 printk messages dropped ** [ 1342.186163][ T32] r4:855e6c00 ** 3 printk messages dropped ** [ 1342.186311][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 17 printk messages dropped ** [ 1342.187215][ T32] r10:61c88647 r9:855e6c00 r8:856b4a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1342.188476][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 18 printk messages dropped ** [ 1342.189130][ T32] r5:00001000 r4:dfb77000 ** 12 printk messages dropped ** [ 1342.189642][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 13 printk messages dropped ** [ 1342.200630][ T32] r10:82918644 r9:ebb95d84 r8:00000002 r7:60000013 r6:ebb95d8c r5:855e3c00 ** 6 printk messages dropped ** [ 1342.200966][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1342.201254][ T32] r4:00000000 [ 1342.201301][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.201351][ T32] r9:83018205 r8:855e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1342.201372][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.201413][ T32] r5:00001000 r4:eb52b000 [ 1342.201433][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.201515][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.201566][ T32] r5:856e138c r4:856e1000 [ 1342.201608][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.201659][ T32] r7:ddde2d40 r6:83018200 r5:856e138c r4:856b4a80 [ 1342.201679][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.201733][ T32] r10:61c88647 r9:855e3c00 r8:856b4aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.201811][ T32] r4:856b4a80 [ 1342.201834][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.201900][ T32] r10:00000000 r9:856b4a80 r8:8027ed34 r7:ebb8de60 r6:8561ef80 r5:855e3c00 [ 1342.201925][ T32] r4:00000001 [ 1342.201944][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.202003][ T32] Exception stack(0xebb95fb0 to 0xebb95ff8) [ 1342.202078][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.202110][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.202136][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.202185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.202210][ T32] r4:856cb0c0 [ 1342.202666][ T32] INFO: task kworker/1:703:5527 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.202701][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.202799][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.202849][ T32] Call trace: [ 1342.202918][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.202990][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.203030][ T32] r4:00000000 [ 1342.203137][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.203178][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.203221][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.203260][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.203283][ T32] 9d60: 800e0013 ffffffff [ 1342.203369][ T32] r5:800e0013 r4:80239bd0 [ 1342.203393][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.203499][ T32] r4:82ac11e4 [ 1342.203522][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.203569][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.203631][ T32] r4:e06a9dc0 [ 1342.203654][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.203736][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.203761][ T32] r4:00000000 [ 1342.203805][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.203853][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.203897][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.203941][ T32] r5:00001000 r4:dfb77000 ** 2 printk messages dropped ** [ 1342.204084][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1342.204264][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1342.204598][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.204872][ T32] task:kworker/1:704 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.205262][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.205436][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.205798][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.206189][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.206843][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.207301][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1342.207718][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1342.208100][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.208549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.209015][ T32] r10:82918644 r9:ebba1d84 r8:00000002 r7:60000113 r6:ebba1d8c r5:855e1800 ** 4 printk messages dropped ** [ 1342.209190][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.209234][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba1e08 [ 1342.209278][ T32] r4:00000000 [ 1342.209322][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.209384][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.209424][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.209486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb280 [ 1342.209507][ T32] r4:00000000 [ 1342.209526][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.209574][ T32] r9:83018205 r8:855e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1342.209616][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.209661][ T32] r5:00001000 r4:eb1d5000 [ 1342.209692][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.209744][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.209806][ T32] r5:856e078c r4:856e0400 [ 1342.209887][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.226369][ T32] r7:ddde2d40 r6:83018200 r5:856e078c r4:856b4b80 [ 1342.226410][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.226481][ T32] r10:61c88647 r9:855e1800 r8:856b4bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.226531][ T32] r4:856b4b80 [ 1342.226560][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.226608][ T32] r10:00000000 r9:856b4b80 r8:8027ed34 r7:ebb95e60 r6:856d3080 r5:855e1800 [ 1342.226630][ T32] r4:00000001 [ 1342.226649][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.226685][ T32] Exception stack(0xebba1fb0 to 0xebba1ff8) [ 1342.226714][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.226764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.226796][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.226824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.226867][ T32] r4:856cb400 [ 1342.227342][ T32] INFO: task kworker/1:705:5530 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.227401][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.227471][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.227583][ T32] Call trace: [ 1342.227660][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.227732][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.227756][ T32] r4:00000000 [ 1342.227775][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.227830][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.227863][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.227913][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.227939][ T32] 9d60: 800e0013 ffffffff [ 1342.227984][ T32] r5:800e0013 r4:80239bd0 [ 1342.228011][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.228054][ T32] r4:82ac11e4 [ 1342.228073][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.228113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.228134][ T32] r4:e06a9dc0 [ 1342.228153][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.228193][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.228215][ T32] r4:00000000 [ 1342.228257][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.228320][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.228354][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.228417][ T32] r5:00001000 r4:dfb77000 [ 1342.228463][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.228527][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.228582][ T32] r5:8501a38c r4:8501a000 [ 1342.228601][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.228646][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.228665][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.228709][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.228731][ T32] r4:85093380 [ 1342.228749][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.228793][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 5 printk messages dropped ** [ 1342.228994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.229401][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.229753][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.229819][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.238084][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb440 [ 1342.238134][ T32] r4:00000000 [ 1342.238177][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.238245][ T32] r9:83018205 r8:855dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1342.238277][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.238323][ T32] r5:00001000 r4:eb3df000 [ 1342.238343][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.238382][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.238505][ T32] r5:856e0b8c r4:856e0800 [ 1342.238550][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.238616][ T32] r7:ddde2d40 r6:83018200 r5:856e0b8c r4:856b4c00 [ 1342.238665][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.238719][ T32] r10:61c88647 r9:855dd400 r8:856b4c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.238777][ T32] r4:856b4c00 [ 1342.238804][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.238850][ T32] r10:00000000 r9:856b4c00 r8:8027ed34 r7:ebb95e60 r6:856d3100 r5:855dd400 [ 1342.238873][ T32] r4:00000001 [ 1342.238892][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.238927][ T32] Exception stack(0xebbadfb0 to 0xebbadff8) [ 1342.238956][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.239005][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.239036][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.239064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.239085][ T32] r4:856cb340 [ 1342.239532][ T32] INFO: task kworker/1:706:5533 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.239568][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.239630][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.239711][ T32] Call trace: [ 1342.239745][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.239818][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.243877][ T32] r4:00000000 [ 1342.243995][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.244056][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.244089][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 8 printk messages dropped ** [ 1342.244404][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 2 printk messages dropped ** [ 1342.244508][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.244585][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.244611][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.244656][ T32] r5:00001000 r4:dfb77000 [ 1342.244675][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.244714][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.244757][ T32] r5:8501a38c r4:8501a000 [ 1342.244777][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.244823][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.244844][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.244903][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.244969][ T32] r4:85093380 [ 1342.245013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.245062][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.245106][ T32] r4:00000001 [ 1342.245129][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.245164][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 2 printk messages dropped ** [ 1342.245270][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.245591][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.245928][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.245972][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 ** 4 printk messages dropped ** [ 1342.246128][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb5c0 ** 9 printk messages dropped ** [ 1342.246559][ T32] r7:ddde2d40 r6:83018200 r5:856e0f8c r4:856b4c80 ** 7 printk messages dropped ** [ 1342.246870][ T32] Exception stack(0xebbb5fb0 to 0xebbb5ff8) ** 7 printk messages dropped ** [ 1342.247602][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1342.248079][ T32] r5:800e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1342.248331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1342.248663][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1342.248952][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.249207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1342.249714][ T32] r10:82918644 r9:ebbbdd84 r8:00000002 r7:60000113 r6:ebbbdd8c r5:84870c00 ** 4 printk messages dropped ** [ 1342.260514][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.260629][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 [ 1342.260681][ T32] r4:00000000 [ 1342.260704][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.260745][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.260800][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.260869][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb880 [ 1342.260913][ T32] r4:00000000 [ 1342.260957][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.261008][ T32] r9:83018205 r8:84870c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1342.261030][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.261073][ T32] r5:00001000 r4:eb5ad000 [ 1342.261093][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.261131][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.261192][ T32] r5:856e1b8c r4:856e1800 [ 1342.261215][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.261273][ T32] r7:ddde2d40 r6:83018200 r5:856e1b8c r4:856b4d00 [ 1342.261297][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.261342][ T32] r10:61c88647 r9:84870c00 r8:856b4d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.261363][ T32] r4:856b4d00 [ 1342.261403][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.261452][ T32] r10:00000000 r9:856b4d00 r8:8027ed34 r7:ebb95e60 r6:856d3200 r5:84870c00 [ 1342.261474][ T32] r4:00000001 [ 1342.261493][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.261533][ T32] Exception stack(0xebbbdfb0 to 0xebbbdff8) [ 1342.261564][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.261592][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.261640][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.261694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.261719][ T32] r4:856cb500 [ 1342.262165][ T32] INFO: task kworker/1:708:5537 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.262199][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.262335][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.262386][ T32] Call trace: [ 1342.262443][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.262523][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.262555][ T32] r4:00000000 [ 1342.262575][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.262637][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.262690][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.262742][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.262789][ T32] 9d60: 800e0013 ffffffff [ 1342.262814][ T32] r5:800e0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1342.262899][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1342.263147][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.263382][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.263814][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1342.264067][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.264499][ T32] r5:84870000 r4:82918640 ** 1 printk messages dropped ** [ 1342.264590][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.264810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb7c0 ** 9 printk messages dropped ** [ 1342.265253][ T32] r7:ddde2d40 r6:83018200 r5:856e178c r4:856b4d80 ** 7 printk messages dropped ** [ 1342.265524][ T32] Exception stack(0xebbc9fb0 to 0xebbc9ff8) ** 7 printk messages dropped ** [ 1342.266124][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1342.266708][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.266926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.267377][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1342.267773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.268125][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.268455][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.268503][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 ** 5 printk messages dropped ** [ 1342.268730][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.268911][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.269236][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.287312][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1342.287569][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.287597][ T32] r4:00000000 [ 1342.287618][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.287657][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.287736][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.287779][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.287805][ T32] 9d60: 800e0013 ffffffff [ 1342.287829][ T32] r5:800e0013 r4:80239bd0 [ 1342.287849][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.287891][ T32] r4:82ac11e4 [ 1342.287911][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.287952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.287974][ T32] r4:e06a9dc0 [ 1342.288009][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.288075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.288103][ T32] r4:00000000 [ 1342.288177][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.288229][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.288251][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.288293][ T32] r5:00001000 r4:dfb77000 [ 1342.288333][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.288376][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.288417][ T32] r5:8501a38c r4:8501a000 [ 1342.288459][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.288565][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.288591][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.288637][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.288679][ T32] r4:85093380 [ 1342.288739][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.288786][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.288915][ T32] r4:00000001 [ 1342.288980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.289031][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.289064][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.289133][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.289198][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.289235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.289261][ T32] r4:8508f600 [ 1342.289309][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.289349][ T32] INFO: task kworker/1:711:5543 blocked for more than 468 seconds. [ 1342.289409][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.289474][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.289502][ T32] task:kworker/1:711 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.289572][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.289621][ T32] Call trace: [ 1342.289657][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.289711][ T32] r10:82918644 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:84871800 [ 1342.289758][ T32] r4:84871800 [ 1342.289784][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.297945][ T32] r5:84871800 r4:82918640 [ 1342.298032][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.298122][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.298176][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 [ 1342.298199][ T32] r4:00000000 [ 1342.298218][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.298255][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.298295][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.298356][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb9c0 [ 1342.298383][ T32] r4:00000000 [ 1342.298403][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.298449][ T32] r9:83018205 r8:84871800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1342.298470][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.298528][ T32] r5:00001000 r4:eb5cf000 [ 1342.298574][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.298638][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.298683][ T32] r5:856e1f8c r4:856e1c00 [ 1342.298703][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.298770][ T32] r7:ddde2d40 r6:83018200 r5:856e1f8c r4:856b4e80 [ 1342.298816][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.298865][ T32] r10:61c88647 r9:84871800 r8:856b4eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.298887][ T32] r4:856b4e80 [ 1342.298906][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.298949][ T32] r10:00000000 r9:856b4e80 r8:8027ed34 r7:ebbcde60 r6:856d3380 r5:84871800 [ 1342.298970][ T32] r4:00000001 [ 1342.298989][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.299024][ T32] Exception stack(0xebbd5fb0 to 0xebbd5ff8) [ 1342.299073][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.299126][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.299156][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.299207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.299252][ T32] r4:856cbb80 [ 1342.299737][ T32] INFO: task kworker/1:711:5543 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.299775][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.299930][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.304366][ T32] Call trace: [ 1342.304433][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.304500][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.304528][ T32] r4:00000000 [ 1342.304586][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.304653][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.304732][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.304771][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.304820][ T32] 9d60: 800e0013 ffffffff [ 1342.304847][ T32] r5:800e0013 r4:80239bd0 [ 1342.304867][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.304910][ T32] r4:82ac11e4 [ 1342.304930][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.304972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.305014][ T32] r4:e06a9dc0 [ 1342.305039][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.305081][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.305150][ T32] r4:00000000 [ 1342.305205][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.305256][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.305281][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.305325][ T32] r5:00001000 r4:dfb77000 [ 1342.305345][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.305384][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.305424][ T32] r5:8501a38c r4:8501a000 [ 1342.305445][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.305489][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.305509][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.305579][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.305604][ T32] r4:85093380 [ 1342.305624][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.305690][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.305736][ T32] r4:00000001 [ 1342.305780][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.305840][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.305869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.305900][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.305948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.305979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.306000][ T32] r4:8508f600 [ 1342.306022][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.306061][ T32] INFO: task kworker/1:712:5545 blocked for more than 468 seconds. ** 4 printk messages dropped ** [ 1342.306327][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.306749][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.306824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 ** 4 printk messages dropped ** [ 1342.307022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbbc0 ** 10 printk messages dropped ** [ 1342.307457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.307847][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.308624][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1342.309025][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.309552][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1342.309829][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1342.320548][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.321030][ T32] r5:84873c00 r4:82918640 [ 1342.321050][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.321089][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.321132][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 [ 1342.321164][ T32] r4:00000000 [ 1342.321208][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.321272][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.321337][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.321401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbc80 [ 1342.321426][ T32] r4:00000000 [ 1342.321461][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.321509][ T32] r9:83018205 r8:84873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [ 1342.321531][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.321571][ T32] r5:00001000 r4:eb753000 [ 1342.321591][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.321629][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.321670][ T32] r5:856e278c r4:856e2400 [ 1342.321689][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.321734][ T32] r7:ddde2d40 r6:83018200 r5:856e278c r4:856b4f80 [ 1342.321754][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.321804][ T32] r10:61c88647 r9:84873c00 r8:856b4fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.321826][ T32] r4:856b4f80 [ 1342.321845][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.321888][ T32] r10:00000000 r9:856b4f80 r8:8027ed34 r7:ebbcde60 r6:856d3480 r5:84873c00 [ 1342.321930][ T32] r4:00000001 [ 1342.321964][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.322003][ T32] Exception stack(0xebbe5fb0 to 0xebbe5ff8) [ 1342.322030][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.322090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.322121][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.322169][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.322202][ T32] r4:856cbb00 [ 1342.322633][ T32] INFO: task kworker/1:713:5547 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.322667][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.322744][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.322838][ T32] Call trace: [ 1342.322892][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.322964][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.323010][ T32] r4:00000000 [ 1342.323033][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.323083][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.323116][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.323144][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.323166][ T32] 9d60: 800e0013 ffffffff [ 1342.323188][ T32] r5:800e0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1342.323332][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1342.323623][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1342.323983][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1342.324206][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1342.324402][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1342.324899][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.324979][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.325159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbdc0 ** 9 printk messages dropped ** [ 1342.325529][ T32] r7:ddde2d40 r6:83018200 r5:856e2b8c r4:84709000 ** 9 printk messages dropped ** [ 1342.325833][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.326506][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.326755][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.326941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.327316][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1342.327695][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1342.327992][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1342.328401][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1342.328570][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1342.328931][ T32] r5:00001000 r4:eb79b000 ** 7 printk messages dropped ** [ 1342.329297][ T32] r4:84709080 ** 4 printk messages dropped ** [ 1342.329498][ T32] Exception stack(0xebbf1fb0 to 0xebbf1ff8) ** 3 printk messages dropped ** [ 1342.329605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.329627][ T32] r4:856cbcc0 [ 1342.340870][ T32] INFO: task kworker/1:715:5550 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.340958][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.341075][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.341175][ T32] Call trace: [ 1342.341236][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.341317][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.341344][ T32] r4:00000000 [ 1342.341365][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.341404][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.341489][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.341523][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.341561][ T32] 9d60: 800e0013 ffffffff [ 1342.341587][ T32] r5:800e0013 r4:80239bd0 [ 1342.341618][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.341663][ T32] r4:82ac11e4 [ 1342.341726][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.341772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.341821][ T32] r4:e06a9dc0 [ 1342.341844][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.341887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.341918][ T32] r4:00000000 [ 1342.341941][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.341987][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.342008][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.342049][ T32] r5:00001000 r4:dfb77000 [ 1342.342068][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.342106][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.342168][ T32] r5:8501a38c r4:8501a000 [ 1342.342209][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.342279][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.342326][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.342394][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.342419][ T32] r4:85093380 [ 1342.342439][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.342505][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.342530][ T32] r4:00000001 [ 1342.342592][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.342630][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.342656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.342683][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.342709][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.342736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.342779][ T32] r4:8508f600 [ 1342.342804][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.342834][ T32] INFO: task kworker/1:716:5552 blocked for more than 468 seconds. [ 1342.342887][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.342936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.342960][ T32] task:kworker/1:716 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.343026][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.343093][ T32] Call trace: [ 1342.343168][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.343216][ T32] r10:82918644 r9:ebbf9d84 r8:00000002 r7:60000013 r6:ebbf9d8c r5:84876000 [ 1342.343239][ T32] r4:84876000 [ 1342.343258][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.343297][ T32] r5:84876000 r4:82918640 [ 1342.343337][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.343390][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.343440][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 [ 1342.343462][ T32] r4:00000000 [ 1342.343489][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.343530][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.343566][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.343606][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528a240 [ 1342.343627][ T32] r4:00000000 [ 1342.343645][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.343708][ T32] r9:83018205 r8:84876000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 ** 7 printk messages dropped ** [ 1342.344019][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.344426][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1342.344952][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.345078][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.345145][ T32] Call trace: [ 1342.345221][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.345273][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.345317][ T32] r4:00000000 [ 1342.345339][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.345398][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.345430][ T32] 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.345459][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.345481][ T32] 9d60: 800e0013 ffffffff [ 1342.345503][ T32] r5:800e0013 r4:80239bd0 [ 1342.345523][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.345561][ T32] r4:82ac11e4 [ 1342.345580][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.345630][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.345656][ T32] r4:e06a9dc0 [ 1342.345696][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.345762][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.345792][ T32] r4:00000000 [ 1342.345812][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.345856][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.345877][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.345917][ T32] r5:00001000 r4:dfb77000 [ 1342.345972][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.346034][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.346079][ T32] r5:8501a38c r4:8501a000 [ 1342.346121][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.346169][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.346189][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.346256][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.346281][ T32] r4:85093380 [ 1342.346300][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.346344][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.346366][ T32] r4:00000001 [ 1342.346404][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.346442][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.346488][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.346518][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.346547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.346575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1342.346709][ T32] task:kworker/1:717 state:D stack:0 pid:5554 tgid:5554 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.347054][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1342.347144][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1342.347631][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.348070][ T32] Exception stack(0xebb81fb0 to 0xebb81ff8) ** 6 printk messages dropped ** [ 1342.348582][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1342.349412][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.349753][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1342.368877][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1342.369221][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.369592][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.374749][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.374892][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.375206][ T32] r5:00001000 r4:eba29000 ** 6 printk messages dropped ** [ 1342.375517][ T32] r10:61c88647 r9:8569d400 r8:847092ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1342.375876][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.376812][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 9 printk messages dropped ** [ 1342.377205][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1342.377571][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.377633][ T32] r5:8501a38c r4:8501a000 [ 1342.377657][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.377724][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.377769][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.377826][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.377868][ T32] r4:85093380 [ 1342.377897][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.377964][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.378016][ T32] r4:00000001 [ 1342.378041][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.378078][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.378135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.378190][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.378222][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.378272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.378321][ T32] r4:8508f600 [ 1342.378346][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.378397][ T32] INFO: task kworker/1:719:5558 blocked for more than 468 seconds. [ 1342.378435][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.378462][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.378485][ T32] task:kworker/1:719 state:D stack:0 pid:5558 tgid:5558 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.378533][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.378577][ T32] Call trace: [ 1342.378682][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.378732][ T32] r10:82918644 r9:ebc05d84 r8:00000002 r7:60000113 r6:ebc05d8c r5:8569e000 [ 1342.378756][ T32] r4:8569e000 [ 1342.378803][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.378872][ T32] r5:8569e000 r4:82918640 [ 1342.378896][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.378938][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.378984][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 [ 1342.379007][ T32] r4:00000000 [ 1342.379027][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.379074][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.379115][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.379157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e92c0 [ 1342.379193][ T32] r4:00000000 [ 1342.379237][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.379285][ T32] r9:83018205 r8:8569e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1342.379319][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.379366][ T32] r5:00001000 r4:eba07000 [ 1342.379428][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.379493][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.379552][ T32] r5:856e3f8c r4:856e3c00 [ 1342.379626][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.379698][ T32] r7:ddde2d40 r6:83018200 r5:856e3f8c r4:84709380 [ 1342.379747][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.379968][ T32] r10:61c88647 r9:8569e000 r8:847093ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.388275][ T32] r4:84709380 [ 1342.388312][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.388465][ T32] r10:00000000 r9:84709380 r8:8027ed34 r7:ebbfde60 r6:84709400 r5:8569e000 [ 1342.388496][ T32] r4:00000001 [ 1342.388518][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.388557][ T32] Exception stack(0xebc05fb0 to 0xebc05ff8) [ 1342.388607][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.388639][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.388665][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.388694][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.388715][ T32] r4:846e9400 [ 1342.389239][ T32] INFO: task kworker/1:719:5558 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.389293][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.389377][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1342.389643][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.400985][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.401168][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.401489][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1342.401800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.402143][ T32] task:kworker/1:720 state:D stack:0 pid:5561 tgid:5561 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.402199][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.402295][ T32] Call trace: [ 1342.402354][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.402404][ T32] r10:82918644 r9:ebc09d84 r8:00000002 r7:60000113 r6:ebc09d8c r5:8569ec00 [ 1342.402449][ T32] r4:8569ec00 [ 1342.402472][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.402534][ T32] r5:8569ec00 r4:82918640 [ 1342.402557][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.402597][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.402662][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 [ 1342.402709][ T32] r4:00000000 [ 1342.402730][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.402782][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.402829][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.402893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e9500 [ 1342.402918][ T32] r4:00000000 [ 1342.402937][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.402980][ T32] r9:83018205 r8:8569ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1342.403000][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.403042][ T32] r5:00001000 r4:eba13000 [ 1342.403072][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.403136][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.403180][ T32] r5:856ec38c r4:856ec000 [ 1342.403199][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.403241][ T32] r7:ddde2d40 r6:83018200 r5:856ec38c r4:84709480 [ 1342.403262][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.403329][ T32] r10:61c88647 r9:8569ec00 r8:847094ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.403354][ T32] r4:84709480 [ 1342.403372][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.403438][ T32] r10:00000000 r9:84709480 r8:8027ed34 r7:ebbfde60 r6:84709500 r5:8569ec00 [ 1342.403464][ T32] r4:00000001 [ 1342.403483][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.403517][ T32] Exception stack(0xebc09fb0 to 0xebc09ff8) [ 1342.403558][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.403601][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.403651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.403722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.403748][ T32] r4:846e94c0 [ 1342.404230][ T32] INFO: task kworker/1:720:5561 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.404275][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.404335][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.404381][ T32] Call trace: [ 1342.404411][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.404458][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.404481][ T32] r4:00000000 [ 1342.404499][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.404536][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.404596][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.404652][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.404679][ T32] 9d60: 800e0013 ffffffff ** 4 printk messages dropped ** [ 1342.404922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1342.405333][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.405817][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 4 printk messages dropped ** [ 1342.405998][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1342.406253][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.406569][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1342.406681][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1342.406999][ T32] r5:00001000 r4:ebc1f000 ** 6 printk messages dropped ** [ 1342.407250][ T32] r10:61c88647 r9:85718000 r8:847095ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1342.407616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.408425][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1342.408884][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.409089][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.409637][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1342.416624][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1342.417125][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.417185][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.417233][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 [ 1342.417264][ T32] r4:00000000 [ 1342.417285][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.417344][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.417386][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.417448][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e9880 [ 1342.417473][ T32] r4:00000000 [ 1342.417494][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.417541][ T32] r9:83018205 r8:84875400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1342.417582][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.417627][ T32] r5:00001000 r4:eba67000 [ 1342.417647][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.417685][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.417745][ T32] r5:856ecb8c r4:856ec800 [ 1342.417784][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.417835][ T32] r7:ddde2d40 r6:83018200 r5:856ecb8c r4:84709680 [ 1342.417856][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.417910][ T32] r10:61c88647 r9:84875400 r8:847096ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.417936][ T32] r4:84709680 [ 1342.417975][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.418029][ T32] r10:00000000 r9:84709680 r8:8027ed34 r7:ebb85e60 r6:856d3680 r5:84875400 [ 1342.418052][ T32] r4:00000001 [ 1342.418091][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.418140][ T32] Exception stack(0xebc11fb0 to 0xebc11ff8) [ 1342.418170][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.418208][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.418238][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.418266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.418307][ T32] r4:846e96c0 [ 1342.418714][ T32] INFO: task kworker/1:722:5564 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.418749][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.418830][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.418879][ T32] Call trace: [ 1342.418909][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.418956][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.419000][ T32] r4:00000000 [ 1342.419022][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.419060][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.419089][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.419117][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.419139][ T32] 9d60: 800e0013 ffffffff [ 1342.419161][ T32] r5:800e0013 r4:80239bd0 [ 1342.419181][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.419219][ T32] r4:82ac11e4 [ 1342.419259][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.419304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.419347][ T32] r4:e06a9dc0 [ 1342.419368][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.419410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.419451][ T32] r4:00000000 [ 1342.419493][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.419551][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1342.419758][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.427996][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1342.428359][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.428742][ T32] r5:855dec00 r4:82918640 ** 1 printk messages dropped ** [ 1342.428824][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.428975][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.429260][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1342.434100][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.434955][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1342.435486][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.435913][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1342.436304][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.436554][ T32] task:kworker/1:724 state:D stack:0 pid:5569 tgid:5569 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.436647][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.436729][ T32] Call trace: [ 1342.436823][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.436882][ T32] r10:82918644 r9:ebc0dd84 r8:00000002 r7:60000113 r6:ebc0dd8c r5:855de000 [ 1342.436929][ T32] r4:855de000 [ 1342.436951][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.437012][ T32] r5:855de000 r4:82918640 [ 1342.437035][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.437084][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.437132][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 [ 1342.437154][ T32] r4:00000000 [ 1342.437172][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.437230][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.437269][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.437331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e9b40 [ 1342.437356][ T32] r4:00000000 [ 1342.437375][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.437418][ T32] r9:83018205 r8:855de000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1342.437461][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.437514][ T32] r5:00001000 r4:ebaa5000 [ 1342.437537][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.437576][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.437616][ T32] r5:856ed38c r4:856ed000 [ 1342.437634][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.437676][ T32] r7:ddde2d40 r6:83018200 r5:856ed38c r4:84709780 [ 1342.437698][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.437741][ T32] r10:61c88647 r9:855de000 r8:847097ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.437777][ T32] r4:84709780 [ 1342.437800][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.437844][ T32] r10:00000000 r9:84709780 r8:8027ed34 r7:ebb85e60 r6:856d3780 r5:855de000 [ 1342.437888][ T32] r4:00000001 [ 1342.437941][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.437978][ T32] Exception stack(0xebc0dfb0 to 0xebc0dff8) [ 1342.438030][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.438061][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.438088][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.438116][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.438159][ T32] r4:846e9980 [ 1342.438433][ T32] INFO: task kworker/1:724:5569 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.438527][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.438607][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.438656][ T32] Call trace: [ 1342.438703][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.438750][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.438777][ T32] r4:00000000 [ 1342.438807][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.438847][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.438876][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.438905][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.438940][ T32] 9d60: 800e0013 ffffffff [ 1342.438966][ T32] r5:800e0013 r4:80239bd0 [ 1342.438986][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.439034][ T32] r4:82ac11e4 [ 1342.439057][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.439120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.439145][ T32] r4:e06a9dc0 [ 1342.439165][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.439206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.439227][ T32] r4:00000000 [ 1342.439245][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1342.439585][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.449855][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1342.450482][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.450894][ T32] r5:85751800 r4:82918640 ** 1 printk messages dropped ** [ 1342.450953][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.451273][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e9d40 ** 9 printk messages dropped ** [ 1342.451703][ T32] r7:ddde2d40 r6:83018200 r5:856edb8c r4:84709800 ** 6 printk messages dropped ** [ 1342.451932][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.451966][ T32] Exception stack(0xebc2dfb0 to 0xebc2dff8) [ 1342.451992][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.452019][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.452045][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.452072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.452115][ T32] r4:846e9dc0 [ 1342.452500][ T32] INFO: task kworker/1:725:5572 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.452533][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.452587][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.452669][ T32] Call trace: [ 1342.452703][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.452751][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.452778][ T32] r4:00000000 [ 1342.452797][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.452855][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.452888][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.452937][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.452965][ T32] 9d60: 800e0013 ffffffff [ 1342.452988][ T32] r5:800e0013 r4:80239bd0 [ 1342.453007][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.453067][ T32] r4:82ac11e4 [ 1342.453111][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.453168][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.453192][ T32] r4:e06a9dc0 [ 1342.453232][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.453276][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.453341][ T32] r4:00000000 [ 1342.453364][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.453410][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.453441][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1342.453662][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1342.453958][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1342.454188][ T32] INFO: task kworker/1:726:5575 blocked for more than 468 seconds. ** 2 printk messages dropped ** [ 1342.454283][ T32] task:kworker/1:726 state:D stack:0 pid:5575 tgid:5575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.454330][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.454385][ T32] Call trace: [ 1342.454439][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.454488][ T32] r10:82918644 r9:ebc45d84 r8:00000002 r7:60000013 r6:ebc45d8c r5:85753000 [ 1342.454511][ T32] r4:85753000 [ 1342.454530][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.454568][ T32] r5:85753000 r4:82918640 [ 1342.454608][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.454663][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.454712][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 [ 1342.454734][ T32] r4:00000000 [ 1342.454752][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.454814][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.454854][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.454893][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ba80 [ 1342.454915][ T32] r4:00000000 [ 1342.454933][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.454975][ T32] r9:83018205 r8:85753000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1342.454996][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.455047][ T32] r5:00001000 r4:ebccb000 [ 1342.455090][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.455165][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.455225][ T32] r5:856f078c r4:856f0400 [ 1342.455269][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.455335][ T32] r7:ddde2d40 r6:83018200 r5:856f078c r4:84709880 [ 1342.455379][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.455430][ T32] r10:61c88647 r9:85753000 r8:847098ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.455452][ T32] r4:84709880 [ 1342.455492][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.455554][ T32] r10:00000000 r9:84709880 r8:8027ed34 r7:ebc2de60 r6:856d3880 r5:85753000 [ 1342.455578][ T32] r4:00000001 [ 1342.455597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.455632][ T32] Exception stack(0xebc45fb0 to 0xebc45ff8) [ 1342.455682][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.455737][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.455768][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.455843][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.455868][ T32] r4:846e9d00 [ 1342.456152][ T32] INFO: task kworker/1:726:5575 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.456187][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.456254][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.456308][ T32] Call trace: [ 1342.456351][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.456399][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.456443][ T32] r4:00000000 [ 1342.456476][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.456529][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.456584][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.456615][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.456639][ T32] 9d60: 800e0013 ffffffff [ 1342.456661][ T32] r5:800e0013 r4:80239bd0 [ 1342.456680][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1342.456916][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.457359][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1342.457675][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1342.457878][ T32] INFO: task kworker/1:727:5576 blocked for more than 468 seconds. ** 11 printk messages dropped ** [ 1342.458357][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.458401][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 ** 2 printk messages dropped ** [ 1342.458498][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.458898][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.459316][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.472481][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.472892][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1342.473238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.473280][ T32] r4:00000000 [ 1342.473328][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.473398][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.473423][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.473485][ T32] r5:00001000 r4:dfb77000 [ 1342.473510][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.473550][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.473611][ T32] r5:8501a38c r4:8501a000 [ 1342.473634][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.473682][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.473723][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.473817][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.473844][ T32] r4:85093380 [ 1342.473884][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.473954][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.473979][ T32] r4:00000001 [ 1342.474000][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.474055][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.474085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.474124][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.474173][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.474204][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.474225][ T32] r4:8508f600 [ 1342.474288][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.474341][ T32] INFO: task kworker/1:728:5577 blocked for more than 469 seconds. [ 1342.474398][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.474425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.474447][ T32] task:kworker/1:728 state:D stack:0 pid:5577 tgid:5577 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.474505][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.474574][ T32] Call trace: [ 1342.474660][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.474728][ T32] r10:82918644 r9:ebc4dd84 r8:00000002 r7:60000113 r6:ebc4dd8c r5:85750000 [ 1342.474777][ T32] r4:85750000 [ 1342.474800][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1342.474945][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.474998][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 [ 1342.475023][ T32] r4:00000000 [ 1342.475063][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.475127][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.475166][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.475206][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3840 [ 1342.475250][ T32] r4:00000000 [ 1342.475272][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.475316][ T32] r9:83018205 r8:85750000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1342.475338][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.475401][ T32] r5:00001000 r4:ebc3d000 [ 1342.475446][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.475488][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.475528][ T32] r5:856ee38c r4:856ee000 [ 1342.475549][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.475612][ T32] r7:ddde2d40 r6:83018200 r5:856ee38c r4:84709980 [ 1342.475637][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.475733][ T32] r10:61c88647 r9:85750000 r8:847099ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1342.475978][ T32] Exception stack(0xebc4dfb0 to 0xebc4dff8) ** 7 printk messages dropped ** [ 1342.476731][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.477075][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1342.477441][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.477844][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1342.478137][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1342.478347][ T32] INFO: task kworker/1:729:5579 blocked for more than 469 seconds. ** 11 printk messages dropped ** [ 1342.478893][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.478938][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 ** 2 printk messages dropped ** [ 1342.479050][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1342.479568][ T32] r7:ddde2d40 r6:83018200 r5:856ee78c r4:84709a00 ** 7 printk messages dropped ** [ 1342.493639][ T32] Exception stack(0xebc59fb0 to 0xebc59ff8) ** 7 printk messages dropped ** [ 1342.494371][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.494727][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.494754][ T32] 9d60: 800e0013 ffffffff [ 1342.494780][ T32] r5:800e0013 r4:80239bd0 [ 1342.494821][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.494884][ T32] r4:82ac11e4 [ 1342.494922][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.494973][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.494995][ T32] r4:e06a9dc0 [ 1342.495014][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.495056][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.495077][ T32] r4:00000000 [ 1342.495096][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.495140][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.495197][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.495264][ T32] r5:00001000 r4:dfb77000 [ 1342.495288][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.495328][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.495379][ T32] r5:8501a38c r4:8501a000 [ 1342.495402][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.495476][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.495500][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.495546][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.495567][ T32] r4:85093380 [ 1342.495596][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.495643][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.495713][ T32] r4:00000001 [ 1342.495738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.495800][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.495839][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.495871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.495898][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.495925][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.495968][ T32] r4:8508f600 [ 1342.496013][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.496062][ T32] INFO: task kworker/1:730:5581 blocked for more than 469 seconds. [ 1342.496099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.496123][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.496144][ T32] task:kworker/1:730 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.496189][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.496231][ T32] Call trace: [ 1342.496282][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1342.496441][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.496480][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.496707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475b180 ** 9 printk messages dropped ** [ 1342.497066][ T32] r7:ddde2d40 r6:83018200 r5:856eeb8c r4:84709a80 ** 9 printk messages dropped ** [ 1342.497414][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.498064][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 12 printk messages dropped ** [ 1342.498547][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.498901][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.499138][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 20 printk messages dropped ** [ 1342.511986][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1342.512679][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1342.513950][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 20 printk messages dropped ** [ 1342.514742][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.515298][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.515344][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.515375][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.515404][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.515431][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.515453][ T32] r4:8508f600 [ 1342.515473][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.515519][ T32] INFO: task kworker/1:732:5585 blocked for more than 469 seconds. [ 1342.515579][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.515606][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.515628][ T32] task:kworker/1:732 state:D stack:0 pid:5585 tgid:5585 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.515693][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.515752][ T32] Call trace: [ 1342.515790][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.515835][ T32] r10:82918644 r9:ebc89d84 r8:00000002 r7:60000013 r6:ebc89d8c r5:85753c00 [ 1342.515857][ T32] r4:85753c00 [ 1342.515876][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.515914][ T32] r5:85753c00 r4:82918640 [ 1342.515933][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.515971][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.516028][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 [ 1342.516062][ T32] r4:00000000 [ 1342.516104][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.516145][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.516201][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.516246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475b380 [ 1342.516278][ T32] r4:00000000 [ 1342.516312][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.516360][ T32] r9:83018205 r8:85753c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1342.516381][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.516422][ T32] r5:00001000 r4:ebc79000 [ 1342.516441][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.516478][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.516520][ T32] r5:856ef38c r4:856ef000 [ 1342.516539][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.516616][ T32] r7:ddde2d40 r6:83018200 r5:856ef38c r4:84709b80 [ 1342.516640][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.516706][ T32] r10:61c88647 r9:85753c00 r8:84709bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.516751][ T32] r4:84709b80 [ 1342.516799][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1342.517080][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 22 printk messages dropped ** [ 1342.518247][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 19 printk messages dropped ** [ 1342.519170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 14 printk messages dropped ** [ 1342.519842][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 16 printk messages dropped ** [ 1342.532958][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.533297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.533337][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.533359][ T32] r4:8475b680 [ 1342.533780][ T32] INFO: task kworker/1:733:5587 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.533839][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.533951][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.534027][ T32] Call trace: [ 1342.534060][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.534126][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.534208][ T32] r4:00000000 [ 1342.534256][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.534299][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.534351][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.534383][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.534419][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1342.534670][ T32] r4:e06a9dc0 ** 8 printk messages dropped ** [ 1342.535102][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1342.536061][ T32] Not tainted 6.15.0-syzkaller #0 ** 10 printk messages dropped ** [ 1342.536507][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.536712][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1342.537320][ T32] r4:84709c80 ** 11 printk messages dropped ** [ 1342.538055][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 22 printk messages dropped ** [ 1342.538863][ T32] r5:00001000 r4:dfb77000 [ 1342.538902][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.538945][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.539013][ T32] r5:8501a38c r4:8501a000 [ 1342.539036][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.539081][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.539114][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.539160][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.539182][ T32] r4:85093380 [ 1342.539201][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.539282][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.539306][ T32] r4:00000001 [ 1342.539326][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.539361][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.539406][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.539438][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.539486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.539517][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.539542][ T32] r4:8508f600 [ 1342.539575][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.539622][ T32] INFO: task kworker/1:735:5591 blocked for more than 469 seconds. [ 1342.539703][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.539744][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.539765][ T32] task:kworker/1:735 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.539879][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.550188][ T32] Call trace: [ 1342.550247][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.550314][ T32] r10:82918644 r9:ebcb5d84 r8:00000002 r7:60000013 r6:ebcb5d8c r5:85758000 ** 4 printk messages dropped ** [ 1342.550534][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.550580][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 ** 2 printk messages dropped ** [ 1342.550709][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.551170][ T32] r5:856eff8c r4:856efc00 ** 4 printk messages dropped ** [ 1342.551409][ T32] r4:84709d00 ** 6 printk messages dropped ** [ 1342.551738][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1342.552318][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1342.552955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 6 printk messages dropped ** [ 1342.553170][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1342.553882][ T32] r4:00000001 ** 1 printk messages dropped ** [ 1342.553993][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.554041][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.554091][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.554127][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.554154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.554176][ T32] r4:8508f600 [ 1342.554218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.554251][ T32] INFO: task kworker/1:736:5593 blocked for more than 469 seconds. [ 1342.554285][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.554330][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.554356][ T32] task:kworker/1:736 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.554447][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.554492][ T32] Call trace: [ 1342.554553][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.554598][ T32] r10:82918644 r9:ebcc1d84 r8:00000002 r7:60000013 r6:ebcc1d8c r5:85759800 [ 1342.554619][ T32] r4:85759800 [ 1342.554638][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.554676][ T32] r5:85759800 r4:82918640 [ 1342.554694][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.554752][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.554825][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc1e08 [ 1342.554851][ T32] r4:00000000 [ 1342.554870][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.554917][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.554971][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.555029][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475b880 [ 1342.555053][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.555228][ T32] r5:00001000 r4:ebcb1000 ** 6 printk messages dropped ** [ 1342.555530][ T32] r10:61c88647 r9:85759800 r8:84709dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1342.555928][ T32] r4:8475b780 ** 5 printk messages dropped ** [ 1342.556509][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1342.556924][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1342.557009][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.557297][ T32] r5:8501a38c r4:8501a000 ** 2 printk messages dropped ** [ 1342.557385][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.557430][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.557451][ T32] r4:85093380 [ 1342.557469][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.557532][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.557557][ T32] r4:00000001 [ 1342.557598][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.557636][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.557661][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.557709][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.557738][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.557766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.557792][ T32] r4:8508f600 [ 1342.557812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.557857][ T32] INFO: task kworker/1:737:5595 blocked for more than 469 seconds. [ 1342.557909][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.557975][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.558023][ T32] task:kworker/1:737 state:D stack:0 pid:5595 tgid:5595 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.558071][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.558111][ T32] Call trace: [ 1342.558141][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.558184][ T32] r10:82918644 r9:ebcc9d84 r8:00000002 r7:60000113 r6:ebcc9d8c r5:8575bc00 [ 1342.558206][ T32] r4:8575bc00 [ 1342.558225][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.558286][ T32] r5:8575bc00 r4:82918640 [ 1342.558308][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.558348][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.558458][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.558605][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475bb00 ** 9 printk messages dropped ** [ 1342.558990][ T32] r7:ddde2d40 r6:83018200 r5:856f0b8c r4:84709e00 ** 7 printk messages dropped ** [ 1342.559325][ T32] Exception stack(0xebcc9fb0 to 0xebcc9ff8) ** 6 printk messages dropped ** [ 1342.578276][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.578386][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.578450][ T32] Call trace: [ 1342.578505][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.578566][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.578589][ T32] r4:00000000 [ 1342.578609][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.578669][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.578736][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.578769][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.578800][ T32] 9d60: 800e0013 ffffffff [ 1342.578856][ T32] r5:800e0013 r4:80239bd0 [ 1342.578880][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.578957][ T32] r4:82ac11e4 [ 1342.578980][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.579032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.579057][ T32] r4:e06a9dc0 [ 1342.579097][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.579143][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.579184][ T32] r4:00000000 [ 1342.579216][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.579265][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.579296][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.579363][ T32] r5:00001000 r4:dfb77000 [ 1342.579386][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1342.579743][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1342.585871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.586235][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.586490][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.586555][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 ** 5 printk messages dropped ** [ 1342.586778][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1342.586992][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.587380][ T32] Exception stack(0xeb845fb0 to 0xeb845ff8) [ 1342.587416][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.587467][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.587497][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.587550][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.587575][ T32] r4:8475b9c0 [ 1342.588067][ T32] INFO: task kworker/1:738:5598 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.588119][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.588179][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.588271][ T32] Call trace: [ 1342.588305][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.588384][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.588420][ T32] r4:00000000 [ 1342.588463][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.588505][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.588534][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.588564][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.588609][ T32] 9d60: 800e0013 ffffffff [ 1342.588635][ T32] r5:800e0013 r4:80239bd0 [ 1342.588694][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.588758][ T32] r4:82ac11e4 [ 1342.588784][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.588827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.588871][ T32] r4:e06a9dc0 [ 1342.588893][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.588934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.588956][ T32] r4:00000000 [ 1342.589002][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.589051][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.589073][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.589137][ T32] r5:00001000 r4:dfb77000 [ 1342.589161][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.589200][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.589240][ T32] r5:8501a38c r4:8501a000 [ 1342.589259][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.589302][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.589356][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.589425][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.589473][ T32] r4:85093380 [ 1342.589514][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.589563][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.589585][ T32] r4:00000001 [ 1342.589613][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.589650][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.589676][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.589713][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.589764][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.589820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.598013][ T32] r4:8508f600 [ 1342.598079][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.598113][ T32] INFO: task kworker/1:739:5600 blocked for more than 469 seconds. ** 3 printk messages dropped ** [ 1342.598277][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.598653][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.598698][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb85de08 ** 1 printk messages dropped ** [ 1342.598762][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1342.599062][ T32] r5:00001000 r4:dfaa5000 ** 5 printk messages dropped ** [ 1342.599305][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.599722][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.604632][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.604961][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.605205][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1342.605553][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.605824][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 7 printk messages dropped ** [ 1342.606092][ T32] r4:8508f600 ** 6 printk messages dropped ** [ 1342.606351][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.606634][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.606705][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.606822][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1342.607136][ T32] r5:00001000 r4:ead51000 [ 1342.607180][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.607243][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.607303][ T32] r5:856f138c r4:856f1000 [ 1342.607325][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.607369][ T32] r7:ddde2d40 r6:83018200 r5:856f138c r4:84709f80 [ 1342.607388][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.607434][ T32] r10:61c88647 r9:8575d400 r8:84709fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.607456][ T32] r4:84709f80 [ 1342.607474][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.607518][ T32] r10:00000000 r9:84709f80 r8:8027ed34 r7:eb845e60 r6:856d3f80 r5:8575d400 [ 1342.607568][ T32] r4:00000001 [ 1342.607610][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.607657][ T32] Exception stack(0xebce1fb0 to 0xebce1ff8) [ 1342.607704][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.607733][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.607761][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.607795][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.607838][ T32] r4:8475bc40 [ 1342.608187][ T32] INFO: task kworker/1:740:5601 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.608222][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.608312][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.608361][ T32] Call trace: [ 1342.608411][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.608461][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.608483][ T32] r4:00000000 [ 1342.608501][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.608552][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.608604][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.608635][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.608679][ T32] 9d60: 800e0013 ffffffff [ 1342.608726][ T32] r5:800e0013 r4:80239bd0 [ 1342.608769][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.608844][ T32] r4:82ac11e4 [ 1342.608887][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.608932][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.608954][ T32] r4:e06a9dc0 [ 1342.608971][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.609011][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.609053][ T32] r4:00000000 [ 1342.609084][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.609131][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.609153][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.609235][ T32] r5:00001000 r4:dfb77000 [ 1342.609258][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.609297][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.609337][ T32] r5:8501a38c r4:8501a000 [ 1342.609356][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1342.609507][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1342.609695][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.619751][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.620397][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.620463][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 ** 4 printk messages dropped ** [ 1342.620651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4b80 ** 7 printk messages dropped ** [ 1342.621005][ T32] r5:856f178c r4:856f1400 ** 4 printk messages dropped ** [ 1342.621258][ T32] r4:8508e000 ** 6 printk messages dropped ** [ 1342.621553][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1342.622573][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1342.622950][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1342.623305][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.623756][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1342.624012][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.624416][ T32] r5:8575e000 r4:82918640 ** 1 printk messages dropped ** [ 1342.624523][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.624675][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.625073][ T32] r5:856f2f8c r4:856f2c00 ** 4 printk messages dropped ** [ 1342.625279][ T32] r4:8508e080 ** 6 printk messages dropped ** [ 1342.625666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.626423][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.626826][ T32] r4:82ac11e4 [ 1342.626870][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.626918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.626940][ T32] r4:e06a9dc0 [ 1342.626958][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.627040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.627086][ T32] r4:00000000 [ 1342.627129][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.627176][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.627197][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.627260][ T32] r5:00001000 r4:dfb77000 [ 1342.627282][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.627344][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.627388][ T32] r5:8501a38c r4:8501a000 [ 1342.627428][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.627496][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.627520][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.627588][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.627612][ T32] r4:85093380 [ 1342.627631][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.627705][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.627730][ T32] r4:00000001 [ 1342.627760][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.627802][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.627829][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.627877][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.627930][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.627980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.628031][ T32] r4:8508f600 [ 1342.628075][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.628103][ T32] INFO: task kworker/1:743:5607 blocked for more than 469 seconds. [ 1342.628130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.628175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.628198][ T32] task:kworker/1:743 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.628242][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.628300][ T32] Call trace: [ 1342.628360][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.628415][ T32] r10:82918644 r9:ebcf1d84 r8:00000002 r7:60000113 r6:ebcf1d8c r5:8575c800 [ 1342.628450][ T32] r4:8575c800 [ 1342.628471][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.628510][ T32] r5:8575c800 r4:82918640 [ 1342.628555][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.628598][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.628642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf1e08 [ 1342.628681][ T32] r4:00000000 [ 1342.628725][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.628766][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.628811][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.628851][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc000 [ 1342.628873][ T32] r4:00000000 [ 1342.628913][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.628961][ T32] r9:83018205 r8:8575c800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [ 1342.628992][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.629065][ T32] r5:00001000 r4:eb227000 [ 1342.629087][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.629127][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.629167][ T32] r5:856f1f8c r4:856f1c00 [ 1342.629185][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.629237][ T32] r7:ddde2d40 r6:83018200 r5:856f1f8c r4:8508e100 [ 1342.629261][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.629315][ T32] r10:61c88647 r9:8575c800 r8:8508e12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.629339][ T32] r4:8508e100 [ 1342.629379][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.629425][ T32] r10:00000000 r9:8508e100 r8:8027ed34 r7:ebcede60 r6:85092100 r5:8575c800 [ 1342.629464][ T32] r4:00000001 [ 1342.629491][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.629552][ T32] Exception stack(0xebcf1fb0 to 0xebcf1ff8) [ 1342.629581][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1342.629636][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1342.649263][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.649357][ T32] Call trace: [ 1342.649401][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.649485][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.649509][ T32] r4:00000000 [ 1342.649559][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.649603][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.649634][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.649676][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.649724][ T32] 9d60: 800e0013 ffffffff [ 1342.649752][ T32] r5:800e0013 r4:80239bd0 [ 1342.649794][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.650229][ T32] r4:82ac11e4 [ 1342.650261][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.650318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.650340][ T32] r4:e06a9dc0 [ 1342.650395][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.650465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.650511][ T32] r4:00000000 [ 1342.650534][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.650583][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.650605][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.650649][ T32] r5:00001000 r4:dfb77000 [ 1342.650668][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.650706][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.650746][ T32] r5:8501a38c r4:8501a000 [ 1342.650765][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.650819][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.650840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.650895][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.650943][ T32] r4:85093380 [ 1342.650965][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.651011][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.651033][ T32] r4:00000001 [ 1342.651074][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.651113][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.651162][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.651215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.651246][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.651275][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.651296][ T32] r4:8508f600 [ 1342.651318][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.651368][ T32] INFO: task kworker/1:744:5610 blocked for more than 469 seconds. [ 1342.651406][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.651431][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.651452][ T32] task:kworker/1:744 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.651527][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.651575][ T32] Call trace: [ 1342.651632][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.651729][ T32] r10:82918644 r9:ebcfdd84 r8:00000002 r7:60000113 r6:ebcfdd8c r5:84af8c00 [ 1342.651760][ T32] r4:84af8c00 [ 1342.651797][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.651841][ T32] r5:84af8c00 r4:82918640 [ 1342.651893][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.651947][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.651997][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcfde08 [ 1342.652029][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1342.652099][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1342.652626][ T32] r7:ddde2d40 r6:83018200 r5:856f238c r4:8508e180 ** 7 printk messages dropped ** [ 1342.652957][ T32] Exception stack(0xebcfdfb0 to 0xebcfdff8) ** 7 printk messages dropped ** [ 1342.653711][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.654076][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1342.654402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.654753][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1342.655045][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1342.655392][ T32] INFO: task kworker/1:745:5611 blocked for more than 469 seconds. ** 10 printk messages dropped ** [ 1342.655968][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.656010][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.656193][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.656563][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.656607][ T32] r5:856f278c r4:856f2400 [ 1342.656626][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.656678][ T32] r7:ddde2d40 r6:83018200 r5:856f278c r4:8508e200 [ 1342.656701][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.656760][ T32] r10:61c88647 r9:84af9800 r8:8508e22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.656789][ T32] r4:8508e200 [ 1342.656809][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.656874][ T32] r10:00000000 r9:8508e200 r8:8027ed34 r7:ebcede60 r6:85092200 r5:84af9800 [ 1342.656899][ T32] r4:00000001 [ 1342.656918][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.656974][ T32] Exception stack(0xebd01fb0 to 0xebd01ff8) [ 1342.657013][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.657053][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.657101][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.657132][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.657154][ T32] r4:850dc140 [ 1342.657460][ T32] INFO: task kworker/1:745:5611 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.657515][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.657573][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.657617][ T32] Call trace: [ 1342.657647][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.657715][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.657741][ T32] r4:00000000 [ 1342.657783][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.657825][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.657855][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.657892][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.657941][ T32] 9d60: 800e0013 ffffffff [ 1342.657984][ T32] r5:800e0013 r4:80239bd0 [ 1342.658034][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.658094][ T32] r4:82ac11e4 [ 1342.658116][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.658188][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.658234][ T32] r4:e06a9dc0 [ 1342.658256][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.658297][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.658319][ T32] r4:00000000 [ 1342.658338][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.658382][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.658428][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1342.658596][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.658841][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1342.659157][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1342.659569][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.659632][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.659872][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.680621][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1342.681128][ T32] Exception stack(0xebcd5fb0 to 0xebcd5ff8) ** 7 printk messages dropped ** [ 1342.681937][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1342.682331][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1342.682631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.683013][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1342.683351][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1342.683681][ T32] task:kworker/1:747 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.684122][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1342.684275][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1342.684592][ T32] r5:00001000 r4:eb683000 ** 5 printk messages dropped ** [ 1342.684830][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.685141][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.685825][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1342.686267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1342.686642][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1342.686882][ T32] r4:85093380 [ 1342.686901][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.686958][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.687051][ T32] r4:00000001 [ 1342.687102][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.687148][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.687177][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.687205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.687258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.687317][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.687341][ T32] r4:8508f600 [ 1342.687361][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 1 printk messages dropped ** [ 1342.687430][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1342.687799][ T32] r4:8571c800 ** 3 printk messages dropped ** [ 1342.687973][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.688023][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 ** 2 printk messages dropped ** [ 1342.688131][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.688479][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.688836][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.688973][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.689904][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1342.702955][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1342.703066][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.703249][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1342.703512][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1342.703825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.704128][ T32] task:kworker/1:749 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.704488][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1342.704762][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.705250][ T32] r5:856f438c r4:856f4000 ** 6 printk messages dropped ** [ 1342.705516][ T32] r10:00000000 r9:8508e580 r8:8027ed34 r7:ebc1de60 r6:8508e600 r5:8571d400 ** 9 printk messages dropped ** [ 1342.706322][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1342.707076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.707553][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1342.707905][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.707953][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.707984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.708015][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.708045][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.708089][ T32] r4:8508f600 [ 1342.708113][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.708139][ T32] INFO: task kworker/1:750:5622 blocked for more than 469 seconds. [ 1342.708168][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.708191][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.708212][ T32] task:kworker/1:750 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.708257][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.708310][ T32] Call trace: [ 1342.708366][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.708435][ T32] r10:82918644 r9:ebd15d84 r8:00000002 r7:60000113 r6:ebd15d8c r5:8571e000 [ 1342.708467][ T32] r4:8571e000 [ 1342.708487][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.708563][ T32] r5:8571e000 r4:82918640 [ 1342.708588][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.708629][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.708674][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd15e08 [ 1342.708718][ T32] r4:00000000 [ 1342.708762][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.708804][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.708841][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.708883][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc980 [ 1342.708925][ T32] r4:00000000 [ 1342.708948][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.708992][ T32] r9:83018205 r8:8571e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1342.709034][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.709101][ T32] r5:00001000 r4:eb6bd000 [ 1342.709123][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.709183][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.709227][ T32] r5:856f3b8c r4:856f3800 [ 1342.709246][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.709289][ T32] r7:ddde2d40 r6:83018200 r5:856f3b8c r4:8508e680 [ 1342.709308][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.709352][ T32] r10:61c88647 r9:8571e000 r8:8508e6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.709373][ T32] r4:8508e680 [ 1342.709393][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.709461][ T32] r10:00000000 r9:8508e680 r8:8027ed34 r7:ebd0de60 r6:8508e700 r5:8571e000 [ 1342.709486][ T32] r4:00000001 [ 1342.709529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.709569][ T32] Exception stack(0xebd15fb0 to 0xebd15ff8) [ 1342.709596][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.709624][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.709649][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.709677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.709698][ T32] r4:850dca80 [ 1342.725369][ T32] INFO: task kworker/1:750:5622 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.725485][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.725610][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.725676][ T32] Call trace: [ 1342.725725][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.725788][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.725815][ T32] r4:00000000 [ 1342.725836][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.725876][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.725928][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.725961][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.725984][ T32] 9d60: 800e0013 ffffffff [ 1342.726007][ T32] r5:800e0013 r4:80239bd0 [ 1342.726050][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.726118][ T32] r4:82ac11e4 [ 1342.726155][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.726220][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.726245][ T32] r4:e06a9dc0 [ 1342.726266][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.726330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.726355][ T32] r4:00000000 [ 1342.726384][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.726455][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.726503][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.726557][ T32] r5:00001000 r4:dfb77000 [ 1342.726600][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.726666][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.726710][ T32] r5:8501a38c r4:8501a000 [ 1342.726731][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.726800][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.726846][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.726896][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.726941][ T32] r4:85093380 [ 1342.726967][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.727014][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.727035][ T32] r4:00000001 [ 1342.727055][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.727090][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.727118][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.727146][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.727172][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.727200][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.727221][ T32] r4:8508f600 [ 1342.727243][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.727294][ T32] INFO: task kworker/1:751:5625 blocked for more than 469 seconds. [ 1342.727353][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.727401][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.727434][ T32] task:kworker/1:751 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.727524][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.727631][ T32] Call trace: [ 1342.727690][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.727743][ T32] r10:82918644 r9:ebd19d84 r8:00000002 r7:60000113 r6:ebd19d8c r5:8571ec00 [ 1342.727789][ T32] r4:8571ec00 [ 1342.727813][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.727889][ T32] r5:8571ec00 r4:82918640 [ 1342.727911][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.727951][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.728001][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd19e08 [ 1342.728024][ T32] r4:00000000 [ 1342.728043][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.728081][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.728116][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.728156][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dcbc0 [ 1342.728198][ T32] r4:00000000 [ 1342.728221][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.728316][ T32] r9:83018205 r8:8571ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [ 1342.728342][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.728385][ T32] r5:00001000 r4:eb6df000 [ 1342.728404][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1342.728483][ T32] r5:856f3f8c r4:856f3c00 [ 1342.728512][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.728565][ T32] r7:ddde2d40 r6:83018200 r5:856f3f8c r4:8508e780 [ 1342.728586][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.728630][ T32] r10:61c88647 r9:8571ec00 r8:8508e7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.728674][ T32] r4:8508e780 [ 1342.728696][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.728760][ T32] r10:00000000 r9:8508e780 r8:8027ed34 r7:ebd0de60 r6:8508e800 r5:8571ec00 [ 1342.728807][ T32] r4:00000001 [ 1342.728828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.728883][ T32] Exception stack(0xebd19fb0 to 0xebd19ff8) [ 1342.728912][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.728963][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.728994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.729031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.729070][ T32] r4:850dcb80 [ 1342.729492][ T32] INFO: task kworker/1:751:5625 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.729524][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.729599][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.729658][ T32] Call trace: [ 1342.729733][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.729806][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.737871][ T32] r4:00000000 [ 1342.737935][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.738025][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.738065][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.738096][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1342.738261][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1342.738422][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.738817][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.739088][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1342.739448][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1342.744710][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.744755][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.744801][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 [ 1342.744824][ T32] r4:00000000 [ 1342.744853][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.744895][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.744935][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.744975][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6ae40 [ 1342.744997][ T32] r4:00000000 [ 1342.745037][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.745112][ T32] r9:83018205 r8:8571b000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1342.745157][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.745227][ T32] r5:00001000 r4:eb7fd000 [ 1342.745259][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.745302][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.745352][ T32] r5:856f478c r4:856f4400 [ 1342.745397][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.745448][ T32] r7:ddde2d40 r6:83018200 r5:856f478c r4:8508e880 [ 1342.745492][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.745546][ T32] r10:61c88647 r9:8571b000 r8:8508e8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.745568][ T32] r4:8508e880 [ 1342.745611][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.745659][ T32] r10:00000000 r9:8508e880 r8:8027ed34 r7:ebd0de60 r6:8508e900 r5:8571b000 [ 1342.745681][ T32] r4:00000001 [ 1342.745701][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.745736][ T32] Exception stack(0xebd1dfb0 to 0xebd1dff8) [ 1342.745765][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.745793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.746694][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 12 printk messages dropped ** [ 1342.747094][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.747465][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1342.747642][ T32] r4:85093380 ** 7 printk messages dropped ** [ 1342.747949][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.748257][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.748623][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.748672][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd21e08 [ 1342.748714][ T32] r4:00000000 [ 1342.748736][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.748774][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.748831][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.748877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4c40 [ 1342.748899][ T32] r4:00000000 [ 1342.748917][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.748981][ T32] r9:83018205 r8:85718c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1342.749005][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.749067][ T32] r5:00001000 r4:eb81b000 [ 1342.749090][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.749129][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.749189][ T32] r5:856f4f8c r4:856f4c00 [ 1342.749232][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.749278][ T32] r7:ddde2d40 r6:83018200 r5:856f4f8c r4:8508e980 [ 1342.749299][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.749375][ T32] r10:61c88647 r9:85718c00 r8:8508e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.749400][ T32] r4:8508e980 [ 1342.749418][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.749552][ T32] r10:00000000 r9:8508e980 r8:8027ed34 r7:ebd1de60 r6:8508ea00 r5:85718c00 [ 1342.749580][ T32] r4:00000001 [ 1342.749599][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.749653][ T32] Exception stack(0xebd21fb0 to 0xebd21ff8) [ 1342.749683][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.749710][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.749759][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.749789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.749810][ T32] r4:84a6a3c0 [ 1342.760676][ T32] INFO: task kworker/1:753:5628 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.760754][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.760892][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.761004][ T32] Call trace: [ 1342.761042][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.761098][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.761121][ T32] r4:00000000 [ 1342.761141][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.761180][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.761210][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.761239][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.761283][ T32] 9d60: 800e0013 ffffffff [ 1342.761310][ T32] r5:800e0013 r4:80239bd0 [ 1342.761331][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.761374][ T32] r4:82ac11e4 [ 1342.761415][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.761483][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.761555][ T32] r4:e06a9dc0 [ 1342.761621][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.761667][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.761689][ T32] r4:00000000 [ 1342.761709][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.761776][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.761813][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.761859][ T32] r5:00001000 r4:dfb77000 ** 2 printk messages dropped ** [ 1342.762006][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.762297][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1342.762651][ T32] INFO: task kworker/1:754:5630 blocked for more than 469 seconds. ** 10 printk messages dropped ** [ 1342.763058][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.763096][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.763250][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1342.763649][ T32] r5:856f4b8c r4:856f4800 ** 4 printk messages dropped ** [ 1342.763830][ T32] r4:8508ea80 ** 6 printk messages dropped ** [ 1342.764090][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.764853][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1342.765263][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1342.765383][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1342.765823][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1342.766013][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1342.766229][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.766259][ T32] task:kworker/1:755 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.766331][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.766404][ T32] Call trace: [ 1342.766438][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.766483][ T32] r10:82918644 r9:ebd29d84 r8:00000002 r7:60000013 r6:ebd29d8c r5:85720000 [ 1342.766505][ T32] r4:85720000 [ 1342.766530][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.766571][ T32] r5:85720000 r4:82918640 [ 1342.766614][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.766658][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.766703][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd29e08 [ 1342.766724][ T32] r4:00000000 [ 1342.766745][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.766786][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.766853][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.766911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1040 [ 1342.766938][ T32] r4:00000000 [ 1342.766956][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.767001][ T32] r9:83018205 r8:85720000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1342.767021][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.767061][ T32] r5:00001000 r4:eb82f000 [ 1342.767080][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.767117][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.767157][ T32] r5:856f538c r4:856f5000 [ 1342.767175][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.767219][ T32] r7:ddde2d40 r6:83018200 r5:856f538c r4:8508eb80 [ 1342.767239][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.767305][ T32] r10:61c88647 r9:85720000 r8:8508ebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.767352][ T32] r4:8508eb80 [ 1342.767373][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.767440][ T32] r10:00000000 r9:8508eb80 r8:8027ed34 r7:ebd21e60 r6:8508ec00 r5:85720000 [ 1342.767465][ T32] r4:00000001 [ 1342.767516][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.767567][ T32] Exception stack(0xebd29fb0 to 0xebd29ff8) [ 1342.767593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.767644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.767719][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.767835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.767867][ T32] r4:844c4c80 [ 1342.768311][ T32] INFO: task kworker/1:755:5632 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.768372][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1342.768866][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1342.769133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1342.769451][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1342.769786][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.787281][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.787727][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.788014][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.788106][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1342.788268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1140 ** 10 printk messages dropped ** [ 1342.788804][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.789231][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.798650][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 9 printk messages dropped ** [ 1342.799031][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.799351][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1342.799640][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.799875][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1342.804736][ T32] r10:82918644 r9:ebd31d84 r8:00000002 r7:60000013 r6:ebd31d8c r5:85722400 ** 4 printk messages dropped ** [ 1342.804890][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1342.805306][ T32] r9:83018205 r8:85722400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 ** 1 printk messages dropped ** [ 1342.805367][ T32] r5:00001000 r4:eb85f000 [ 1342.805387][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.805425][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.805487][ T32] r5:856f5b8c r4:856f5800 [ 1342.805511][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.805565][ T32] r7:ddde2d40 r6:83018200 r5:856f5b8c r4:8508ed80 [ 1342.805586][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.805631][ T32] r10:61c88647 r9:85722400 r8:8508edac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.805652][ T32] r4:8508ed80 [ 1342.805692][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.805741][ T32] r10:00000000 r9:8508ed80 r8:8027ed34 r7:ebd11e60 r6:8508ee00 r5:85722400 [ 1342.805784][ T32] r4:00000001 [ 1342.805807][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.805864][ T32] Exception stack(0xebd31fb0 to 0xebd31ff8) [ 1342.805896][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.805946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.805996][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.806028][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.806071][ T32] r4:847a1100 [ 1342.806543][ T32] INFO: task kworker/1:757:5636 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.806578][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.806633][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.806679][ T32] Call trace: [ 1342.806711][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.806783][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.806810][ T32] r4:00000000 [ 1342.806829][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.806867][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.806918][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.806974][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.807001][ T32] 9d60: 800e0013 ffffffff [ 1342.807024][ T32] r5:800e0013 r4:80239bd0 [ 1342.807043][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.807085][ T32] r4:82ac11e4 [ 1342.807125][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.807171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.807193][ T32] r4:e06a9dc0 [ 1342.807211][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.807275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.807321][ T32] r4:00000000 [ 1342.807344][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.807411][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.807435][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.807477][ T32] r5:00001000 r4:dfb77000 [ 1342.807496][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.807561][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.807606][ T32] r5:8501a38c r4:8501a000 [ 1342.807647][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.807719][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.807765][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.807813][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.807890][ T32] r4:85093380 [ 1342.807934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.807982][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.808008][ T32] r4:00000001 [ 1342.808027][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.808061][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.808086][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.808114][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.808140][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.808167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.808209][ T32] r4:8508f600 [ 1342.808232][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.808258][ T32] INFO: task kworker/1:758:5638 blocked for more than 469 seconds. [ 1342.808286][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.808308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.808348][ T32] task:kworker/1:758 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.808428][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.808495][ T32] Call trace: [ 1342.808535][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.808605][ T32] r10:82918644 r9:ebd35d84 r8:00000002 r7:60000113 r6:ebd35d8c r5:85723c00 [ 1342.808631][ T32] r4:85723c00 [ 1342.808651][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.808710][ T32] r5:85723c00 r4:82918640 [ 1342.808732][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.808796][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.808843][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 [ 1342.808866][ T32] r4:00000000 [ 1342.808905][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1342.809059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a15c0 ** 10 printk messages dropped ** [ 1342.809509][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1342.820695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1342.821645][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1342.822004][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1342.822135][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1342.822643][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1342.822805][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1342.823054][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.823468][ T32] r5:84af8000 r4:82918640 ** 1 printk messages dropped ** [ 1342.823551][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1342.823824][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1b40 ** 10 printk messages dropped ** [ 1342.824266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1342.824588][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1342.825283][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1342.825601][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1342.825811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 11 printk messages dropped ** [ 1342.826278][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1342.826535][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1342.826815][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.826915][ T32] Call trace: [ 1342.827008][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.827056][ T32] r10:82918644 r9:ebd3dd84 r8:00000002 r7:60000013 r6:ebd3dd8c r5:84afa400 [ 1342.827088][ T32] r4:84afa400 [ 1342.827110][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.827173][ T32] r5:84afa400 r4:82918640 [ 1342.827196][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.827236][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.827280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 [ 1342.827301][ T32] r4:00000000 [ 1342.827319][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.827356][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.827390][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.827429][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1780 [ 1342.827472][ T32] r4:00000000 [ 1342.827494][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.827554][ T32] r9:83018205 r8:84afa400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1342.827580][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.827642][ T32] r5:00001000 r4:eb881000 [ 1342.827686][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.827728][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.827791][ T32] r5:856f638c r4:856f6000 [ 1342.827815][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.827859][ T32] r7:ddde2d40 r6:83018200 r5:856f638c r4:847a4000 [ 1342.827920][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.827969][ T32] r10:61c88647 r9:84afa400 r8:847a402c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.828009][ T32] r4:847a4000 [ 1342.828031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.828076][ T32] r10:00000000 r9:847a4000 r8:8027ed34 r7:ebd39e60 r6:85092300 r5:84afa400 [ 1342.828098][ T32] r4:00000001 [ 1342.828138][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.828175][ T32] Exception stack(0xebd3dfb0 to 0xebd3dff8) [ 1342.828201][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1342.828229][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.828275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.828306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.828328][ T32] r4:847a11c0 [ 1342.828624][ T32] INFO: task kworker/1:760:5641 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.828656][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.828710][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.828765][ T32] Call trace: [ 1342.828800][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.828869][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.828895][ T32] r4:00000000 [ 1342.828914][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.828972][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.829004][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.829032][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.829055][ T32] 9d60: 800e0013 ffffffff [ 1342.829077][ T32] r5:800e0013 r4:80239bd0 [ 1342.829138][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.829183][ T32] r4:82ac11e4 [ 1342.829225][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.829270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.829302][ T32] r4:e06a9dc0 [ 1342.829323][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.829364][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.829386][ T32] r4:00000000 [ 1342.829406][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.829470][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.829513][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.829582][ T32] r5:00001000 r4:dfb77000 [ 1342.829625][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.829683][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.829770][ T32] r5:8501a38c r4:8501a000 [ 1342.829793][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.829881][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.845745][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.845835][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.845881][ T32] r4:85093380 [ 1342.845905][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.845953][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.845976][ T32] r4:00000001 [ 1342.846016][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.846077][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.846112][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.846141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.846198][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.846250][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.846295][ T32] r4:8508f600 [ 1342.846321][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.846351][ T32] INFO: task kworker/1:761:5644 blocked for more than 469 seconds. [ 1342.846384][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.846429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.846476][ T32] task:kworker/1:761 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.846564][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.846613][ T32] Call trace: [ 1342.846667][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.846742][ T32] r10:82918644 r9:ebd2dd84 r8:00000002 r7:60000113 r6:ebd2dd8c r5:84afbc00 [ 1342.846771][ T32] r4:84afbc00 [ 1342.846812][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.846901][ T32] r5:84afbc00 r4:82918640 [ 1342.846925][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.846990][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.847039][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 [ 1342.847061][ T32] r4:00000000 [ 1342.847080][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.847116][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.847156][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.847196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1900 [ 1342.847217][ T32] r4:00000000 [ 1342.847236][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.847282][ T32] r9:83018205 r8:84afbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1342.847303][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.847343][ T32] r5:00001000 r4:eb8f5000 [ 1342.847400][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.847444][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.847506][ T32] r5:856f678c r4:856f6400 [ 1342.847559][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.847606][ T32] r7:ddde2d40 r6:83018200 r5:856f678c r4:847a4080 [ 1342.847648][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.847715][ T32] r10:61c88647 r9:84afbc00 r8:847a40ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.847737][ T32] r4:847a4080 [ 1342.847756][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.847820][ T32] r10:00000000 r9:847a4080 r8:8027ed34 r7:ebd39e60 r6:85092380 r5:84afbc00 [ 1342.847866][ T32] r4:00000001 [ 1342.847887][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1342.847974][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.848792][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1342.849236][ T32] r4:e06a9dc0 ** 1 printk messages dropped ** [ 1342.849339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.849364][ T32] r4:00000000 [ 1342.849383][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.849457][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.849483][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.849529][ T32] r5:00001000 r4:dfb77000 [ 1342.849549][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.849587][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.849629][ T32] r5:8501a38c r4:8501a000 [ 1342.849647][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.849690][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.849710][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.849774][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.849821][ T32] r4:85093380 [ 1342.860758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.860889][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.860919][ T32] r4:00000001 [ 1342.860941][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.860981][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.861012][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.861040][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.861066][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.861094][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.861115][ T32] r4:8508f600 [ 1342.861137][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.861186][ T32] INFO: task kworker/1:762:5646 blocked for more than 469 seconds. [ 1342.861224][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.861248][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.861290][ T32] task:kworker/1:762 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.861367][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.861439][ T32] Call trace: [ 1342.861496][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.861554][ T32] r10:82918644 r9:ebd45d84 r8:00000002 r7:60000113 r6:ebd45d8c r5:85720c00 [ 1342.861576][ T32] r4:85720c00 [ 1342.861615][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.861659][ T32] r5:85720c00 r4:82918640 [ 1342.861678][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.861717][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.861783][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd45e08 ** 2 printk messages dropped ** [ 1342.861910][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1342.862209][ T32] r5:00001000 r4:eb91f000 [ 1342.862229][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.862267][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.862308][ T32] r5:856f6f8c r4:856f6c00 [ 1342.862348][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.862417][ T32] r7:ddde2d40 r6:83018200 r5:856f6f8c r4:847a4100 [ 1342.862441][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.862486][ T32] r10:61c88647 r9:85720c00 r8:847a412c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.862530][ T32] r4:847a4100 [ 1342.862553][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.862598][ T32] r10:00000000 r9:847a4100 r8:8027ed34 r7:ebd39e60 r6:847a4180 r5:85720c00 [ 1342.862620][ T32] r4:00000001 [ 1342.862638][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.862673][ T32] Exception stack(0xebd45fb0 to 0xebd45ff8) [ 1342.862699][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.862728][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.862775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.862807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.862850][ T32] r4:847a18c0 [ 1342.863293][ T32] INFO: task kworker/1:762:5646 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.863326][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.863428][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.863477][ T32] Call trace: [ 1342.863598][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.863661][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.863702][ T32] r4:00000000 [ 1342.863721][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.863799][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.863832][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 1 printk messages dropped ** [ 1342.863884][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1342.864106][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1342.864438][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1342.864756][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1342.864990][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1342.865361][ T32] Call trace: ** 6 printk messages dropped ** [ 1342.865682][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.865756][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 ** 2 printk messages dropped ** [ 1342.865861][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.866291][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.866713][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1342.866857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.866885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.866926][ T32] r4:847a1d40 [ 1342.867239][ T32] INFO: task kworker/1:763:5648 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.867272][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.867350][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.867415][ T32] Call trace: [ 1342.867473][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.867552][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.867600][ T32] r4:00000000 [ 1342.867642][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.867731][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.867772][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.867925][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.867952][ T32] 9d60: 800e0013 ffffffff [ 1342.868000][ T32] r5:800e0013 r4:80239bd0 [ 1342.868024][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.868065][ T32] r4:82ac11e4 [ 1342.868105][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.868173][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.868221][ T32] r4:e06a9dc0 [ 1342.868285][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.868328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.868386][ T32] r4:00000000 [ 1342.868409][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.868453][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.868495][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.868545][ T32] r5:00001000 r4:dfb77000 [ 1342.868565][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.868627][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.868672][ T32] r5:8501a38c r4:8501a000 [ 1342.868712][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.868760][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.868780][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.868845][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1342.868955][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1342.869294][ T32] INFO: task kworker/1:764:5651 blocked for more than 469 seconds. ** 6 printk messages dropped ** [ 1342.869641][ T32] r10:82918644 r9:ebd49d84 r8:00000002 r7:60000113 r6:ebd49d8c r5:85725400 ** 4 printk messages dropped ** [ 1342.869866][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.884763][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd49e08 ** 4 printk messages dropped ** [ 1342.885047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1e40 ** 9 printk messages dropped ** [ 1342.885514][ T32] r7:ddde2d40 r6:83018200 r5:856f778c r4:847a4300 ** 6 printk messages dropped ** [ 1342.885828][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1342.885927][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.885953][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.885981][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.886024][ T32] r4:847a1cc0 [ 1342.886470][ T32] INFO: task kworker/1:764:5651 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.886529][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.886599][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.886647][ T32] Call trace: [ 1342.886680][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.886728][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.886751][ T32] r4:00000000 [ 1342.886791][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.886844][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.886877][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.886928][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.886976][ T32] 9d60: 800e0013 ffffffff [ 1342.887014][ T32] r5:800e0013 r4:80239bd0 [ 1342.887057][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.887101][ T32] r4:82ac11e4 [ 1342.887121][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.887162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.887183][ T32] r4:e06a9dc0 [ 1342.887201][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.887241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.887286][ T32] r4:00000000 [ 1342.887329][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.887377][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.887400][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.887464][ T32] r5:00001000 r4:dfb77000 [ 1342.887509][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.887570][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.887632][ T32] r5:8501a38c r4:8501a000 [ 1342.887693][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.887744][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.887806][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.887855][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.887919][ T32] r4:85093380 [ 1342.887941][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.888011][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.888037][ T32] r4:00000001 [ 1342.888056][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.888111][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 2 printk messages dropped ** [ 1342.888195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.888514][ T32] task:kworker/1:765 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.888924][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.888989][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd55e08 [ 1342.889014][ T32] r4:00000000 [ 1342.889032][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.889069][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.889126][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.889170][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c280 [ 1342.889191][ T32] r4:00000000 [ 1342.889209][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.889251][ T32] r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1342.889273][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.889314][ T32] r5:00001000 r4:eb987000 [ 1342.889374][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.889427][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.889545][ T32] r5:856fc38c r4:856fc000 [ 1342.889568][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.889632][ T32] r7:ddde2d40 r6:83018200 r5:856fc38c r4:847a4400 [ 1342.889676][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.889723][ T32] r10:61c88647 r9:84afe000 r8:847a442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.889766][ T32] r4:847a4400 [ 1342.889809][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.901726][ T32] r10:00000000 r9:847a4400 r8:8027ed34 r7:ebd49e60 r6:85092400 r5:84afe000 [ 1342.901765][ T32] r4:00000001 [ 1342.901788][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.901865][ T32] Exception stack(0xebd55fb0 to 0xebd55ff8) [ 1342.901900][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1342.901929][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.901956][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.901985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.902047][ T32] r4:847a1cc0 [ 1342.902493][ T32] INFO: task kworker/1:765:5652 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 4 printk messages dropped ** [ 1342.902855][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1342.903239][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1342.903534][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1342.903783][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.904110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1342.904283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1342.904691][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.904736][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 ** 3 printk messages dropped ** [ 1342.904861][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1342.904950][ T32] r4:00000000 [ 1342.904969][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.905013][ T32] r9:83018205 r8:84afd400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1342.905084][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.905167][ T32] r5:00001000 r4:eb95b000 [ 1342.905218][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.905280][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.905321][ T32] r5:856f7b8c r4:856f7800 [ 1342.905341][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.905395][ T32] r7:ddde2d40 r6:83018200 r5:856f7b8c r4:847a4480 [ 1342.905421][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.905466][ T32] r10:61c88647 r9:84afd400 r8:847a44ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.905487][ T32] r4:847a4480 [ 1342.905506][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.905554][ T32] r10:00000000 r9:847a4480 r8:8027ed34 r7:ebd55e60 r6:85092480 r5:84afd400 [ 1342.905576][ T32] r4:00000001 [ 1342.905617][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.905666][ T32] Exception stack(0xebd61fb0 to 0xebd61ff8) [ 1342.905717][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.905756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.905807][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.905838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.905883][ T32] r4:8474c000 [ 1342.906185][ T32] INFO: task kworker/1:766:5655 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.906240][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.906321][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.906366][ T32] Call trace: [ 1342.906427][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.906478][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 2 printk messages dropped ** [ 1342.906635][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1342.906947][ T32] r4:e06a9dc0 ** 1 printk messages dropped ** [ 1342.907033][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1342.907351][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1342.907635][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1342.908017][ T32] INFO: task kworker/1:767:5656 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1342.908445][ T32] r5:84afec00 r4:82918640 ** 1 printk messages dropped ** [ 1342.908502][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1342.908600][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1342.908716][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1342.909045][ T32] r5:856f7f8c r4:856f7c00 ** 6 printk messages dropped ** [ 1342.909303][ T32] r10:00000000 r9:847a4500 r8:8027ed34 r7:ebd55e60 r6:85092500 r5:84afec00 ** 4 printk messages dropped ** [ 1342.909508][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.909554][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.909585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.909606][ T32] r4:8474c000 [ 1342.922906][ T32] INFO: task kworker/1:767:5656 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.923012][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.923111][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.923195][ T32] Call trace: [ 1342.923234][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.923310][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.923338][ T32] r4:00000000 [ 1342.923358][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.923398][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.923430][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.923459][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.923481][ T32] 9d60: 800e0013 ffffffff [ 1342.923531][ T32] r5:800e0013 r4:80239bd0 [ 1342.923558][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.923605][ T32] r4:82ac11e4 [ 1342.923625][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.923686][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.923738][ T32] r4:e06a9dc0 [ 1342.923762][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.923806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.923828][ T32] r4:00000000 [ 1342.923847][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.923925][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.923971][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.924018][ T32] r5:00001000 r4:dfb77000 [ 1342.924049][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.924114][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.924160][ T32] r5:8501a38c r4:8501a000 [ 1342.924179][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.924246][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.924290][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.924339][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.924361][ T32] r4:85093380 [ 1342.924379][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.924422][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.924465][ T32] r4:00000001 [ 1342.924530][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.924571][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.924597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.924625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.924651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.924679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.924721][ T32] r4:8508f600 [ 1342.924746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.924796][ T32] INFO: task kworker/1:768:5659 blocked for more than 469 seconds. [ 1342.924854][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.924902][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.924949][ T32] task:kworker/1:768 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.924998][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.925038][ T32] Call trace: [ 1342.925093][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.925138][ T32] r10:82918644 r9:ebd71d84 r8:00000002 r7:60000013 r6:ebd71d8c r5:84afc800 [ 1342.925182][ T32] r4:84afc800 ** 2 printk messages dropped ** [ 1342.925289][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.925329][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.925516][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.925857][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1342.926236][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.926987][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.927302][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1342.927608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1342.928009][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1342.928345][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1342.928551][ T32] task:kworker/1:769 state:D stack:0 pid:5661 tgid:5661 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1342.928967][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.929115][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.929524][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1342.944126][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1342.944395][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1342.945384][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1342.945796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1342.946206][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1342.946558][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 4 printk messages dropped ** [ 1342.946713][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1342.946937][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1342.947307][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.947355][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd51e08 [ 1342.947392][ T32] r4:00000000 [ 1342.947435][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.947475][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.947510][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.947555][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c4c0 [ 1342.947576][ T32] r4:00000000 [ 1342.947616][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.947694][ T32] r9:83018205 r8:85726000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [ 1342.947717][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.947760][ T32] r5:00001000 r4:e062d000 [ 1342.947779][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.947816][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.947879][ T32] r5:856fcb8c r4:856fc800 [ 1342.947901][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.947953][ T32] r7:ddde2d40 r6:83018200 r5:856fcb8c r4:847a4680 [ 1342.947973][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.948021][ T32] r10:61c88647 r9:85726000 r8:847a46ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.948043][ T32] r4:847a4680 [ 1342.948061][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.948104][ T32] r10:00000000 r9:847a4680 r8:8027ed34 r7:ebbb9e60 r6:847a4700 r5:85726000 [ 1342.948126][ T32] r4:00000001 [ 1342.948167][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.948206][ T32] Exception stack(0xebd51fb0 to 0xebd51ff8) [ 1342.948232][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.948260][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.948328][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.948360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.948382][ T32] r4:8474c380 [ 1342.948677][ T32] INFO: task kworker/1:770:5662 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.948709][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.948809][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.948858][ T32] Call trace: [ 1342.948934][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.949005][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.949031][ T32] r4:00000000 [ 1342.949050][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.949108][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.949142][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.949171][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.949214][ T32] 9d60: 800e0013 ffffffff [ 1342.949261][ T32] r5:800e0013 r4:80239bd0 [ 1342.949304][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.949347][ T32] r4:82ac11e4 [ 1342.949367][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.949449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.949483][ T32] r4:e06a9dc0 [ 1342.949512][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.949574][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.949606][ T32] r4:00000000 [ 1342.949629][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.949693][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.949761][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.949805][ T32] r5:00001000 r4:dfb77000 [ 1342.957319][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.957434][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.957521][ T32] r5:8501a38c r4:8501a000 [ 1342.957578][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.957630][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.957673][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.957723][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.957768][ T32] r4:85093380 [ 1342.957813][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.957863][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1342.957906][ T32] r4:00000001 [ 1342.957943][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.958006][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1342.958061][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1342.958095][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.958144][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.958198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.958223][ T32] r4:8508f600 [ 1342.958245][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.958295][ T32] INFO: task kworker/1:771:5665 blocked for more than 469 seconds. [ 1342.958354][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.958382][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.958404][ T32] task:kworker/1:771 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.958458][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.958556][ T32] Call trace: [ 1342.958594][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.958685][ T32] r10:82918644 r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:85726c00 [ 1342.958723][ T32] r4:85726c00 [ 1342.958766][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.958828][ T32] r5:85726c00 r4:82918640 [ 1342.958852][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.958893][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.958959][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 [ 1342.958984][ T32] r4:00000000 [ 1342.959003][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.959072][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.959137][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.959214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c700 [ 1342.959239][ T32] r4:00000000 [ 1342.959259][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.959326][ T32] r9:83018205 r8:85726c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1342.959371][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.959416][ T32] r5:00001000 r4:ea9e1000 [ 1342.959437][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.959497][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.959550][ T32] r5:856fcf8c r4:856fcc00 [ 1342.959569][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.959635][ T32] r7:ddde2d40 r6:83018200 r5:856fcf8c r4:847a4780 [ 1342.959706][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.959758][ T32] r10:61c88647 r9:85726c00 r8:847a47ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.959780][ T32] r4:847a4780 [ 1342.959798][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.967998][ T32] r10:00000000 r9:847a4780 r8:8027ed34 r7:ebbb9e60 r6:847a4800 r5:85726c00 [ 1342.968051][ T32] r4:00000001 [ 1342.968077][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.968151][ T32] Exception stack(0xebbc1fb0 to 0xebbc1ff8) [ 1342.968186][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.968215][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.968241][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.968269][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.968316][ T32] r4:8474c500 [ 1342.968782][ T32] INFO: task kworker/1:771:5665 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.968839][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.969019][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.969077][ T32] Call trace: [ 1342.969130][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.969185][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.969230][ T32] r4:00000000 [ 1342.969258][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.969318][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.969351][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.969396][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.969454][ T32] 9d60: 800e0013 ffffffff [ 1342.969482][ T32] r5:800e0013 r4:80239bd0 [ 1342.969566][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.969616][ T32] r4:82ac11e4 [ 1342.969657][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.969713][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 5 printk messages dropped ** [ 1342.974617][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1342.975007][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1342.975330][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.975360][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.975409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.975434][ T32] r4:8508f600 [ 1342.975457][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1342.975487][ T32] INFO: task kworker/1:772:5669 blocked for more than 469 seconds. [ 1342.975521][ T32] Not tainted 6.15.0-syzkaller #0 [ 1342.975551][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1342.975594][ T32] task:kworker/1:772 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.975687][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.975836][ T32] Call trace: [ 1342.975880][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1342.975930][ T32] r10:82918644 r9:ebd4dd84 r8:00000002 r7:60000013 r6:ebd4dd8c r5:85728000 [ 1342.975973][ T32] r4:85728000 [ 1342.975996][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1342.976057][ T32] r5:85728000 r4:82918640 [ 1342.976080][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.976120][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.976186][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd4de08 [ 1342.976212][ T32] r4:00000000 [ 1342.976251][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.976305][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.976368][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.976446][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c900 [ 1342.976474][ T32] r4:00000000 [ 1342.976493][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.976578][ T32] r9:83018205 r8:85728000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.976617][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.976662][ T32] r5:00001000 r4:eb099000 [ 1342.976703][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.976748][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.976812][ T32] r5:856fd78c r4:856fd400 [ 1342.976858][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1342.977054][ T32] r10:00000000 r9:847a4880 r8:8027ed34 r7:ebbb9e60 r6:847a4900 r5:85728000 ** 9 printk messages dropped ** [ 1342.977822][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.978513][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1342.978642][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1342.978915][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1342.979213][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1342.979391][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1342.979757][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1342.988064][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.988104][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1342.988147][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 [ 1342.988169][ T32] r4:00000000 [ 1342.988197][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1342.988238][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1342.988278][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.988319][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474ca40 [ 1342.988341][ T32] r4:00000000 [ 1342.988370][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.988444][ T32] r9:83018205 r8:85728c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [ 1342.988469][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.988515][ T32] r5:00001000 r4:eb15b000 [ 1342.988573][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.988617][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.988658][ T32] r5:856fdb8c r4:856fd800 [ 1342.988732][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.988781][ T32] r7:ddde2d40 r6:83018200 r5:856fdb8c r4:847a4980 [ 1342.988802][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.988846][ T32] r10:61c88647 r9:85728c00 r8:847a49ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1342.988888][ T32] r4:847a4980 [ 1342.988933][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1342.988981][ T32] r10:00000000 r9:847a4980 r8:8027ed34 r7:ebd4de60 r6:847a4a00 r5:85728c00 [ 1342.989025][ T32] r4:00000001 [ 1342.989068][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1342.989107][ T32] Exception stack(0xebc51fb0 to 0xebc51ff8) [ 1342.989157][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1342.989189][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1342.989215][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1342.989243][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1342.989264][ T32] r4:8474c800 [ 1342.989731][ T32] INFO: task kworker/1:773:5670 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1342.989790][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1342.994124][ T32] Workqueue: events bpf_prog_free_deferred [ 1342.994198][ T32] Call trace: [ 1342.994235][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1342.994287][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1342.994341][ T32] r4:00000000 [ 1342.994391][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1342.994455][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1342.994490][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1342.994544][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1342.994574][ T32] 9d60: 800e0013 ffffffff [ 1342.994606][ T32] r5:800e0013 r4:80239bd0 [ 1342.994629][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1342.994694][ T32] r4:82ac11e4 [ 1342.994717][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1342.994780][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1342.994827][ T32] r4:e06a9dc0 [ 1342.994849][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1342.994913][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1342.994947][ T32] r4:00000000 [ 1342.995002][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1342.995052][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1342.995074][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1342.995115][ T32] r5:00001000 r4:dfb77000 [ 1342.995135][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1342.995174][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1342.995237][ T32] r5:8501a38c r4:8501a000 [ 1342.995282][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1342.995331][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1342.995372][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1342.995420][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1342.995593][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1342.995995][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1342.996430][ T32] r5:85729800 r4:82918640 [ 1342.996450][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1342.996513][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1342.996695][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1342.997082][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1342.997514][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1342.998116][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1342.998795][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1342.998956][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1342.999312][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1342.999480][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 4 printk messages dropped ** [ 1343.010262][ T32] r4:8508f600 ** 3 printk messages dropped ** [ 1343.010493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.010557][ T32] task:kworker/1:775 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.010698][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.010758][ T32] Call trace: [ 1343.010841][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.010917][ T32] r10:82918644 r9:ebc85d84 r8:00000002 r7:60000013 r6:ebc85d8c r5:8572b000 [ 1343.011009][ T32] r4:8572b000 [ 1343.011034][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.011098][ T32] r5:8572b000 r4:82918640 [ 1343.011122][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.011165][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.011247][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 [ 1343.011274][ T32] r4:00000000 [ 1343.011294][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.011333][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.011374][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.011416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4d40 [ 1343.011438][ T32] r4:00000000 [ 1343.011480][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.011564][ T32] r9:83018205 r8:8572b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [ 1343.011592][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.011637][ T32] r5:00001000 r4:eb441000 [ 1343.011685][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.011738][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.011784][ T32] r5:856fdf8c r4:856fdc00 [ 1343.011871][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.011922][ T32] r7:ddde2d40 r6:83018200 r5:856fdf8c r4:847a4b80 [ 1343.011944][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.011990][ T32] r10:61c88647 r9:8572b000 r8:847a4bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.012013][ T32] r4:847a4b80 [ 1343.012033][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.012077][ T32] r10:00000000 r9:847a4b80 r8:8027ed34 r7:ebc65e60 r6:847a4c00 r5:8572b000 [ 1343.012121][ T32] r4:00000001 [ 1343.012146][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.012185][ T32] Exception stack(0xebc85fb0 to 0xebc85ff8) [ 1343.012213][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.012242][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.012292][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.012325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.012347][ T32] r4:8474ca80 [ 1343.012782][ T32] INFO: task kworker/1:775:5672 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.012826][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.012912][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.012963][ T32] Call trace: [ 1343.013079][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.013154][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.013193][ T32] r4:00000000 [ 1343.013216][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.013256][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.013286][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.013316][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.013386][ T32] 9d60: 800e0013 ffffffff [ 1343.013419][ T32] r5:800e0013 r4:80239bd0 [ 1343.013440][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 5 printk messages dropped ** [ 1343.013739][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1343.014173][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1343.014484][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1343.014722][ T32] INFO: task kworker/0:496:5676 blocked for more than 469 seconds. ** 8 printk messages dropped ** [ 1343.015097][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1343.015160][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.015446][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.015863][ T32] r5:851c8f8c r4:851c8c00 ** 6 printk messages dropped ** [ 1343.016134][ T32] r10:00000000 r9:85092680 r8:8027ed34 r7:eba81e60 r6:847a4c80 r5:8572a400 ** 4 printk messages dropped ** [ 1343.016381][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1343.016846][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1343.017368][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1343.017564][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1343.017853][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1343.018192][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1343.018551][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1343.019057][ T32] r10:82918644 r9:ebc31d84 r8:00000002 r7:60000013 r6:ebc31d8c r5:8572c800 ** 3 printk messages dropped ** [ 1343.019210][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1343.019565][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7040 ** 10 printk messages dropped ** [ 1343.038878][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.039349][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.044603][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.044815][ T32] r5:800e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1343.045029][ T32] r4:e06a9dc0 [ 1343.045052][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.045124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.045161][ T32] r4:00000000 [ 1343.045211][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.045262][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.045321][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.045366][ T32] r5:00001000 r4:dfb77000 [ 1343.045386][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.045426][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.045467][ T32] r5:8501a38c r4:8501a000 [ 1343.045516][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.045573][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.045594][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.045639][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.045660][ T32] r4:85093380 [ 1343.045679][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.045755][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.045825][ T32] r4:00000001 [ 1343.045870][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.045923][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.045951][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.045993][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.046022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.046082][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.046119][ T32] r4:8508f600 [ 1343.046159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.046205][ T32] INFO: task kworker/1:777:5679 blocked for more than 469 seconds. [ 1343.046241][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.046300][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.046358][ T32] task:kworker/1:777 state:D stack:0 pid:5679 tgid:5679 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.046406][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.046467][ T32] Call trace: [ 1343.046499][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.046573][ T32] r10:82918644 r9:ebcb9d84 r8:00000002 r7:60000013 r6:ebcb9d8c r5:84ae0000 [ 1343.046599][ T32] r4:84ae0000 [ 1343.046619][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.046681][ T32] r5:84ae0000 r4:82918640 [ 1343.046705][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.046787][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.046835][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 [ 1343.046868][ T32] r4:00000000 [ 1343.046889][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.046947][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.046985][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.047055][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474cec0 [ 1343.047083][ T32] r4:00000000 [ 1343.047134][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.047181][ T32] r9:83018205 r8:84ae0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1343.047232][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.047276][ T32] r5:00001000 r4:eb5c5000 [ 1343.047327][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.047369][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.047443][ T32] r5:856fe78c r4:856fe400 [ 1343.047465][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.047509][ T32] r7:ddde2d40 r6:83018200 r5:856fe78c r4:847a4e00 [ 1343.047565][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.047643][ T32] r10:61c88647 r9:84ae0000 r8:847a4e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.047709][ T32] r4:847a4e00 [ 1343.047731][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.047798][ T32] r10:00000000 r9:847a4e00 r8:8027ed34 r7:ebc31e60 r6:85092700 r5:84ae0000 [ 1343.047822][ T32] r4:00000001 [ 1343.047872][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.047909][ T32] Exception stack(0xebcb9fb0 to 0xebcb9ff8) [ 1343.047948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.047978][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.048009][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.048068][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.048092][ T32] r4:8474cb40 [ 1343.048550][ T32] INFO: task kworker/1:777:5679 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 4 printk messages dropped ** [ 1343.048760][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.049322][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.049423][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.049736][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.061580][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1343.061980][ T32] INFO: task kworker/0:497:5682 blocked for more than 469 seconds. ** 8 printk messages dropped ** [ 1343.062503][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1343.062836][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.063334][ T32] r9:83018005 r8:84ae2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 ** 8 printk messages dropped ** [ 1343.064171][ T32] r10:61c88647 r9:84ae2400 r8:850927ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1343.064868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1343.066126][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1343.067557][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.067747][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.067990][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1343.068302][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1343.068483][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.069143][ T32] task:kworker/1:778 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.069835][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.094692][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.094824][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 [ 1343.094885][ T32] r4:00000000 [ 1343.094909][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.094951][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.095015][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.095094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d73c0 [ 1343.095123][ T32] r4:00000000 [ 1343.095173][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.095258][ T32] r9:83018205 r8:84ae3000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1343.095284][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.095332][ T32] r5:00001000 r4:eb7b7000 [ 1343.095387][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.095431][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.095475][ T32] r5:856ff38c r4:856ff000 [ 1343.095495][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.095553][ T32] r7:ddde2d40 r6:83018200 r5:856ff38c r4:847a4e80 [ 1343.095574][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.095652][ T32] r10:61c88647 r9:84ae3000 r8:847a4eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.095737][ T32] r4:847a4e80 [ 1343.095761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.095807][ T32] r10:00000000 r9:847a4e80 r8:8027ed34 r7:ebc31e60 r6:85092880 r5:84ae3000 [ 1343.095840][ T32] r4:00000001 [ 1343.095887][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.095941][ T32] Exception stack(0xebd79fb0 to 0xebd79ff8) [ 1343.095975][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.096004][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.096055][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.096110][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.096136][ T32] r4:856d7000 [ 1343.096630][ T32] INFO: task kworker/1:778:5684 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.096679][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.096821][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.096921][ T32] Call trace: [ 1343.096983][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.097043][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.097070][ T32] r4:00000000 [ 1343.097110][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.097152][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.097181][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.097209][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.097252][ T32] 9d60: 800e0013 ffffffff [ 1343.097300][ T32] r5:800e0013 r4:80239bd0 [ 1343.097343][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.097409][ T32] r4:82ac11e4 [ 1343.097433][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.097498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.097561][ T32] r4:e06a9dc0 [ 1343.097583][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.097626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.097648][ T32] r4:00000000 [ 1343.097666][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.097710][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.097742][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.097786][ T32] r5:00001000 r4:dfb77000 [ 1343.097806][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.097844][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.097921][ T32] r5:8501a38c r4:8501a000 [ 1343.097963][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.098049][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.098129][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.098227][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.098298][ T32] r4:85093380 [ 1343.098347][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.098446][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.098480][ T32] r4:00000001 [ 1343.098501][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.098544][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.098593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.098647][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.098702][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.098755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.098788][ T32] r4:8508f600 [ 1343.098812][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.098844][ T32] INFO: task kworker/1:779:5686 blocked for more than 469 seconds. [ 1343.098880][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.098903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.098953][ T32] task:kworker/1:779 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.099028][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.099071][ T32] Call trace: [ 1343.099116][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.099183][ T32] r10:82918644 r9:ebd81d84 r8:00000002 r7:60000013 r6:ebd81d8c r5:84ae3c00 [ 1343.099209][ T32] r4:84ae3c00 [ 1343.099229][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.099269][ T32] r5:84ae3c00 r4:82918640 [ 1343.099317][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.099360][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.099405][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd81e08 [ 1343.099427][ T32] r4:00000000 [ 1343.099466][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.099533][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.099594][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.099638][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7200 [ 1343.099686][ T32] r4:00000000 [ 1343.099714][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.099759][ T32] r9:83018205 r8:84ae3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [ 1343.099779][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.106077][ T32] r5:00001000 r4:eb7a1000 [ 1343.106141][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.106206][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.106250][ T32] r5:856fef8c r4:856fec00 [ 1343.106271][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.106334][ T32] r7:ddde2d40 r6:83018200 r5:856fef8c r4:847a4f00 [ 1343.106382][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.106433][ T32] r10:61c88647 r9:84ae3c00 r8:847a4f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.106459][ T32] r4:847a4f00 [ 1343.106500][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.106558][ T32] r10:00000000 r9:847a4f00 r8:8027ed34 r7:ebd79e60 r6:85092900 r5:84ae3c00 [ 1343.106605][ T32] r4:00000001 [ 1343.106628][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.106686][ T32] Exception stack(0xebd81fb0 to 0xebd81ff8) [ 1343.106719][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.106748][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.106774][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.107354][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1343.107940][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.108112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1343.108409][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1343.108684][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 6 printk messages dropped ** [ 1343.108951][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1343.109247][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.109603][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.109709][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.116478][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.116902][ T32] r5:856ff78c r4:856ff400 [ 1343.116922][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.116967][ T32] r7:ddde2d40 r6:83018200 r5:856ff78c r4:847a4f80 [ 1343.117011][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.117059][ T32] r10:61c88647 r9:84ae4800 r8:847a4fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.117081][ T32] r4:847a4f80 [ 1343.117100][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.117144][ T32] r10:00000000 r9:847a4f80 r8:8027ed34 r7:ebd79e60 r6:85092980 r5:84ae4800 [ 1343.117187][ T32] r4:00000001 [ 1343.117226][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.117286][ T32] Exception stack(0xebd85fb0 to 0xebd85ff8) [ 1343.117339][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.117372][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.117413][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.117444][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.117489][ T32] r4:856d7480 [ 1343.117947][ T32] INFO: task kworker/1:780:5688 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.117982][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.118170][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.118280][ T32] Call trace: [ 1343.118338][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.118389][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.118454][ T32] r4:00000000 [ 1343.118478][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.118526][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.118605][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.118695][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.118745][ T32] 9d60: 800e0013 ffffffff [ 1343.118792][ T32] r5:800e0013 r4:80239bd0 [ 1343.118816][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.118879][ T32] r4:82ac11e4 [ 1343.118933][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.119000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.119025][ T32] r4:e06a9dc0 [ 1343.119045][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.119132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.119179][ T32] r4:00000000 [ 1343.119214][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.119261][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.119282][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.119323][ T32] r5:00001000 r4:dfb77000 [ 1343.119342][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.119380][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.119442][ T32] r5:8501a38c r4:8501a000 [ 1343.119533][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.119617][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.119693][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.119746][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.119792][ T32] r4:85093380 [ 1343.125789][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.125895][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 2 printk messages dropped ** [ 1343.126041][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1343.126368][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.126803][ T32] r5:84ae5400 r4:82918640 [ 1343.126823][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.126954][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.127126][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.127524][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.128005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.129109][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1343.129502][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1343.129775][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 11 printk messages dropped ** [ 1343.138866][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 8 printk messages dropped ** [ 1343.139165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.139622][ T32] r4:84ae6c00 ** 2 printk messages dropped ** [ 1343.139736][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.144056][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.144270][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.144640][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.145117][ T32] Exception stack(0xebd99fb0 to 0xebd99ff8) ** 6 printk messages dropped ** [ 1343.145750][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.146346][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.146429][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.146600][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1343.146868][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1343.147208][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.147484][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.147867][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.147979][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.148116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7840 ** 2 printk messages dropped ** [ 1343.148198][ T32] r9:83018205 r8:84ae1800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [ 1343.148218][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.148258][ T32] r5:00001000 r4:eba09000 [ 1343.148306][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.148348][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.148390][ T32] r5:8570838c r4:85708000 [ 1343.148430][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.148543][ T32] r7:ddde2d40 r6:83018200 r5:8570838c r4:855ab100 [ 1343.148567][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.148613][ T32] r10:61c88647 r9:84ae1800 r8:855ab12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.148657][ T32] r4:855ab100 [ 1343.148679][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.148722][ T32] r10:00000000 r9:855ab100 r8:8027ed34 r7:ebd99e60 r6:85092b00 r5:84ae1800 [ 1343.148743][ T32] r4:00000001 [ 1343.148761][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.148796][ T32] Exception stack(0xebd9dfb0 to 0xebd9dff8) [ 1343.148822][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.148849][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.148875][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.148902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.148950][ T32] r4:856d7600 [ 1343.149270][ T32] INFO: task kworker/1:783:5694 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.149311][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.149386][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.149506][ T32] Call trace: [ 1343.149545][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.149593][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.149616][ T32] r4:00000000 [ 1343.149635][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.149690][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.149723][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.149781][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.149880][ T32] 9d60: 800e0013 ffffffff [ 1343.160547][ T32] r5:800e0013 r4:80239bd0 [ 1343.160586][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.160650][ T32] r4:82ac11e4 [ 1343.160671][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.160736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.160787][ T32] r4:e06a9dc0 [ 1343.160811][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.160855][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.160877][ T32] r4:00000000 [ 1343.160895][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.160941][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.160987][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.161059][ T32] r5:00001000 r4:dfb77000 [ 1343.161084][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.161125][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.161167][ T32] r5:8501a38c r4:8501a000 [ 1343.161187][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.161233][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.161254][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.161322][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1343.161466][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1343.161742][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1343.162040][ T32] r4:84ae0c00 ** 2 printk messages dropped ** [ 1343.162118][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.162156][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1343.162510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7b80 ** 10 printk messages dropped ** [ 1343.162972][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.163356][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.164300][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1343.164630][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.164767][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.165100][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1343.165391][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1343.165719][ T32] INFO: task kworker/1:785:5698 blocked for more than 469 seconds. ** 8 printk messages dropped ** [ 1343.166134][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1343.166294][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1343.166821][ T32] r5:00001000 r4:eba1d000 ** 6 printk messages dropped ** [ 1343.167108][ T32] r10:61c88647 r9:8572d400 r8:855ab22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1343.167498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1343.167888][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.167968][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.168018][ T32] Call trace: [ 1343.168059][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.168110][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.168134][ T32] r4:00000000 [ 1343.168161][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.168203][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.168231][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.168282][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.168309][ T32] 9d60: 800e0013 ffffffff [ 1343.168371][ T32] r5:800e0013 r4:80239bd0 [ 1343.168394][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.168435][ T32] r4:82ac11e4 [ 1343.168454][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.168494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.168540][ T32] r4:e06a9dc0 [ 1343.168563][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.168614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.168663][ T32] r4:00000000 [ 1343.168706][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.168755][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.168784][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.168829][ T32] r5:00001000 r4:dfb77000 [ 1343.168848][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.168896][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.168940][ T32] r5:8501a38c r4:8501a000 [ 1343.168960][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.169004][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.169023][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.169069][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.169172][ T32] r4:85093380 [ 1343.169216][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.169271][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.169306][ T32] r4:00000001 [ 1343.169369][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.169464][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.169553][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.169616][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.169646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.169676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.169697][ T32] r4:8508f600 [ 1343.169738][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.169788][ T32] INFO: task kworker/1:786:5701 blocked for more than 469 seconds. [ 1343.169839][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.185928][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.185973][ T32] task:kworker/1:786 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.186053][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.186137][ T32] Call trace: [ 1343.186175][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.186230][ T32] r10:82918644 r9:ebdadd84 r8:00000002 r7:60000113 r6:ebdadd8c r5:8572ec00 [ 1343.186253][ T32] r4:8572ec00 [ 1343.186364][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.186410][ T32] r5:8572ec00 r4:82918640 [ 1343.186430][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.186491][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.186571][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdade08 [ 1343.186608][ T32] r4:00000000 [ 1343.186650][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.186693][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.186734][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.186797][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7c40 [ 1343.186866][ T32] r4:00000000 [ 1343.186889][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.186962][ T32] r9:83018205 r8:8572ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1343.186988][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.187075][ T32] r5:00001000 r4:eba87000 [ 1343.187098][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.187138][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.187179][ T32] r5:85708f8c r4:85708c00 [ 1343.187198][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.187286][ T32] r7:ddde2d40 r6:83018200 r5:85708f8c r4:855ab300 [ 1343.187311][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.187388][ T32] r10:61c88647 r9:8572ec00 r8:855ab32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.187413][ T32] r4:855ab300 [ 1343.187432][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.187518][ T32] r10:00000000 r9:855ab300 r8:8027ed34 r7:ebda5e60 r6:855ab380 r5:8572ec00 [ 1343.187573][ T32] r4:00000001 [ 1343.187601][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.187640][ T32] Exception stack(0xebdadfb0 to 0xebdadff8) [ 1343.187701][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.187734][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.187781][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.187835][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.187859][ T32] r4:856d79c0 [ 1343.188394][ T32] INFO: task kworker/1:786:5701 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.188512][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.188712][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.188758][ T32] Call trace: [ 1343.188808][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.188857][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.188880][ T32] r4:00000000 [ 1343.188898][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.188935][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.188964][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.188993][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.189016][ T32] 9d60: 800e0013 ffffffff [ 1343.189060][ T32] r5:800e0013 r4:80239bd0 [ 1343.189084][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.189125][ T32] r4:82ac11e4 [ 1343.189145][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.189186][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.189208][ T32] r4:e06a9dc0 [ 1343.189235][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.189300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.189326][ T32] r4:00000000 [ 1343.189346][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.189400][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.189461][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.189507][ T32] r5:00001000 r4:dfb77000 [ 1343.189531][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.189606][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.189653][ T32] r5:8501a38c r4:8501a000 [ 1343.189673][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.189716][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.189735][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.189780][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.189802][ T32] r4:85093380 [ 1343.189844][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.198565][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.198605][ T32] r4:00000001 [ 1343.198694][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.198776][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.198812][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.198862][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.199086][ T32] r4:8508f600 [ 1343.199219][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.199297][ T32] INFO: task kworker/1:787:5703 blocked for more than 469 seconds. [ 1343.199419][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.199448][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.199471][ T32] task:kworker/1:787 state:D stack:0 pid:5703 tgid:5703 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.199546][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.199608][ T32] Call trace: [ 1343.199697][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.199764][ T32] r10:82918644 r9:ebdb9d84 r8:00000002 r7:60000113 r6:ebdb9d8c r5:85779800 [ 1343.199812][ T32] r4:85779800 [ 1343.203662][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.203793][ T32] r5:85779800 r4:82918640 [ 1343.203827][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.203870][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.203917][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb9e08 [ 1343.203939][ T32] r4:00000000 [ 1343.203977][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.204037][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.204082][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.204124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aae80 [ 1343.204145][ T32] r4:00000000 [ 1343.204164][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.204210][ T32] r9:83018205 r8:85779800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [ 1343.204231][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.204275][ T32] r5:00001000 r4:ebaad000 [ 1343.204294][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.204332][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.204372][ T32] r5:8570978c r4:85709400 [ 1343.204407][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.204476][ T32] r7:ddde2d40 r6:83018200 r5:8570978c r4:855ab400 [ 1343.204501][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1343.204691][ T32] r10:00000000 r9:855ab400 r8:8027ed34 r7:ebdade60 r6:85092c00 r5:85779800 ** 9 printk messages dropped ** [ 1343.205473][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.206164][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.206245][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.206480][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1343.206716][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 7 printk messages dropped ** [ 1343.207056][ T32] r4:8508f600 ** 3 printk messages dropped ** [ 1343.207251][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1343.207654][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.207715][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.207769][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 [ 1343.207791][ T32] r4:00000000 [ 1343.207809][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.207846][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.207891][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.207935][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7d80 [ 1343.207973][ T32] r4:00000000 [ 1343.207998][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.208051][ T32] r9:83018205 r8:8572e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1343.208076][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.208118][ T32] r5:00001000 r4:eba9d000 [ 1343.208137][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.208184][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.208228][ T32] r5:8570938c r4:85709000 [ 1343.208247][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.208289][ T32] r7:ddde2d40 r6:83018200 r5:8570938c r4:855ab480 [ 1343.208318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.208366][ T32] r10:61c88647 r9:8572e000 r8:855ab4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.208388][ T32] r4:855ab480 [ 1343.208405][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.208447][ T32] r10:00000000 r9:855ab480 r8:8027ed34 r7:ebdb9e60 r6:855ab500 r5:8572e000 [ 1343.208468][ T32] r4:00000001 [ 1343.208513][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.208558][ T32] Exception stack(0xebdb1fb0 to 0xebdb1ff8) [ 1343.208584][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.208612][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.208661][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1343.209190][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.220683][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.220791][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.221015][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1343.221386][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1343.221621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.222076][ T32] r5:85778000 r4:82918640 [ 1343.222096][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.222224][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.222371][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561a900 ** 7 printk messages dropped ** [ 1343.222705][ T32] r5:851c978c r4:851c9400 ** 4 printk messages dropped ** [ 1343.222927][ T32] r4:85092c80 ** 2 printk messages dropped ** [ 1343.223012][ T32] r4:00000001 [ 1343.223030][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.223082][ T32] Exception stack(0xebdc1fb0 to 0xebdc1ff8) [ 1343.223111][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.223159][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.223188][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.223216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.223237][ T32] r4:8561a080 [ 1343.223740][ T32] INFO: task kworker/0:498:5706 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.223800][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.223896][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.223988][ T32] Call trace: [ 1343.224044][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.224097][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.224120][ T32] r4:00000000 [ 1343.224162][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.224234][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.224291][ T32] 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.224345][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.224371][ T32] 9d60: 800e0013 ffffffff [ 1343.224423][ T32] r5:800e0013 r4:80239bd0 [ 1343.224447][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.224488][ T32] r4:82ac11e4 [ 1343.224507][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.224559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.224581][ T32] r4:e06a9dc0 [ 1343.224600][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.224640][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.224662][ T32] r4:00000000 [ 1343.224690][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.224737][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.224758][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.224819][ T32] r5:00001000 r4:dfb77000 [ 1343.224865][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.224907][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.224970][ T32] r5:8501a38c r4:8501a000 [ 1343.225010][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.225058][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.225080][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.225145][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.225187][ T32] r4:85093380 [ 1343.225230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.225279][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.225300][ T32] r4:00000001 [ 1343.225320][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.225383][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.225426][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.225457][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.225483][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.225510][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.225537][ T32] r4:8508f600 [ 1343.225560][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.225605][ T32] INFO: task kworker/1:789:5708 blocked for more than 469 seconds. [ 1343.225638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.225661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.225682][ T32] task:kworker/1:789 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.225979][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.226031][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.226228][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.226631][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.227015][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.227729][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.228151][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.228237][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.228546][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1343.228724][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1343.228895][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1343.229112][ T32] INFO: task kworker/1:790:5709 blocked for more than 469 seconds. ** 8 printk messages dropped ** [ 1343.229403][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1343.229512][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1343.229793][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.242375][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.242818][ T32] Exception stack(0xebde1fb0 to 0xebde1ff8) ** 6 printk messages dropped ** [ 1343.243511][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.244227][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.244343][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.244541][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1343.244826][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1343.245127][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1343.245254][ T32] task:kworker/1:791 state:D stack:0 pid:5712 tgid:5712 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.245297][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.245377][ T32] Call trace: [ 1343.245423][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.245469][ T32] r10:82918644 r9:ebdedd84 r8:00000002 r7:60000113 r6:ebdedd8c r5:8577a400 [ 1343.245491][ T32] r4:8577a400 [ 1343.245519][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.245589][ T32] r5:8577a400 r4:82918640 [ 1343.245612][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.245652][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.245707][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdede08 [ 1343.245750][ T32] r4:00000000 [ 1343.245772][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.245810][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.245864][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.245910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f400 [ 1343.245932][ T32] r4:00000000 [ 1343.245950][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.245993][ T32] r9:83018205 r8:8577a400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1343.246033][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.246097][ T32] r5:00001000 r4:ebb7d000 [ 1343.246119][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.246158][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.246198][ T32] r5:8570a78c r4:8570a400 [ 1343.246236][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.246282][ T32] r7:ddde2d40 r6:83018200 r5:8570a78c r4:855ab680 [ 1343.246303][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.246348][ T32] r10:61c88647 r9:8577a400 r8:855ab6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.246389][ T32] r4:855ab680 [ 1343.246411][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.246454][ T32] r10:00000000 r9:855ab680 r8:8027ed34 r7:ebdcde60 r6:85092e80 r5:8577a400 [ 1343.246476][ T32] r4:00000001 [ 1343.246504][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.246583][ T32] Exception stack(0xebdedfb0 to 0xebdedff8) [ 1343.246632][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.246664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.246690][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.246717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.246740][ T32] r4:8561f280 [ 1343.247065][ T32] INFO: task kworker/1:791:5712 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.247115][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.247208][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.247258][ T32] Call trace: [ 1343.247316][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.247367][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.247403][ T32] r4:00000000 [ 1343.247429][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.247481][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.247543][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.247593][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.247644][ T32] 9d60: 800e0013 ffffffff [ 1343.247687][ T32] r5:800e0013 r4:80239bd0 [ 1343.247738][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.247783][ T32] r4:82ac11e4 [ 1343.247828][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.247873][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.247896][ T32] r4:e06a9dc0 [ 1343.247915][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.247964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.248004][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.248146][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1343.248509][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1343.248666][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 5 printk messages dropped ** [ 1343.248859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.249270][ T32] r5:8577d400 r4:82918640 [ 1343.249292][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.249464][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.249661][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.268710][ T32] r5:8570a38c r4:8570a000 ** 4 printk messages dropped ** [ 1343.268912][ T32] r4:855ab700 ** 5 printk messages dropped ** [ 1343.269111][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.275578][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.275913][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1343.276148][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1343.276432][ T32] r5:00001000 r4:dfb77000 ** 4 printk messages dropped ** [ 1343.276668][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1343.277005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.277317][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.277384][ T32] Call trace: [ 1343.277424][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.277470][ T32] r10:82918644 r9:ebdfdd84 r8:00000002 r7:60000113 r6:ebdfdd8c r5:8577bc00 [ 1343.277492][ T32] r4:8577bc00 [ 1343.277512][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.277559][ T32] r5:8577bc00 r4:82918640 [ 1343.277578][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.277617][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.277661][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdfde08 [ 1343.277682][ T32] r4:00000000 [ 1343.277711][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.277752][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.277787][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.277827][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f500 [ 1343.277871][ T32] r4:00000000 [ 1343.277893][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.277937][ T32] r9:83018205 r8:8577bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1343.277958][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.278003][ T32] r5:00001000 r4:ebb8f000 [ 1343.278022][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.278060][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.278100][ T32] r5:8570ab8c r4:8570a800 [ 1343.278119][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.278161][ T32] r7:ddde2d40 r6:83018200 r5:8570ab8c r4:855ab780 [ 1343.278201][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.278271][ T32] r10:61c88647 r9:8577bc00 r8:855ab7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.278315][ T32] r4:855ab780 [ 1343.278338][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.278381][ T32] r10:00000000 r9:855ab780 r8:8027ed34 r7:ebdede60 r6:85092f80 r5:8577bc00 [ 1343.278403][ T32] r4:00000001 [ 1343.278441][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.278499][ T32] Exception stack(0xebdfdfb0 to 0xebdfdff8) [ 1343.278538][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.278568][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.278593][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.278622][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.278643][ T32] r4:8561f380 [ 1343.279104][ T32] INFO: task kworker/1:793:5716 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.279136][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.279220][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.279311][ T32] Call trace: [ 1343.279357][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.279407][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.279453][ T32] r4:00000000 [ 1343.279476][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.279514][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.279548][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.279587][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.279633][ T32] 9d60: 800e0013 ffffffff [ 1343.279685][ T32] r5:800e0013 r4:80239bd0 [ 1343.279716][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.279758][ T32] r4:82ac11e4 [ 1343.279777][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.286788][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.286868][ T32] r4:e06a9dc0 [ 1343.286925][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.286995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 3 printk messages dropped ** [ 1343.287223][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.287694][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1343.287961][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.288338][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.288651][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.288808][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.288914][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.289229][ T32] r5:8570af8c r4:8570ac00 ** 6 printk messages dropped ** [ 1343.289490][ T32] r10:00000000 r9:855ab800 r8:8027ed34 r7:ebdfde60 r6:85617000 r5:8577e000 ** 9 printk messages dropped ** [ 1343.296123][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.296877][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.297101][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.297576][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 8 printk messages dropped ** [ 1343.297841][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1343.298217][ T32] r4:84afb000 [ 1343.298240][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.298300][ T32] r5:84afb000 r4:82918640 [ 1343.298323][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.298363][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.298436][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe11e08 [ 1343.298462][ T32] r4:00000000 [ 1343.298480][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.298518][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.298582][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.298626][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f700 [ 1343.298668][ T32] r4:00000000 [ 1343.298690][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.298736][ T32] r9:83018205 r8:84afb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [ 1343.298757][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.298798][ T32] r5:00001000 r4:ebbaf000 [ 1343.298827][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.298892][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.298952][ T32] r5:8570b38c r4:8570b000 [ 1343.298996][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.299063][ T32] r7:ddde2d40 r6:83018200 r5:8570b38c r4:855ab880 [ 1343.299086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.299131][ T32] r10:61c88647 r9:84afb000 r8:855ab8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.299162][ T32] r4:855ab880 [ 1343.299184][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.299226][ T32] r10:00000000 r9:855ab880 r8:8027ed34 r7:ebe09e60 r6:85617080 r5:84afb000 [ 1343.299248][ T32] r4:00000001 [ 1343.299268][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.299302][ T32] Exception stack(0xebe11fb0 to 0xebe11ff8) [ 1343.299349][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.299401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.299430][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.299480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.299505][ T32] r4:8561f480 [ 1343.308382][ T32] INFO: task kworker/1:795:5720 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.308478][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.308610][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.308676][ T32] Call trace: [ 1343.308730][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.308813][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.308841][ T32] r4:00000000 [ 1343.308883][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.308948][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.308984][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.309013][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.309035][ T32] 9d60: 800e0013 ffffffff [ 1343.309079][ T32] r5:800e0013 r4:80239bd0 [ 1343.309124][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.309171][ T32] r4:82ac11e4 [ 1343.309190][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.309242][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.309267][ T32] r4:e06a9dc0 [ 1343.309286][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.309327][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.309349][ T32] r4:00000000 [ 1343.309367][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.309428][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 1 printk messages dropped ** [ 1343.309525][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1343.314255][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1343.314675][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1343.314876][ T32] task:kworker/1:796 state:D stack:0 pid:5722 tgid:5722 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1343.315266][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1343.315514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561fb00 ** 10 printk messages dropped ** [ 1343.316038][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.316379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1343.317324][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1343.317632][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.317753][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.318010][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1343.318259][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1343.318622][ T32] INFO: task kworker/1:797:5724 blocked for more than 469 seconds. ** 9 printk messages dropped ** [ 1343.319102][ T32] r5:84838c00 r4:82918640 [ 1343.319124][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.319163][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.319207][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe21e08 [ 1343.319229][ T32] r4:00000000 [ 1343.319247][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.319284][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.319318][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.319358][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f840 [ 1343.319395][ T32] r4:00000000 [ 1343.319417][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.319481][ T32] r9:83018205 r8:84838c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1343.319505][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.319552][ T32] r5:00001000 r4:ebbc5000 [ 1343.319571][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.319609][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.319651][ T32] r5:8570b78c r4:8570b400 [ 1343.319698][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.319743][ T32] r7:ddde2d40 r6:83018200 r5:8570b78c r4:855ab980 [ 1343.319763][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.319806][ T32] r10:61c88647 r9:84838c00 r8:855ab9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.319829][ T32] r4:855ab980 [ 1343.319896][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.330287][ T32] r10:00000000 r9:855ab980 r8:8027ed34 r7:ebe19e60 r6:85617180 r5:84838c00 [ 1343.330357][ T32] r4:00000001 [ 1343.330386][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.330446][ T32] Exception stack(0xebe21fb0 to 0xebe21ff8) [ 1343.330498][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.330537][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.330586][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.330827][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.330896][ T32] r4:8561f740 [ 1343.331369][ T32] INFO: task kworker/1:797:5724 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.331405][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.331536][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.331633][ T32] Call trace: [ 1343.331714][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.331768][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.331802][ T32] r4:00000000 [ 1343.331848][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.331911][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.331964][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.331996][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.332042][ T32] 9d60: 800e0013 ffffffff [ 1343.332068][ T32] r5:800e0013 r4:80239bd0 [ 1343.332089][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.332131][ T32] r4:82ac11e4 [ 1343.332173][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.332218][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.332284][ T32] r4:e06a9dc0 [ 1343.332307][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.332421][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.332448][ T32] r4:00000000 [ 1343.332476][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.332525][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.332552][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.332936][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1343.333268][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1343.333716][ T32] r10:82918644 r9:ebe25d84 r8:00000002 r7:60000013 r6:ebe25d8c r5:84839800 ** 3 printk messages dropped ** [ 1343.333908][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.334206][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.334593][ T32] r5:8570bb8c r4:8570b800 ** 4 printk messages dropped ** [ 1343.334740][ T32] r4:855aba00 ** 6 printk messages dropped ** [ 1343.335052][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.335836][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.336352][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1343.336600][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1343.336964][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1343.337210][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.337562][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.337795][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.337855][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.337904][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe2de08 [ 1343.337946][ T32] r4:00000000 [ 1343.337968][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.338019][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.338059][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.338099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561fd40 [ 1343.338120][ T32] r4:00000000 [ 1343.338138][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.338189][ T32] r9:83018205 r8:8483b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [ 1343.338213][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.338277][ T32] r5:00001000 r4:ebc01000 [ 1343.338299][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.338359][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.338404][ T32] r5:8570c38c r4:8570c000 [ 1343.338424][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.338468][ T32] r7:ddde2d40 r6:83018200 r5:8570c38c r4:855aba80 [ 1343.338508][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.338562][ T32] r10:61c88647 r9:8483b000 r8:855abaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.338584][ T32] r4:855aba80 [ 1343.338602][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.338644][ T32] r10:00000000 r9:855aba80 r8:8027ed34 r7:ebe19e60 r6:85617280 r5:8483b000 [ 1343.338666][ T32] r4:00000001 [ 1343.338684][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.338741][ T32] Exception stack(0xebe2dfb0 to 0xebe2dff8) [ 1343.338769][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.338797][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.338823][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.338853][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.338875][ T32] r4:8561f980 [ 1343.339198][ T32] INFO: task kworker/1:799:5727 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.339231][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.339285][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.339360][ T32] Call trace: [ 1343.339418][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.339465][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.339531][ T32] r4:00000000 [ 1343.339555][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.339592][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.339702][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.339756][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.339791][ T32] 9d60: 800e0013 ffffffff [ 1343.339824][ T32] r5:800e0013 r4:80239bd0 [ 1343.359020][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.359134][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.359281][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1343.359557][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1343.360359][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1343.360547][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1343.360809][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1343.361245][ T32] r5:84838000 r4:82918640 [ 1343.361265][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.361484][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.361863][ T32] r5:8570db8c r4:8570d800 ** 6 printk messages dropped ** [ 1343.362207][ T32] r10:00000000 r9:85617300 r8:8027ed34 r7:eba81e60 r6:85617380 r5:84838000 ** 7 printk messages dropped ** [ 1343.362427][ T32] r4:8561a800 ** 3 printk messages dropped ** [ 1343.363171][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.363414][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1343.363637][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.363869][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1343.364335][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.364550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.364813][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.365149][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.365384][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.365430][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.365473][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa640 [ 1343.365559][ T32] r4:00000000 [ 1343.365605][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.365651][ T32] r9:83018205 r8:8572bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [ 1343.365672][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.365714][ T32] r5:00001000 r4:ebc35000 [ 1343.365732][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.365781][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.365825][ T32] r5:8570cb8c r4:8570c800 [ 1343.365844][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.365886][ T32] r7:ddde2d40 r6:83018200 r5:8570cb8c r4:855abb00 [ 1343.365906][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.365949][ T32] r10:61c88647 r9:8572bc00 r8:855abb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.365971][ T32] r4:855abb00 [ 1343.365990][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.366048][ T32] r10:00000000 r9:855abb00 r8:8027ed34 r7:ebe2de60 r6:855abb80 r5:8572bc00 [ 1343.366073][ T32] r4:00000001 [ 1343.366091][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.366125][ T32] Exception stack(0xebe29fb0 to 0xebe29ff8) [ 1343.366150][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.366188][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.366217][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.366246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.366267][ T32] r4:8561fd00 [ 1343.366601][ T32] INFO: task kworker/1:800:5732 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.366633][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.366688][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.366756][ T32] Call trace: [ 1343.366790][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.366837][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.366859][ T32] r4:00000000 [ 1343.366877][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.366923][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.366976][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.367008][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.367032][ T32] 9d60: 800e0013 ffffffff [ 1343.367075][ T32] r5:800e0013 r4:80239bd0 [ 1343.367098][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.367137][ T32] r4:82ac11e4 [ 1343.367177][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.367263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.367288][ T32] r4:e06a9dc0 [ 1343.367321][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.367385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.367411][ T32] r4:00000000 [ 1343.367432][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.367490][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.367514][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.367564][ T32] r5:00001000 r4:dfb77000 [ 1343.367583][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.367621][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.367662][ T32] r5:8501a38c r4:8501a000 [ 1343.367706][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.367752][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.367771][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.367815][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.367837][ T32] r4:85093380 [ 1343.367855][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.367898][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.367919][ T32] r4:00000001 [ 1343.367939][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.367972][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.368003][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.368030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.368110][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.368184][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.368252][ T32] r4:8508f600 [ 1343.368275][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.368300][ T32] INFO: task kworker/1:801:5734 blocked for more than 469 seconds. [ 1343.368340][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.368389][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.368414][ T32] task:kworker/1:801 state:D stack:0 pid:5734 tgid:5734 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.368457][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.368519][ T32] Call trace: [ 1343.368580][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.368624][ T32] r10:82918644 r9:ebd7dd84 r8:00000002 r7:60000113 r6:ebd7dd8c r5:85730000 [ 1343.368646][ T32] r4:85730000 [ 1343.368699][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.368762][ T32] r5:85730000 r4:82918640 [ 1343.368784][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.368887][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.368936][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 [ 1343.368981][ T32] r4:00000000 [ 1343.369025][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.369077][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.369116][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.369177][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561fe40 [ 1343.369204][ T32] r4:00000000 [ 1343.369241][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.369308][ T32] r9:83018205 r8:85730000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [ 1343.369341][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.369390][ T32] r5:00001000 r4:ebc27000 [ 1343.369409][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.369488][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.369543][ T32] r5:8570c78c r4:8570c400 [ 1343.369563][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.369607][ T32] r7:ddde2d40 r6:83018200 r5:8570c78c r4:855abc00 [ 1343.369626][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.369670][ T32] r10:61c88647 r9:85730000 r8:855abc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.369691][ T32] r4:855abc00 [ 1343.369709][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1343.388072][ T32] Exception stack(0xebd7dfb0 to 0xebd7dff8) ** 6 printk messages dropped ** [ 1343.388801][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.389549][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.389723][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1343.395161][ T32] r5:8501a38c r4:8501a000 [ 1343.395198][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.395263][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.395285][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.395332][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.395355][ T32] r4:85093380 [ 1343.395374][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.395420][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.395465][ T32] r4:00000001 [ 1343.395494][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.395538][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.395567][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.395595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.395631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.395688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.395735][ T32] r4:8508f600 [ 1343.395762][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.395815][ T32] INFO: task kworker/1:802:5737 blocked for more than 469 seconds. [ 1343.395852][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.395887][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.395913][ T32] task:kworker/1:802 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.395966][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.396010][ T32] Call trace: [ 1343.396042][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1343.396168][ T32] r5:85730c00 r4:82918640 [ 1343.396200][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.396309][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.396513][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601000 ** 10 printk messages dropped ** [ 1343.396964][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.397374][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.398167][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.398647][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.398845][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1343.399124][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.399148][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.399193][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.399244][ T32] r4:85093380 [ 1343.399266][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.399311][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.399332][ T32] r4:00000001 [ 1343.399359][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.399397][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.399423][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.399451][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.399476][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.399504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.399539][ T32] r4:8508f600 [ 1343.399563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.399606][ T32] INFO: task kworker/1:803:5738 blocked for more than 469 seconds. [ 1343.399638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.399661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.399709][ T32] task:kworker/1:803 state:D stack:0 pid:5738 tgid:5738 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.399761][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.399886][ T32] Call trace: [ 1343.407544][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.407615][ T32] r10:82918644 r9:ebe39d84 r8:00000002 r7:60000013 r6:ebe39d8c r5:85731800 [ 1343.407641][ T32] r4:85731800 ** 2 printk messages dropped ** [ 1343.407771][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.407874][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe39e08 ** 8 printk messages dropped ** [ 1343.408170][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.408663][ T32] r10:00000000 r9:855abe00 r8:8027ed34 r7:ebe31e60 r6:855abe80 r5:85731800 ** 9 printk messages dropped ** [ 1343.409400][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.415883][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.415995][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.416236][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1343.416699][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1343.416760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.416796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.416817][ T32] r4:8508f600 [ 1343.416839][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.416870][ T32] INFO: task kworker/1:804:5740 blocked for more than 469 seconds. [ 1343.416914][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.416941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.416963][ T32] task:kworker/1:804 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.417012][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.417056][ T32] Call trace: [ 1343.417086][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.417134][ T32] r10:82918644 r9:ebe3dd84 r8:00000002 r7:60000113 r6:ebe3dd8c r5:85732400 [ 1343.417156][ T32] r4:85732400 [ 1343.417174][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.417213][ T32] r5:85732400 r4:82918640 [ 1343.417256][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.417299][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.417345][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe3de08 [ 1343.417366][ T32] r4:00000000 [ 1343.417385][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.417421][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.417477][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.417521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601380 [ 1343.417551][ T32] r4:00000000 [ 1343.417594][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.417641][ T32] r9:83018205 r8:85732400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [ 1343.417662][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.417702][ T32] r5:00001000 r4:ebc6f000 [ 1343.417722][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.417760][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.417812][ T32] r5:8570d78c r4:8570d400 [ 1343.417834][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.417877][ T32] r7:ddde2d40 r6:83018200 r5:8570d78c r4:855abf00 [ 1343.417898][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.417942][ T32] r10:61c88647 r9:85732400 r8:855abf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.417973][ T32] r4:855abf00 [ 1343.417999][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.418042][ T32] r10:00000000 r9:855abf00 r8:8027ed34 r7:ebe39e60 r6:855abf80 r5:85732400 [ 1343.418085][ T32] r4:00000001 [ 1343.418115][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.418175][ T32] Exception stack(0xebe3dfb0 to 0xebe3dff8) [ 1343.418218][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.418249][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.418275][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.418303][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.418324][ T32] r4:85601240 [ 1343.418793][ T32] INFO: task kworker/1:804:5740 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.418828][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.418905][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.418955][ T32] Call trace: [ 1343.418998][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1343.419132][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1343.419416][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.419649][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.426630][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 8 printk messages dropped ** [ 1343.426912][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.427368][ T32] r5:8483bc00 r4:82918640 [ 1343.427387][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.427592][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1343.428004][ T32] r7:ddde2d40 r6:83018200 r5:8570df8c r4:85605000 ** 7 printk messages dropped ** [ 1343.428256][ T32] Exception stack(0xebe49fb0 to 0xebe49ff8) ** 6 printk messages dropped ** [ 1343.428866][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1343.428982][ T32] Call trace: [ 1343.429034][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.429084][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.429106][ T32] r4:00000000 [ 1343.429125][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.429183][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.429216][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.429244][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.429266][ T32] 9d60: 800e0013 ffffffff [ 1343.429288][ T32] r5:800e0013 r4:80239bd0 [ 1343.429327][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.429385][ T32] r4:82ac11e4 [ 1343.429408][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.429472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.429495][ T32] r4:e06a9dc0 [ 1343.429515][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.429560][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.429581][ T32] r4:00000000 [ 1343.429623][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.429671][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.429692][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.429733][ T32] r5:00001000 r4:dfb77000 [ 1343.429751][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.429789][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.429829][ T32] r5:8501a38c r4:8501a000 [ 1343.437342][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.437451][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.437489][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.437548][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.437572][ T32] r4:85093380 [ 1343.437591][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.437636][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.437658][ T32] r4:00000001 [ 1343.437678][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.437714][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.437743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.437771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.437798][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.437848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.437873][ T32] r4:8508f600 [ 1343.437895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1343.438069][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1343.438334][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.438438][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.438596][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f63c0 ** 10 printk messages dropped ** [ 1343.438962][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1343.439259][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.446066][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.446436][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1343.446639][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 11 printk messages dropped ** [ 1343.447128][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 8 printk messages dropped ** [ 1343.447409][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.447840][ T32] r5:8483e000 r4:82918640 [ 1343.447870][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.448102][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.448480][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1343.448962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.449733][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.455997][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1343.456173][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1343.456557][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1343.456733][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1343.456911][ T32] INFO: task kworker/1:807:5748 blocked for more than 469 seconds. ** 10 printk messages dropped ** [ 1343.457396][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.457513][ T32] r4:00000000 [ 1343.457542][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.457583][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.457617][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.457658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601900 [ 1343.457680][ T32] r4:00000000 [ 1343.457698][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.457741][ T32] r9:83018205 r8:8483ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [ 1343.457762][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.457802][ T32] r5:00001000 r4:ebca7000 [ 1343.457821][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.457858][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.457908][ T32] r5:8570e78c r4:8570e400 [ 1343.457930][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.457973][ T32] r7:ddde2d40 r6:83018200 r5:8570e78c r4:85605180 [ 1343.458015][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.458066][ T32] r10:61c88647 r9:8483ec00 r8:856051ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.458087][ T32] r4:85605180 [ 1343.458106][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.458148][ T32] r10:00000000 r9:85605180 r8:8027ed34 r7:ebe59e60 r6:85617600 r5:8483ec00 [ 1343.458169][ T32] r4:00000001 [ 1343.458188][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.458221][ T32] Exception stack(0xebe5dfb0 to 0xebe5dff8) [ 1343.458268][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.458299][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.458325][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.458352][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.458405][ T32] r4:85601680 [ 1343.458838][ T32] INFO: task kworker/1:807:5748 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.458871][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.458950][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.459019][ T32] Call trace: [ 1343.459053][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.459099][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.459121][ T32] r4:00000000 [ 1343.459140][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.459176][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.459206][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.459234][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.459258][ T32] 9d60: 800e0013 ffffffff [ 1343.459280][ T32] r5:800e0013 r4:80239bd0 [ 1343.459309][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.459374][ T32] r4:82ac11e4 [ 1343.459396][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.459440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.459474][ T32] r4:e06a9dc0 [ 1343.459497][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.459545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.459568][ T32] r4:00000000 [ 1343.459588][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.459634][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.459686][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.459733][ T32] r5:00001000 r4:dfb77000 [ 1343.459753][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.459793][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.470157][ T32] r5:8501a38c r4:8501a000 [ 1343.470220][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.470292][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.470317][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.470366][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.470390][ T32] r4:85093380 [ 1343.470411][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.470458][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.470481][ T32] r4:00000001 [ 1343.470501][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.470545][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.470578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.470608][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.470636][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.470666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.470689][ T32] r4:8508f600 [ 1343.470712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.470740][ T32] INFO: task kworker/1:808:5750 blocked for more than 470 seconds. [ 1343.470772][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.470796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.470832][ T32] task:kworker/1:808 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.470899][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.470947][ T32] Call trace: [ 1343.470980][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.471040][ T32] r10:82918644 r9:ebe61d84 r8:00000002 r7:60000013 r6:ebe61d8c r5:8483d400 [ 1343.471067][ T32] r4:8483d400 [ 1343.471108][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.471153][ T32] r5:8483d400 r4:82918640 [ 1343.471193][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.471257][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.471303][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe61e08 [ 1343.471347][ T32] r4:00000000 [ 1343.471371][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.471410][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.471449][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.471501][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601940 [ 1343.471531][ T32] r4:00000000 [ 1343.471553][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.471600][ T32] r9:83018205 r8:8483d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 ** 4 printk messages dropped ** [ 1343.471835][ T32] r5:8570eb8c r4:8570e800 ** 10 printk messages dropped ** [ 1343.472308][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1343.473423][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1343.473793][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1343.474169][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1343.474427][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1343.474660][ T32] Not tainted 6.15.0-syzkaller #0 ** 7 printk messages dropped ** [ 1343.474948][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1343.475013][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1343.475381][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.475771][ T32] r10:61c88647 r9:8483a400 r8:856052ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 5 printk messages dropped ** [ 1343.475979][ T32] Exception stack(0xebe41fb0 to 0xebe41ff8) [ 1343.476007][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.476058][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.476089][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.476119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.476164][ T32] r4:85601980 [ 1343.476469][ T32] INFO: task kworker/1:809:5752 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.476502][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.476587][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.476635][ T32] Call trace: [ 1343.476668][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.476717][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.476741][ T32] r4:00000000 [ 1343.476774][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.476818][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.476849][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.476879][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.476927][ T32] 9d60: 800e0013 ffffffff [ 1343.476973][ T32] r5:800e0013 r4:80239bd0 [ 1343.477017][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.477062][ T32] r4:82ac11e4 [ 1343.477083][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.477144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.477170][ T32] r4:e06a9dc0 [ 1343.477189][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.477229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.477251][ T32] r4:00000000 [ 1343.477270][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.477332][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.477356][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.477398][ T32] r5:00001000 r4:dfb77000 [ 1343.477418][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.477455][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.477495][ T32] r5:8501a38c r4:8501a000 [ 1343.477514][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.477563][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.477583][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.477627][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.477649][ T32] r4:85093380 [ 1343.477669][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.477723][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.477770][ T32] r4:00000001 [ 1343.477792][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.477850][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.477879][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.477928][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.477957][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.477985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.478031][ T32] r4:8508f600 [ 1343.478054][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.478078][ T32] INFO: task kworker/0:501:5755 blocked for more than 470 seconds. [ 1343.478105][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.478128][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 4 printk messages dropped ** [ 1343.478606][ T32] r10:82918644 r9:ebe35d84 r8:00000002 r7:60000113 r6:ebe35d8c r5:85723000 ** 3 printk messages dropped ** [ 1343.478730][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.478919][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.479182][ T32] r9:83018005 r8:85723000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 ** 8 printk messages dropped ** [ 1343.479489][ T32] r10:61c88647 r9:85723000 r8:856177ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1343.479785][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1343.496876][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1343.497150][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.497316][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1343.497681][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 8 printk messages dropped ** [ 1343.497903][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 11 printk messages dropped ** [ 1343.498303][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.498406][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.498574][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.498878][ T32] r5:8570f38c r4:8570f000 ** 4 printk messages dropped ** [ 1343.499032][ T32] r4:85605300 ** 5 printk messages dropped ** [ 1343.499247][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1343.507473][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.507778][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1343.507889][ T32] r4:e06a9dc0 [ 1343.507927][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.507978][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.508036][ T32] r4:00000000 [ 1343.508064][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.508139][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.508179][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.508230][ T32] r5:00001000 r4:dfb77000 [ 1343.508251][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.508290][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.508332][ T32] r5:8501a38c r4:8501a000 [ 1343.508354][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.508404][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.508427][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.508472][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.508505][ T32] r4:85093380 [ 1343.508533][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.508581][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.508607][ T32] r4:00000001 [ 1343.508626][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.508661][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.508706][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.508739][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.508783][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.508822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.508852][ T32] r4:8508f600 [ 1343.508893][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.508927][ T32] INFO: task kworker/1:811:5759 blocked for more than 470 seconds. [ 1343.508961][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.508985][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.509008][ T32] task:kworker/1:811 state:D stack:0 pid:5759 tgid:5759 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.509055][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.509098][ T32] Call trace: [ 1343.509130][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.509177][ T32] r10:82918644 r9:ebe69d84 r8:00000002 r7:60000113 r6:ebe69d8c r5:84a20000 [ 1343.509201][ T32] r4:84a20000 [ 1343.509221][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.509262][ T32] r5:84a20000 r4:82918640 [ 1343.509281][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.509319][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.509383][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe69e08 [ 1343.509409][ T32] r4:00000000 [ 1343.509428][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.509488][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.509525][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.509572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601f40 [ 1343.509594][ T32] r4:00000000 [ 1343.509631][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.509679][ T32] r9:83018205 r8:84a20000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 ** 4 printk messages dropped ** [ 1343.515454][ T32] r5:8570f78c r4:8570f400 ** 7 printk messages dropped ** [ 1343.515814][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1343.515950][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.516708][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.517120][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.517306][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1343.517630][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1343.517962][ T32] INFO: task kworker/1:812:5761 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.518378][ T32] r5:84a21800 r4:82918640 [ 1343.518397][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.518562][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1343.518967][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.519387][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1343.529097][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1343.529515][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 10 printk messages dropped ** [ 1343.534289][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1343.534468][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1343.534636][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 5 printk messages dropped ** [ 1343.534813][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.535280][ T32] r5:84a20c00 r4:82918640 [ 1343.535338][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.535462][ T32] r4:00000000 [ 1343.535481][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.535517][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.535571][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.535615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f6dc0 [ 1343.535646][ T32] r4:00000000 [ 1343.535702][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.535766][ T32] r9:83018205 r8:84a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1343.535792][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.535848][ T32] r5:00001000 r4:eb93b000 [ 1343.535870][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.535909][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.535975][ T32] r5:85712f8c r4:85712c00 [ 1343.535998][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.536062][ T32] r7:ddde2d40 r6:83018200 r5:85712f8c r4:85605480 [ 1343.536086][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.536134][ T32] r10:61c88647 r9:84a20c00 r8:856054ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.536164][ T32] r4:85605480 [ 1343.536186][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.536231][ T32] r10:00000000 r9:85605480 r8:8027ed34 r7:ebe71e60 r6:85617a00 r5:84a20c00 [ 1343.536253][ T32] r4:00000001 [ 1343.536271][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.536323][ T32] Exception stack(0xebe79fb0 to 0xebe79ff8) [ 1343.536380][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.536411][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.536438][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.536466][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.536487][ T32] r4:855ff080 [ 1343.536974][ T32] INFO: task kworker/1:813:5763 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.537025][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.537119][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.537189][ T32] Call trace: [ 1343.537224][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.537272][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.537294][ T32] r4:00000000 [ 1343.537332][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.537373][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.537402][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.537449][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.537477][ T32] 9d60: 800e0013 ffffffff [ 1343.537499][ T32] r5:800e0013 r4:80239bd0 [ 1343.537518][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.537567][ T32] r4:82ac11e4 [ 1343.537586][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.537626][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.537648][ T32] r4:e06a9dc0 [ 1343.537666][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.537706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.537727][ T32] r4:00000000 [ 1343.537745][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.537791][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.537812][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.537853][ T32] r5:00001000 r4:dfb77000 [ 1343.537872][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.537910][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.537980][ T32] r5:8501a38c r4:8501a000 [ 1343.538033][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.538082][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.538122][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.538214][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.538278][ T32] r4:85093380 [ 1343.538304][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.538352][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.538376][ T32] r4:00000001 [ 1343.538395][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.538442][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.538471][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.538499][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.538525][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.538557][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.538579][ T32] r4:8508f600 [ 1343.538598][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.538622][ T32] INFO: task kworker/1:814:5764 blocked for more than 470 seconds. [ 1343.538649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.538672][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.538711][ T32] task:kworker/1:814 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.538760][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.538828][ T32] Call trace: [ 1343.538859][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.538904][ T32] r10:82918644 r9:ec685d84 r8:00000002 r7:60000113 r6:ec685d8c r5:84a23000 ** 2 printk messages dropped ** [ 1343.539057][ T32] r5:84a23000 r4:82918640 [ 1343.539085][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.539168][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 ** 7 printk messages dropped ** [ 1343.539424][ T32] r9:83018205 r8:84a23000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 ** 9 printk messages dropped ** [ 1343.539803][ T32] r4:85605500 ** 5 printk messages dropped ** [ 1343.549415][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.550506][ T32] Call trace: ** 6 printk messages dropped ** [ 1343.550811][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1343.551159][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.551419][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1343.551822][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1343.551982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1343.552211][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.552450][ T32] r5:84a22400 r4:82918640 [ 1343.552473][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.552736][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.553073][ T32] r5:8571038c r4:85710000 ** 4 printk messages dropped ** [ 1343.553296][ T32] r4:85605580 ** 5 printk messages dropped ** [ 1343.553461][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.554217][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1343.554719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1343.555278][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 8 printk messages dropped ** [ 1343.555813][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1343.556056][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.556081][ T32] task:kworker/1:816 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.556127][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.556171][ T32] Call trace: [ 1343.556201][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.556247][ T32] r10:82918644 r9:ec695d84 r8:00000002 r7:60000013 r6:ec695d8c r5:84a25400 [ 1343.556285][ T32] r4:84a25400 [ 1343.556306][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.556347][ T32] r5:84a25400 r4:82918640 [ 1343.556367][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.556406][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.556451][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 [ 1343.556474][ T32] r4:00000000 [ 1343.556492][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.556536][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.556574][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.556614][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ff340 [ 1343.556638][ T32] r4:00000000 [ 1343.556666][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.556714][ T32] r9:83018205 r8:84a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1343.556736][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.556802][ T32] r5:00001000 r4:eb641000 [ 1343.556838][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.556881][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.556923][ T32] r5:8571078c r4:85710400 [ 1343.556943][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.557024][ T32] r7:ddde2d40 r6:83018200 r5:8571078c r4:85605600 [ 1343.557050][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.557096][ T32] r10:61c88647 r9:84a25400 r8:8560562c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.557119][ T32] r4:85605600 [ 1343.557137][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.557181][ T32] r10:00000000 r9:85605600 r8:8027ed34 r7:ebe79e60 r6:85617b80 r5:84a25400 [ 1343.557223][ T32] r4:00000001 [ 1343.557246][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.557292][ T32] Exception stack(0xec695fb0 to 0xec695ff8) [ 1343.557321][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.557358][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.557389][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.557434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.557460][ T32] r4:855ff180 [ 1343.557800][ T32] INFO: task kworker/1:816:5768 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.557858][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.557939][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.558004][ T32] Call trace: [ 1343.558057][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.558119][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.558146][ T32] r4:00000000 [ 1343.558165][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.558204][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.558257][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.558290][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.558323][ T32] 9d60: 800e0013 ffffffff [ 1343.558350][ T32] r5:800e0013 r4:80239bd0 [ 1343.558370][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.558411][ T32] r4:82ac11e4 [ 1343.558430][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.558481][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.558516][ T32] r4:e06a9dc0 [ 1343.558544][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.558587][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.558609][ T32] r4:00000000 [ 1343.558638][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.558687][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.558718][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.558774][ T32] r5:00001000 r4:dfb77000 [ 1343.558819][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.558863][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.558904][ T32] r5:8501a38c r4:8501a000 [ 1343.558923][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.558970][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 3 printk messages dropped ** [ 1343.559141][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1343.559412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1343.571470][ T32] r4:84a24800 ** 1 printk messages dropped ** [ 1343.571551][ T32] r5:84a24800 r4:82918640 [ 1343.571576][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1343.571852][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1343.572240][ T32] r5:85710b8c r4:85710800 ** 3 printk messages dropped ** [ 1343.572418][ T32] r10:61c88647 r9:84a24800 r8:856056ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.572443][ T32] r4:85605680 [ 1343.572463][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.572508][ T32] r10:00000000 r9:85605680 r8:8027ed34 r7:ebe79e60 r6:85617c00 r5:84a24800 [ 1343.572535][ T32] r4:00000001 [ 1343.572555][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.572591][ T32] Exception stack(0xec69dfb0 to 0xec69dff8) [ 1343.572652][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.572685][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.572712][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.572740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.572761][ T32] r4:855ff280 [ 1343.573176][ T32] INFO: task kworker/1:817:5770 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.573210][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.573273][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.573322][ T32] Call trace: [ 1343.573353][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.573401][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.573423][ T32] r4:00000000 [ 1343.573444][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.573496][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.573559][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.573593][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.573643][ T32] 9d60: 800e0013 ffffffff [ 1343.573669][ T32] r5:800e0013 r4:80239bd0 [ 1343.573689][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.573732][ T32] r4:82ac11e4 [ 1343.573771][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.573817][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.573839][ T32] r4:e06a9dc0 [ 1343.573858][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.573899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.573920][ T32] r4:00000000 [ 1343.573939][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.573982][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.574003][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.574044][ T32] r5:00001000 r4:dfb77000 [ 1343.574073][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.574115][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.574165][ T32] r5:8501a38c r4:8501a000 [ 1343.574194][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.574250][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.574273][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.574340][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.574366][ T32] r4:85093380 [ 1343.574405][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.574474][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.574562][ T32] r4:00000001 [ 1343.574586][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.574621][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.574646][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.574675][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.574701][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.574737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.574763][ T32] r4:8508f600 [ 1343.574783][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 3 printk messages dropped ** [ 1343.574915][ T32] task:kworker/1:818 state:D stack:0 pid:5772 tgid:5772 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.575205][ T32] r5:84a23c00 r4:82918640 [ 1343.575228][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.575479][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1343.575918][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.576294][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.577031][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.577299][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.577439][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 12 printk messages dropped ** [ 1343.577860][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1343.578044][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1343.578228][ T32] INFO: task kworker/1:819:5774 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.578595][ T32] r5:84a26000 r4:82918640 [ 1343.578633][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.578685][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.578733][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6ade08 [ 1343.578754][ T32] r4:00000000 [ 1343.578773][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.578811][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.578846][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.578885][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ff680 [ 1343.578925][ T32] r4:00000000 [ 1343.578947][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.579010][ T32] r9:83018205 r8:84a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1343.579035][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.579085][ T32] r5:00001000 r4:eb7c5000 [ 1343.579108][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.579147][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.579188][ T32] r5:8571138c r4:85711000 [ 1343.579207][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.579249][ T32] r7:ddde2d40 r6:83018200 r5:8571138c r4:85605780 [ 1343.579269][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.579313][ T32] r10:61c88647 r9:84a26000 r8:856057ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.579334][ T32] r4:85605780 [ 1343.579352][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.579394][ T32] r10:00000000 r9:85605780 r8:8027ed34 r7:ebe79e60 r6:85617d00 r5:84a26000 [ 1343.579415][ T32] r4:00000001 [ 1343.579454][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.579492][ T32] Exception stack(0xec6adfb0 to 0xec6adff8) [ 1343.579517][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.579550][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.579585][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.579617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.579682][ T32] r4:855ff580 [ 1343.598235][ T32] INFO: task kworker/1:819:5774 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.598347][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.598427][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.598491][ T32] Call trace: [ 1343.598524][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.598588][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.598612][ T32] r4:00000000 [ 1343.598633][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.598674][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.598705][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.598734][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.598757][ T32] 9d60: 800e0013 ffffffff [ 1343.598791][ T32] r5:800e0013 r4:80239bd0 [ 1343.598823][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1343.598978][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.599182][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.599556][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1343.599780][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.603929][ T32] task:kworker/1:820 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.604222][ T32] r5:85738000 r4:82918640 ** 3 printk messages dropped ** [ 1343.604362][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.604629][ T32] r9:83018205 r8:85738000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 ** 8 printk messages dropped ** [ 1343.604961][ T32] r10:61c88647 r9:85738000 r8:8560582c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1343.605340][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1343.606070][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.606424][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.606505][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.606787][ T32] r5:8501a38c r4:8501a000 ** 5 printk messages dropped ** [ 1343.607011][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1343.607319][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.607777][ T32] r5:85739800 r4:82918640 [ 1343.607809][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.608032][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.608428][ T32] r5:85711b8c r4:85711800 ** 6 printk messages dropped ** [ 1343.608685][ T32] r10:00000000 r9:85605880 r8:8027ed34 r7:ebe79e60 r6:85617e00 r5:85739800 ** 9 printk messages dropped ** [ 1343.609295][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.619355][ T32] r4:e06a9dc0 [ 1343.619377][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.619468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.619496][ T32] r4:00000000 [ 1343.619517][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.619578][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.619600][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.619645][ T32] r5:00001000 r4:dfb77000 [ 1343.619701][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.619746][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.619787][ T32] r5:8501a38c r4:8501a000 [ 1343.619819][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.620166][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.620196][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.620253][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.620275][ T32] r4:85093380 [ 1343.620295][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.620339][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.620360][ T32] r4:00000001 [ 1343.620380][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.620415][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.620445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.620473][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.620499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.620532][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.620555][ T32] r4:8508f600 [ 1343.620577][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.620605][ T32] INFO: task kworker/1:822:5780 blocked for more than 470 seconds. [ 1343.620637][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.620661][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.620683][ T32] task:kworker/1:822 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.620760][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.620813][ T32] Call trace: [ 1343.620878][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.620930][ T32] r10:82918644 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:8573b000 [ 1343.620963][ T32] r4:8573b000 [ 1343.620985][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.621026][ T32] r5:8573b000 r4:82918640 [ 1343.621045][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.621084][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.621127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 [ 1343.621148][ T32] r4:00000000 [ 1343.621167][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.621203][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.621241][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.621281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ffa80 [ 1343.621302][ T32] r4:00000000 [ 1343.621321][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.621364][ T32] r9:83018205 r8:8573b000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [ 1343.621408][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.621454][ T32] r5:00001000 r4:eb831000 [ 1343.621475][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.621514][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.621559][ T32] r5:85711f8c r4:85711c00 [ 1343.621580][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.621647][ T32] r7:ddde2d40 r6:83018200 r5:85711f8c r4:85605900 [ 1343.621679][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.621737][ T32] r10:61c88647 r9:8573b000 r8:8560592c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.621760][ T32] r4:85605900 [ 1343.621779][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.621821][ T32] r10:00000000 r9:85605900 r8:8027ed34 r7:ebe79e60 r6:85617e80 r5:8573b000 [ 1343.621842][ T32] r4:00000001 [ 1343.621861][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.621894][ T32] Exception stack(0xec6cdfb0 to 0xec6cdff8) [ 1343.621919][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.621948][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.621974][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.622001][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.622021][ T32] r4:855ffbc0 [ 1343.622444][ T32] INFO: task kworker/1:822:5780 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.622477][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.622553][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.622612][ T32] Call trace: [ 1343.622668][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.622716][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.622781][ T32] r4:00000000 [ 1343.622803][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.622890][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.622944][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.622991][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.623019][ T32] 9d60: 800e0013 ffffffff [ 1343.623042][ T32] r5:800e0013 r4:80239bd0 [ 1343.623081][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.623125][ T32] r4:82ac11e4 [ 1343.623145][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.623206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.623231][ T32] r4:e06a9dc0 [ 1343.623271][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.623335][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.623362][ T32] r4:00000000 [ 1343.623381][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.623426][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.623467][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.623535][ T32] r5:00001000 r4:dfb77000 [ 1343.623579][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.623621][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.623706][ T32] r5:8501a38c r4:8501a000 [ 1343.623736][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.623804][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.623828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.623874][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.623896][ T32] r4:85093380 [ 1343.623914][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.623980][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.624005][ T32] r4:00000001 [ 1343.624025][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.624059][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.624085][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.624112][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.624138][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.624166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.624187][ T32] r4:8508f600 [ 1343.624206][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.624231][ T32] INFO: task kworker/1:823:5782 blocked for more than 470 seconds. ** 2 printk messages dropped ** [ 1343.624315][ T32] task:kworker/1:823 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.624668][ T32] r5:8573a400 r4:82918640 [ 1343.624687][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1343.624943][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.625280][ T32] r5:8571278c r4:85712400 ** 6 printk messages dropped ** [ 1343.625535][ T32] r10:00000000 r9:85605980 r8:8027ed34 r7:ebe79e60 r6:85617f00 r5:8573a400 ** 9 printk messages dropped ** [ 1343.626113][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.626688][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.626790][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.627072][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1343.627279][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 8 printk messages dropped ** [ 1343.627549][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.627996][ T32] r5:85738c00 r4:82918640 [ 1343.628034][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.628078][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1343.628259][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.628629][ T32] r5:851ca38c r4:851ca000 ** 6 printk messages dropped ** [ 1343.628861][ T32] r10:00000000 r9:85617f80 r8:8027ed34 r7:eba81e60 r6:85625000 r5:85738c00 ** 8 printk messages dropped ** [ 1343.629414][ T32] INFO: task kworker/0:502:5784 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 7 printk messages dropped ** [ 1343.629815][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1343.642183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1343.642552][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1343.642771][ T32] r4:85093380 [ 1343.642790][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.642833][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.642855][ T32] r4:00000001 [ 1343.642883][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.642930][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.642960][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.642987][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.643034][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.643087][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.643111][ T32] r4:8508f600 [ 1343.643161][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.643194][ T32] INFO: task kworker/1:824:5785 blocked for more than 470 seconds. [ 1343.643227][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.643260][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.643286][ T32] task:kworker/1:824 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.643339][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.643383][ T32] Call trace: [ 1343.643450][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.643499][ T32] r10:82918644 r9:ec6ddd84 r8:00000002 r7:60000013 r6:ec6ddd8c r5:8573c800 [ 1343.643521][ T32] r4:8573c800 [ 1343.643550][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.643590][ T32] r5:8573c800 r4:82918640 [ 1343.643609][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.643648][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.643716][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6dde08 [ 1343.643739][ T32] r4:00000000 [ 1343.643758][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.643795][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.643830][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.643895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fffc0 [ 1343.643921][ T32] r4:00000000 [ 1343.643940][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.644005][ T32] r9:83018205 r8:8573c800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1343.644052][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.644097][ T32] r5:00001000 r4:eb8f7000 [ 1343.644142][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.644185][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.644235][ T32] r5:85712b8c r4:85712800 [ 1343.644258][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.644302][ T32] r7:ddde2d40 r6:83018200 r5:85712b8c r4:85605a00 [ 1343.644322][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.644365][ T32] r10:61c88647 r9:8573c800 r8:85605a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.644387][ T32] r4:85605a00 [ 1343.644436][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.644484][ T32] r10:00000000 r9:85605a00 r8:8027ed34 r7:ebe79e60 r6:85625080 r5:8573c800 [ 1343.644506][ T32] r4:00000001 [ 1343.644524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.644565][ T32] Exception stack(0xec6ddfb0 to 0xec6ddff8) [ 1343.644591][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.644619][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.644727][ T32] r4:855ffe00 ** 5 printk messages dropped ** [ 1343.645350][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.645723][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.645945][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.646297][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1343.646459][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.646693][ T32] task:kworker/0:503 state:D stack:0 pid:5788 tgid:5788 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.646985][ T32] r5:8573d400 r4:82918640 ** 3 printk messages dropped ** [ 1343.647106][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.647261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717740 ** 11 printk messages dropped ** [ 1343.647797][ T32] r10:61c88647 r9:8573d400 r8:8562512c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1343.648217][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1343.648689][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1343.649020][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1343.649206][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1343.649285][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.649603][ T32] r5:8501a38c r4:8501a000 ** 5 printk messages dropped ** [ 1343.649819][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1343.666509][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1343.667267][ T32] r5:8573e000 r4:82918640 [ 1343.667287][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.667437][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.667569][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1343.667631][ T32] r4:00000000 [ 1343.667660][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.667734][ T32] r9:83018005 r8:8573e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [ 1343.667757][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.667822][ T32] r5:00001000 r4:ebce5000 [ 1343.667845][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.667885][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.667925][ T32] r5:851cab8c r4:851ca800 [ 1343.667944][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.667994][ T32] r7:dddced40 r6:83018000 r5:851cab8c r4:85625200 [ 1343.668015][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.668059][ T32] r10:61c88647 r9:8573e000 r8:8562522c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.668090][ T32] r4:85625200 [ 1343.668113][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.668156][ T32] r10:00000000 r9:85625200 r8:8027ed34 r7:eba81e60 r6:85625280 r5:8573e000 [ 1343.668177][ T32] r4:00000001 [ 1343.668196][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.668229][ T32] Exception stack(0xebd59fb0 to 0xebd59ff8) [ 1343.668284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.668316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.668343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.668384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.668428][ T32] r4:85717680 [ 1343.668886][ T32] INFO: task kworker/0:504:5791 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.668940][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.669033][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.669107][ T32] Call trace: [ 1343.669139][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.669188][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.669210][ T32] r4:00000000 [ 1343.669229][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.669276][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.669330][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.669362][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.669385][ T32] 9d60: 800e0013 ffffffff [ 1343.669407][ T32] r5:800e0013 r4:80239bd0 [ 1343.669428][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.669492][ T32] r4:82ac11e4 [ 1343.669533][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.669600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.669627][ T32] r4:e06a9dc0 [ 1343.669646][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.669687][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.669709][ T32] r4:00000000 [ 1343.669736][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.669797][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.669841][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.677724][ T32] r5:00001000 r4:dfb77000 [ 1343.677762][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.677822][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.677885][ T32] r5:8501a38c r4:8501a000 [ 1343.677910][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.677971][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.677999][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.678045][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.678070][ T32] r4:85093380 [ 1343.678090][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.678144][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.678170][ T32] r4:00000001 [ 1343.678190][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.678226][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.678257][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.678285][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.678311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.678361][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.678387][ T32] r4:8508f600 [ 1343.678431][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.678486][ T32] INFO: task kworker/1:825:5793 blocked for more than 470 seconds. [ 1343.678523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.678552][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.678596][ T32] task:kworker/1:825 state:D stack:0 pid:5793 tgid:5793 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.678654][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.678698][ T32] Call trace: [ 1343.678730][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 1 printk messages dropped ** [ 1343.678811][ T32] r4:8573ec00 ** 1 printk messages dropped ** [ 1343.678873][ T32] r5:8573ec00 r4:82918640 [ 1343.678894][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.678998][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1343.679163][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601b80 ** 8 printk messages dropped ** [ 1343.679748][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1343.685984][ T32] Exception stack(0xec6e5fb0 to 0xec6e5ff8) ** 6 printk messages dropped ** [ 1343.686681][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.687237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1343.687543][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.687951][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1343.688163][ T32] INFO: task kworker/1:826:5795 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.688494][ T32] r4:8573bc00 ** 1 printk messages dropped ** [ 1343.688564][ T32] r5:8573bc00 r4:82918640 [ 1343.688584][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.688711][ T32] r4:00000000 [ 1343.688733][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.688771][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.688805][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.688846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b000 [ 1343.688878][ T32] r4:00000000 [ 1343.688900][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.688945][ T32] r9:83018205 r8:8573bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1343.688975][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.689019][ T32] r5:00001000 r4:eb975000 [ 1343.689038][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.689078][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.689118][ T32] r5:8571378c r4:85713400 [ 1343.689137][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.689179][ T32] r7:ddde2d40 r6:83018200 r5:8571378c r4:85605b00 [ 1343.689199][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.689265][ T32] r10:61c88647 r9:8573bc00 r8:85605b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.689316][ T32] r4:85605b00 [ 1343.689339][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.689382][ T32] r10:00000000 r9:85605b00 r8:8027ed34 r7:ec6e5e60 r6:85625380 r5:8573bc00 [ 1343.689427][ T32] r4:00000001 [ 1343.689478][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.689515][ T32] Exception stack(0xec6e9fb0 to 0xec6e9ff8) [ 1343.689545][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.689573][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.689601][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.689649][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.689676][ T32] r4:855ffd00 [ 1343.695553][ T32] INFO: task kworker/1:826:5795 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.695628][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.695720][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.695790][ T32] Call trace: [ 1343.695826][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.695879][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.695903][ T32] r4:00000000 [ 1343.695923][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.695960][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.695991][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.696019][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.696042][ T32] 9d60: 800e0013 ffffffff [ 1343.696065][ T32] r5:800e0013 r4:80239bd0 [ 1343.696085][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1343.696415][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1343.696795][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1343.696957][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.697251][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.697458][ T32] r5:84a26c00 r4:82918640 [ 1343.697477][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.697568][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 ** 5 printk messages dropped ** [ 1343.697758][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1343.697996][ T32] r5:85713b8c r4:85713800 ** 3 printk messages dropped ** [ 1343.698146][ T32] r10:61c88647 r9:84a26c00 r8:85605bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1343.698451][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.699183][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1343.699479][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1343.699654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1343.711052][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1343.711460][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.711810][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.712065][ T32] r5:85740c00 r4:82918640 [ 1343.712109][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.712263][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1343.712389][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1343.712760][ T32] r5:857bc78c r4:857bc400 ** 6 printk messages dropped ** [ 1343.712968][ T32] r10:00000000 r9:85605c00 r8:8027ed34 r7:ec6f1e60 r6:85625480 r5:85740c00 ** 9 printk messages dropped ** [ 1343.713664][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.714241][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.714440][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1343.714748][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1343.714991][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1343.715101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.715122][ T32] r4:8508f600 [ 1343.715141][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.715166][ T32] INFO: task kworker/1:829:5802 blocked for more than 470 seconds. [ 1343.715193][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.715217][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.715256][ T32] task:kworker/1:829 state:D stack:0 pid:5802 tgid:5802 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.715305][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.715357][ T32] Call trace: [ 1343.715387][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.715452][ T32] r10:82918644 r9:ec6e1d84 r8:00000002 r7:60000113 r6:ec6e1d8c r5:85741800 [ 1343.715478][ T32] r4:85741800 [ 1343.715497][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.715572][ T32] r5:85741800 r4:82918640 [ 1343.715597][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.715636][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.715700][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e1e08 [ 1343.715723][ T32] r4:00000000 [ 1343.715762][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.715805][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.715841][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.715882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b2c0 [ 1343.715904][ T32] r4:00000000 [ 1343.715922][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.715965][ T32] r9:83018205 r8:85741800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1343.716012][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.716057][ T32] r5:00001000 r4:ebcdb000 [ 1343.716076][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.716116][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.716156][ T32] r5:85713f8c r4:85713c00 [ 1343.716175][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.716218][ T32] r7:ddde2d40 r6:83018200 r5:85713f8c r4:85605c80 [ 1343.716237][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.716303][ T32] r10:61c88647 r9:85741800 r8:85605cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.716339][ T32] r4:85605c80 [ 1343.716358][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.716401][ T32] r10:00000000 r9:85605c80 r8:8027ed34 r7:ec6f9e60 r6:85625500 r5:85741800 [ 1343.716422][ T32] r4:00000001 [ 1343.716473][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.716511][ T32] Exception stack(0xec6e1fb0 to 0xec6e1ff8) [ 1343.716571][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.716603][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.716631][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.716659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.716681][ T32] r4:8558b380 [ 1343.716979][ T32] INFO: task kworker/1:829:5802 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.717010][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.717076][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.717152][ T32] Call trace: [ 1343.717203][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.717254][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.717276][ T32] r4:00000000 [ 1343.717295][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.717331][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.717360][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.717398][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.717425][ T32] 9d60: 800e0013 ffffffff [ 1343.717447][ T32] r5:800e0013 r4:80239bd0 [ 1343.717466][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.717507][ T32] r4:82ac11e4 [ 1343.717525][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.717583][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.717608][ T32] r4:e06a9dc0 [ 1343.717626][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.717694][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.717719][ T32] r4:00000000 [ 1343.717740][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.717804][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.717829][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.717870][ T32] r5:00001000 r4:dfb77000 [ 1343.717889][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.717926][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.718006][ T32] r5:8501a38c r4:8501a000 [ 1343.718028][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.718074][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.718094][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.718157][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.718183][ T32] r4:85093380 [ 1343.718201][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.718245][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.718276][ T32] r4:00000001 [ 1343.718307][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.718342][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.718367][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.718394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.718419][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.718446][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.718467][ T32] r4:8508f600 [ 1343.718486][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.718510][ T32] INFO: task kworker/1:830:5803 blocked for more than 470 seconds. [ 1343.718542][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.718565][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.718585][ T32] task:kworker/1:830 state:D stack:0 pid:5803 tgid:5803 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.718663][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.718707][ T32] Call trace: [ 1343.718737][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.718780][ T32] r10:82918644 r9:ec6fdd84 r8:00000002 r7:60000113 r6:ec6fdd8c r5:85742400 [ 1343.718802][ T32] r4:85742400 [ 1343.718842][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.718884][ T32] r5:85742400 r4:82918640 [ 1343.718922][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.718966][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.719010][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6fde08 [ 1343.719031][ T32] r4:00000000 [ 1343.719049][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.719086][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.719120][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.719161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b580 [ 1343.719182][ T32] r4:00000000 [ 1343.719220][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.719267][ T32] r9:83018205 r8:85742400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1343.719288][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.719330][ T32] r5:00001000 r4:ebd07000 [ 1343.719369][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.719411][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.719452][ T32] r5:857bc38c r4:857bc000 [ 1343.719480][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.719532][ T32] r7:ddde2d40 r6:83018200 r5:857bc38c r4:85605d00 [ 1343.719586][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.719634][ T32] r10:61c88647 r9:85742400 r8:85605d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.719657][ T32] r4:85605d00 [ 1343.719695][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.719741][ T32] r10:00000000 r9:85605d00 r8:8027ed34 r7:ec6f9e60 r6:85625580 r5:85742400 [ 1343.719762][ T32] r4:00000001 [ 1343.719782][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.719846][ T32] Exception stack(0xec6fdfb0 to 0xec6fdff8) [ 1343.732706][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.732750][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.732778][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.732832][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.732883][ T32] r4:8558b380 [ 1343.733317][ T32] INFO: task kworker/1:830:5803 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.733353][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.733443][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.733554][ T32] Call trace: [ 1343.733633][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.733711][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.733738][ T32] r4:00000000 [ 1343.733758][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.733817][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.733850][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.733898][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.733925][ T32] 9d60: 800e0013 ffffffff [ 1343.733947][ T32] r5:800e0013 r4:80239bd0 [ 1343.733988][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.734049][ T32] r4:82ac11e4 [ 1343.734093][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.734161][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.734198][ T32] r4:e06a9dc0 [ 1343.734220][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.734262][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.734284][ T32] r4:00000000 [ 1343.734302][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.734347][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.734388][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.734433][ T32] r5:00001000 r4:dfb77000 [ 1343.734453][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.734491][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.734537][ T32] r5:8501a38c r4:8501a000 [ 1343.734558][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.734625][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.734649][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.734694][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.734715][ T32] r4:85093380 [ 1343.734754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.734802][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.734825][ T32] r4:00000001 [ 1343.734844][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.734878][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.734903][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.734932][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.734958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.734985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.735006][ T32] r4:8508f600 [ 1343.735026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.735063][ T32] INFO: task kworker/0:505:5805 blocked for more than 470 seconds. [ 1343.735099][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.735161][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.735185][ T32] task:kworker/0:505 state:D stack:0 pid:5805 tgid:5805 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.735254][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.735340][ T32] Call trace: [ 1343.735375][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.735421][ T32] r10:82918644 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:85743000 [ 1343.735443][ T32] r4:85743000 [ 1343.735462][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.735500][ T32] r5:85743000 r4:82918640 [ 1343.735519][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.735562][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.735627][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 [ 1343.735653][ T32] r4:00000000 [ 1343.735693][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.735734][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.735769][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.735809][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626980 [ 1343.735831][ T32] r4:00000000 [ 1343.735849][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.735903][ T32] r9:83018005 r8:85743000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [ 1343.735928][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.735978][ T32] r5:00001000 r4:ec7bf000 [ 1343.736000][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.736039][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.736079][ T32] r5:851caf8c r4:851cac00 [ 1343.736110][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.736156][ T32] r7:dddced40 r6:83018000 r5:851caf8c r4:85625600 [ 1343.736176][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.736221][ T32] r10:61c88647 r9:85743000 r8:8562562c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.736243][ T32] r4:85625600 [ 1343.736261][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.736304][ T32] r10:00000000 r9:85625600 r8:8027ed34 r7:eba81e60 r6:85625680 r5:85743000 [ 1343.736325][ T32] r4:00000001 [ 1343.736344][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.736377][ T32] Exception stack(0xec701fb0 to 0xec701ff8) [ 1343.736422][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.736455][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.736484][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.736512][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.736537][ T32] r4:85717e40 [ 1343.736822][ T32] INFO: task kworker/0:505:5805 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.736853][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.736930][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.736976][ T32] Call trace: [ 1343.737005][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.737053][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.737092][ T32] r4:00000000 [ 1343.737113][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.737172][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.737205][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.737236][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.737259][ T32] 9d60: 800e0013 ffffffff [ 1343.737281][ T32] r5:800e0013 r4:80239bd0 [ 1343.737352][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.737396][ T32] r4:82ac11e4 [ 1343.737416][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.737457][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.737479][ T32] r4:e06a9dc0 [ 1343.737497][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.737541][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.737573][ T32] r4:00000000 [ 1343.737604][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.737653][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.737675][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.737715][ T32] r5:00001000 r4:dfb77000 [ 1343.737734][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.737795][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.737849][ T32] r5:8501a38c r4:8501a000 [ 1343.737872][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.737918][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.737938][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.737982][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.738017][ T32] r4:85093380 [ 1343.738038][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.738083][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.738105][ T32] r4:00000001 [ 1343.738124][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.738158][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.738184][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.738211][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.738237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.738284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.738309][ T32] r4:8508f600 [ 1343.738338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.738365][ T32] INFO: task kworker/1:831:5807 blocked for more than 470 seconds. [ 1343.738411][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.738450][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.738492][ T32] task:kworker/1:831 state:D stack:0 pid:5807 tgid:5807 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.738544][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.738594][ T32] Call trace: [ 1343.738654][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.738704][ T32] r10:82918644 r9:ec705d84 r8:00000002 r7:60000013 r6:ec705d8c r5:85743c00 [ 1343.738726][ T32] r4:85743c00 [ 1343.738744][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.738783][ T32] r5:85743c00 r4:82918640 [ 1343.738802][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.738875][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.738923][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec705e08 [ 1343.738945][ T32] r4:00000000 [ 1343.738964][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.739033][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.739072][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.739113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b740 [ 1343.739134][ T32] r4:00000000 [ 1343.739153][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.739195][ T32] r9:83018205 r8:85743c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1343.739216][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.739256][ T32] r5:00001000 r4:ebdd1000 [ 1343.739275][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.739313][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.739390][ T32] r5:857bcb8c r4:857bc800 [ 1343.739435][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.739482][ T32] r7:ddde2d40 r6:83018200 r5:857bcb8c r4:85605d80 [ 1343.739523][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.739576][ T32] r10:61c88647 r9:85743c00 r8:85605dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.739597][ T32] r4:85605d80 [ 1343.739683][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.739760][ T32] r10:00000000 r9:85605d80 r8:8027ed34 r7:ec6f9e60 r6:85625700 r5:85743c00 [ 1343.739786][ T32] r4:00000001 [ 1343.739869][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.748494][ T32] Exception stack(0xec705fb0 to 0xec705ff8) [ 1343.748544][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.748598][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.748630][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.748661][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.748684][ T32] r4:8558b600 [ 1343.749085][ T32] INFO: task kworker/1:831:5807 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.749140][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.749250][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.749356][ T32] Call trace: [ 1343.749392][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.749466][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.749492][ T32] r4:00000000 [ 1343.749512][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.749556][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.749600][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.749632][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.749655][ T32] 9d60: 800e0013 ffffffff [ 1343.749677][ T32] r5:800e0013 r4:80239bd0 [ 1343.749697][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.749739][ T32] r4:82ac11e4 [ 1343.749778][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.749870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.753550][ T32] r4:e06a9dc0 [ 1343.753584][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.753643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.753665][ T32] r4:00000000 [ 1343.753684][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.753730][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.753777][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.753827][ T32] r5:00001000 r4:dfb77000 [ 1343.753872][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.753915][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.753956][ T32] r5:8501a38c r4:8501a000 [ 1343.753976][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.754021][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.754041][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.754096][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.754121][ T32] r4:85093380 [ 1343.754141][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.754209][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.754256][ T32] r4:00000001 [ 1343.754278][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.754314][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.754343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.754371][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.754397][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.754425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.754446][ T32] r4:8508f600 [ 1343.754467][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.754535][ T32] INFO: task kworker/1:832:5809 blocked for more than 470 seconds. [ 1343.754575][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.754600][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.754621][ T32] task:kworker/1:832 state:D stack:0 pid:5809 tgid:5809 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.754692][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.754754][ T32] Call trace: [ 1343.754794][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.754851][ T32] r10:82918644 r9:ec70dd84 r8:00000002 r7:60000013 r6:ec70dd8c r5:85745400 [ 1343.754877][ T32] r4:85745400 [ 1343.754897][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.754936][ T32] r5:85745400 r4:82918640 [ 1343.754955][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.754993][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.755037][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec70de08 [ 1343.755058][ T32] r4:00000000 [ 1343.755095][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.755138][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.755174][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.755214][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b840 [ 1343.755244][ T32] r4:00000000 [ 1343.755266][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.755311][ T32] r9:83018205 r8:85745400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [ 1343.755331][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.755388][ T32] r5:00001000 r4:ebe4b000 [ 1343.755432][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.755475][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.755531][ T32] r5:857bcf8c r4:857bcc00 [ 1343.755575][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.755621][ T32] r7:ddde2d40 r6:83018200 r5:857bcf8c r4:85605e00 [ 1343.755641][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.755709][ T32] r10:61c88647 r9:85745400 r8:85605e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.755754][ T32] r4:85605e00 [ 1343.755777][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.755846][ T32] r10:00000000 r9:85605e00 r8:8027ed34 r7:ec705e60 r6:85625780 r5:85745400 [ 1343.755870][ T32] r4:00000001 [ 1343.755889][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.755922][ T32] Exception stack(0xec70dfb0 to 0xec70dff8) [ 1343.755948][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.755998][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.756030][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.756079][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.756125][ T32] r4:8558b6c0 [ 1343.756557][ T32] INFO: task kworker/1:832:5809 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.756593][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.756676][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.756754][ T32] Call trace: [ 1343.756832][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.756881][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.756904][ T32] r4:00000000 [ 1343.756949][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.757011][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.757044][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.757091][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.757117][ T32] 9d60: 800e0013 ffffffff [ 1343.757140][ T32] r5:800e0013 r4:80239bd0 [ 1343.757160][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.757222][ T32] r4:82ac11e4 [ 1343.757284][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.757329][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.757351][ T32] r4:e06a9dc0 [ 1343.757369][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.757410][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.757431][ T32] r4:00000000 [ 1343.757473][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.757520][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.757555][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.757599][ T32] r5:00001000 r4:dfb77000 [ 1343.757618][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.757667][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.757734][ T32] r5:8501a38c r4:8501a000 [ 1343.757756][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.757802][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.757842][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.757890][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.757911][ T32] r4:85093380 [ 1343.757950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.758002][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.758046][ T32] r4:00000001 [ 1343.758068][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.758104][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.758176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.758229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.758258][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.758286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.758328][ T32] r4:8508f600 [ 1343.758351][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.758375][ T32] INFO: task kworker/1:833:5811 blocked for more than 470 seconds. [ 1343.758402][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.758425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.758444][ T32] task:kworker/1:833 state:D stack:0 pid:5811 tgid:5811 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.758509][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.758558][ T32] Call trace: [ 1343.758588][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.758632][ T32] r10:82918644 r9:ec715d84 r8:00000002 r7:60000013 r6:ec715d8c r5:85744800 [ 1343.758654][ T32] r4:85744800 [ 1343.758672][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.758720][ T32] r5:85744800 r4:82918640 [ 1343.758753][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.758796][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.758840][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 [ 1343.758894][ T32] r4:00000000 [ 1343.758916][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.758976][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.759016][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.759077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ffd00 [ 1343.759122][ T32] r4:00000000 [ 1343.759166][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.759212][ T32] r9:83018205 r8:85744800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [ 1343.759234][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.759295][ T32] r5:00001000 r4:ec75d000 [ 1343.759340][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.759381][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.759421][ T32] r5:857beb8c r4:857be800 [ 1343.759440][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.759484][ T32] r7:ddde2d40 r6:83018200 r5:857beb8c r4:85605e80 [ 1343.759504][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.759553][ T32] r10:61c88647 r9:85744800 r8:85605eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.759575][ T32] r4:85605e80 [ 1343.759593][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.759635][ T32] r10:00000000 r9:85605e80 r8:8027ed34 r7:ec70de60 r6:85625800 r5:85744800 [ 1343.759657][ T32] r4:00000001 [ 1343.759698][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.759733][ T32] Exception stack(0xec715fb0 to 0xec715ff8) [ 1343.759770][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.759802][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.771557][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.771655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.771702][ T32] r4:8558b7c0 [ 1343.772127][ T32] INFO: task kworker/1:833:5811 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.772163][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.772226][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.772285][ T32] Call trace: [ 1343.772348][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.772425][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.772463][ T32] r4:00000000 [ 1343.772485][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.772525][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.772562][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.772602][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.772652][ T32] 9d60: 800e0013 ffffffff [ 1343.772678][ T32] r5:800e0013 r4:80239bd0 [ 1343.772720][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.772766][ T32] r4:82ac11e4 [ 1343.772811][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.772857][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.772879][ T32] r4:e06a9dc0 [ 1343.772908][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.772969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.772995][ T32] r4:00000000 [ 1343.773038][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.773088][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.773110][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.773151][ T32] r5:00001000 r4:dfb77000 [ 1343.773172][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.773210][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.773275][ T32] r5:8501a38c r4:8501a000 [ 1343.773321][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.773370][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.773391][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.773445][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.773470][ T32] r4:85093380 [ 1343.773490][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.773542][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.773565][ T32] r4:00000001 [ 1343.773606][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.773668][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.773697][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.773747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.773776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.773814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.773861][ T32] r4:8508f600 [ 1343.773904][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.773957][ T32] INFO: task kworker/1:834:5813 blocked for more than 470 seconds. [ 1343.773996][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.774022][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.774063][ T32] task:kworker/1:834 state:D stack:0 pid:5813 tgid:5813 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.774135][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.774176][ T32] Call trace: [ 1343.774225][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.774295][ T32] r10:82918644 r9:ec71dd84 r8:00000002 r7:60000113 r6:ec71dd8c r5:85740000 [ 1343.774343][ T32] r4:85740000 [ 1343.774382][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.774426][ T32] r5:85740000 r4:82918640 [ 1343.774445][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.774485][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.774538][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 [ 1343.774562][ T32] r4:00000000 [ 1343.774602][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.774643][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.774700][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.774744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b9c0 [ 1343.774766][ T32] r4:00000000 [ 1343.774805][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.774852][ T32] r9:83018205 r8:85740000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [ 1343.774881][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.774936][ T32] r5:00001000 r4:ebe7b000 [ 1343.774957][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.774996][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.775057][ T32] r5:857bd38c r4:857bd000 [ 1343.775079][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.775179][ T32] r7:ddde2d40 r6:83018200 r5:857bd38c r4:85605f00 [ 1343.775203][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.775316][ T32] r10:61c88647 r9:85740000 r8:85605f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.775347][ T32] r4:85605f00 [ 1343.775374][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.775431][ T32] r10:00000000 r9:85605f00 r8:8027ed34 r7:ec715e60 r6:85625880 r5:85740000 [ 1343.775455][ T32] r4:00000001 [ 1343.775476][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.775510][ T32] Exception stack(0xec71dfb0 to 0xec71dff8) [ 1343.775577][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.775609][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.775636][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.775714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.775741][ T32] r4:8558b7c0 [ 1343.776063][ T32] INFO: task kworker/1:834:5813 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.776098][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.776172][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.776242][ T32] Call trace: [ 1343.776317][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.776369][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.776405][ T32] r4:00000000 [ 1343.776459][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.776524][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.776571][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.776611][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.776634][ T32] 9d60: 800e0013 ffffffff [ 1343.776657][ T32] r5:800e0013 r4:80239bd0 [ 1343.776676][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.776716][ T32] r4:82ac11e4 [ 1343.776735][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.776794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.776820][ T32] r4:e06a9dc0 [ 1343.776839][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.776896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.776921][ T32] r4:00000000 [ 1343.776962][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.777019][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.777049][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.777090][ T32] r5:00001000 r4:dfb77000 [ 1343.777109][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.777167][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.777212][ T32] r5:8501a38c r4:8501a000 [ 1343.777233][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.777277][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.777297][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.777341][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.777362][ T32] r4:85093380 [ 1343.777381][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.777452][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.777477][ T32] r4:00000001 [ 1343.777518][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.777560][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.777586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.777614][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.777641][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.777668][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.777711][ T32] r4:8508f600 [ 1343.777734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.777760][ T32] INFO: task kworker/1:835:5814 blocked for more than 470 seconds. [ 1343.777786][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.777838][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.777884][ T32] task:kworker/1:835 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.777954][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.778038][ T32] Call trace: [ 1343.778095][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.778165][ T32] r10:82918644 r9:ec729d84 r8:00000002 r7:60000013 r6:ec729d8c r5:85746000 [ 1343.778213][ T32] r4:85746000 [ 1343.778235][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.778297][ T32] r5:85746000 r4:82918640 [ 1343.778320][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.778359][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.778405][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec729e08 [ 1343.778426][ T32] r4:00000000 [ 1343.778458][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.778499][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.778582][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.778650][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558bac0 [ 1343.778676][ T32] r4:00000000 [ 1343.778695][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.778760][ T32] r9:83018205 r8:85746000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1343.778805][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.778858][ T32] r5:00001000 r4:ec71f000 [ 1343.778880][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.778919][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.778960][ T32] r5:857bd78c r4:857bd400 [ 1343.778979][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.779021][ T32] r7:ddde2d40 r6:83018200 r5:857bd78c r4:85605f80 [ 1343.779040][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.779084][ T32] r10:61c88647 r9:85746000 r8:85605fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.779106][ T32] r4:85605f80 [ 1343.779148][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.779195][ T32] r10:00000000 r9:85605f80 r8:8027ed34 r7:ec715e60 r6:85625900 r5:85746000 [ 1343.779217][ T32] r4:00000001 [ 1343.779256][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.779295][ T32] Exception stack(0xec729fb0 to 0xec729ff8) [ 1343.779343][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.779395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.779447][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.779500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.779524][ T32] r4:8558bc00 [ 1343.792149][ T32] INFO: task kworker/1:835:5814 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.792235][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.792331][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.792415][ T32] Call trace: [ 1343.792450][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.792505][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.792582][ T32] r4:00000000 [ 1343.792628][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.792696][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.792749][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.792803][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.792839][ T32] 9d60: 800e0013 ffffffff [ 1343.792866][ T32] r5:800e0013 r4:80239bd0 [ 1343.792886][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.792950][ T32] r4:82ac11e4 [ 1343.792974][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.793038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.793085][ T32] r4:e06a9dc0 [ 1343.793108][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.793172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.793197][ T32] r4:00000000 [ 1343.793226][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.793274][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.793296][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.793338][ T32] r5:00001000 r4:dfb77000 [ 1343.793380][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.793445][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.793491][ T32] r5:8501a38c r4:8501a000 [ 1343.793556][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.793607][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.793628][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.793688][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.793712][ T32] r4:85093380 [ 1343.793731][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.793775][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.793820][ T32] r4:00000001 [ 1343.793843][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.793879][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.793905][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.793955][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.793985][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.794034][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.794122][ T32] r4:8508f600 [ 1343.794146][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.794277][ T32] INFO: task kworker/1:836:5816 blocked for more than 470 seconds. [ 1343.794313][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.794337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.794358][ T32] task:kworker/1:836 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.794401][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.794441][ T32] Call trace: [ 1343.794497][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.794568][ T32] r10:82918644 r9:ec735d84 r8:00000002 r7:60000013 r6:ec735d8c r5:847f0000 [ 1343.794616][ T32] r4:847f0000 [ 1343.794639][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.794681][ T32] r5:847f0000 r4:82918640 [ 1343.794701][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.794757][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.794806][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec735e08 [ 1343.794828][ T32] r4:00000000 [ 1343.794847][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.794906][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.794967][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.795024][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558bc40 [ 1343.795072][ T32] r4:00000000 [ 1343.795093][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.795137][ T32] r9:83018205 r8:847f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [ 1343.795157][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.795199][ T32] r5:00001000 r4:ec725000 [ 1343.795240][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.795283][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.795325][ T32] r5:857bdb8c r4:857bd800 [ 1343.795362][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.795421][ T32] r7:ddde2d40 r6:83018200 r5:857bdb8c r4:85605080 [ 1343.795464][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.795512][ T32] r10:61c88647 r9:847f0000 r8:856050ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.795538][ T32] r4:85605080 [ 1343.795558][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.795600][ T32] r10:00000000 r9:85605080 r8:8027ed34 r7:ec715e60 r6:85625980 r5:847f0000 [ 1343.795621][ T32] r4:00000001 [ 1343.795678][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.795719][ T32] Exception stack(0xec735fb0 to 0xec735ff8) [ 1343.795775][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.795809][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.795836][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.795863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.795913][ T32] r4:8558b900 [ 1343.796318][ T32] INFO: task kworker/1:836:5816 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.796350][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.796430][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.796496][ T32] Call trace: [ 1343.796534][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.796604][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.796630][ T32] r4:00000000 [ 1343.796670][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.796713][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.796742][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.796780][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.796815][ T32] 9d60: 800e0013 ffffffff [ 1343.796849][ T32] r5:800e0013 r4:80239bd0 [ 1343.796871][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.796937][ T32] r4:82ac11e4 [ 1343.796959][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.797031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.797056][ T32] r4:e06a9dc0 [ 1343.797075][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.797117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.797158][ T32] r4:00000000 [ 1343.797180][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.797225][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.797256][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.797300][ T32] r5:00001000 r4:dfb77000 [ 1343.797351][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.797393][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.797435][ T32] r5:8501a38c r4:8501a000 [ 1343.797470][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.797518][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.797554][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.797603][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.797648][ T32] r4:85093380 [ 1343.797669][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.797714][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.797785][ T32] r4:00000001 [ 1343.797817][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.797854][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.797880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.797908][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.797966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.798022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.798049][ T32] r4:8508f600 [ 1343.798069][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.798094][ T32] INFO: task kworker/1:837:5818 blocked for more than 470 seconds. [ 1343.798152][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.798225][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.798248][ T32] task:kworker/1:837 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.798318][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.798385][ T32] Call trace: [ 1343.798428][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.798484][ T32] r10:82918644 r9:ec745d84 r8:00000002 r7:60000013 r6:ec745d8c r5:847f1800 [ 1343.798509][ T32] r4:847f1800 [ 1343.798532][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.798584][ T32] r5:847f1800 r4:82918640 [ 1343.798607][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.798646][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.798711][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec745e08 [ 1343.798782][ T32] r4:00000000 [ 1343.798803][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.798841][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.798876][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.798941][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558bd00 [ 1343.798966][ T32] r4:00000000 [ 1343.798984][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.799028][ T32] r9:83018205 r8:847f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [ 1343.799050][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.799104][ T32] r5:00001000 r4:ec73b000 [ 1343.799126][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.799164][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.799213][ T32] r5:857bdf8c r4:857bdc00 [ 1343.799258][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.799305][ T32] r7:ddde2d40 r6:83018200 r5:857bdf8c r4:8578a000 [ 1343.799347][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.799416][ T32] r10:61c88647 r9:847f1800 r8:8578a02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.799440][ T32] r4:8578a000 [ 1343.799459][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.799504][ T32] r10:00000000 r9:8578a000 r8:8027ed34 r7:ec715e60 r6:85625a00 r5:847f1800 [ 1343.799525][ T32] r4:00000001 [ 1343.799549][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.799614][ T32] Exception stack(0xec745fb0 to 0xec745ff8) [ 1343.799643][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.799711][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.799741][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.799769][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.799811][ T32] r4:8558bb80 [ 1343.811175][ T32] INFO: task kworker/1:837:5818 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.811306][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.811380][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.811460][ T32] Call trace: [ 1343.811559][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.811619][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.811644][ T32] r4:00000000 [ 1343.811700][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.811744][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.811808][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.811841][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.811864][ T32] 9d60: 800e0013 ffffffff [ 1343.811886][ T32] r5:800e0013 r4:80239bd0 [ 1343.811928][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.811974][ T32] r4:82ac11e4 [ 1343.811994][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.812066][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.812092][ T32] r4:e06a9dc0 [ 1343.812112][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.812154][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.812175][ T32] r4:00000000 [ 1343.812194][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.812238][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.812260][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.812324][ T32] r5:00001000 r4:dfb77000 [ 1343.812347][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.812388][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.812429][ T32] r5:8501a38c r4:8501a000 [ 1343.812448][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.812521][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.812549][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.812604][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.812629][ T32] r4:85093380 [ 1343.812660][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.812708][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.812751][ T32] r4:00000001 [ 1343.812773][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.812808][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.812857][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.812888][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.812937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.812989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.813014][ T32] r4:8508f600 [ 1343.813057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.813097][ T32] INFO: task kworker/1:838:5820 blocked for more than 470 seconds. [ 1343.813147][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.813175][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.813213][ T32] task:kworker/1:838 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.813261][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.813327][ T32] Call trace: [ 1343.813360][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.813414][ T32] r10:82918644 r9:ec751d84 r8:00000002 r7:60000013 r6:ec751d8c r5:847f0c00 [ 1343.813440][ T32] r4:847f0c00 [ 1343.813482][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.813550][ T32] r5:847f0c00 r4:82918640 [ 1343.813574][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.813617][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.813661][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec751e08 [ 1343.813704][ T32] r4:00000000 [ 1343.813726][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.813763][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.813799][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.813861][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558be40 [ 1343.813892][ T32] r4:00000000 [ 1343.813919][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.813966][ T32] r9:83018205 r8:847f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1343.813987][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.814048][ T32] r5:00001000 r4:ec741000 [ 1343.814090][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.814132][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.814173][ T32] r5:857be38c r4:857be000 [ 1343.814201][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.814247][ T32] r7:ddde2d40 r6:83018200 r5:857be38c r4:8578a080 [ 1343.814269][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.814335][ T32] r10:61c88647 r9:847f0c00 r8:8578a0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.814360][ T32] r4:8578a080 [ 1343.814379][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.814422][ T32] r10:00000000 r9:8578a080 r8:8027ed34 r7:ec715e60 r6:85625a80 r5:847f0c00 [ 1343.814466][ T32] r4:00000001 [ 1343.814508][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.814550][ T32] Exception stack(0xec751fb0 to 0xec751ff8) [ 1343.814576][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.814604][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.814630][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.814659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.814680][ T32] r4:8558bd40 [ 1343.814953][ T32] INFO: task kworker/1:838:5820 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.815005][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.815107][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.815156][ T32] Call trace: [ 1343.815232][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.815283][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.815305][ T32] r4:00000000 [ 1343.815324][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.815382][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.815424][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.815480][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.815507][ T32] 9d60: 800e0013 ffffffff [ 1343.815557][ T32] r5:800e0013 r4:80239bd0 [ 1343.815581][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.815715][ T32] r4:82ac11e4 [ 1343.815748][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.815825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.815850][ T32] r4:e06a9dc0 [ 1343.815869][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.815910][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.815957][ T32] r4:00000000 [ 1343.815980][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.816026][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.816101][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.816148][ T32] r5:00001000 r4:dfb77000 [ 1343.816167][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.816226][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.816271][ T32] r5:8501a38c r4:8501a000 [ 1343.816416][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.816464][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.816530][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.816580][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.816602][ T32] r4:85093380 [ 1343.816643][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.816692][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.816724][ T32] r4:00000001 [ 1343.816755][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.816804][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.816852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.816910][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.816948][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.816976][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.817019][ T32] r4:8508f600 [ 1343.817042][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.817091][ T32] INFO: task kworker/1:839:5823 blocked for more than 470 seconds. [ 1343.817132][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.817193][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.817232][ T32] task:kworker/1:839 state:D stack:0 pid:5823 tgid:5823 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.817317][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.817744][ T32] Call trace: [ 1343.817780][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.817824][ T32] r10:82918644 r9:ec769d84 r8:00000002 r7:60000113 r6:ec769d8c r5:847f2400 [ 1343.817888][ T32] r4:847f2400 [ 1343.817910][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.817979][ T32] r5:847f2400 r4:82918640 [ 1343.818028][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.818091][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.818141][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec769e08 [ 1343.818163][ T32] r4:00000000 [ 1343.818181][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.818242][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.818281][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.818321][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717a40 [ 1343.818341][ T32] r4:00000000 [ 1343.818359][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.818401][ T32] r9:83018205 r8:847f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [ 1343.818421][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.818475][ T32] r5:00001000 r4:ec757000 [ 1343.818521][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.818590][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.818635][ T32] r5:857be78c r4:857be400 [ 1343.818655][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.818697][ T32] r7:ddde2d40 r6:83018200 r5:857be78c r4:8578a100 [ 1343.818717][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.818792][ T32] r10:61c88647 r9:847f2400 r8:8578a12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.818839][ T32] r4:8578a100 [ 1343.818861][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.818929][ T32] r10:00000000 r9:8578a100 r8:8027ed34 r7:ec715e60 r6:85625b00 r5:847f2400 [ 1343.818954][ T32] r4:00000001 [ 1343.818972][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.819007][ T32] Exception stack(0xec769fb0 to 0xec769ff8) [ 1343.819032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.819059][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.819094][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.819149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.819173][ T32] r4:8558b3c0 [ 1343.819441][ T32] INFO: task kworker/1:839:5823 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.819473][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.819583][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.819704][ T32] Call trace: [ 1343.819760][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.819841][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.838270][ T32] r4:00000000 [ 1343.838303][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.838384][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.838444][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.838478][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.838501][ T32] 9d60: 800e0013 ffffffff [ 1343.838525][ T32] r5:800e0013 r4:80239bd0 [ 1343.838550][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.838617][ T32] r4:82ac11e4 [ 1343.838641][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.838717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.838746][ T32] r4:e06a9dc0 [ 1343.838782][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.838828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.838873][ T32] r4:00000000 [ 1343.838897][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.838976][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.839001][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.839066][ T32] r5:00001000 r4:dfb77000 [ 1343.839089][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.839129][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.839170][ T32] r5:8501a38c r4:8501a000 [ 1343.839200][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.839256][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.839277][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.839331][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.839356][ T32] r4:85093380 [ 1343.839374][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.839450][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.839476][ T32] r4:00000001 [ 1343.839495][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.839534][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.839561][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.839588][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.839635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.839711][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.839737][ T32] r4:8508f600 [ 1343.839759][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.839811][ T32] INFO: task kworker/1:840:5825 blocked for more than 470 seconds. [ 1343.845503][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.845574][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.845601][ T32] task:kworker/1:840 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.845658][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.845737][ T32] Call trace: [ 1343.845805][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.845861][ T32] r10:82918644 r9:ec771d84 r8:00000002 r7:60000113 r6:ec771d8c r5:847f3000 [ 1343.845887][ T32] r4:847f3000 [ 1343.845906][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.845971][ T32] r5:847f3000 r4:82918640 [ 1343.845995][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.846035][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.846079][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec771e08 [ 1343.846123][ T32] r4:00000000 [ 1343.846146][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.846185][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.846224][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.846286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790000 [ 1343.846324][ T32] r4:00000000 [ 1343.846360][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.846409][ T32] r9:83018205 r8:847f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1343.846431][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.846493][ T32] r5:00001000 r4:ec773000 [ 1343.846516][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.846581][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.846627][ T32] r5:857bef8c r4:857bec00 [ 1343.846668][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.846718][ T32] r7:ddde2d40 r6:83018200 r5:857bef8c r4:8578a180 [ 1343.846739][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.846783][ T32] r10:61c88647 r9:847f3000 r8:8578a1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.846805][ T32] r4:8578a180 [ 1343.846845][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.846893][ T32] r10:00000000 r9:8578a180 r8:8027ed34 r7:ec715e60 r6:85625b80 r5:847f3000 [ 1343.846915][ T32] r4:00000001 [ 1343.846933][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.846968][ T32] Exception stack(0xec771fb0 to 0xec771ff8) [ 1343.846994][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.847022][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.847069][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.847100][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.847122][ T32] r4:8558bfc0 [ 1343.847587][ T32] INFO: task kworker/1:840:5825 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.847624][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.847763][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.847836][ T32] Call trace: [ 1343.847910][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.847962][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.847985][ T32] r4:00000000 [ 1343.848032][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.848073][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.848102][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.848131][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.848153][ T32] 9d60: 800e0013 ffffffff [ 1343.848175][ T32] r5:800e0013 r4:80239bd0 [ 1343.848195][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.848233][ T32] r4:82ac11e4 [ 1343.848253][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.848315][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.848341][ T32] r4:e06a9dc0 [ 1343.848359][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.848402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.848424][ T32] r4:00000000 [ 1343.848442][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.848487][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.848509][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.848555][ T32] r5:00001000 r4:dfb77000 [ 1343.848575][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.848612][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.848662][ T32] r5:8501a38c r4:8501a000 [ 1343.848685][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.848730][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.848749][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.848792][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.848813][ T32] r4:85093380 [ 1343.848831][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.848875][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.848896][ T32] r4:00000001 [ 1343.848939][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.848977][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.849032][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.849082][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.849132][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.849162][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.849184][ T32] r4:8508f600 [ 1343.849204][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.849230][ T32] INFO: task kworker/1:841:5827 blocked for more than 470 seconds. [ 1343.849280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.849327][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.849370][ T32] task:kworker/1:841 state:D stack:0 pid:5827 tgid:5827 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.849419][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.849504][ T32] Call trace: [ 1343.849595][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.849644][ T32] r10:82918644 r9:ec79dd84 r8:00000002 r7:60000013 r6:ec79dd8c r5:847f5400 [ 1343.849665][ T32] r4:847f5400 [ 1343.849683][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.849723][ T32] r5:847f5400 r4:82918640 [ 1343.849741][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.849788][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.849894][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 [ 1343.855902][ T32] r4:00000000 [ 1343.855933][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.856020][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.856065][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.856108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790480 [ 1343.856130][ T32] r4:00000000 [ 1343.856149][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.856195][ T32] r9:83018205 r8:847f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [ 1343.856218][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.856263][ T32] r5:00001000 r4:ec7b5000 [ 1343.856283][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.856322][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.856385][ T32] r5:857bfb8c r4:857bf800 [ 1343.856430][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.856481][ T32] r7:ddde2d40 r6:83018200 r5:857bfb8c r4:8578a200 [ 1343.856502][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.856551][ T32] r10:61c88647 r9:847f5400 r8:8578a22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.856583][ T32] r4:8578a200 [ 1343.856607][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.856652][ T32] r10:00000000 r9:8578a200 r8:8027ed34 r7:ec771e60 r6:85625c00 r5:847f5400 [ 1343.856673][ T32] r4:00000001 [ 1343.856691][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.856727][ T32] Exception stack(0xec79dfb0 to 0xec79dff8) [ 1343.856754][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.856805][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.856835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.856863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.856884][ T32] r4:85790280 [ 1343.857276][ T32] INFO: task kworker/1:841:5827 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.857330][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.857397][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.857445][ T32] Call trace: [ 1343.857514][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.857581][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.857608][ T32] r4:00000000 [ 1343.857628][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.857698][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.857733][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.857763][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.857786][ T32] 9d60: 800e0013 ffffffff [ 1343.857808][ T32] r5:800e0013 r4:80239bd0 [ 1343.857827][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.857866][ T32] r4:82ac11e4 [ 1343.857885][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.857927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.857948][ T32] r4:e06a9dc0 [ 1343.858015][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.858070][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.858117][ T32] r4:00000000 [ 1343.858139][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.858208][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.858232][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.858275][ T32] r5:00001000 r4:dfb77000 [ 1343.858294][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.858332][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.858372][ T32] r5:8501a38c r4:8501a000 [ 1343.858423][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.858473][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.858517][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.858576][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.858627][ T32] r4:85093380 [ 1343.858659][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.858706][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.858728][ T32] r4:00000001 [ 1343.858769][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.858806][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.858832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.858860][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.858887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.858943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.858968][ T32] r4:8508f600 [ 1343.859029][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.859058][ T32] INFO: task kworker/1:842:5828 blocked for more than 470 seconds. [ 1343.859114][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.859162][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.859186][ T32] task:kworker/1:842 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.859251][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.859296][ T32] Call trace: [ 1343.859351][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.859413][ T32] r10:82918644 r9:ec7a1d84 r8:00000002 r7:60000113 r6:ec7a1d8c r5:847f6000 [ 1343.859460][ T32] r4:847f6000 [ 1343.859482][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.859523][ T32] r5:847f6000 r4:82918640 [ 1343.859572][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.859625][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.859690][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a1e08 [ 1343.859736][ T32] r4:00000000 [ 1343.859779][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.859860][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.865586][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.865654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790140 [ 1343.865679][ T32] r4:00000000 [ 1343.865710][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.865761][ T32] r9:83018205 r8:847f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1343.865784][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.865828][ T32] r5:00001000 r4:ec779000 [ 1343.865876][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.865952][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.865999][ T32] r5:857bf38c r4:857bf000 [ 1343.866049][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.866098][ T32] r7:ddde2d40 r6:83018200 r5:857bf38c r4:8578a280 [ 1343.866140][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.866189][ T32] r10:61c88647 r9:847f6000 r8:8578a2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.866212][ T32] r4:8578a280 [ 1343.866231][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.866273][ T32] r10:00000000 r9:8578a280 r8:8027ed34 r7:ec79de60 r6:85625c80 r5:847f6000 [ 1343.866321][ T32] r4:00000001 [ 1343.866344][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.866401][ T32] Exception stack(0xec7a1fb0 to 0xec7a1ff8) [ 1343.866456][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.866487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.866513][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.866563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.866590][ T32] r4:85790280 [ 1343.866998][ T32] INFO: task kworker/1:842:5828 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.867033][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.867094][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.867154][ T32] Call trace: [ 1343.867187][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.867238][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.867282][ T32] r4:00000000 [ 1343.867326][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.867388][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.867421][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.867450][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.867473][ T32] 9d60: 800e0013 ffffffff [ 1343.867517][ T32] r5:800e0013 r4:80239bd0 [ 1343.867548][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.867590][ T32] r4:82ac11e4 [ 1343.867609][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.867650][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.867702][ T32] r4:e06a9dc0 [ 1343.867731][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.867773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.867794][ T32] r4:00000000 [ 1343.867813][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.867856][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.867876][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.867916][ T32] r5:00001000 r4:dfb77000 [ 1343.867935][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.867972][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.868042][ T32] r5:8501a38c r4:8501a000 [ 1343.868074][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.868149][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.868174][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.868218][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.868249][ T32] r4:85093380 [ 1343.868271][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.868333][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.868358][ T32] r4:00000001 [ 1343.868386][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.868424][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.868452][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.868511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.868544][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.868595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.868620][ T32] r4:8508f600 [ 1343.868649][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.868701][ T32] INFO: task kworker/1:843:5830 blocked for more than 470 seconds. [ 1343.868757][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.868785][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.868806][ T32] task:kworker/1:843 state:D stack:0 pid:5830 tgid:5830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.868850][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.868941][ T32] Call trace: [ 1343.868995][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.869074][ T32] r10:82918644 r9:ec7b9d84 r8:00000002 r7:60000113 r6:ec7b9d8c r5:847f3c00 [ 1343.869101][ T32] r4:847f3c00 [ 1343.869120][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.869182][ T32] r5:847f3c00 r4:82918640 [ 1343.869213][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.869266][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.869314][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b9e08 [ 1343.869344][ T32] r4:00000000 [ 1343.869366][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.869427][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.869484][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.869526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790300 [ 1343.869554][ T32] r4:00000000 [ 1343.869572][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.869615][ T32] r9:83018205 r8:847f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [ 1343.869658][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.869723][ T32] r5:00001000 r4:ec7a3000 [ 1343.869746][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.869785][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.869888][ T32] r5:857bf78c r4:857bf400 [ 1343.882572][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.882660][ T32] r7:ddde2d40 r6:83018200 r5:857bf78c r4:8578a300 [ 1343.882714][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.882766][ T32] r10:61c88647 r9:847f3c00 r8:8578a32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.882810][ T32] r4:8578a300 [ 1343.882834][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.882881][ T32] r10:00000000 r9:8578a300 r8:8027ed34 r7:ec79de60 r6:85625d00 r5:847f3c00 [ 1343.882903][ T32] r4:00000001 [ 1343.882923][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.882958][ T32] Exception stack(0xec7b9fb0 to 0xec7b9ff8) [ 1343.883008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.883064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.883093][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.883143][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.883169][ T32] r4:85790100 [ 1343.883571][ T32] INFO: task kworker/1:843:5830 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.883628][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.883756][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.883807][ T32] Call trace: [ 1343.883839][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.883900][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.883926][ T32] r4:00000000 [ 1343.883945][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.884004][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.884080][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.884112][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.884136][ T32] 9d60: 800e0013 ffffffff [ 1343.884520][ T32] r5:800e0013 r4:80239bd0 [ 1343.884549][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.884592][ T32] r4:82ac11e4 [ 1343.884611][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.884651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.884700][ T32] r4:e06a9dc0 [ 1343.884790][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.884835][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.884881][ T32] r4:00000000 [ 1343.884903][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.884972][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.885041][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.885195][ T32] r5:00001000 r4:dfb77000 [ 1343.885225][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.885286][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.885337][ T32] r5:8501a38c r4:8501a000 [ 1343.885681][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.885751][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.885775][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.885832][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.885907][ T32] r4:85093380 [ 1343.885929][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.885997][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.886023][ T32] r4:00000001 [ 1343.886042][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.886224][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.886254][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.886281][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.886328][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.886359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.886381][ T32] r4:8508f600 [ 1343.886401][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.886439][ T32] INFO: task kworker/1:844:5833 blocked for more than 470 seconds. [ 1343.886473][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.886519][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.886556][ T32] task:kworker/1:844 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.886608][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.886649][ T32] Call trace: [ 1343.886702][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.886747][ T32] r10:82918644 r9:ec7b1d84 r8:00000002 r7:60000013 r6:ec7b1d8c r5:847f6c00 [ 1343.886770][ T32] r4:847f6c00 [ 1343.886789][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.886836][ T32] r5:847f6c00 r4:82918640 [ 1343.886868][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.886908][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.886952][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 [ 1343.886973][ T32] r4:00000000 [ 1343.886992][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.887028][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.887125][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.887190][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790680 [ 1343.887236][ T32] r4:00000000 [ 1343.887280][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.887326][ T32] r9:83018205 r8:847f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [ 1343.887382][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.887427][ T32] r5:00001000 r4:ec7cb000 [ 1343.887455][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.887498][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.887543][ T32] r5:857bff8c r4:857bfc00 [ 1343.887562][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.887635][ T32] r7:ddde2d40 r6:83018200 r5:857bff8c r4:8578a380 [ 1343.887684][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.887753][ T32] r10:61c88647 r9:847f6c00 r8:8578a3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.887802][ T32] r4:8578a380 [ 1343.887832][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.887878][ T32] r10:00000000 r9:8578a380 r8:8027ed34 r7:ec79de60 r6:85625d80 r5:847f6c00 [ 1343.887900][ T32] r4:00000001 [ 1343.887918][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.887953][ T32] Exception stack(0xec7b1fb0 to 0xec7b1ff8) [ 1343.888003][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.888035][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.888083][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.888114][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.888152][ T32] r4:85790400 [ 1343.888431][ T32] INFO: task kworker/1:844:5833 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.888463][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.888546][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.888591][ T32] Call trace: [ 1343.888620][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.888667][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.888689][ T32] r4:00000000 [ 1343.888707][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.888743][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.888772][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.888800][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.888823][ T32] 9d60: 800e0013 ffffffff [ 1343.888845][ T32] r5:800e0013 r4:80239bd0 [ 1343.888864][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.888946][ T32] r4:82ac11e4 [ 1343.888970][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.889012][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.889034][ T32] r4:e06a9dc0 [ 1343.889054][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.889117][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.889143][ T32] r4:00000000 [ 1343.889162][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.889230][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.889254][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.889318][ T32] r5:00001000 r4:dfb77000 [ 1343.889340][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.889380][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.889460][ T32] r5:8501a38c r4:8501a000 [ 1343.889493][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.889559][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.889582][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.889680][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.889706][ T32] r4:85093380 [ 1343.889724][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.889768][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.889790][ T32] r4:00000001 [ 1343.889809][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.900209][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.900284][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.900317][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.900344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.900391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.900438][ T32] r4:8508f600 [ 1343.900464][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.900493][ T32] INFO: task kworker/0:506:5836 blocked for more than 470 seconds. [ 1343.900554][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.900588][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.900610][ T32] task:kworker/0:506 state:D stack:0 pid:5836 tgid:5836 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.900687][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.900743][ T32] Call trace: [ 1343.900774][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.900846][ T32] r10:82918644 r9:ec6f5d84 r8:00000002 r7:60000013 r6:ec6f5d8c r5:847f4800 [ 1343.900875][ T32] r4:847f4800 [ 1343.900895][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.900936][ T32] r5:847f4800 r4:82918640 [ 1343.900955][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.900994][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.901038][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 [ 1343.901104][ T32] r4:00000000 [ 1343.901126][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.901164][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.901204][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.901267][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4e40 [ 1343.901292][ T32] r4:00000000 [ 1343.901333][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.901383][ T32] r9:83018005 r8:847f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [ 1343.901405][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.901446][ T32] r5:00001000 r4:ec7f1000 [ 1343.901465][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.901503][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.901549][ T32] r5:851cbb8c r4:851cb800 [ 1343.901570][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.901640][ T32] r7:dddced40 r6:83018000 r5:851cbb8c r4:85625e00 [ 1343.901665][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.901710][ T32] r10:61c88647 r9:847f4800 r8:85625e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.901731][ T32] r4:85625e00 [ 1343.901750][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.901826][ T32] r10:00000000 r9:85625e00 r8:8027ed34 r7:eba81e60 r6:85625e80 r5:847f4800 [ 1343.901860][ T32] r4:00000001 [ 1343.901882][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.901917][ T32] Exception stack(0xec6f5fb0 to 0xec6f5ff8) [ 1343.901943][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.901971][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.901996][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.902023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.902069][ T32] r4:85626c80 [ 1343.902498][ T32] INFO: task kworker/0:506:5836 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.902538][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.902595][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.902640][ T32] Call trace: [ 1343.902669][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.902716][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.902738][ T32] r4:00000000 [ 1343.902756][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.902815][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.902849][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.902920][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.902956][ T32] 9d60: 800e0013 ffffffff [ 1343.903002][ T32] r5:800e0013 r4:80239bd0 [ 1343.903026][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.903066][ T32] r4:82ac11e4 [ 1343.903085][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.903147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.903182][ T32] r4:e06a9dc0 [ 1343.903209][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.903251][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.903272][ T32] r4:00000000 [ 1343.903301][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.903349][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.903370][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.903411][ T32] r5:00001000 r4:dfb77000 [ 1343.903431][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.903469][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.903519][ T32] r5:8501a38c r4:8501a000 [ 1343.903548][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.903595][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.903615][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.903660][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.903703][ T32] r4:85093380 [ 1343.903722][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.903766][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.903787][ T32] r4:00000001 [ 1343.903807][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.903861][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.903891][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.903940][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.903969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.904018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.904044][ T32] r4:8508f600 [ 1343.904064][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.904089][ T32] INFO: task kworker/0:507:5837 blocked for more than 470 seconds. [ 1343.904116][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.904160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.904185][ T32] task:kworker/0:507 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.904264][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.904308][ T32] Call trace: [ 1343.904362][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.904410][ T32] r10:82918644 r9:ec7e5d84 r8:00000002 r7:60000113 r6:ec7e5d8c r5:8577ec00 [ 1343.904431][ T32] r4:8577ec00 [ 1343.904471][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.904514][ T32] r5:8577ec00 r4:82918640 [ 1343.904552][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.904595][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.904640][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 [ 1343.904661][ T32] r4:00000000 [ 1343.904680][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.904717][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.904753][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.904793][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856265c0 [ 1343.904814][ T32] r4:00000000 [ 1343.904864][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.904921][ T32] r9:83018005 r8:8577ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [ 1343.904951][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.905033][ T32] r5:00001000 r4:ec7eb000 [ 1343.905076][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.905119][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.905159][ T32] r5:851cb78c r4:851cb400 [ 1343.905220][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.905268][ T32] r7:dddced40 r6:83018000 r5:851cb78c r4:85625f00 [ 1343.905289][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.905333][ T32] r10:61c88647 r9:8577ec00 r8:85625f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.905375][ T32] r4:85625f00 [ 1343.905438][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.905486][ T32] r10:00000000 r9:85625f00 r8:8027ed34 r7:ec6f5e60 r6:85625f80 r5:8577ec00 [ 1343.905517][ T32] r4:00000001 [ 1343.905543][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.905600][ T32] Exception stack(0xec7e5fb0 to 0xec7e5ff8) [ 1343.905629][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1343.905656][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.905726][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.905758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.905779][ T32] r4:85626c80 [ 1343.906064][ T32] INFO: task kworker/0:507:5837 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.906095][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.906148][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.906192][ T32] Call trace: [ 1343.906222][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.906291][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.906317][ T32] r4:00000000 [ 1343.906336][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.906373][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.906403][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.906440][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.906478][ T32] 9d60: 800e0013 ffffffff [ 1343.906526][ T32] r5:800e0013 r4:80239bd0 [ 1343.906577][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.906641][ T32] r4:82ac11e4 [ 1343.906685][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.906730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.906752][ T32] r4:e06a9dc0 [ 1343.906770][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.906810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.906832][ T32] r4:00000000 [ 1343.906851][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.906895][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.906916][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.906978][ T32] r5:00001000 r4:dfb77000 [ 1343.907022][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.907064][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.907124][ T32] r5:8501a38c r4:8501a000 [ 1343.907146][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.907192][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 4 printk messages dropped ** [ 1343.907375][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 2 printk messages dropped ** [ 1343.907477][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.907520][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.907556][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.907583][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.907633][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.907658][ T32] r4:8508f600 [ 1343.907722][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.907750][ T32] INFO: task kworker/1:845:5839 blocked for more than 470 seconds. [ 1343.907800][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.907826][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.907869][ T32] task:kworker/1:845 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.907926][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.907966][ T32] Call trace: [ 1343.908012][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.908058][ T32] r10:82918644 r9:ec7e9d84 r8:00000002 r7:60000013 r6:ec7e9d8c r5:85746c00 [ 1343.908107][ T32] r4:85746c00 [ 1343.908150][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.908193][ T32] r5:85746c00 r4:82918640 [ 1343.908237][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.908279][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.908331][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e9e08 [ 1343.908356][ T32] r4:00000000 [ 1343.908383][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.908441][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.908499][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.908556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790a00 [ 1343.908591][ T32] r4:00000000 [ 1343.908612][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.908677][ T32] r9:83018205 r8:85746c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [ 1343.908721][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.908768][ T32] r5:00001000 r4:ec81d000 [ 1343.908787][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.908824][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.908864][ T32] r5:857c0b8c r4:857c0800 [ 1343.908904][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.908952][ T32] r7:ddde2d40 r6:83018200 r5:857c0b8c r4:8578a400 [ 1343.908972][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.909037][ T32] r10:61c88647 r9:85746c00 r8:8578a42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.909063][ T32] r4:8578a400 [ 1343.909090][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.909136][ T32] r10:00000000 r9:8578a400 r8:8027ed34 r7:ec7b1e60 r6:85792000 r5:85746c00 ** 2 printk messages dropped ** [ 1343.909226][ T32] Exception stack(0xec7e9fb0 to 0xec7e9ff8) ** 6 printk messages dropped ** [ 1343.909749][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1343.932170][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1343.932349][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1343.932765][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1343.932930][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.933265][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1343.933463][ T32] r5:85878000 r4:82918640 [ 1343.933482][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1343.933627][ T32] r4:00000000 [ 1343.933659][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.933700][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.933735][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.933788][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790a40 [ 1343.933814][ T32] r4:00000000 [ 1343.933832][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.933876][ T32] r9:83018205 r8:85878000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [ 1343.933896][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.933936][ T32] r5:00001000 r4:ec805000 [ 1343.933969][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.934010][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.934050][ T32] r5:857c038c r4:857c0000 [ 1343.934092][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.934140][ T32] r7:ddde2d40 r6:83018200 r5:857c038c r4:8578a480 [ 1343.934161][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.934206][ T32] r10:61c88647 r9:85878000 r8:8578a4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.934227][ T32] r4:8578a480 [ 1343.934245][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.934309][ T32] r10:00000000 r9:8578a480 r8:8027ed34 r7:ec7e9e60 r6:85792080 r5:85878000 [ 1343.934334][ T32] r4:00000001 [ 1343.934360][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.934395][ T32] Exception stack(0xec6edfb0 to 0xec6edff8) [ 1343.934420][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1343.934467][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.934523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.934582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.934607][ T32] r4:85790400 [ 1343.935052][ T32] INFO: task kworker/1:846:5840 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.935085][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.935141][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.935186][ T32] Call trace: [ 1343.935267][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.935318][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.935341][ T32] r4:00000000 [ 1343.935360][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.935396][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.935425][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.935453][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1343.935498][ T32] 9d60: 800e0013 ffffffff [ 1343.935550][ T32] r5:800e0013 r4:80239bd0 [ 1343.935575][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1343.935615][ T32] r4:82ac11e4 [ 1343.935634][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1343.935697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1343.935721][ T32] r4:e06a9dc0 [ 1343.935764][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.935890][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1343.935916][ T32] r4:00000000 [ 1343.935935][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.936063][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1343.936111][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.936157][ T32] r5:00001000 r4:dfb77000 [ 1343.936176][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.936215][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.936255][ T32] r5:8501a38c r4:8501a000 [ 1343.936274][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.936318][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.936337][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.936381][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.936403][ T32] r4:85093380 [ 1343.936421][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.936465][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.936487][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1343.936668][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1343.936912][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1343.937304][ T32] r5:85878c00 r4:82918640 [ 1343.937323][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1343.937433][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f5e08 ** 8 printk messages dropped ** [ 1343.937741][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.938053][ T32] r10:61c88647 r9:85878c00 r8:8579212c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1343.938361][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1343.939099][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1343.939262][ T32] r5:800e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1343.939466][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.939765][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1343.952146][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1343.952471][ T32] INFO: task kworker/0:509:5845 blocked for more than 470 seconds. ** 7 printk messages dropped ** [ 1343.952781][ T32] r4:85879800 ** 1 printk messages dropped ** [ 1343.952840][ T32] r5:85879800 r4:82918640 ** 1 printk messages dropped ** [ 1343.952914][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1343.953331][ T32] r9:83018005 r8:85879800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 ** 6 printk messages dropped ** [ 1343.953599][ T32] r7:dddced40 r6:83018000 r5:849b778c r4:85792200 ** 9 printk messages dropped ** [ 1343.953876][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1343.954622][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1343.955053][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1343.955273][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1343.955388][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.955429][ T32] r5:8501a38c r4:8501a000 [ 1343.955449][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.955493][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1343.955537][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.955586][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.955617][ T32] r4:85093380 [ 1343.955639][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.955704][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1343.955738][ T32] r4:00000001 [ 1343.955760][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.955796][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.955843][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.955883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.955921][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.955952][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.955974][ T32] r4:8508f600 [ 1343.955994][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.956040][ T32] INFO: task kworker/0:510:5846 blocked for more than 470 seconds. [ 1343.956080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.956107][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.956127][ T32] task:kworker/0:510 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.956192][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.956267][ T32] Call trace: [ 1343.956298][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.956343][ T32] r10:82918644 r9:ec811d84 r8:00000002 r7:60000113 r6:ec811d8c r5:8587a400 [ 1343.956364][ T32] r4:8587a400 [ 1343.956412][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.956455][ T32] r5:8587a400 r4:82918640 [ 1343.956507][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.956553][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.956598][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 [ 1343.956620][ T32] r4:00000000 [ 1343.956658][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.956700][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.956735][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.956774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6a40 [ 1343.956795][ T32] r4:00000000 [ 1343.956813][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.956855][ T32] r9:83018005 r8:8587a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [ 1343.956885][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.956929][ T32] r5:00001000 r4:ebb91000 [ 1343.956948][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.956996][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.957063][ T32] r5:8584db8c r4:8584d800 [ 1343.957085][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.957129][ T32] r7:dddced40 r6:83018000 r5:8584db8c r4:85792300 [ 1343.957149][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.957192][ T32] r10:61c88647 r9:8587a400 r8:8579232c r7:82804d40 r6:dddced40 r5:dddced60 [ 1343.957222][ T32] r4:85792300 [ 1343.957244][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.957296][ T32] r10:00000000 r9:85792300 r8:8027ed34 r7:ec7fde60 r6:85792380 r5:8587a400 [ 1343.957342][ T32] r4:00000001 [ 1343.957363][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.957420][ T32] Exception stack(0xec811fb0 to 0xec811ff8) [ 1343.957469][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.957500][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.957531][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.957581][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1343.958155][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 20 printk messages dropped ** [ 1343.958927][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1343.959307][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1343.959332][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.959381][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.959420][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.959496][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.959520][ T32] r4:8508f600 [ 1343.959563][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.959591][ T32] INFO: task kworker/1:847:5849 blocked for more than 470 seconds. [ 1343.959618][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.959641][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.959702][ T32] task:kworker/1:847 state:D stack:0 pid:5849 tgid:5849 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1343.970720][ T32] r5:8587c800 r4:82918640 ** 2 printk messages dropped ** [ 1343.970842][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 ** 8 printk messages dropped ** [ 1343.971198][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1343.971581][ T32] r10:61c88647 r9:8587c800 r8:8578a52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1343.971878][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1343.972738][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1343.972952][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1343.973145][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1343.973312][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1343.973699][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1343.973917][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1343.973945][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.973972][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.973999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.974021][ T32] r4:8508f600 [ 1343.974041][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1343.974077][ T32] INFO: task kworker/1:848:5851 blocked for more than 470 seconds. [ 1343.974113][ T32] Not tainted 6.15.0-syzkaller #0 [ 1343.974159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1343.974194][ T32] task:kworker/1:848 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.974242][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.974282][ T32] Call trace: [ 1343.974335][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1343.974383][ T32] r10:82918644 r9:ec83dd84 r8:00000002 r7:60000113 r6:ec83dd8c r5:8587bc00 [ 1343.974405][ T32] r4:8587bc00 [ 1343.974445][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1343.974488][ T32] r5:8587bc00 r4:82918640 [ 1343.974507][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.974551][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.974595][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec83de08 [ 1343.974616][ T32] r4:00000000 [ 1343.974634][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.974692][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.974732][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.974772][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790ac0 [ 1343.974794][ T32] r4:00000000 [ 1343.974833][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.974894][ T32] r9:83018205 r8:8587bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [ 1343.974931][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.974976][ T32] r5:00001000 r4:ec835000 ** 2 printk messages dropped ** [ 1343.975103][ T32] r5:857c138c r4:857c1000 ** 6 printk messages dropped ** [ 1343.975333][ T32] r10:00000000 r9:8578a580 r8:8027ed34 r7:ec7e9e60 r6:85792480 r5:8587bc00 ** 9 printk messages dropped ** [ 1343.975959][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1343.976606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 8 printk messages dropped ** [ 1343.976875][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1343.977263][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1343.977625][ T32] INFO: task kworker/1:849:5852 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1343.977970][ T32] r5:8587d400 r4:82918640 [ 1343.977996][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1343.978036][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1343.978079][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 [ 1343.978102][ T32] r4:00000000 [ 1343.978120][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1343.978165][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1343.978263][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1343.978349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790d40 [ 1343.978383][ T32] r4:00000000 [ 1343.978405][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1343.978452][ T32] r9:83018205 r8:8587d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [ 1343.978473][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1343.978551][ T32] r5:00001000 r4:ec82f000 [ 1343.978589][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1343.978658][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1343.978737][ T32] r5:857c0f8c r4:857c0c00 [ 1343.978763][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1343.978807][ T32] r7:ddde2d40 r6:83018200 r5:857c0f8c r4:8578a600 [ 1343.978853][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1343.978917][ T32] r10:61c88647 r9:8587d400 r8:8578a62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1343.978941][ T32] r4:8578a600 [ 1343.978959][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1343.979002][ T32] r10:00000000 r9:8578a600 r8:8027ed34 r7:ec83de60 r6:85792500 r5:8587d400 [ 1343.979024][ T32] r4:00000001 [ 1343.979042][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1343.979096][ T32] Exception stack(0xec841fb0 to 0xec841ff8) [ 1343.979138][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1343.979168][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1343.979194][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1343.979222][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1343.979243][ T32] r4:85790e80 [ 1343.979532][ T32] INFO: task kworker/1:849:5852 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1343.979587][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1343.979730][ T32] Workqueue: events bpf_prog_free_deferred [ 1343.999040][ T32] Call trace: [ 1343.999133][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1343.999208][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1343.999233][ T32] r4:00000000 [ 1343.999254][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1343.999294][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1343.999327][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1343.999356][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1343.999600][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1344.000243][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1344.000754][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1344.001045][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.001385][ T32] task:kworker/1:850 state:D stack:0 pid:5854 tgid:5854 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.001700][ T32] r5:8587b000 r4:82918640 [ 1344.001720][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1344.002006][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.002446][ T32] r5:857c238c r4:857c2000 ** 6 printk messages dropped ** [ 1344.002681][ T32] r10:00000000 r9:8578a680 r8:8027ed34 r7:ec83de60 r6:85792580 r5:8587b000 ** 8 printk messages dropped ** [ 1344.003435][ T32] INFO: task kworker/1:850:5854 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 1 printk messages dropped ** [ 1344.003588][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.003693][ T32] Call trace: [ 1344.003729][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.003778][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.003800][ T32] r4:00000000 [ 1344.003844][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.003885][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.003977][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.004010][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.004063][ T32] 9d60: 800e0013 ffffffff [ 1344.004088][ T32] r5:800e0013 r4:80239bd0 [ 1344.004108][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.004149][ T32] r4:82ac11e4 [ 1344.004169][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.004209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.004231][ T32] r4:e06a9dc0 [ 1344.004249][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.004311][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.004336][ T32] r4:00000000 [ 1344.004376][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.004441][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.004495][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1344.004828][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1344.005207][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1344.005498][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.005630][ T32] r5:848d0000 r4:82918640 [ 1344.005660][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1344.005928][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1344.006310][ T32] r7:ddde2d40 r6:83018200 r5:857c178c r4:8578a700 ** 7 printk messages dropped ** [ 1344.006595][ T32] Exception stack(0xec85dfb0 to 0xec85dff8) ** 6 printk messages dropped ** [ 1344.007086][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1344.007769][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1344.007930][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1344.008337][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1344.008504][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1344.008880][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.009026][ T32] r5:848d1800 r4:82918640 ** 5 printk messages dropped ** [ 1344.009236][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1344.009663][ T32] r7:ddde2d40 r6:83018200 r5:857c1b8c r4:8578a780 ** 8 printk messages dropped ** [ 1344.024695][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.025495][ T32] Call trace: ** 2 printk messages dropped ** [ 1344.025637][ T32] r4:00000000 [ 1344.025702][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.025746][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.025802][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.025835][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.025858][ T32] 9d60: 800e0013 ffffffff [ 1344.025880][ T32] r5:800e0013 r4:80239bd0 [ 1344.025900][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.025943][ T32] r4:82ac11e4 [ 1344.025983][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.026029][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.026052][ T32] r4:e06a9dc0 [ 1344.026072][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.026112][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.026159][ T32] r4:00000000 [ 1344.026203][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.026254][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.026298][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.026366][ T32] r5:00001000 r4:dfb77000 [ 1344.026389][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.026429][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.026501][ T32] r5:8501a38c r4:8501a000 [ 1344.026551][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.026602][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.026645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.026694][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.026736][ T32] r4:85093380 [ 1344.026758][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.026824][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.026850][ T32] r4:00000001 [ 1344.026869][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.026903][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.026929][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.026956][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.026983][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.027010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.027032][ T32] r4:8508f600 [ 1344.027052][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.027081][ T32] INFO: task kworker/1:853:5860 blocked for more than 470 seconds. [ 1344.027115][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.027160][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.027185][ T32] task:kworker/1:853 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.027230][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.027271][ T32] Call trace: [ 1344.027301][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.027348][ T32] r10:82918644 r9:ec899d84 r8:00000002 r7:60000013 r6:ec899d8c r5:848d0c00 [ 1344.027380][ T32] r4:848d0c00 [ 1344.027403][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.027464][ T32] r5:848d0c00 r4:82918640 [ 1344.027487][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.027531][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.027576][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 [ 1344.027598][ T32] r4:00000000 [ 1344.027645][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.027709][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.027745][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.027810][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857991c0 [ 1344.027858][ T32] r4:00000000 [ 1344.027880][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.027939][ T32] r9:83018205 r8:848d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [ 1344.027985][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.028034][ T32] r5:00001000 r4:ec873000 ** 3 printk messages dropped ** [ 1344.028212][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1344.028658][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1344.029302][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 12 printk messages dropped ** [ 1344.029917][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.038926][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1344.039170][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1344.039558][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.044656][ T32] r5:848d3000 r4:82918640 [ 1344.044677][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1344.044917][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.045285][ T32] r5:857c2f8c r4:857c2c00 ** 6 printk messages dropped ** [ 1344.045574][ T32] r10:00000000 r9:8578a880 r8:8027ed34 r7:ec855e60 r6:85792780 r5:848d3000 [ 1344.045599][ T32] r4:00000001 [ 1344.045618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.045654][ T32] Exception stack(0xebba5fb0 to 0xebba5ff8) [ 1344.045681][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.045710][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.045758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.045811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.045839][ T32] r4:857992c0 [ 1344.046307][ T32] INFO: task kworker/1:854:5863 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.046342][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.046571][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.046620][ T32] Call trace: [ 1344.046651][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.046741][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.046768][ T32] r4:00000000 [ 1344.046786][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.046825][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.046864][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.046895][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.046918][ T32] 9d60: 800e0013 ffffffff [ 1344.046962][ T32] r5:800e0013 r4:80239bd0 [ 1344.046985][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.047026][ T32] r4:82ac11e4 [ 1344.047045][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.047123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.047149][ T32] r4:e06a9dc0 [ 1344.047177][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.047231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.047260][ T32] r4:00000000 [ 1344.047279][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.047345][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.047393][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.047459][ T32] r5:00001000 r4:dfb77000 [ 1344.047481][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.047521][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.047589][ T32] r5:8501a38c r4:8501a000 [ 1344.047612][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.047659][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.047705][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.047781][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 4 printk messages dropped ** [ 1344.047977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1344.048359][ T32] task:kworker/1:855 state:D stack:0 pid:5865 tgid:5865 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.048610][ T32] r5:85736c00 r4:82918640 [ 1344.048629][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1344.048849][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.049209][ T32] r5:857c278c r4:857c2400 ** 4 printk messages dropped ** [ 1344.049394][ T32] r4:8578a900 ** 4 printk messages dropped ** [ 1344.049614][ T32] Exception stack(0xec889fb0 to 0xec889ff8) ** 5 printk messages dropped ** [ 1344.060704][ T32] INFO: task kworker/1:855:5865 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 14 printk messages dropped ** [ 1344.061410][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1344.061859][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1344.062510][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.062917][ T32] r5:85735400 r4:82918640 ** 1 printk messages dropped ** [ 1344.063016][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 11 printk messages dropped ** [ 1344.063512][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1344.063948][ T32] Exception stack(0xec809fb0 to 0xec809ff8) ** 5 printk messages dropped ** [ 1344.064381][ T32] INFO: task kworker/1:856:5867 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 5 printk messages dropped ** [ 1344.064641][ T32] r4:00000000 [ 1344.064660][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.064722][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.064754][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.064794][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.064840][ T32] 9d60: 800e0013 ffffffff [ 1344.064866][ T32] r5:800e0013 r4:80239bd0 [ 1344.064885][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.064925][ T32] r4:82ac11e4 [ 1344.064944][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.065005][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.065051][ T32] r4:e06a9dc0 [ 1344.065074][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.065116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.065147][ T32] r4:00000000 [ 1344.065182][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.065230][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.065282][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.065347][ T32] r5:00001000 r4:dfb77000 [ 1344.065391][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.065455][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.065511][ T32] r5:8501a38c r4:8501a000 [ 1344.065545][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.065627][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.065651][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.065706][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.065739][ T32] r4:85093380 [ 1344.065761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.065807][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.065829][ T32] r4:00000001 [ 1344.065868][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.065911][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.065938][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.065986][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.066018][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.066047][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.066069][ T32] r4:8508f600 [ 1344.066088][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.066133][ T32] INFO: task kworker/1:857:5869 blocked for more than 470 seconds. [ 1344.066164][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.066188][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.066208][ T32] task:kworker/1:857 state:D stack:0 pid:5869 tgid:5869 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.066263][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.066340][ T32] Call trace: [ 1344.066384][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.066461][ T32] r10:82918644 r9:ec815d84 r8:00000002 r7:60000013 r6:ec815d8c r5:85734800 [ 1344.066495][ T32] r4:85734800 [ 1344.066517][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.066562][ T32] r5:85734800 r4:82918640 [ 1344.066581][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.066620][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.066665][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 [ 1344.066708][ T32] r4:00000000 [ 1344.066730][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.066790][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.066830][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.066882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0040 [ 1344.066907][ T32] r4:00000000 [ 1344.066925][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.066977][ T32] r9:83018205 r8:85734800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1344.067022][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.067067][ T32] r5:00001000 r4:eb5db000 [ 1344.067099][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.067150][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.067194][ T32] r5:857cc38c r4:857cc000 [ 1344.067214][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 4 printk messages dropped ** [ 1344.067376][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1344.067974][ T32] INFO: task kworker/1:857:5869 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 13 printk messages dropped ** [ 1344.068595][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.068805][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.068988][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1344.069531][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.086694][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.086858][ T32] r5:85733c00 r4:82918640 ** 3 printk messages dropped ** [ 1344.087029][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.087157][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1344.087580][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.088072][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.088903][ T32] Call trace: [ 1344.088959][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.089007][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.089051][ T32] r4:00000000 [ 1344.089074][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.089122][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.089163][ T32] 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.089216][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.089263][ T32] 9d60: 800e0013 ffffffff [ 1344.089288][ T32] r5:800e0013 r4:80239bd0 [ 1344.089309][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.089350][ T32] r4:82ac11e4 [ 1344.089390][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.089456][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.089479][ T32] r4:e06a9dc0 [ 1344.089521][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.089590][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.089636][ T32] r4:00000000 [ 1344.089679][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.089737][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.089789][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.089916][ T32] r5:00001000 r4:dfb77000 [ 1344.200278][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.200373][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.200420][ T32] r5:8501a38c r4:8501a000 [ 1344.200454][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.200506][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.200527][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.200579][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.200601][ T32] r4:85093380 [ 1344.200620][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.200686][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.200734][ T32] r4:00000001 [ 1344.200779][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.200820][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.200852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.200882][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.200909][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.200937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.200959][ T32] r4:8508f600 [ 1344.200998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.201045][ T32] INFO: task kworker/1:859:5873 blocked for more than 470 seconds. [ 1344.201082][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.201106][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 1 printk messages dropped ** [ 1344.201208][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.201573][ T32] r5:85748000 r4:82918640 [ 1344.201614][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1344.201874][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.202251][ T32] r5:857c378c r4:857c3400 ** 5 printk messages dropped ** [ 1344.202492][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1344.203296][ T32] INFO: task kworker/1:859:5873 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 14 printk messages dropped ** [ 1344.203894][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 12 printk messages dropped ** [ 1344.204377][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1344.204830][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1344.205385][ T32] r5:85749800 r4:82918640 ** 1 printk messages dropped ** [ 1344.205447][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1344.205814][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1344.206221][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1344.206555][ T32] r4:85799cc0 ** 4 printk messages dropped ** [ 1344.207283][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1344.207831][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1344.208000][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 11 printk messages dropped ** [ 1344.208487][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1344.208950][ T32] INFO: task kworker/1:861:5877 blocked for more than 470 seconds. ** 5 printk messages dropped ** [ 1344.209261][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.209315][ T32] r10:82918644 r9:ebe01d84 r8:00000002 r7:60000113 r6:ebe01d8c r5:85748c00 [ 1344.209361][ T32] r4:85748c00 [ 1344.209391][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.209465][ T32] r5:85748c00 r4:82918640 [ 1344.209506][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.209556][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.209611][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe01e08 [ 1344.209636][ T32] r4:00000000 [ 1344.209673][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.209715][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.209753][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.209822][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790500 [ 1344.209903][ T32] r4:00000000 [ 1344.230425][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.230517][ T32] r9:83018205 r8:85748c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1344.230551][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.230627][ T32] r5:00001000 r4:eb541000 [ 1344.230653][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.230728][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.230774][ T32] r5:857c3f8c r4:857c3c00 [ 1344.230794][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.230857][ T32] r7:ddde2d40 r6:83018200 r5:857c3f8c r4:8578af00 [ 1344.230902][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.230953][ T32] r10:61c88647 r9:85748c00 r8:8578af2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.230995][ T32] r4:8578af00 [ 1344.231038][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.231108][ T32] r10:00000000 r9:8578af00 r8:8027ed34 r7:ec815e60 r6:85792800 r5:85748c00 [ 1344.231134][ T32] r4:00000001 [ 1344.231154][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.231199][ T32] Exception stack(0xebe01fb0 to 0xebe01ff8) [ 1344.231254][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.231285][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.231311][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.231338][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.231360][ T32] r4:85799c40 [ 1344.231843][ T32] INFO: task kworker/1:861:5877 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.231881][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.231995][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.232080][ T32] Call trace: [ 1344.232125][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.232178][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.232200][ T32] r4:00000000 [ 1344.232220][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.232258][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.232314][ T32] 9d20: 85336000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 2 printk messages dropped ** [ 1344.232409][ T32] r5:800e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1344.232685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1344.233056][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 2 printk messages dropped ** [ 1344.233141][ T32] r4:85093380 ** 3 printk messages dropped ** [ 1344.233258][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 4 printk messages dropped ** [ 1344.233415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1344.233853][ T32] r5:848d4800 r4:82918640 [ 1344.233890][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.234025][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1344.234233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0140 ** 9 printk messages dropped ** [ 1344.234596][ T32] r7:ddde2d40 r6:83018200 r5:857cc78c r4:8578af80 ** 8 printk messages dropped ** [ 1344.234911][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.235695][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1344.236188][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1344.236359][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1344.236853][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1344.237177][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.237392][ T32] task:kworker/1:863 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.237803][ T32] r5:848d2400 r4:82918640 [ 1344.237822][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.237877][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.237924][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 [ 1344.237948][ T32] r4:00000000 [ 1344.237966][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.238009][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.238046][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.238086][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0340 [ 1344.238107][ T32] r4:00000000 [ 1344.238148][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.238207][ T32] r9:83018205 r8:848d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1344.238237][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.238310][ T32] r5:00001000 r4:eb7a3000 [ 1344.238333][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.238371][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.238420][ T32] r5:857ccb8c r4:857cc800 [ 1344.238465][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.238511][ T32] r7:ddde2d40 r6:83018200 r5:857ccb8c r4:857a7000 [ 1344.238546][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.238616][ T32] r10:61c88647 r9:848d2400 r8:857a702c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.238641][ T32] r4:857a7000 [ 1344.238660][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.238703][ T32] r10:00000000 r9:857a7000 r8:8027ed34 r7:ec8b9e60 r6:85792900 r5:848d2400 [ 1344.238724][ T32] r4:00000001 [ 1344.238763][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.238800][ T32] Exception stack(0xec8c1fb0 to 0xec8c1ff8) [ 1344.238826][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.238853][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.238878][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.238905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.238956][ T32] r4:857a0280 [ 1344.239311][ T32] INFO: task kworker/1:863:5881 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.239366][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.239482][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.239534][ T32] Call trace: [ 1344.239574][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.239645][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.239706][ T32] r4:00000000 [ 1344.239756][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.239878][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.272369][ T32] 9d20: 85c8f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.272435][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.272461][ T32] 9d60: 800e0013 ffffffff [ 1344.272509][ T32] r5:800e0013 r4:80239bd0 [ 1344.272542][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.272608][ T32] r4:82ac11e4 [ 1344.272640][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.272717][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.272767][ T32] r4:e06a9dc0 [ 1344.272801][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.272853][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.272877][ T32] r4:00000000 [ 1344.272896][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.272966][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.272991][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.273056][ T32] r5:00001000 r4:dfb77000 [ 1344.273081][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.273142][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.273188][ T32] r5:8501a38c r4:8501a000 [ 1344.273208][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.273253][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.273299][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.273348][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.273416][ T32] r4:85093380 [ 1344.273440][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.273507][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.273549][ T32] r4:00000001 [ 1344.273571][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.273608][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.273634][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.273702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.273761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.273814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.273865][ T32] r4:8508f600 [ 1344.273914][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.273970][ T32] INFO: task kworker/1:864:5883 blocked for more than 470 seconds. [ 1344.274008][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.274064][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.274090][ T32] task:kworker/1:864 state:D stack:0 pid:5883 tgid:5883 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.274147][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.274210][ T32] Call trace: [ 1344.274263][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.274317][ T32] r10:82918644 r9:ec8c9d84 r8:00000002 r7:60000113 r6:ec8c9d8c r5:848d6c00 [ 1344.274339][ T32] r4:848d6c00 [ 1344.274358][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.274398][ T32] r5:848d6c00 r4:82918640 [ 1344.274427][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.274471][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.274517][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 [ 1344.274553][ T32] r4:00000000 [ 1344.274575][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.274615][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.274651][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.274691][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0840 ** 3 printk messages dropped ** [ 1344.274828][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1344.275252][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.275409][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1344.276429][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1344.276738][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1344.276947][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1344.277461][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1344.277691][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.277721][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.277756][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.277786][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.277807][ T32] r4:8508f600 [ 1344.277828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.277852][ T32] INFO: task kworker/1:865:5884 blocked for more than 470 seconds. [ 1344.277878][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.277900][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.277920][ T32] task:kworker/1:865 state:D stack:0 pid:5884 tgid:5884 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.277962][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.278031][ T32] Call trace: [ 1344.278061][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.278106][ T32] r10:82918644 r9:ec8b1d84 r8:00000002 r7:60000113 r6:ec8b1d8c r5:8574b000 [ 1344.278128][ T32] r4:8574b000 [ 1344.278146][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.278185][ T32] r5:8574b000 r4:82918640 [ 1344.278226][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.278281][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.278340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 [ 1344.278362][ T32] r4:00000000 [ 1344.278380][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.278427][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.278465][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.278505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0480 [ 1344.278551][ T32] r4:00000000 [ 1344.278574][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.278618][ T32] r9:83018205 r8:8574b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [ 1344.278660][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.278727][ T32] r5:00001000 r4:eb9a5000 [ 1344.278750][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.278805][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.278851][ T32] r5:857ccf8c r4:857ccc00 [ 1344.278871][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.278914][ T32] r7:ddde2d40 r6:83018200 r5:857ccf8c r4:857a7100 [ 1344.278934][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.278977][ T32] r10:61c88647 r9:8574b000 r8:857a712c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.278998][ T32] r4:857a7100 [ 1344.279016][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.279058][ T32] r10:00000000 r9:857a7100 r8:8027ed34 r7:ec8c9e60 r6:857a7180 r5:8574b000 [ 1344.279080][ T32] r4:00000001 [ 1344.279119][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.279157][ T32] Exception stack(0xec8b1fb0 to 0xec8b1ff8) [ 1344.279216][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.279811][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1344.290337][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1344.290875][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.291271][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1344.291608][ T32] INFO: task kworker/1:866:5887 blocked for more than 470 seconds. [ 1344.291641][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.291694][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.291734][ T32] task:kworker/1:866 state:D stack:0 pid:5887 tgid:5887 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.291787][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.291830][ T32] Call trace: [ 1344.291860][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.291909][ T32] r10:82918644 r9:ec8c5d84 r8:00000002 r7:60000113 r6:ec8c5d8c r5:8574bc00 [ 1344.291957][ T32] r4:8574bc00 [ 1344.291980][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.292032][ T32] r5:8574bc00 r4:82918640 [ 1344.292054][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.292096][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.292153][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 [ 1344.292210][ T32] r4:00000000 [ 1344.292233][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.292274][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.292333][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.292401][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0580 [ 1344.292427][ T32] r4:00000000 [ 1344.292463][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.292539][ T32] r9:83018205 r8:8574bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [ 1344.292590][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.292650][ T32] r5:00001000 r4:eb9cd000 [ 1344.292673][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.292712][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.292753][ T32] r5:857cd38c r4:857cd000 [ 1344.292772][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1344.293111][ T32] Exception stack(0xec8c5fb0 to 0xec8c5ff8) ** 6 printk messages dropped ** [ 1344.293741][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.294213][ T32] r5:800e0013 r4:80239bd0 [ 1344.294233][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.294273][ T32] r4:82ac11e4 [ 1344.294292][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.294362][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.294406][ T32] r4:e06a9dc0 [ 1344.294428][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.294469][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.294492][ T32] r4:00000000 [ 1344.294521][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.294594][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.294620][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.294662][ T32] r5:00001000 r4:dfb77000 [ 1344.294681][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.294719][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.294759][ T32] r5:8501a38c r4:8501a000 [ 1344.294779][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.294843][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.294887][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.294934][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.294956][ T32] r4:85093380 [ 1344.295013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.295062][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 3 printk messages dropped ** [ 1344.295236][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.295429][ T32] INFO: task kworker/1:867:5888 blocked for more than 470 seconds. ** 9 printk messages dropped ** [ 1344.295828][ T32] r5:8574c800 r4:82918640 [ 1344.295848][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.295910][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.295959][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 [ 1344.295982][ T32] r4:00000000 [ 1344.296001][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.296038][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.296074][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.296114][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0780 [ 1344.296136][ T32] r4:00000000 [ 1344.296154][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.296196][ T32] r9:83018205 r8:8574c800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1344.296217][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.296257][ T32] r5:00001000 r4:eb9df000 [ 1344.296286][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.296328][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.296370][ T32] r5:857cd78c r4:857cd400 [ 1344.296389][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.296431][ T32] r7:ddde2d40 r6:83018200 r5:857cd78c r4:857a7300 [ 1344.296451][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.296494][ T32] r10:61c88647 r9:8574c800 r8:857a732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.296515][ T32] r4:857a7300 [ 1344.296540][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.296584][ T32] r10:00000000 r9:857a7300 r8:8027ed34 r7:ec8c9e60 r6:857a7380 r5:8574c800 [ 1344.296605][ T32] r4:00000001 [ 1344.296624][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.296675][ T32] Exception stack(0xec8b5fb0 to 0xec8b5ff8) [ 1344.296734][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.296783][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.296813][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.296840][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.296862][ T32] r4:857a0600 [ 1344.297187][ T32] INFO: task kworker/1:867:5888 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.297225][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.297279][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.297325][ T32] Call trace: [ 1344.297368][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.297440][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.297487][ T32] r4:00000000 [ 1344.297510][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.297575][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.297608][ T32] 9d20: 85c8f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.297673][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.297699][ T32] 9d60: 800e0013 ffffffff [ 1344.297721][ T32] r5:800e0013 r4:80239bd0 [ 1344.297760][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.297803][ T32] r4:82ac11e4 [ 1344.297823][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.297864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.297886][ T32] r4:e06a9dc0 [ 1344.297905][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.297945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.297966][ T32] r4:00000000 [ 1344.297985][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.298061][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.298097][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.298141][ T32] r5:00001000 r4:dfb77000 [ 1344.298160][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.298199][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.298239][ T32] r5:8501a38c r4:8501a000 [ 1344.298258][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.298301][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.298321][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.298366][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.298388][ T32] r4:85093380 [ 1344.298406][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.298449][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.298470][ T32] r4:00000001 [ 1344.298489][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.298522][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.298554][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.298581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.298607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.298655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.298682][ T32] r4:8508f600 [ 1344.298701][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.298735][ T32] INFO: task kworker/1:868:5891 blocked for more than 470 seconds. [ 1344.298765][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.298808][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.298831][ T32] task:kworker/1:868 state:D stack:0 pid:5891 tgid:5891 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.298898][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.298959][ T32] Call trace: [ 1344.298992][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.299048][ T32] r10:82918644 r9:ec8d1d84 r8:00000002 r7:60000113 r6:ec8d1d8c r5:8574d400 [ 1344.299081][ T32] r4:8574d400 [ 1344.299103][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.299144][ T32] r5:8574d400 r4:82918640 [ 1344.299163][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.299202][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.299257][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d1e08 [ 1344.299293][ T32] r4:00000000 [ 1344.299327][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.299377][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.299434][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.299479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0b80 [ 1344.299500][ T32] r4:00000000 [ 1344.299519][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.299567][ T32] r9:83018205 r8:8574d400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [ 1344.299588][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.299628][ T32] r5:00001000 r4:eba8f000 [ 1344.299691][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1344.324191][ T32] r4:857a7400 ** 5 printk messages dropped ** [ 1344.324590][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.326182][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1344.327060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 5 printk messages dropped ** [ 1344.327519][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.327688][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.327789][ T32] r5:00001000 r4:dfb77000 [ 1344.327885][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.327995][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.328109][ T32] r5:8501a38c r4:8501a000 [ 1344.328168][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.328280][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.328332][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.328432][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.328485][ T32] r4:85093380 [ 1344.328551][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.328660][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.328712][ T32] r4:00000001 [ 1344.328772][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.328856][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.328914][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.328992][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.329053][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.329112][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.329156][ T32] r4:8508f600 [ 1344.329208][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.329289][ T32] INFO: task kworker/1:869:5893 blocked for more than 470 seconds. [ 1344.329367][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.329424][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.329497][ T32] task:kworker/1:869 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.329605][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.329700][ T32] Call trace: [ 1344.329773][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.351434][ T32] r10:82918644 r9:ec8d9d84 r8:00000002 r7:60000113 r6:ec8d9d8c r5:8574e000 [ 1344.351587][ T32] r4:8574e000 [ 1344.351642][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.351799][ T32] r5:8574e000 r4:82918640 [ 1344.351850][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.351940][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.352035][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 [ 1344.352085][ T32] r4:00000000 [ 1344.352130][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.352220][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.352311][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.352464][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0980 [ 1344.352526][ T32] r4:00000000 [ 1344.352585][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.352689][ T32] r9:83018205 r8:8574e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [ 1344.352742][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.352841][ T32] r5:00001000 r4:eba2d000 [ 1344.352894][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.352985][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.353091][ T32] r5:857cdf8c r4:857cdc00 [ 1344.353166][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.353496][ T32] r4:857a7500 ** 6 printk messages dropped ** [ 1344.354005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.355814][ T32] r4:00000000 [ 1344.355873][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.355970][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.356048][ T32] 9d20: 86555000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.356114][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.356192][ T32] 9d60: 800e0013 ffffffff [ 1344.356268][ T32] r5:800e0013 r4:80239bd0 [ 1344.356325][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.356424][ T32] r4:82ac11e4 [ 1344.356490][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.356600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.356655][ T32] r4:e06a9dc0 [ 1344.356721][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.356832][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.356885][ T32] r4:00000000 [ 1344.356936][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.357037][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.357088][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.357181][ T32] r5:00001000 r4:dfb77000 [ 1344.357227][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.357313][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.357403][ T32] r5:8501a38c r4:8501a000 [ 1344.357452][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1344.357793][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1344.358230][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.358871][ T32] task:kworker/1:870 state:D stack:0 pid:5895 tgid:5895 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.359557][ T32] r5:8574ec00 r4:82918640 [ 1344.359656][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.384758][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.385225][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.385673][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1344.386430][ T32] r10:00000000 r9:857a7600 r8:8027ed34 r7:ec8d1e60 r6:857a7680 r5:8574ec00 ** 10 printk messages dropped ** [ 1344.388192][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.388935][ T32] 9d60: 800e0013 ffffffff [ 1344.388992][ T32] r5:800e0013 r4:80239bd0 [ 1344.389041][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.389137][ T32] r4:82ac11e4 [ 1344.389186][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.389284][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.389338][ T32] r4:e06a9dc0 [ 1344.389386][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.389505][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.389568][ T32] r4:00000000 [ 1344.389615][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.389718][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.389782][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.400755][ T32] r5:00001000 r4:dfb77000 [ 1344.400832][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.400959][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.401053][ T32] r5:8501a38c r4:8501a000 [ 1344.401103][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.401198][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.401249][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.401350][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.401404][ T32] r4:85093380 [ 1344.401454][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.401562][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.401611][ T32] r4:00000001 [ 1344.401657][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.401735][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.401798][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.401863][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.401923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.401984][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.402058][ T32] r4:8508f600 [ 1344.402134][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.402208][ T32] INFO: task kworker/1:871:5897 blocked for more than 470 seconds. [ 1344.402282][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.402338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.402386][ T32] task:kworker/1:871 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.402529][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.402700][ T32] Call trace: [ 1344.402795][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.402908][ T32] r10:82918644 r9:ec8e1d84 r8:00000002 r7:60000013 r6:ec8e1d8c r5:8574a400 ** 2 printk messages dropped ** [ 1344.403102][ T32] r5:8574a400 r4:82918640 [ 1344.403172][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.403276][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.403711][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1344.404541][ T32] r5:857ce78c r4:857ce400 ** 3 printk messages dropped ** [ 1344.404883][ T32] r10:61c88647 r9:8574a400 r8:857a772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1344.405637][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1344.407497][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1344.408023][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.408084][ T32] r4:e06a9dc0 [ 1344.408130][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.408223][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.408293][ T32] r4:00000000 [ 1344.408355][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.408459][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.408510][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.408615][ T32] r5:00001000 r4:dfb77000 [ 1344.408661][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.408749][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.408840][ T32] r5:8501a38c r4:8501a000 [ 1344.408889][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.408987][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.409037][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.409157][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.409313][ T32] r4:85093380 [ 1344.409369][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.409496][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.409557][ T32] r4:00000001 [ 1344.409607][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.409702][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.409778][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.409842][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.445347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.445507][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.445579][ T32] r4:8508f600 [ 1344.445638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.445731][ T32] INFO: task kworker/1:872:5898 blocked for more than 470 seconds. [ 1344.445811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.445914][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.445974][ T32] task:kworker/1:872 state:D stack:0 pid:5898 tgid:5898 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.446093][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.446221][ T32] Call trace: [ 1344.446307][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.446444][ T32] r10:82918644 r9:ec8d5d84 r8:00000002 r7:60000013 r6:ec8d5d8c r5:85733000 [ 1344.446509][ T32] r4:85733000 [ 1344.446582][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.446680][ T32] r5:85733000 r4:82918640 [ 1344.446755][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.446863][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.446965][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 ** 5 printk messages dropped ** [ 1344.447417][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.448004][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.448735][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.449122][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1344.449235][ T32] r4:857a0c40 [ 1344.457727][ T32] INFO: task kworker/1:872:5898 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.457872][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.458065][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.458195][ T32] Call trace: [ 1344.458273][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.458432][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.458497][ T32] r4:00000000 [ 1344.458553][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.458643][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.458714][ T32] 9d20: 86ca4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.458787][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.458847][ T32] 9d60: 800e0013 ffffffff [ 1344.458901][ T32] r5:800e0013 r4:80239bd0 [ 1344.458972][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.459074][ T32] r4:82ac11e4 [ 1344.459119][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.459211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.459264][ T32] r4:e06a9dc0 [ 1344.459326][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.459416][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.459468][ T32] r4:00000000 [ 1344.459513][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.459624][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.459711][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.459808][ T32] r5:00001000 r4:dfb77000 [ 1344.470377][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.470569][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.470670][ T32] r5:8501a38c r4:8501a000 [ 1344.470811][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.470925][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.470977][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.471075][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.471124][ T32] r4:85093380 [ 1344.471189][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.471318][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.471385][ T32] r4:00000001 [ 1344.471432][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.471516][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.471591][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.471661][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.471749][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.471813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.471870][ T32] r4:8508f600 [ 1344.471972][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1344.472336][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.472796][ T32] r5:857f8000 r4:82918640 [ 1344.472839][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.473066][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.473502][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.474023][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1344.474810][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1344.475177][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1344.476969][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.477511][ T32] r5:800e0013 r4:80239bd0 [ 1344.477573][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.477691][ T32] r4:82ac11e4 [ 1344.477795][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.477897][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.477949][ T32] r4:e06a9dc0 [ 1344.478000][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.478220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.478280][ T32] r4:00000000 [ 1344.478343][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.478460][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.478525][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.478629][ T32] r5:00001000 r4:dfb77000 [ 1344.478676][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.478768][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.478858][ T32] r5:8501a38c r4:8501a000 [ 1344.478905][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.479019][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.479094][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.479196][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.479256][ T32] r4:85093380 [ 1344.479312][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.479419][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.479476][ T32] r4:00000001 [ 1344.479524][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.479612][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.479707][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.479773][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.479837][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.505927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.506127][ T32] r4:8508f600 [ 1344.506224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.506300][ T32] INFO: task kworker/1:874:5903 blocked for more than 471 seconds. [ 1344.506378][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.506438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.506493][ T32] task:kworker/1:874 state:D stack:0 pid:5903 tgid:5903 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.506667][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1344.506894][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1344.507221][ T32] r5:848d5400 r4:82918640 [ 1344.507272][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.507523][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.508270][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1344.508952][ T32] r10:61c88647 r9:848d5400 r8:857a7a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1344.509633][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1344.521227][ T32] INFO: task kworker/1:874:5903 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.521388][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.521546][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.521680][ T32] Call trace: [ 1344.521775][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.521898][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.521955][ T32] r4:00000000 [ 1344.522004][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.522089][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.522160][ T32] 9d20: 870c2000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.522228][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.522309][ T32] 9d60: 800e0013 ffffffff [ 1344.522372][ T32] r5:800e0013 r4:80239bd0 [ 1344.522423][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.522521][ T32] r4:82ac11e4 [ 1344.522577][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.522672][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.522723][ T32] r4:e06a9dc0 [ 1344.522772][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.522870][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.522940][ T32] r4:00000000 [ 1344.522990][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.523094][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.523147][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.523243][ T32] r5:00001000 r4:dfb77000 [ 1344.523293][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.523394][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.523486][ T32] r5:8501a38c r4:8501a000 [ 1344.523547][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.523646][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.523731][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.523832][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.523915][ T32] r4:85093380 [ 1344.523973][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1344.524197][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1344.524745][ T32] INFO: task kworker/1:875:5905 blocked for more than 471 seconds. ** 2 printk messages dropped ** [ 1344.524984][ T32] task:kworker/1:875 state:D stack:0 pid:5905 tgid:5905 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.525098][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.525199][ T32] Call trace: [ 1344.525275][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.525389][ T32] r10:82918644 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:848d6000 [ 1344.525470][ T32] r4:848d6000 [ 1344.525523][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.525624][ T32] r5:848d6000 r4:82918640 [ 1344.525670][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.525761][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.525861][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 [ 1344.525931][ T32] r4:00000000 [ 1344.525982][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.526084][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.526176][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.526268][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9500 [ 1344.526375][ T32] r4:00000000 [ 1344.526464][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.526584][ T32] r9:83018205 r8:848d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [ 1344.526637][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.526733][ T32] r5:00001000 r4:ebbd1000 [ 1344.526784][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.526873][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.526967][ T32] r5:857cff8c r4:857cfc00 [ 1344.527016][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.527140][ T32] r7:ddde2d40 r6:83018200 r5:857cff8c r4:857a7a80 [ 1344.527196][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.527298][ T32] r10:61c88647 r9:848d6000 r8:857a7aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.527351][ T32] r4:857a7a80 [ 1344.527397][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.527495][ T32] r10:00000000 r9:857a7a80 r8:8027ed34 r7:ec8e9e60 r6:85792a80 r5:848d6000 [ 1344.527566][ T32] r4:00000001 [ 1344.527632][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.527749][ T32] Exception stack(0xec8f5fb0 to 0xec8f5ff8) [ 1344.527813][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.527879][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.527940][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.528007][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.528060][ T32] r4:857b9300 [ 1344.528690][ T32] INFO: task kworker/1:875:5905 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.528770][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.528937][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.529041][ T32] Call trace: [ 1344.529116][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.529239][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 5 printk messages dropped ** [ 1344.529670][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1344.558134][ T32] r4:e06a9dc0 ** 1 printk messages dropped ** [ 1344.558330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.558399][ T32] r4:00000000 [ 1344.558448][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.558578][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.558631][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.558733][ T32] r5:00001000 r4:dfb77000 [ 1344.558798][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.558891][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.558987][ T32] r5:8501a38c r4:8501a000 [ 1344.559060][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.559176][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.559228][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.559345][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.559404][ T32] r4:85093380 [ 1344.559461][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.559570][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.559624][ T32] r4:00000001 [ 1344.559707][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.559794][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.574869][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.575033][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.575615][ T32] task:kworker/1:876 state:D stack:0 pid:5906 tgid:5906 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1344.576360][ T32] r5:848d3c00 r4:82918640 [ 1344.576415][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1344.576892][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1344.577523][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.577656][ T32] r5:857cfb8c r4:857cf800 [ 1344.577710][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.577833][ T32] r7:ddde2d40 r6:83018200 r5:857cfb8c r4:857a7b00 [ 1344.577891][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.577999][ T32] r10:61c88647 r9:848d3c00 r8:857a7b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.578055][ T32] r4:857a7b00 [ 1344.578104][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.578201][ T32] r10:00000000 r9:857a7b00 r8:8027ed34 r7:ec8f5e60 r6:85792b00 r5:848d3c00 [ 1344.578253][ T32] r4:00000001 [ 1344.578296][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.578376][ T32] Exception stack(0xec8f9fb0 to 0xec8f9ff8) [ 1344.578436][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.578501][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.578574][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.578638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.578694][ T32] r4:857b9540 [ 1344.579513][ T32] INFO: task kworker/1:876:5906 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.579603][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.579763][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.590611][ T32] Call trace: [ 1344.590739][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.590971][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.591039][ T32] r4:00000000 [ 1344.591088][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.591194][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.591278][ T32] 9d20: 87645000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.591339][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.591409][ T32] 9d60: 800e0013 ffffffff [ 1344.591471][ T32] r5:800e0013 r4:80239bd0 [ 1344.591517][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1344.592132][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.592731][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.593502][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.594080][ T32] task:kworker/1:877 state:D stack:0 pid:5908 tgid:5908 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.594189][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.594287][ T32] Call trace: [ 1344.594397][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.594496][ T32] r10:82918644 r9:ec8fdd84 r8:00000002 r7:60000013 r6:ec8fdd8c r5:8587ec00 [ 1344.594561][ T32] r4:8587ec00 [ 1344.594609][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.594697][ T32] r5:8587ec00 r4:82918640 [ 1344.594742][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.594821][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.594913][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 [ 1344.594987][ T32] r4:00000000 [ 1344.595041][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.595128][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.595242][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.595349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b99c0 [ 1344.595419][ T32] r4:00000000 [ 1344.595469][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.595646][ T32] r9:83018205 r8:8587ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [ 1344.595732][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.595828][ T32] r5:00001000 r4:ebc29000 [ 1344.595910][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.596015][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.596122][ T32] r5:857d478c r4:857d4400 ** 1 printk messages dropped ** [ 1344.596292][ T32] r7:ddde2d40 r6:83018200 r5:857d478c r4:857a7b80 ** 8 printk messages dropped ** [ 1344.596952][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1344.598740][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.599335][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1344.625780][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1344.626397][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1344.626794][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1344.627311][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1344.628018][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.628546][ T32] r5:8587e000 r4:82918640 [ 1344.628597][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.628689][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.628790][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 [ 1344.628901][ T32] r4:00000000 [ 1344.628957][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.629061][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.629156][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.629270][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9800 [ 1344.629329][ T32] r4:00000000 [ 1344.629375][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.629505][ T32] r9:83018205 r8:8587e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [ 1344.629634][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.629732][ T32] r5:00001000 r4:ebbe7000 [ 1344.629780][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.643807][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.644037][ T32] r5:857d438c r4:857d4000 [ 1344.644104][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.644207][ T32] r7:ddde2d40 r6:83018200 r5:857d438c r4:857a7c00 [ 1344.644269][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.644368][ T32] r10:61c88647 r9:8587e000 r8:857a7c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.644440][ T32] r4:857a7c00 [ 1344.644488][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.644688][ T32] r10:00000000 r9:857a7c00 r8:8027ed34 r7:ec8fde60 r6:85792c00 r5:8587e000 [ 1344.644762][ T32] r4:00000001 [ 1344.644822][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.644975][ T32] Exception stack(0xec901fb0 to 0xec901ff8) [ 1344.645052][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.645115][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.645176][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.645237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.645287][ T32] r4:857b9880 [ 1344.646114][ T32] INFO: task kworker/1:878:5910 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.646202][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.646370][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.646488][ T32] Call trace: [ 1344.646579][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.646693][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.646749][ T32] r4:00000000 [ 1344.646818][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.646912][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.646980][ T32] 9d20: 879a9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.647044][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.647096][ T32] 9d60: 800e0013 ffffffff [ 1344.647145][ T32] r5:800e0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1344.647283][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1344.647778][ T32] r4:00000000 [ 1344.647846][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1344.648133][ T32] r5:00001000 r4:dfb77000 [ 1344.648179][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.648274][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.648371][ T32] r5:8501a38c r4:8501a000 [ 1344.648422][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.648521][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.648578][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.648677][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.648733][ T32] r4:85093380 [ 1344.648792][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.648892][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.648943][ T32] r4:00000001 [ 1344.648991][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.649095][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.649173][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.649240][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.649303][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.649366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.649418][ T32] r4:8508f600 [ 1344.649498][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.649570][ T32] INFO: task kworker/1:879:5914 blocked for more than 471 seconds. [ 1344.649648][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.649708][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.649763][ T32] task:kworker/1:879 state:D stack:0 pid:5914 tgid:5914 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.668314][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.668578][ T32] Call trace: [ 1344.668663][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.668786][ T32] r10:82918644 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:85880000 [ 1344.668843][ T32] r4:85880000 ** 1 printk messages dropped ** [ 1344.669043][ T32] r5:85880000 r4:82918640 [ 1344.669093][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1344.669282][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 [ 1344.669355][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1344.669673][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.669795][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9bc0 [ 1344.669914][ T32] r4:00000000 [ 1344.674729][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.674885][ T32] r9:83018205 r8:85880000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [ 1344.674960][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.675079][ T32] r5:00001000 r4:ebc5d000 [ 1344.675144][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.675234][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.675331][ T32] r5:857d4f8c r4:857d4c00 [ 1344.675381][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.675485][ T32] r7:ddde2d40 r6:83018200 r5:857d4f8c r4:857a7c80 [ 1344.675547][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.675651][ T32] r10:61c88647 r9:85880000 r8:857a7cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.675737][ T32] r4:857a7c80 [ 1344.675798][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.675921][ T32] r10:00000000 r9:857a7c80 r8:8027ed34 r7:ec8fde60 r6:85792c80 r5:85880000 [ 1344.675995][ T32] r4:00000001 [ 1344.676063][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.676154][ T32] Exception stack(0xec8e5fb0 to 0xec8e5ff8) [ 1344.676236][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.676322][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.676404][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.676486][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.676595][ T32] r4:857b9a80 [ 1344.677464][ T32] INFO: task kworker/1:879:5914 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.677556][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.677705][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.677836][ T32] Call trace: [ 1344.677930][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.678050][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.678108][ T32] r4:00000000 [ 1344.678177][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.678271][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.678359][ T32] 9d20: 87b16000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.678437][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.678509][ T32] 9d60: 800e0013 ffffffff [ 1344.678576][ T32] r5:800e0013 r4:80239bd0 [ 1344.678626][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.678720][ T32] r4:82ac11e4 [ 1344.678784][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.678884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.678950][ T32] r4:e06a9dc0 [ 1344.678999][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.679094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.679147][ T32] r4:00000000 [ 1344.679197][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.679300][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.679350][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.679447][ T32] r5:00001000 r4:dfb77000 [ 1344.679494][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.679592][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1344.698943][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1344.699420][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1344.705169][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.706097][ T32] r5:85880c00 r4:82918640 [ 1344.706148][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.706260][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1344.706898][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.707349][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1344.707821][ T32] r10:61c88647 r9:85880c00 r8:857a7d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.707887][ T32] r4:857a7d00 [ 1344.707943][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.708046][ T32] r10:00000000 r9:857a7d00 r8:8027ed34 r7:ec8e5e60 r6:85792d00 r5:85880c00 [ 1344.708115][ T32] r4:00000001 [ 1344.708164][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.708295][ T32] Exception stack(0xec905fb0 to 0xec905ff8) [ 1344.708377][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.708443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.708515][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.708587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.708641][ T32] r4:857b9b80 [ 1344.709500][ T32] INFO: task kworker/1:880:5916 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.709621][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.709807][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.724151][ T32] Call trace: [ 1344.724481][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.724665][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.724722][ T32] r4:00000000 [ 1344.724770][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.724854][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.725066][ T32] 9d20: 87f36000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.725154][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.725211][ T32] 9d60: 800e0013 ffffffff ** 3 printk messages dropped ** [ 1344.725523][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 3 printk messages dropped ** [ 1344.725877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1344.726677][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 8 printk messages dropped ** [ 1344.727408][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1344.727899][ T32] INFO: task kworker/1:881:5918 blocked for more than 471 seconds. [ 1344.727977][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.728062][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.728120][ T32] task:kworker/1:881 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.728239][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.728331][ T32] Call trace: [ 1344.728403][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.728525][ T32] r10:82918644 r9:ec909d84 r8:00000002 r7:60000113 r6:ec909d8c r5:85881800 [ 1344.728603][ T32] r4:85881800 [ 1344.728663][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.728760][ T32] r5:85881800 r4:82918640 [ 1344.728811][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.728904][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.729007][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 [ 1344.729061][ T32] r4:00000000 [ 1344.729124][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.729235][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.729323][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.729415][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9d00 [ 1344.729508][ T32] r4:00000000 [ 1344.729575][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.729673][ T32] r9:83018205 r8:85881800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [ 1344.729746][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.750630][ T32] r5:00001000 r4:ebc75000 [ 1344.750862][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.751007][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.751112][ T32] r5:857d538c r4:857d5000 [ 1344.751169][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.751272][ T32] r7:ddde2d40 r6:83018200 r5:857d538c r4:857a7d80 [ 1344.751319][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.751437][ T32] r10:61c88647 r9:85881800 r8:857a7dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.751515][ T32] r4:857a7d80 [ 1344.751596][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.751739][ T32] r10:00000000 r9:857a7d80 r8:8027ed34 r7:ec8e5e60 r6:85792d80 r5:85881800 [ 1344.751814][ T32] r4:00000001 [ 1344.751977][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.752092][ T32] Exception stack(0xec909fb0 to 0xec909ff8) [ 1344.752163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.752228][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.752307][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.752378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.752444][ T32] r4:857b9b80 [ 1344.753279][ T32] INFO: task kworker/1:881:5918 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.753365][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.753518][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.753657][ T32] Call trace: [ 1344.753751][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1344.754190][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1344.754825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 3 printk messages dropped ** [ 1344.755143][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.755524][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.755618][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.755738][ T32] r5:8501a38c r4:8501a000 [ 1344.755788][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.755890][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.755937][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.756037][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.756117][ T32] r4:85093380 [ 1344.756192][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.756298][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.756351][ T32] r4:00000001 [ 1344.756400][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.756480][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.756670][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.756747][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.756815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.756880][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.756959][ T32] r4:8508f600 [ 1344.757020][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.757084][ T32] INFO: task kworker/1:882:5920 blocked for more than 471 seconds. [ 1344.757181][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.757244][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.757310][ T32] task:kworker/1:882 state:D stack:0 pid:5920 tgid:5920 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.757429][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.757557][ T32] Call trace: [ 1344.757676][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.757797][ T32] r10:82918644 r9:ec911d84 r8:00000002 r7:60000013 r6:ec911d8c r5:85883000 [ 1344.757854][ T32] r4:85883000 [ 1344.757901][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.757998][ T32] r5:85883000 r4:82918640 [ 1344.758047][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.758161][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.758269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 [ 1344.758323][ T32] r4:00000000 [ 1344.758368][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.758457][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.758544][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.758660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4f00 [ 1344.758730][ T32] r4:00000000 [ 1344.758795][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.758922][ T32] r9:83018205 r8:85883000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [ 1344.759001][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.759102][ T32] r5:00001000 r4:ebca1000 [ 1344.759152][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.759239][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.759326][ T32] r5:857d5b8c r4:857d5800 [ 1344.759393][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.759493][ T32] r7:ddde2d40 r6:83018200 r5:857d5b8c r4:857a7e00 [ 1344.759568][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.759702][ T32] r10:61c88647 r9:85883000 r8:857a7e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.759756][ T32] r4:857a7e00 [ 1344.759799][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.784045][ T32] r10:00000000 r9:857a7e00 r8:8027ed34 r7:ec909e60 r6:85792e00 r5:85883000 [ 1344.784225][ T32] r4:00000001 [ 1344.784285][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1344.784485][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.786030][ T32] Call trace: ** 6 printk messages dropped ** [ 1344.786587][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1344.787099][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1344.787738][ T32] r5:00001000 r4:dfb77000 ** 4 printk messages dropped ** [ 1344.788180][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 6 printk messages dropped ** [ 1344.788664][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1344.789410][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1344.805266][ T32] r5:85883c00 r4:82918640 [ 1344.805289][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.805331][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1344.805539][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1344.805720][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.805792][ T32] r5:00001000 r4:ebc8d000 [ 1344.805850][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.805902][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.805975][ T32] r5:857d578c r4:857d5400 [ 1344.806000][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.806048][ T32] r7:ddde2d40 r6:83018200 r5:857d578c r4:857a7e80 [ 1344.806070][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.806115][ T32] r10:61c88647 r9:85883c00 r8:857a7eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.806137][ T32] r4:857a7e80 [ 1344.806156][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.806201][ T32] r10:00000000 r9:857a7e80 r8:8027ed34 r7:ec911e60 r6:85792e80 r5:85883c00 [ 1344.806252][ T32] r4:00000001 [ 1344.806288][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.806329][ T32] Exception stack(0xec915fb0 to 0xec915ff8) [ 1344.806361][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1344.806391][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.806445][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.806506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.806539][ T32] r4:857b9f40 [ 1344.807025][ T32] INFO: task kworker/1:883:5921 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.807064][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.807155][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.807346][ T32] Call trace: [ 1344.807380][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.807432][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.807456][ T32] r4:00000000 [ 1344.807475][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.807513][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.807620][ T32] 9d20: 882d0000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.807695][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.807744][ T32] 9d60: 800e0013 ffffffff [ 1344.807796][ T32] r5:800e0013 r4:80239bd0 [ 1344.807824][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.807874][ T32] r4:82ac11e4 [ 1344.807896][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.807967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.807998][ T32] r4:e06a9dc0 [ 1344.808018][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.808058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.808081][ T32] r4:00000000 [ 1344.808100][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.808146][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.808169][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.808210][ T32] r5:00001000 r4:dfb77000 [ 1344.808229][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.808267][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.808309][ T32] r5:8501a38c r4:8501a000 [ 1344.808382][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1344.808702][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1344.809075][ T32] INFO: task kworker/1:884:5924 blocked for more than 471 seconds. ** 7 printk messages dropped ** [ 1344.809398][ T32] r4:85884800 ** 1 printk messages dropped ** [ 1344.809488][ T32] r5:85884800 r4:82918640 [ 1344.809509][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1344.809732][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.809774][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.809817][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771040 [ 1344.809920][ T32] r4:00000000 [ 1344.826735][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.826867][ T32] r9:83018205 r8:85884800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1344.826927][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.827061][ T32] r5:00001000 r4:ebccd000 [ 1344.827087][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.827130][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.827202][ T32] r5:857d638c r4:857d6000 [ 1344.827228][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.827385][ T32] r7:ddde2d40 r6:83018200 r5:857d638c r4:857a7f00 [ 1344.827410][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.827459][ T32] r10:61c88647 r9:85884800 r8:857a7f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.827509][ T32] r4:857a7f00 [ 1344.827542][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.827616][ T32] r10:00000000 r9:857a7f00 r8:8027ed34 r7:ec911e60 r6:85792f00 r5:85884800 [ 1344.827643][ T32] r4:00000001 [ 1344.827688][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.827733][ T32] Exception stack(0xec921fb0 to 0xec921ff8) [ 1344.827792][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.827825][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.827854][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.827909][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.827967][ T32] r4:857912c0 [ 1344.828451][ T32] INFO: task kworker/1:884:5924 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 1 printk messages dropped ** [ 1344.828570][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1344.828957][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1344.829157][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1344.829337][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1344.829784][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1344.833481][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1344.834060][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.834331][ T32] r5:857fa400 r4:82918640 [ 1344.834351][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1344.834503][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1344.834732][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1344.834974][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.835014][ T32] r5:857d5f8c r4:857d5c00 [ 1344.835091][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.835142][ T32] r7:ddde2d40 r6:83018200 r5:857d5f8c r4:857a7f80 [ 1344.835190][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.835271][ T32] r10:61c88647 r9:857fa400 r8:857a7fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.835297][ T32] r4:857a7f80 [ 1344.835316][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.835360][ T32] r10:00000000 r9:857a7f80 r8:8027ed34 r7:ec921e60 r6:84751000 r5:857fa400 [ 1344.835381][ T32] r4:00000001 [ 1344.835400][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.835434][ T32] Exception stack(0xec8edfb0 to 0xec8edff8) [ 1344.835461][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.835489][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.835515][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.835575][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.835660][ T32] r4:857912c0 [ 1344.836149][ T32] INFO: task kworker/1:885:5925 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.836184][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.836271][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.836348][ T32] Call trace: [ 1344.836432][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.836486][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.836542][ T32] r4:00000000 [ 1344.836645][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.836707][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.836741][ T32] 9d20: 88708000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.836769][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.836793][ T32] 9d60: 800e0013 ffffffff [ 1344.836816][ T32] r5:800e0013 r4:80239bd0 [ 1344.836836][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.836931][ T32] r4:82ac11e4 [ 1344.836955][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.837011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.837037][ T32] r4:e06a9dc0 [ 1344.837075][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.837122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.837198][ T32] r4:00000000 [ 1344.837222][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.837268][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 5 printk messages dropped ** [ 1344.837662][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1344.838159][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1344.838444][ T32] task:kworker/1:886 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.838506][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.838586][ T32] Call trace: [ 1344.838618][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.838705][ T32] r10:82918644 r9:ec91dd84 r8:00000002 r7:60000013 r6:ec91dd8c r5:857f9800 [ 1344.838731][ T32] r4:857f9800 [ 1344.838764][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.838922][ T32] r5:857f9800 r4:82918640 [ 1344.838953][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.838995][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.839041][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 [ 1344.839063][ T32] r4:00000000 [ 1344.839082][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.839119][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.839154][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.839246][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771200 [ 1344.839290][ T32] r4:00000000 [ 1344.839312][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.839359][ T32] r9:83018205 r8:857f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1344.839380][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.839420][ T32] r5:00001000 r4:ebd6b000 [ 1344.839441][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.839479][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.839519][ T32] r5:857d678c r4:857d6400 [ 1344.839544][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.839587][ T32] r7:ddde2d40 r6:83018200 r5:857d678c r4:84751080 [ 1344.839644][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.839718][ T32] r10:61c88647 r9:857f9800 r8:847510ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.839741][ T32] r4:84751080 [ 1344.839761][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.839804][ T32] r10:00000000 r9:84751080 r8:8027ed34 r7:ec921e60 r6:84751100 r5:857f9800 [ 1344.839886][ T32] r4:00000001 [ 1344.856213][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.856328][ T32] Exception stack(0xec91dfb0 to 0xec91dff8) [ 1344.856406][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1344.856441][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1344.856500][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.856541][ T32] r4:84771180 [ 1344.857027][ T32] INFO: task kworker/1:886:5927 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.857079][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.857189][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.857287][ T32] Call trace: [ 1344.857325][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.857380][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.857404][ T32] r4:00000000 [ 1344.857451][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.857494][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.857524][ T32] 9d20: 889e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.857559][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.857583][ T32] 9d60: 800e0013 ffffffff [ 1344.857606][ T32] r5:800e0013 r4:80239bd0 [ 1344.857627][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.857671][ T32] r4:82ac11e4 [ 1344.857690][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.857731][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.857753][ T32] r4:e06a9dc0 [ 1344.857772][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.857812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.857835][ T32] r4:00000000 [ 1344.857854][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.857927][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.857964][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.858019][ T32] r5:00001000 r4:dfb77000 [ 1344.858042][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1344.858190][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 5 printk messages dropped ** [ 1344.858387][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1344.858590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1344.859014][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1344.859278][ T32] r5:85882400 r4:82918640 [ 1344.859298][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.859339][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.859413][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 [ 1344.859440][ T32] r4:00000000 [ 1344.859465][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.859506][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.859549][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.859591][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771ac0 [ 1344.859613][ T32] r4:00000000 [ 1344.859631][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.859701][ T32] r9:83018205 r8:85882400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [ 1344.859751][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.859884][ T32] r5:00001000 r4:eb2b9000 [ 1344.874599][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.874686][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.874734][ T32] r5:857d838c r4:857d8000 [ 1344.874758][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 2 printk messages dropped ** [ 1344.874872][ T32] r10:61c88647 r9:85882400 r8:847511ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1344.875906][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1344.876608][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1344.876890][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1344.877124][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1344.877417][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1344.877494][ T32] r4:8508f600 [ 1344.877515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.877551][ T32] INFO: task kworker/1:888:5932 blocked for more than 471 seconds. [ 1344.877586][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.877611][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.877632][ T32] task:kworker/1:888 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.877691][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.877793][ T32] Call trace: [ 1344.877839][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.877928][ T32] r10:82918644 r9:ec939d84 r8:00000002 r7:60000013 r6:ec939d8c r5:85886c00 [ 1344.877971][ T32] r4:85886c00 [ 1344.878000][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.878044][ T32] r5:85886c00 r4:82918640 [ 1344.878065][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.878186][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.878238][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 [ 1344.878260][ T32] r4:00000000 [ 1344.878304][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.878348][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.878410][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.878456][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771340 [ 1344.878478][ T32] r4:00000000 [ 1344.878498][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.878564][ T32] r9:83018205 r8:85886c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [ 1344.878590][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.878633][ T32] r5:00001000 r4:ebd93000 [ 1344.878654][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.878693][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.878734][ T32] r5:857d6b8c r4:857d6800 [ 1344.878754][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.878796][ T32] r7:ddde2d40 r6:83018200 r5:857d6b8c r4:84751200 [ 1344.878827][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.878878][ T32] r10:61c88647 r9:85886c00 r8:8475122c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.878899][ T32] r4:84751200 [ 1344.878918][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.878987][ T32] r10:00000000 r9:84751200 r8:8027ed34 r7:ec931e60 r6:8470f000 r5:85886c00 ** 4 printk messages dropped ** [ 1344.879154][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1344.898082][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1344.898409][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1344.898835][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 10 printk messages dropped ** [ 1344.899243][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1344.910583][ T32] r5:84900000 r4:82918640 ** 2 printk messages dropped ** [ 1344.910708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 ** 8 printk messages dropped ** [ 1344.911207][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1344.911737][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1344.911995][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1344.912075][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.912187][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.912246][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.912284][ T32] r4:847712c0 [ 1344.912842][ T32] INFO: task kworker/1:889:5934 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1344.912887][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.912960][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.913013][ T32] Call trace: [ 1344.913046][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1344.913095][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1344.913144][ T32] r4:00000000 [ 1344.913168][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1344.913208][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1344.913239][ T32] 9d20: 8915f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1344.913292][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1344.913322][ T32] 9d60: 800e0013 ffffffff [ 1344.913373][ T32] r5:800e0013 r4:80239bd0 [ 1344.913399][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.913574][ T32] r4:82ac11e4 [ 1344.913600][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.913671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.913723][ T32] r4:e06a9dc0 [ 1344.913802][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1344.914450][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 14 printk messages dropped ** [ 1344.915165][ T32] INFO: task kworker/1:890:5935 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1344.915725][ T32] r5:84901800 r4:82918640 ** 6 printk messages dropped ** [ 1344.916039][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 16 printk messages dropped ** [ 1344.916755][ T32] r4:00000001 ** 9 printk messages dropped ** [ 1344.917554][ T32] Workqueue: events bpf_prog_free_deferred ** 14 printk messages dropped ** [ 1344.918252][ T32] r4:e06a9dc0 ** 10 printk messages dropped ** [ 1344.918652][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 18 printk messages dropped ** [ 1344.919353][ T32] task:kworker/1:891 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1344.942157][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1344.942685][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1344.943520][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1344.945060][ T32] r5:800e0013 r4:80239bd0 [ 1344.945081][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1344.945123][ T32] r4:82ac11e4 [ 1344.945143][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1344.945185][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1344.945207][ T32] r4:e06a9dc0 [ 1344.945549][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.945637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1344.945938][ T32] r4:00000000 [ 1344.945962][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.946048][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1344.946073][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.946130][ T32] r5:00001000 r4:dfb77000 [ 1344.946153][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1344.946195][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1344.946273][ T32] r5:8501a38c r4:8501a000 [ 1344.946297][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1344.946343][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1344.946368][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1344.946414][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1344.946436][ T32] r4:85093380 [ 1344.946454][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1344.946541][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1344.946569][ T32] r4:00000001 [ 1344.946589][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1344.946626][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1344.946653][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1344.946700][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1344.946730][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1344.946758][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1344.946780][ T32] r4:8508f600 [ 1344.946802][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1344.946853][ T32] INFO: task kworker/1:892:5939 blocked for more than 471 seconds. [ 1344.946890][ T32] Not tainted 6.15.0-syzkaller #0 [ 1344.946915][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1344.946935][ T32] task:kworker/1:892 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1344.947005][ T32] Workqueue: events bpf_prog_free_deferred [ 1344.947222][ T32] Call trace: [ 1344.947256][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1344.947563][ T32] r10:82918644 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:84900c00 [ 1344.947683][ T32] r4:84900c00 [ 1344.947709][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1344.947751][ T32] r5:84900c00 r4:82918640 [ 1344.947797][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.947841][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.947887][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 [ 1344.947931][ T32] r4:00000000 [ 1344.947991][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 11 printk messages dropped ** [ 1344.971088][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 17 printk messages dropped ** [ 1344.972693][ T32] Call trace: ** 13 printk messages dropped ** [ 1344.974318][ T32] r4:e06a9dc0 ** 9 printk messages dropped ** [ 1344.975587][ T32] r5:8501a38c r4:8501a000 ** 11 printk messages dropped ** [ 1344.976795][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1344.978463][ T32] r5:84904800 r4:82918640 [ 1344.978515][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1344.978688][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1344.978809][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec731e08 [ 1344.978870][ T32] r4:00000000 [ 1344.978918][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1344.979002][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1344.979081][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1344.979164][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847719c0 [ 1344.979213][ T32] r4:00000000 [ 1344.979321][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1344.979426][ T32] r9:83018205 r8:84904800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1344.979621][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1344.979756][ T32] r5:00001000 r4:eaf29000 [ 1344.979899][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.004614][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.004714][ T32] r5:857d7f8c r4:857d7c00 [ 1345.004739][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.004819][ T32] r7:ddde2d40 r6:83018200 r5:857d7f8c r4:84751480 [ 1345.004847][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.004896][ T32] r10:61c88647 r9:84904800 r8:847514ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.004921][ T32] r4:84751480 [ 1345.004974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.005047][ T32] r10:00000000 r9:84751480 r8:8027ed34 r7:ec931e60 r6:8470f280 r5:84904800 [ 1345.005076][ T32] r4:00000001 [ 1345.005098][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.005178][ T32] Exception stack(0xec731fb0 to 0xec731ff8) [ 1345.005230][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.005283][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.005336][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.005389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.005425][ T32] r4:847717c0 [ 1345.005934][ T32] INFO: task kworker/1:893:5941 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.005975][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.006061][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1345.006217][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1345.006720][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1345.007121][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1345.007368][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1345.007579][ T32] INFO: task kworker/1:894:5943 blocked for more than 471 seconds. ** 9 printk messages dropped ** [ 1345.008113][ T32] r5:84903c00 r4:82918640 ** 3 printk messages dropped ** [ 1345.008299][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.008508][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.008735][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1345.009051][ T32] r4:84751500 ** 4 printk messages dropped ** [ 1345.009245][ T32] Exception stack(0xec74dfb0 to 0xec74dff8) ** 5 printk messages dropped ** [ 1345.009904][ T32] INFO: task kworker/1:894:5943 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 10 printk messages dropped ** [ 1345.024927][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1345.025264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.025292][ T32] r4:00000000 [ 1345.025314][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.025363][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.025385][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.025429][ T32] r5:00001000 r4:dfb77000 [ 1345.025450][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.025490][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.025534][ T32] r5:8501a38c r4:8501a000 [ 1345.025581][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.025634][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.025656][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.025733][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.025761][ T32] r4:85093380 [ 1345.025805][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.025856][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.025880][ T32] r4:00000001 [ 1345.025909][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.025971][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.026001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.026051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.026090][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.026149][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.026174][ T32] r4:8508f600 [ 1345.026218][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.026252][ T32] INFO: task kworker/1:895:5946 blocked for more than 471 seconds. [ 1345.026306][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.026333][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.026355][ T32] task:kworker/1:895 state:D stack:0 pid:5946 tgid:5946 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.026401][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.026443][ T32] Call trace: [ 1345.026473][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.026519][ T32] r10:82918644 r9:ec7f9d84 r8:00000002 r7:60000113 r6:ec7f9d8c r5:84903000 [ 1345.026548][ T32] r4:84903000 [ 1345.026591][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.026634][ T32] r5:84903000 r4:82918640 [ 1345.026669][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.026713][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.026781][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f9e08 [ 1345.026827][ T32] r4:00000000 [ 1345.026850][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.026890][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.026926][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.026966][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771b80 [ 1345.027008][ T32] r4:00000000 [ 1345.027031][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1345.027422][ T32] r10:61c88647 r9:84903000 r8:847515ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1345.027808][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1345.028729][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.028915][ T32] r5:800e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1345.029161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 11 printk messages dropped ** [ 1345.029662][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1345.042641][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1345.043030][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec829e08 ** 17 printk messages dropped ** [ 1345.043744][ T32] r4:84751600 ** 9 printk messages dropped ** [ 1345.044078][ T32] r4:84771bc0 ** 11 printk messages dropped ** [ 1345.045038][ T32] 9d60: 800e0013 ffffffff ** 10 printk messages dropped ** [ 1345.045392][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 5 printk messages dropped ** [ 1345.045655][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.045703][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.045723][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.045789][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.045817][ T32] r4:85093380 [ 1345.045836][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.045881][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.045913][ T32] r4:00000001 [ 1345.045959][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.046016][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.046055][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.046108][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.046158][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.046211][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.046236][ T32] r4:8508f600 [ 1345.046256][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.046281][ T32] INFO: task kworker/1:897:5950 blocked for more than 471 seconds. [ 1345.046307][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.046339][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.046385][ T32] task:kworker/1:897 state:D stack:0 pid:5950 tgid:5950 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.046460][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.046507][ T32] Call trace: [ 1345.046543][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.046590][ T32] r10:82918644 r9:ec955d84 r8:00000002 r7:60000013 r6:ec955d8c r5:85886000 [ 1345.046612][ T32] r4:85886000 [ 1345.046631][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.046671][ T32] r5:85886000 r4:82918640 [ 1345.046692][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.046732][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.046805][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 [ 1345.046853][ T32] r4:00000000 [ 1345.046897][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.046939][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.046998][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.047062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771ec0 [ 1345.047119][ T32] r4:00000000 [ 1345.047142][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.047186][ T32] r9:83018205 r8:85886000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [ 1345.047231][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.047293][ T32] r5:00001000 r4:eb6dd000 [ 1345.047337][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.047383][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.047448][ T32] r5:857d8f8c r4:857d8c00 [ 1345.047471][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.047567][ T32] r7:ddde2d40 r6:83018200 r5:857d8f8c r4:84751680 [ 1345.047593][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.047639][ T32] r10:61c88647 r9:85886000 r8:847516ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.047660][ T32] r4:84751680 [ 1345.047706][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.047752][ T32] r10:00000000 r9:84751680 r8:8027ed34 r7:ec74de60 r6:8470f480 r5:85886000 [ 1345.047774][ T32] r4:00000001 [ 1345.047816][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.047854][ T32] Exception stack(0xec955fb0 to 0xec955ff8) [ 1345.047881][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.047909][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.047935][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.047963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.047984][ T32] r4:84771c80 [ 1345.048311][ T32] INFO: task kworker/1:897:5950 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.048342][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.048397][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.048441][ T32] Call trace: [ 1345.048471][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.048520][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.048548][ T32] r4:00000000 [ 1345.048567][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.048604][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.048633][ T32] 9d20: 8a1d9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.048661][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1345.048844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 14 printk messages dropped ** [ 1345.049499][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1345.049800][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.072471][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.072573][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.072625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.072654][ T32] r4:8508f600 [ 1345.072680][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.072723][ T32] INFO: task kworker/1:898:5951 blocked for more than 471 seconds. [ 1345.072791][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.072821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.072845][ T32] task:kworker/1:898 state:D stack:0 pid:5951 tgid:5951 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.072901][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.072982][ T32] Call trace: [ 1345.073027][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.073085][ T32] r10:82918644 r9:ec95dd84 r8:00000002 r7:60000113 r6:ec95dd8c r5:84906000 [ 1345.073107][ T32] r4:84906000 [ 1345.073128][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.073169][ T32] r5:84906000 r4:82918640 [ 1345.073189][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.073250][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.073313][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 [ 1345.073339][ T32] r4:00000000 [ 1345.073368][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.073418][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.073468][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.073509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84749c00 [ 1345.073544][ T32] r4:00000000 [ 1345.073576][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.073626][ T32] r9:83018205 r8:84906000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [ 1345.073658][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.073726][ T32] r5:00001000 r4:eb7f1000 [ 1345.073772][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.073816][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.073879][ T32] r5:857d938c r4:857d9000 [ 1345.073903][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.073952][ T32] r7:ddde2d40 r6:83018200 r5:857d938c r4:84751700 [ 1345.073973][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.074027][ T32] r10:61c88647 r9:84906000 r8:8475172c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.074074][ T32] r4:84751700 [ 1345.074121][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.074169][ T32] r10:00000000 r9:84751700 r8:8027ed34 r7:ec74de60 r6:8470f500 r5:84906000 [ 1345.074191][ T32] r4:00000001 [ 1345.074209][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.074245][ T32] Exception stack(0xec95dfb0 to 0xec95dff8) [ 1345.074271][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.074298][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.074347][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.074378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.074400][ T32] r4:84749a80 [ 1345.074880][ T32] INFO: task kworker/1:898:5951 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.074939][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1345.075814][ T32] r4:e06a9dc0 ** 10 printk messages dropped ** [ 1345.076160][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1345.076514][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.076813][ T32] task:kworker/1:899 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.077120][ T32] r5:85885400 r4:82918640 [ 1345.077139][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.077385][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1345.077511][ T32] r9:83018205 r8:85885400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1345.077532][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.077580][ T32] r5:00001000 r4:eb821000 [ 1345.077600][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.077638][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.077698][ T32] r5:857d978c r4:857d9400 [ 1345.077720][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.077788][ T32] r7:ddde2d40 r6:83018200 r5:857d978c r4:84751780 [ 1345.077813][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.077857][ T32] r10:61c88647 r9:85885400 r8:847517ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.077880][ T32] r4:84751780 [ 1345.077920][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.077968][ T32] r10:00000000 r9:84751780 r8:8027ed34 r7:ec74de60 r6:8470f580 r5:85885400 [ 1345.078004][ T32] r4:00000001 [ 1345.078027][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.078062][ T32] Exception stack(0xec961fb0 to 0xec961ff8) [ 1345.078110][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.078141][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.078168][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.078195][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1345.078952][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.079355][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1345.079801][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1345.100674][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1345.100866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1345.101176][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1345.101337][ T32] r5:85898c00 r4:82918640 [ 1345.101381][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1345.101574][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1345.101786][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.102091][ T32] r5:857d9b8c r4:857d9800 ** 4 printk messages dropped ** [ 1345.102280][ T32] r4:84751800 ** 5 printk messages dropped ** [ 1345.102510][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1345.103218][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1345.103790][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 8 printk messages dropped ** [ 1345.104426][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1345.105011][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1345.105310][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.105685][ T32] task:kworker/1:901 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.106043][ T32] r5:8589a400 r4:82918640 [ 1345.106155][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.106200][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.106246][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 [ 1345.106268][ T32] r4:00000000 [ 1345.106288][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.106326][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.106362][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.106402][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558c240 [ 1345.106424][ T32] r4:00000000 [ 1345.106442][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.106485][ T32] r9:83018205 r8:8589a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [ 1345.106507][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.106554][ T32] r5:00001000 r4:eb87d000 [ 1345.106611][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.106675][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.106721][ T32] r5:857d9f8c r4:857d9c00 [ 1345.106740][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.106816][ T32] r7:ddde2d40 r6:83018200 r5:857d9f8c r4:84751880 [ 1345.106840][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.106953][ T32] r10:61c88647 r9:8589a400 r8:847518ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.107011][ T32] r4:84751880 [ 1345.107034][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.107081][ T32] r10:00000000 r9:84751880 r8:8027ed34 r7:ec74de60 r6:8470f680 r5:8589a400 [ 1345.107152][ T32] r4:00000001 [ 1345.107174][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.107242][ T32] Exception stack(0xec971fb0 to 0xec971ff8) [ 1345.107367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.107487][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.107572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.107605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.107628][ T32] r4:8558c140 [ 1345.108045][ T32] INFO: task kworker/1:901:5957 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.108085][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.108142][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.108189][ T32] Call trace: [ 1345.108264][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.108317][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.108383][ T32] r4:00000000 [ 1345.108406][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.108445][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.108474][ T32] 9d20: 8ac32000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.108502][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.108525][ T32] 9d60: 800e0013 ffffffff ** 4 printk messages dropped ** [ 1345.108768][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 18 printk messages dropped ** [ 1345.109733][ T32] r4:00000001 ** 12 printk messages dropped ** [ 1345.132448][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1345.132755][ T32] r5:8589b000 r4:82918640 ** 8 printk messages dropped ** [ 1345.133162][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.133368][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.133430][ T32] r5:857da78c r4:857da400 [ 1345.133454][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.133552][ T32] r7:ddde2d40 r6:83018200 r5:857da78c r4:84751900 [ 1345.133577][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.133626][ T32] r10:61c88647 r9:8589b000 r8:8475192c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.133648][ T32] r4:84751900 [ 1345.133668][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.133712][ T32] r10:00000000 r9:84751900 r8:8027ed34 r7:ec74de60 r6:8470f700 r5:8589b000 [ 1345.133733][ T32] r4:00000001 [ 1345.133774][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.133815][ T32] Exception stack(0xec975fb0 to 0xec975ff8) [ 1345.133842][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.133884][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.133934][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.133964][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.134009][ T32] r4:8558c280 [ 1345.134503][ T32] INFO: task kworker/1:902:5958 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.134544][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.134614][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.134692][ T32] Call trace: [ 1345.134723][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.134796][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.134831][ T32] r4:00000000 [ 1345.134853][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.134914][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.134970][ T32] 9d20: 8aebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.135002][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.135027][ T32] 9d60: 800e0013 ffffffff [ 1345.135049][ T32] r5:800e0013 r4:80239bd0 [ 1345.135091][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.135137][ T32] r4:82ac11e4 [ 1345.135157][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.135199][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.135230][ T32] r4:e06a9dc0 [ 1345.135273][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.135342][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.135368][ T32] r4:00000000 [ 1345.135387][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.135455][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.135479][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.135557][ T32] r5:00001000 r4:dfb77000 [ 1345.135581][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.135621][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.135698][ T32] r5:8501a38c r4:8501a000 [ 1345.135724][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.135795][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.135819][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.135896][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.135931][ T32] r4:85093380 [ 1345.135953][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.136027][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.136054][ T32] r4:00000001 [ 1345.136074][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.136108][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.136135][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.136162][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.136209][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.136240][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.136293][ T32] r4:8508f600 [ 1345.136340][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.136390][ T32] INFO: task kworker/1:903:5963 blocked for more than 471 seconds. [ 1345.136422][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.136446][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.136467][ T32] task:kworker/1:903 state:D stack:0 pid:5963 tgid:5963 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.136527][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.136579][ T32] Call trace: [ 1345.136634][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.136682][ T32] r10:82918644 r9:ec90dd84 r8:00000002 r7:60000013 r6:ec90dd8c r5:857fb000 [ 1345.136705][ T32] r4:857fb000 [ 1345.136737][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.136800][ T32] r5:857fb000 r4:82918640 [ 1345.136823][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.136864][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.136910][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 [ 1345.136932][ T32] r4:00000000 [ 1345.136950][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.136987][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.137023][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.137062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558c700 [ 1345.137106][ T32] r4:00000000 [ 1345.137128][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.137174][ T32] r9:83018205 r8:857fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1345.137195][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.137236][ T32] r5:00001000 r4:eb97f000 [ 1345.137255][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.137294][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.137347][ T32] r5:857dab8c r4:857da800 [ 1345.137376][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.137420][ T32] r7:ddde2d40 r6:83018200 r5:857dab8c r4:84751980 [ 1345.137451][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.137500][ T32] r10:61c88647 r9:857fb000 r8:847519ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.137522][ T32] r4:84751980 [ 1345.137546][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.137590][ T32] r10:00000000 r9:84751980 r8:8027ed34 r7:ec975e60 r6:84751a00 r5:857fb000 [ 1345.137612][ T32] r4:00000001 [ 1345.137654][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.137693][ T32] Exception stack(0xec90dfb0 to 0xec90dff8) [ 1345.137719][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.137783][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.137813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.137841][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.137862][ T32] r4:8558c600 [ 1345.138192][ T32] INFO: task kworker/1:903:5963 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.138223][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.138324][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.138382][ T32] Call trace: [ 1345.138456][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.138542][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.138590][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.138673][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 3 printk messages dropped ** [ 1345.138856][ T32] r5:800e0013 r4:80239bd0 ** 3 printk messages dropped ** [ 1345.139018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 3 printk messages dropped ** [ 1345.139156][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1345.139224][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.139267][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.139332][ T32] r5:00001000 r4:dfb77000 [ 1345.139359][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.139420][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.139486][ T32] r5:8501a38c r4:8501a000 [ 1345.139509][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.139561][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.139592][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.139642][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.139698][ T32] r4:85093380 [ 1345.139744][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.139793][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.139838][ T32] r4:00000001 [ 1345.139903][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.170441][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.170500][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.170534][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.170572][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.170605][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.170628][ T32] r4:8508f600 [ 1345.170652][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.170708][ T32] INFO: task kworker/1:904:5965 blocked for more than 471 seconds. [ 1345.170749][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.170774][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.170797][ T32] task:kworker/1:904 state:D stack:0 pid:5965 tgid:5965 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.170855][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.170919][ T32] Call trace: [ 1345.170952][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.171007][ T32] r10:82918644 r9:ec979d84 r8:00000002 r7:60000013 r6:ec979d8c r5:857fc800 [ 1345.171041][ T32] r4:857fc800 [ 1345.171065][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.171109][ T32] r5:857fc800 r4:82918640 [ 1345.171129][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.171170][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.171266][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec979e08 [ 1345.171292][ T32] r4:00000000 [ 1345.171333][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.171375][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.171416][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.171479][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558c9c0 [ 1345.171505][ T32] r4:00000000 [ 1345.171526][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.171604][ T32] r9:83018205 r8:857fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1345.171630][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.171731][ T32] r5:00001000 r4:ebcf7000 [ 1345.171756][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.171798][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.171840][ T32] r5:857db38c r4:857db000 [ 1345.171883][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.171935][ T32] r7:ddde2d40 r6:83018200 r5:857db38c r4:84751a80 [ 1345.171957][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.172014][ T32] r10:61c88647 r9:857fc800 r8:84751aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.172062][ T32] r4:84751a80 [ 1345.172115][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.172165][ T32] r10:00000000 r9:84751a80 r8:8027ed34 r7:ec90de60 r6:84751b00 r5:857fc800 [ 1345.172188][ T32] r4:00000001 [ 1345.172206][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.172263][ T32] Exception stack(0xec979fb0 to 0xec979ff8) [ 1345.172293][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.172321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.172347][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.172375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.172398][ T32] r4:8558c640 [ 1345.172910][ T32] INFO: task kworker/1:904:5965 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.172949][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.173008][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.173054][ T32] Call trace: [ 1345.173106][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.173159][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.173202][ T32] r4:00000000 [ 1345.173226][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.173288][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.173321][ T32] 9d20: 8ba06000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.173349][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.173380][ T32] 9d60: 800e0013 ffffffff [ 1345.173428][ T32] r5:800e0013 r4:80239bd0 [ 1345.173461][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.173506][ T32] r4:82ac11e4 [ 1345.173542][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.173587][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.173632][ T32] r4:e06a9dc0 [ 1345.173657][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.173701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.173723][ T32] r4:00000000 [ 1345.173742][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.173807][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.173832][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.173874][ T32] r5:00001000 r4:dfb77000 [ 1345.173896][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.173934][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.173975][ T32] r5:8501a38c r4:8501a000 [ 1345.174003][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.174071][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.174097][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.174144][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.174165][ T32] r4:85093380 [ 1345.174184][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.174229][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.174262][ T32] r4:00000001 [ 1345.174285][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.174354][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.174392][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.174423][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.174449][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.174485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.174510][ T32] r4:8508f600 [ 1345.174543][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.174571][ T32] INFO: task kworker/1:905:5967 blocked for more than 471 seconds. [ 1345.174600][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.174647][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.174671][ T32] task:kworker/1:905 state:D stack:0 pid:5967 tgid:5967 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.174718][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.174789][ T32] Call trace: [ 1345.174820][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.174891][ T32] r10:82918644 r9:ec97dd84 r8:00000002 r7:60000013 r6:ec97dd8c r5:857fd400 [ 1345.174942][ T32] r4:857fd400 [ 1345.174973][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.175025][ T32] r5:857fd400 r4:82918640 [ 1345.175047][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.175089][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.175133][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec97de08 [ 1345.175155][ T32] r4:00000000 [ 1345.175195][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.175259][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.175300][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.175340][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558c7c0 [ 1345.175362][ T32] r4:00000000 [ 1345.175380][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.175452][ T32] r9:83018205 r8:857fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [ 1345.175489][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.175557][ T32] r5:00001000 r4:ebc19000 [ 1345.175602][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.175646][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.175709][ T32] r5:857daf8c r4:857dac00 [ 1345.175733][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.175776][ T32] r7:ddde2d40 r6:83018200 r5:857daf8c r4:84751b80 [ 1345.175797][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.175840][ T32] r10:61c88647 r9:857fd400 r8:84751bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.175862][ T32] r4:84751b80 [ 1345.175920][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.175992][ T32] r10:00000000 r9:84751b80 r8:8027ed34 r7:ec979e60 r6:84751c00 r5:857fd400 [ 1345.176018][ T32] r4:00000001 [ 1345.176037][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.176072][ T32] Exception stack(0xec97dfb0 to 0xec97dff8) [ 1345.176098][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.176147][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.176177][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.176205][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.176226][ T32] r4:8558c800 [ 1345.176592][ T32] INFO: task kworker/1:905:5967 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.176648][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.176740][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.176826][ T32] Call trace: [ 1345.176860][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.176908][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.176942][ T32] r4:00000000 [ 1345.176964][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.177023][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.177078][ T32] 9d20: 8ba06000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.177110][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.177147][ T32] 9d60: 800e0013 ffffffff [ 1345.177172][ T32] r5:800e0013 r4:80239bd0 [ 1345.177222][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.177266][ T32] r4:82ac11e4 [ 1345.177286][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.177328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.177350][ T32] r4:e06a9dc0 [ 1345.177368][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.177408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.177452][ T32] r4:00000000 [ 1345.177475][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.177520][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.177547][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.177589][ T32] r5:00001000 r4:dfb77000 [ 1345.177629][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.177671][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.177713][ T32] r5:8501a38c r4:8501a000 [ 1345.177761][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.177832][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.177855][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.177927][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.177953][ T32] r4:85093380 [ 1345.177972][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.178021][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.178065][ T32] r4:00000001 [ 1345.178110][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.178148][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.178174][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.178201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.178237][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.178289][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.178314][ T32] r4:8508f600 [ 1345.178334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.178360][ T32] INFO: task kworker/1:906:5969 blocked for more than 471 seconds. [ 1345.178387][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.178410][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.178440][ T32] task:kworker/1:906 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.178511][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.178568][ T32] Call trace: [ 1345.178599][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.178653][ T32] r10:82918644 r9:ec981d84 r8:00000002 r7:60000013 r6:ec981d8c r5:857fe000 [ 1345.178678][ T32] r4:857fe000 [ 1345.178707][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.178749][ T32] r5:857fe000 r4:82918640 [ 1345.178770][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.178832][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.178879][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec981e08 [ 1345.178916][ T32] r4:00000000 [ 1345.178938][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.178976][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.179012][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.179052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558cb80 [ 1345.179074][ T32] r4:00000000 [ 1345.179092][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.179163][ T32] r9:83018205 r8:857fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [ 1345.179202][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.179247][ T32] r5:00001000 r4:ebd5b000 [ 1345.179299][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.179341][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.179403][ T32] r5:857db78c r4:857db400 [ 1345.179446][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.179512][ T32] r7:ddde2d40 r6:83018200 r5:857db78c r4:84751c80 [ 1345.179557][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.179607][ T32] r10:61c88647 r9:857fe000 r8:84751cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.179653][ T32] r4:84751c80 [ 1345.179700][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.179746][ T32] r10:00000000 r9:84751c80 r8:8027ed34 r7:ec979e60 r6:84751d00 r5:857fe000 [ 1345.179769][ T32] r4:00000001 [ 1345.179788][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.179822][ T32] Exception stack(0xec981fb0 to 0xec981ff8) [ 1345.179903][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.190777][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.190856][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.190899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.190927][ T32] r4:8558c900 [ 1345.191415][ T32] INFO: task kworker/1:906:5969 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.191480][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.191691][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.191832][ T32] Call trace: [ 1345.191962][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.192081][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.192136][ T32] r4:00000000 [ 1345.192185][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.192271][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.192332][ T32] 9d20: 8ba06000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.192366][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.192408][ T32] 9d60: 800e0013 ffffffff [ 1345.192456][ T32] r5:800e0013 r4:80239bd0 [ 1345.192480][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.192525][ T32] r4:82ac11e4 [ 1345.192552][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.192595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.192616][ T32] r4:e06a9dc0 [ 1345.192657][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.192719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.192744][ T32] r4:00000000 [ 1345.192773][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.192822][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.192864][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.192909][ T32] r5:00001000 r4:dfb77000 [ 1345.192930][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.192971][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.193019][ T32] r5:8501a38c r4:8501a000 [ 1345.193051][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.193102][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.193124][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.193168][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.193189][ T32] r4:85093380 [ 1345.193231][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.193279][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.193302][ T32] r4:00000001 [ 1345.193321][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.193356][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.193381][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.193409][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.193445][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.193498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.193523][ T32] r4:8508f600 [ 1345.193551][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.193592][ T32] INFO: task kworker/1:907:5971 blocked for more than 471 seconds. [ 1345.193629][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.193653][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.193685][ T32] task:kworker/1:907 state:D stack:0 pid:5971 tgid:5971 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.193734][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.193777][ T32] Call trace: [ 1345.193828][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.193890][ T32] r10:82918644 r9:ec985d84 r8:00000002 r7:60000113 r6:ec985d8c r5:857fec00 [ 1345.193930][ T32] r4:857fec00 [ 1345.193971][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.194016][ T32] r5:857fec00 r4:82918640 [ 1345.194036][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.194076][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.194131][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 [ 1345.194156][ T32] r4:00000000 [ 1345.194198][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.194239][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.194276][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.194367][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558cd00 [ 1345.194424][ T32] r4:00000000 [ 1345.194470][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.194574][ T32] r9:83018205 r8:857fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1345.194625][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.194718][ T32] r5:00001000 r4:ebdd7000 [ 1345.194766][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.194853][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.194946][ T32] r5:857dbb8c r4:857db800 [ 1345.194993][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.195087][ T32] r7:ddde2d40 r6:83018200 r5:857dbb8c r4:84751d80 [ 1345.195125][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.195175][ T32] r10:61c88647 r9:857fec00 r8:84751dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.195197][ T32] r4:84751d80 [ 1345.195215][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.195285][ T32] r10:00000000 r9:84751d80 r8:8027ed34 r7:ec981e60 r6:84751e00 r5:857fec00 [ 1345.195312][ T32] r4:00000001 [ 1345.195331][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.195365][ T32] Exception stack(0xec985fb0 to 0xec985ff8) [ 1345.195412][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.195443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.195470][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.195521][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.195554][ T32] r4:8558cb40 [ 1345.195972][ T32] INFO: task kworker/1:907:5971 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.196025][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.196134][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.196187][ T32] Call trace: [ 1345.196217][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.196267][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.196291][ T32] r4:00000000 [ 1345.196310][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.196348][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.196377][ T32] 9d20: 8ba06000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.196428][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.196467][ T32] 9d60: 800e0013 ffffffff [ 1345.196493][ T32] r5:800e0013 r4:80239bd0 [ 1345.196554][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.196600][ T32] r4:82ac11e4 [ 1345.196641][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.196688][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.196732][ T32] r4:e06a9dc0 [ 1345.196755][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.196798][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.196821][ T32] r4:00000000 [ 1345.196840][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.196893][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.196919][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.196984][ T32] r5:00001000 r4:dfb77000 [ 1345.197007][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.197086][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.197132][ T32] r5:8501a38c r4:8501a000 [ 1345.197155][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.197223][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.197264][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.197313][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.197335][ T32] r4:85093380 [ 1345.197375][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.197424][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.197468][ T32] r4:00000001 [ 1345.197491][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.197527][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.197559][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.197587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.197634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.197666][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.197712][ T32] r4:8508f600 [ 1345.197735][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.197783][ T32] INFO: task kworker/1:908:5974 blocked for more than 471 seconds. [ 1345.197836][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.197864][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.197885][ T32] task:kworker/1:908 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.197949][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.198024][ T32] Call trace: [ 1345.198078][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.198126][ T32] r10:82918644 r9:ec989d84 r8:00000002 r7:60000113 r6:ec989d8c r5:857fbc00 [ 1345.198148][ T32] r4:857fbc00 [ 1345.198167][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.198206][ T32] r5:857fbc00 r4:82918640 [ 1345.198276][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.198351][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.198399][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 [ 1345.198444][ T32] r4:00000000 [ 1345.198489][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.198552][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.198614][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.198658][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558cdc0 [ 1345.198680][ T32] r4:00000000 [ 1345.198714][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.198759][ T32] r9:83018205 r8:857fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [ 1345.198780][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.198821][ T32] r5:00001000 r4:ebe03000 [ 1345.198840][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.198880][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.198983][ T32] r5:857dbf8c r4:857dbc00 [ 1345.199017][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.199078][ T32] r7:ddde2d40 r6:83018200 r5:857dbf8c r4:84751e80 [ 1345.199104][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.199151][ T32] r10:61c88647 r9:857fbc00 r8:84751eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.199173][ T32] r4:84751e80 [ 1345.199213][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.199263][ T32] r10:00000000 r9:84751e80 r8:8027ed34 r7:ec985e60 r6:84751f00 r5:857fbc00 [ 1345.199287][ T32] r4:00000001 [ 1345.199305][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.199340][ T32] Exception stack(0xec989fb0 to 0xec989ff8) [ 1345.199390][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.199422][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.199457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.199488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.199510][ T32] r4:8558cc40 [ 1345.237044][ T32] INFO: task kworker/1:908:5974 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.237182][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.237278][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.237483][ T32] Call trace: [ 1345.237547][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.237608][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.237663][ T32] r4:00000000 [ 1345.237710][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.237754][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.237818][ T32] 9d20: 8c367000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.237851][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.237918][ T32] 9d60: 800e0013 ffffffff [ 1345.237946][ T32] r5:800e0013 r4:80239bd0 [ 1345.237980][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.238029][ T32] r4:82ac11e4 [ 1345.238049][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.238091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.238122][ T32] r4:e06a9dc0 [ 1345.238145][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.238189][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.238211][ T32] r4:00000000 [ 1345.238231][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.238320][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.238351][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.238416][ T32] r5:00001000 r4:dfb77000 [ 1345.238440][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.238481][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.238523][ T32] r5:8501a38c r4:8501a000 [ 1345.238547][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.238616][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.238641][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.238709][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.238734][ T32] r4:85093380 [ 1345.238755][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.238820][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.238846][ T32] r4:00000001 [ 1345.238866][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.238923][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.238996][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.239028][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.239054][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.239146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.239173][ T32] r4:8508f600 [ 1345.239300][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.239505][ T32] INFO: task kworker/1:909:5975 blocked for more than 471 seconds. [ 1345.239568][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.239596][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.239698][ T32] task:kworker/1:909 state:D stack:0 pid:5975 tgid:5975 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.239750][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.239904][ T32] Call trace: [ 1345.244310][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.244446][ T32] r10:82918644 r9:ec98dd84 r8:00000002 r7:60000113 r6:ec98dd8c r5:857f8c00 [ 1345.244475][ T32] r4:857f8c00 [ 1345.244496][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.244588][ T32] r5:857f8c00 r4:82918640 [ 1345.244614][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.244656][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.244702][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec98de08 [ 1345.244724][ T32] r4:00000000 [ 1345.244743][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.244802][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.244854][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.244896][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0000 [ 1345.244919][ T32] r4:00000000 [ 1345.244938][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.244983][ T32] r9:83018205 r8:857f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [ 1345.245005][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.245049][ T32] r5:00001000 r4:ebe4d000 [ 1345.245069][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.245107][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.245148][ T32] r5:857dc78c r4:857dc400 [ 1345.245192][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.245264][ T32] r7:ddde2d40 r6:83018200 r5:857dc78c r4:84751f80 [ 1345.245288][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.245335][ T32] r10:61c88647 r9:857f8c00 r8:84751fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.245400][ T32] r4:84751f80 [ 1345.245445][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.245493][ T32] r10:00000000 r9:84751f80 r8:8027ed34 r7:ec989e60 r6:852ce000 r5:857f8c00 [ 1345.245548][ T32] r4:00000001 [ 1345.245572][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.245608][ T32] Exception stack(0xec98dfb0 to 0xec98dff8) [ 1345.245637][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.245666][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.245734][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.245766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.245789][ T32] r4:8558ce00 [ 1345.246265][ T32] INFO: task kworker/1:909:5975 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.246321][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.246432][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.246549][ T32] Call trace: [ 1345.246672][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.246722][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.246746][ T32] r4:00000000 [ 1345.246820][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.246903][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.246959][ T32] 9d20: 8c367000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.247012][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.247041][ T32] 9d60: 800e0013 ffffffff [ 1345.247152][ T32] r5:800e0013 r4:80239bd0 [ 1345.247181][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.247224][ T32] r4:82ac11e4 [ 1345.247245][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.247286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.247307][ T32] r4:e06a9dc0 [ 1345.247325][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.247408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.247434][ T32] r4:00000000 [ 1345.247543][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.247593][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.247614][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.247655][ T32] r5:00001000 r4:dfb77000 [ 1345.247700][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.247745][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.247813][ T32] r5:8501a38c r4:8501a000 [ 1345.247859][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.247908][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.247928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.247972][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.248021][ T32] r4:85093380 [ 1345.248044][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.248100][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.248125][ T32] r4:00000001 [ 1345.248144][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.248181][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.248250][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.248282][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.248330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.248385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.248412][ T32] r4:8508f600 [ 1345.248433][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.248522][ T32] INFO: task kworker/1:910:5977 blocked for more than 471 seconds. [ 1345.248590][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.248618][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.248640][ T32] task:kworker/1:910 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.248685][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.248839][ T32] Call trace: [ 1345.248874][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.248920][ T32] r10:82918644 r9:ec925d84 r8:00000002 r7:60000113 r6:ec925d8c r5:85736000 [ 1345.248965][ T32] r4:85736000 [ 1345.248988][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.249029][ T32] r5:85736000 r4:82918640 [ 1345.249093][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.249161][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.249228][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 [ 1345.249262][ T32] r4:00000000 [ 1345.249308][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.249373][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.249470][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.249545][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771e80 [ 1345.249571][ T32] r4:00000000 [ 1345.249612][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.249705][ T32] r9:83018205 r8:85736000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1345.249771][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.249817][ T32] r5:00001000 r4:ebe15000 [ 1345.249837][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.249969][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.264627][ T32] r5:857dc38c r4:857dc000 [ 1345.264667][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.264795][ T32] r7:ddde2d40 r6:83018200 r5:857dc38c r4:852ce080 [ 1345.264823][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.264906][ T32] r10:61c88647 r9:85736000 r8:852ce0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.264933][ T32] r4:852ce080 [ 1345.264974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.265089][ T32] r10:00000000 r9:852ce080 r8:8027ed34 r7:ec98de60 r6:852ce100 r5:85736000 [ 1345.265138][ T32] r4:00000001 [ 1345.265211][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.265274][ T32] Exception stack(0xec925fb0 to 0xec925ff8) [ 1345.265334][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.265376][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.265417][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.265450][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.265472][ T32] r4:8558c3c0 [ 1345.265953][ T32] INFO: task kworker/1:910:5977 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.265992][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.266059][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.266131][ T32] Call trace: [ 1345.266213][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.266267][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.266291][ T32] r4:00000000 [ 1345.266415][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.266457][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.266488][ T32] 9d20: 8c49f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.266526][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.266554][ T32] 9d60: 800e0013 ffffffff [ 1345.266598][ T32] r5:800e0013 r4:80239bd0 [ 1345.266622][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.266666][ T32] r4:82ac11e4 [ 1345.266686][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.266727][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.266750][ T32] r4:e06a9dc0 [ 1345.266768][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.266900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.266948][ T32] r4:00000000 [ 1345.266972][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.267020][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.267064][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.267176][ T32] r5:00001000 r4:dfb77000 [ 1345.267206][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.267247][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.267288][ T32] r5:8501a38c r4:8501a000 [ 1345.267330][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.267443][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.267472][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.267518][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.267542][ T32] r4:85093380 [ 1345.267574][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.267628][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.267651][ T32] r4:00000001 [ 1345.267694][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.267740][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.267795][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.267848][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.267900][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.267931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.267965][ T32] r4:8508f600 [ 1345.268003][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.268036][ T32] INFO: task kworker/1:911:5979 blocked for more than 471 seconds. [ 1345.268072][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.268096][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.268117][ T32] task:kworker/1:911 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.268235][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.268322][ T32] Call trace: [ 1345.268378][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.268452][ T32] r10:82918644 r9:ec995d84 r8:00000002 r7:60000113 r6:ec995d8c r5:85800c00 [ 1345.268612][ T32] r4:85800c00 [ 1345.268666][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.268726][ T32] r5:85800c00 r4:82918640 [ 1345.268761][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.268928][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.268978][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 [ 1345.269088][ T32] r4:00000000 [ 1345.269111][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.269151][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.269294][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.269341][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c02c0 [ 1345.269364][ T32] r4:00000000 [ 1345.269383][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.269467][ T32] r9:83018205 r8:85800c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [ 1345.269497][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.269547][ T32] r5:00001000 r4:ebe6d000 [ 1345.269588][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.269632][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.269675][ T32] r5:857dcb8c r4:857dc800 [ 1345.269694][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.269737][ T32] r7:ddde2d40 r6:83018200 r5:857dcb8c r4:852ce180 [ 1345.269757][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.269900][ T32] r10:61c88647 r9:85800c00 r8:852ce1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.293297][ T32] r4:852ce180 [ 1345.293410][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.293563][ T32] r10:00000000 r9:852ce180 r8:8027ed34 r7:ec98de60 r6:852ce200 r5:85800c00 [ 1345.293677][ T32] r4:00000001 [ 1345.293728][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.293848][ T32] Exception stack(0xec995fb0 to 0xec995ff8) [ 1345.293918][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.293978][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.294034][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.294095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.294157][ T32] r4:852c0100 [ 1345.295017][ T32] INFO: task kworker/1:911:5979 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.295124][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.295306][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.295427][ T32] Call trace: [ 1345.295603][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.295735][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.295796][ T32] r4:00000000 [ 1345.295843][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.295959][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.296026][ T32] 9d20: 8c870000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.296142][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.296198][ T32] 9d60: 800e0013 ffffffff [ 1345.296420][ T32] r5:800e0013 r4:80239bd0 [ 1345.296469][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.296579][ T32] r4:82ac11e4 [ 1345.296658][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.296750][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.296808][ T32] r4:e06a9dc0 [ 1345.296853][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.296944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.296997][ T32] r4:00000000 [ 1345.297056][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.297154][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.297267][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.297356][ T32] r5:00001000 r4:dfb77000 [ 1345.297433][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.297522][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.297613][ T32] r5:8501a38c r4:8501a000 [ 1345.297661][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.297754][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.297804][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.297895][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.297958][ T32] r4:85093380 [ 1345.298005][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.298099][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.298148][ T32] r4:00000001 [ 1345.298204][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.298312][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.298372][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.298528][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.298725][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.298924][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.299575][ T32] r4:8508f600 [ 1345.299628][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.299925][ T32] INFO: task kworker/1:912:5981 blocked for more than 471 seconds. [ 1345.320760][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.320898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.320957][ T32] task:kworker/1:912 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.321783][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.321906][ T32] Call trace: [ 1345.322277][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.322531][ T32] r10:82918644 r9:ec991d84 r8:00000002 r7:60000013 r6:ec991d8c r5:85801800 [ 1345.322665][ T32] r4:85801800 [ 1345.322788][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.323503][ T32] r5:85801800 r4:82918640 [ 1345.323680][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.323780][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.323874][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 [ 1345.323921][ T32] r4:00000000 [ 1345.323983][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.324439][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.324732][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.325196][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0380 [ 1345.325719][ T32] r4:00000000 [ 1345.325779][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.325894][ T32] r9:83018205 r8:85801800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [ 1345.326555][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.326647][ T32] r5:00001000 r4:ebe7d000 [ 1345.326694][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.326785][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.327203][ T32] r5:857dcf8c r4:857dcc00 [ 1345.327255][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.327678][ T32] r7:ddde2d40 r6:83018200 r5:857dcf8c r4:852ce280 [ 1345.327986][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.328087][ T32] r10:61c88647 r9:85801800 r8:852ce2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.328135][ T32] r4:852ce280 [ 1345.328383][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.328610][ T32] r10:00000000 r9:852ce280 r8:8027ed34 r7:ec995e60 r6:852ce300 r5:85801800 [ 1345.328665][ T32] r4:00000001 [ 1345.328709][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.328788][ T32] Exception stack(0xec991fb0 to 0xec991ff8) [ 1345.329283][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1345.329348][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.329408][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.329848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.360954][ T32] r4:852c0280 [ 1345.361881][ T32] INFO: task kworker/1:912:5981 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.361961][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.362095][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.362243][ T32] Call trace: [ 1345.362335][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.362676][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.363191][ T32] r4:00000000 [ 1345.363696][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.363793][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.364474][ T32] 9d20: 8cd74000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.365054][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.365113][ T32] 9d60: 800e0013 ffffffff [ 1345.365817][ T32] r5:800e0013 r4:80239bd0 [ 1345.365870][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.365960][ T32] r4:82ac11e4 [ 1345.366618][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.366736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.367270][ T32] r4:e06a9dc0 [ 1345.367686][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.367791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.367841][ T32] r4:00000000 [ 1345.368724][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.368833][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.368885][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.369063][ T32] r5:00001000 r4:dfb77000 [ 1345.369116][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.369704][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.371264][ T32] r5:8501a38c r4:8501a000 [ 1345.400655][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.400835][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.400886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.401018][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.401072][ T32] r4:85093380 [ 1345.401474][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.401664][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.402443][ T32] r4:00000001 [ 1345.402771][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.402860][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.402923][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.403454][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.403743][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.403927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.404118][ T32] r4:8508f600 [ 1345.404837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.406305][ T32] INFO: task kworker/1:913:5982 blocked for more than 471 seconds. [ 1345.406385][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.406439][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.406490][ T32] task:kworker/1:913 state:D stack:0 pid:5982 tgid:5982 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.406833][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.407151][ T32] Call trace: [ 1345.407227][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.407526][ T32] r10:82918644 r9:ec99dd84 r8:00000002 r7:60000013 r6:ec99dd8c r5:85803000 [ 1345.407593][ T32] r4:85803000 [ 1345.407778][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.408187][ T32] r5:85803000 r4:82918640 [ 1345.409341][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.409478][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.409579][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 [ 1345.409837][ T32] r4:00000000 [ 1345.451228][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.451466][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.452129][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.452231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c08c0 [ 1345.452475][ T32] r4:00000000 [ 1345.452706][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.452916][ T32] r9:83018205 r8:85803000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [ 1345.453037][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.453135][ T32] r5:00001000 r4:ec6a1000 [ 1345.453180][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.453260][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1345.453442][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.454503][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1345.456222][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1345.456605][ T32] r5:800e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1345.456918][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1345.457301][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1345.458037][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1345.458439][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 4 printk messages dropped ** [ 1345.458832][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1345.459227][ T32] task:kworker/0:511 state:D stack:0 pid:5986 tgid:5986 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.477174][ T32] r5:85805400 r4:82918640 ** 2 printk messages dropped ** [ 1345.477662][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a9e08 ** 8 printk messages dropped ** [ 1345.478525][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1345.479379][ T32] r10:61c88647 r9:85805400 r8:8470f7ac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1345.494782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1345.496684][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1345.498049][ T32] r4:e06a9dc0 [ 1345.498100][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.498188][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.498235][ T32] r4:00000000 [ 1345.498490][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.498594][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.498647][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.498736][ T32] r5:00001000 r4:dfb77000 [ 1345.498787][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.498871][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.498981][ T32] r5:8501a38c r4:8501a000 [ 1345.499065][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.499196][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.499246][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.499341][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.499405][ T32] r4:85093380 [ 1345.499466][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.499564][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.499644][ T32] r4:00000001 [ 1345.499715][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.499829][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.499926][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.510487][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.510711][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.510790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.510843][ T32] r4:8508f600 [ 1345.510924][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.511009][ T32] INFO: task kworker/1:914:5988 blocked for more than 472 seconds. [ 1345.511079][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.511131][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.511179][ T32] task:kworker/1:914 state:D stack:0 pid:5988 tgid:5988 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.511415][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.511609][ T32] Call trace: [ 1345.511767][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.511889][ T32] r10:82918644 r9:ec9a5d84 r8:00000002 r7:60000113 r6:ec9a5d8c r5:85803c00 [ 1345.511942][ T32] r4:85803c00 [ 1345.511985][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.512070][ T32] r5:85803c00 r4:82918640 [ 1345.512115][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.512198][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.512290][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 [ 1345.512336][ T32] r4:00000000 [ 1345.512378][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.512455][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.512539][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.512649][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0c80 [ 1345.512778][ T32] r4:00000000 [ 1345.512828][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.512927][ T32] r9:83018205 r8:85803c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1345.513004][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.513095][ T32] r5:00001000 r4:ec707000 [ 1345.513224][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.513315][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.513424][ T32] r5:857ddf8c r4:857ddc00 [ 1345.513472][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.513570][ T32] r7:ddde2d40 r6:83018200 r5:857ddf8c r4:852ce500 [ 1345.513615][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.513874][ T32] r10:61c88647 r9:85803c00 r8:852ce52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.513985][ T32] r4:852ce500 [ 1345.514034][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.514123][ T32] r10:00000000 r9:852ce500 r8:8027ed34 r7:ec99de60 r6:852ce580 r5:85803c00 [ 1345.514259][ T32] r4:00000001 [ 1345.514307][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.514430][ T32] Exception stack(0xec9a5fb0 to 0xec9a5ff8) [ 1345.514580][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1345.514693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.514786][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.514854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.514903][ T32] r4:852c0880 [ 1345.515742][ T32] INFO: task kworker/1:914:5988 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.515974][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.516412][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.516511][ T32] Call trace: [ 1345.516653][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.516817][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.516906][ T32] r4:00000000 [ 1345.516953][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.517031][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.517094][ T32] 9d20: 8dc32000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.517158][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.517239][ T32] 9d60: 800e0013 ffffffff [ 1345.517373][ T32] r5:800e0013 r4:80239bd0 [ 1345.517467][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 6 printk messages dropped ** [ 1345.518086][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1345.518712][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1345.519550][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1345.551692][ T32] r4:8589e000 ** 1 printk messages dropped ** [ 1345.551835][ T32] r5:8589e000 r4:82918640 ** 3 printk messages dropped ** [ 1345.552135][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1345.552761][ T32] r9:83018005 r8:8589e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 ** 12 printk messages dropped ** [ 1345.553734][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1345.554216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1345.556430][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 16 printk messages dropped ** [ 1345.558122][ T32] r5:00001000 r4:dfb77000 ** 12 printk messages dropped ** [ 1345.559092][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.559148][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.559209][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.559279][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.559344][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.559390][ T32] r4:8508f600 [ 1345.559452][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.559511][ T32] INFO: task kworker/1:915:5991 blocked for more than 472 seconds. [ 1345.559573][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.559623][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.559723][ T32] task:kworker/1:915 state:D stack:0 pid:5991 tgid:5991 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.592271][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.592531][ T32] Call trace: [ 1345.592608][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.592726][ T32] r10:82918644 r9:ec9b1d84 r8:00000002 r7:60000113 r6:ec9b1d8c r5:8589d400 [ 1345.592784][ T32] r4:8589d400 [ 1345.592849][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.592937][ T32] r5:8589d400 r4:82918640 [ 1345.593024][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.593114][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.593208][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 [ 1345.593256][ T32] r4:00000000 [ 1345.593316][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.593399][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.593481][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1345.593680][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1345.595032][ T32] r10:61c88647 r9:8589d400 r8:852ce62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 13 printk messages dropped ** [ 1345.597119][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1345.598263][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1345.598651][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1345.599152][ T32] r5:00001000 r4:dfb77000 ** 8 printk messages dropped ** [ 1345.629650][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 10 printk messages dropped ** [ 1345.631349][ T32] INFO: task kworker/1:916:5994 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.632168][ T32] r5:85802400 r4:82918640 [ 1345.632211][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.632664][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1345.633582][ T32] r7:ddde2d40 r6:83018200 r5:857ddb8c r4:852ce680 ** 3 printk messages dropped ** [ 1345.633820][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.633907][ T32] r10:00000000 r9:852ce680 r8:8027ed34 r7:ec9a5e60 r6:852ce700 r5:85802400 [ 1345.634068][ T32] r4:00000001 [ 1345.634187][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.634267][ T32] Exception stack(0xec999fb0 to 0xec999ff8) [ 1345.634319][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.634413][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.634567][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.634635][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.634812][ T32] r4:852c0c00 [ 1345.635643][ T32] INFO: task kworker/1:916:5994 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.635751][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.636008][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.636111][ T32] Call trace: [ 1345.636178][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.636277][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.636325][ T32] r4:00000000 [ 1345.636365][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.636443][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.636507][ T32] 9d20: 8eb2c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.636569][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.636620][ T32] 9d60: 800e0013 ffffffff [ 1345.636668][ T32] r5:800e0013 r4:80239bd0 [ 1345.636769][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.636870][ T32] r4:82ac11e4 [ 1345.636913][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.637003][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.637051][ T32] r4:e06a9dc0 [ 1345.637092][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.637179][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.637286][ T32] r4:00000000 [ 1345.637477][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.637588][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.637705][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.637799][ T32] r5:00001000 r4:dfb77000 [ 1345.637841][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.637924][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.638093][ T32] r5:8501a38c r4:8501a000 [ 1345.638198][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.638297][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.638341][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.638436][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.638665][ T32] r4:85093380 [ 1345.638715][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.638816][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.638932][ T32] r4:00000001 [ 1345.638980][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.639054][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.639194][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.639260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.639318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.639472][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.639597][ T32] r4:8508f600 [ 1345.639683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.639742][ T32] INFO: task kworker/1:917:5996 blocked for more than 472 seconds. [ 1345.639892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.670666][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.670755][ T32] task:kworker/1:917 state:D stack:0 pid:5996 tgid:5996 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.670883][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.671569][ T32] Call trace: [ 1345.672269][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.672386][ T32] r10:82918644 r9:ec9add84 r8:00000002 r7:60000113 r6:ec9add8c r5:85806000 ** 2 printk messages dropped ** [ 1345.672566][ T32] r5:85806000 r4:82918640 ** 3 printk messages dropped ** [ 1345.672891][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1345.674095][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 14 printk messages dropped ** [ 1345.675375][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1345.677730][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 17 printk messages dropped ** [ 1345.679422][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 16 printk messages dropped ** [ 1345.713182][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1345.715079][ T32] r5:85806c00 r4:82918640 [ 1345.715232][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.716091][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 13 printk messages dropped ** [ 1345.717655][ T32] r4:852ce880 ** 4 printk messages dropped ** [ 1345.720024][ T32] Exception stack(0xec9b9fb0 to 0xec9b9ff8) [ 1345.750742][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.750851][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.750913][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.750977][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.751063][ T32] r4:852c0d80 [ 1345.751936][ T32] INFO: task kworker/1:918:5997 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.752017][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.752607][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.752741][ T32] Call trace: [ 1345.752821][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.753463][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.753617][ T32] r4:00000000 [ 1345.753964][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.754057][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.754437][ T32] 9d20: 8f6c3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.754512][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.755337][ T32] 9d60: 800e0013 ffffffff [ 1345.755684][ T32] r5:800e0013 r4:80239bd0 [ 1345.755885][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.756004][ T32] r4:82ac11e4 [ 1345.756113][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.756209][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.756351][ T32] r4:e06a9dc0 [ 1345.756400][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.756493][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.756543][ T32] r4:00000000 [ 1345.756588][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.756686][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.756947][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.757044][ T32] r5:00001000 r4:dfb77000 [ 1345.757093][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.757528][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1345.758159][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1345.758864][ T32] INFO: task kworker/1:919:5999 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1345.784526][ T32] r5:85804800 r4:82918640 ** 3 printk messages dropped ** [ 1345.784884][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.785658][ T32] r5:00001000 r4:ec721000 ** 10 printk messages dropped ** [ 1345.786560][ T32] r4:00000001 ** 8 printk messages dropped ** [ 1345.788218][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 18 printk messages dropped ** [ 1345.814671][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.815572][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1345.816416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1345.817728][ T32] r5:85800000 r4:82918640 [ 1345.817772][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1345.818426][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1345.819146][ T32] r7:ddde2d40 r6:83018200 r5:857deb8c r4:852cea80 ** 10 printk messages dropped ** [ 1345.831110][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1345.832892][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.832977][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.833038][ T32] 9d20: 8ff6f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.833096][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.833159][ T32] 9d60: 800e0013 ffffffff [ 1345.833213][ T32] r5:800e0013 r4:80239bd0 [ 1345.833256][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.833342][ T32] r4:82ac11e4 [ 1345.833386][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.833471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.833517][ T32] r4:e06a9dc0 [ 1345.833563][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.833651][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.833719][ T32] r4:00000000 [ 1345.833766][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.833870][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.833917][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.834001][ T32] r5:00001000 r4:dfb77000 [ 1345.834074][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.834162][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.834247][ T32] r5:8501a38c r4:8501a000 [ 1345.834324][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.834492][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.834544][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.834638][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.834716][ T32] r4:85093380 [ 1345.834853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.834982][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.835035][ T32] r4:00000001 [ 1345.835079][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.835152][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.835211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.835274][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1345.835389][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1345.837053][ T32] r5:85808c00 r4:82918640 [ 1345.837097][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 11 printk messages dropped ** [ 1345.838215][ T32] r5:00001000 r4:ec75b000 ** 8 printk messages dropped ** [ 1345.838967][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 16 printk messages dropped ** [ 1345.872855][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1345.874076][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 12 printk messages dropped ** [ 1345.875404][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1345.875910][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1345.877239][ T32] task:kworker/1:922 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1345.879712][ T32] r5:85899800 r4:82918640 [ 1345.879858][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1345.911434][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1345.912273][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.912830][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.913347][ T32] r5:857df78c r4:857df400 [ 1345.913449][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.913559][ T32] r7:ddde2d40 r6:83018200 r5:857df78c r4:852cec80 [ 1345.913645][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.913788][ T32] r10:61c88647 r9:85899800 r8:852cecac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.914544][ T32] r4:852cec80 [ 1345.914645][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.914744][ T32] r10:00000000 r9:852cec80 r8:8027ed34 r7:ec9c9e60 r6:8470f980 r5:85899800 [ 1345.914802][ T32] r4:00000001 [ 1345.914846][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.914925][ T32] Exception stack(0xec9cdfb0 to 0xec9cdff8) [ 1345.914991][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1345.915054][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.915127][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.915378][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.915431][ T32] r4:85292380 [ 1345.916634][ T32] INFO: task kworker/1:922:6005 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1345.916717][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.918462][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.919034][ T32] Call trace: [ 1345.919226][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1345.919381][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1345.919852][ T32] r4:00000000 [ 1345.960680][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1345.960848][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1345.960922][ T32] 9d20: 90d60000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1345.960994][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1345.961049][ T32] 9d60: 800e0013 ffffffff [ 1345.961215][ T32] r5:800e0013 r4:80239bd0 [ 1345.961269][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1345.961361][ T32] r4:82ac11e4 [ 1345.961408][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1345.961494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1345.961546][ T32] r4:e06a9dc0 [ 1345.961621][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1345.961758][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1345.961818][ T32] r4:00000000 [ 1345.961862][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1345.961958][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1345.962003][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1345.962094][ T32] r5:00001000 r4:dfb77000 [ 1345.962138][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1345.962217][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1345.962322][ T32] r5:8501a38c r4:8501a000 [ 1345.962439][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1345.962546][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1345.962593][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1345.962745][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1345.962807][ T32] r4:85093380 [ 1345.962853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1345.962946][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1345.962994][ T32] r4:00000001 [ 1345.963035][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1345.963107][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1345.963163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1345.963226][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1345.963314][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1345.963391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1345.963442][ T32] r4:8508f600 [ 1345.963491][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1345.963559][ T32] INFO: task kworker/1:923:6007 blocked for more than 472 seconds. [ 1345.963661][ T32] Not tainted 6.15.0-syzkaller #0 [ 1345.963746][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1345.963803][ T32] task:kworker/1:923 state:D stack:0 pid:6007 tgid:6007 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1345.963923][ T32] Workqueue: events bpf_prog_free_deferred [ 1345.964013][ T32] Call trace: [ 1345.964079][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1345.964171][ T32] r10:82918644 r9:ec9d1d84 r8:00000002 r7:60000013 r6:ec9d1d8c r5:8589c800 [ 1345.964267][ T32] r4:8589c800 [ 1345.964317][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1345.964429][ T32] r5:8589c800 r4:82918640 [ 1345.964507][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1345.964615][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1345.964712][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 [ 1345.964940][ T32] r4:00000000 [ 1345.965057][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1345.965142][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1345.965217][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1345.965839][ T32] r5:00001000 r4:ec777000 ** 6 printk messages dropped ** [ 1345.966556][ T32] r10:61c88647 r9:8589c800 r8:852ced2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1345.967389][ T32] r4:852924c0 ** 5 printk messages dropped ** [ 1345.968851][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1345.969732][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1346.001503][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1346.002414][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1346.003815][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.005311][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.007009][ T32] r5:8589ec00 r4:82918640 ** 1 printk messages dropped ** [ 1346.007335][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1346.008261][ T32] r9:83018205 r8:8589ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 ** 9 printk messages dropped ** [ 1346.009802][ T32] r4:852ced80 ** 5 printk messages dropped ** [ 1346.059392][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1346.062180][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1346.062568][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.062625][ T32] 9d60: 800e0013 ffffffff [ 1346.062919][ T32] r5:800e0013 r4:80239bd0 [ 1346.063009][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.063246][ T32] r4:82ac11e4 [ 1346.063371][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.063519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.063719][ T32] r4:e06a9dc0 [ 1346.063864][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.063979][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.064031][ T32] r4:00000000 [ 1346.064100][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.064526][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.064584][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.064710][ T32] r5:00001000 r4:dfb77000 [ 1346.064830][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.064918][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.065140][ T32] r5:8501a38c r4:8501a000 [ 1346.065262][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.065382][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1346.065515][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.065617][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.065667][ T32] r4:85093380 [ 1346.065711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.065847][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1346.065902][ T32] r4:00000001 [ 1346.066376][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.066457][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1346.066526][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.066591][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.066694][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.066793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.067267][ T32] r4:8508f600 [ 1346.067320][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.067411][ T32] INFO: task kworker/1:925:6011 blocked for more than 472 seconds. [ 1346.067485][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.067538][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.067583][ T32] task:kworker/1:925 state:D stack:0 pid:6011 tgid:6011 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.068281][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.068769][ T32] Call trace: [ 1346.068846][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.068939][ T32] r10:82918644 r9:ec9d9d84 r8:00000002 r7:60000013 r6:ec9d9d8c r5:85898000 [ 1346.069466][ T32] r4:85898000 [ 1346.069687][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.069784][ T32] r5:85898000 r4:82918640 [ 1346.069830][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.069942][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.095700][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 [ 1346.095795][ T32] r4:00000000 [ 1346.096364][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.096529][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.096621][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.096813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292ac0 [ 1346.096930][ T32] r4:00000000 [ 1346.096982][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.097383][ T32] r9:83018205 r8:85898000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [ 1346.097461][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.097561][ T32] r5:00001000 r4:ec82b000 [ 1346.097604][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.097701][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1346.097980][ T32] r7:ddde2d40 r6:83018200 r5:857e8f8c r4:852cee00 [ 1346.098128][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.098230][ T32] r10:61c88647 r9:85898000 r8:852cee2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.098281][ T32] r4:852cee00 [ 1346.098328][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.098426][ T32] r10:00000000 r9:852cee00 r8:8027ed34 r7:ec9d5e60 r6:8470fb00 r5:85898000 [ 1346.098497][ T32] r4:00000001 [ 1346.098548][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.098624][ T32] Exception stack(0xec9d9fb0 to 0xec9d9ff8) [ 1346.098689][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.098748][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.098810][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.098870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.098915][ T32] r4:85292740 [ 1346.099768][ T32] INFO: task kworker/1:925:6011 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1346.099924][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.110731][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.110878][ T32] Call trace: [ 1346.111013][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.111126][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.111176][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1346.111297][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1346.111913][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 10 printk messages dropped ** [ 1346.112700][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1346.113111][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1346.113626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1346.114930][ T32] r4:8580a400 ** 1 printk messages dropped ** [ 1346.115077][ T32] r5:8580a400 r4:82918640 [ 1346.115124][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.115387][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.116123][ T32] r9:83018205 r8:8580a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 ** 8 printk messages dropped ** [ 1346.116862][ T32] r10:61c88647 r9:8580a400 r8:852ceeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1346.118690][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1346.163109][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1346.163457][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1346.164308][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1346.164721][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.165470][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.165981][ T32] r5:8580b000 r4:82918640 [ 1346.166027][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.166108][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.166200][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 [ 1346.166251][ T32] r4:00000000 [ 1346.166294][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.166372][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.166446][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.166531][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ab740 [ 1346.166581][ T32] r4:00000000 [ 1346.166620][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.166708][ T32] r9:83018005 r8:8580b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [ 1346.166751][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.166847][ T32] r5:00001000 r4:ec7cf000 [ 1346.166976][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.167062][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.167150][ T32] r5:8584c38c r4:8584c000 [ 1346.167190][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.167364][ T32] r7:dddced40 r6:83018000 r5:8584c38c r4:8470fb80 [ 1346.167441][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.167552][ T32] r10:61c88647 r9:8580b000 r8:8470fbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1346.167607][ T32] r4:8470fb80 [ 1346.167649][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.167791][ T32] r10:00000000 r9:8470fb80 r8:8027ed34 r7:ec811e60 r6:852cef80 r5:8580b000 [ 1346.167989][ T32] r4:00000001 [ 1346.168040][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.168112][ T32] Exception stack(0xec9e5fb0 to 0xec9e5ff8) [ 1346.168167][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.168255][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.168317][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.168377][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 15 printk messages dropped ** [ 1346.191534][ T32] r4:82ac11e4 ** 12 printk messages dropped ** [ 1346.192755][ T32] r5:8501a38c r4:8501a000 ** 13 printk messages dropped ** [ 1346.193987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1346.195078][ T32] r5:85809800 r4:82918640 ** 2 printk messages dropped ** [ 1346.195468][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 [ 1346.195521][ T32] r4:00000000 [ 1346.195568][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.195685][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.195770][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.195864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292e00 [ 1346.195907][ T32] r4:00000000 [ 1346.195950][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.196048][ T32] r9:83018205 r8:85809800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [ 1346.196139][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1346.196497][ T32] r5:857e878c r4:857e8400 ** 12 printk messages dropped ** [ 1346.197461][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 19 printk messages dropped ** [ 1346.224097][ T32] r4:e06a9dc0 ** 13 printk messages dropped ** [ 1346.225324][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 20 printk messages dropped ** [ 1346.227471][ T32] r4:8589bc00 ** 1 printk messages dropped ** [ 1346.227610][ T32] r5:8589bc00 r4:82918640 [ 1346.227654][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.227763][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.227865][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 [ 1346.227949][ T32] r4:00000000 [ 1346.227999][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.228076][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.228151][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.228238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85604840 [ 1346.228284][ T32] r4:00000000 [ 1346.228359][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.228455][ T32] r9:83018005 r8:8589bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [ 1346.228504][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.228592][ T32] r5:00001000 r4:eb93d000 [ 1346.228633][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1346.229657][ T32] r4:8470fc00 ** 9 printk messages dropped ** [ 1346.256078][ T32] r4:852ab780 ** 11 printk messages dropped ** [ 1346.258052][ T32] 9d60: 800e0013 ffffffff ** 14 printk messages dropped ** [ 1346.259319][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1346.275264][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1346.276630][ T32] r5:85808000 r4:82918640 ** 8 printk messages dropped ** [ 1346.277430][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1346.278312][ T32] r4:85298100 ** 2 printk messages dropped ** [ 1346.278981][ T32] r4:00000001 [ 1346.279030][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.279229][ T32] Exception stack(0xec9edfb0 to 0xec9edff8) [ 1346.279308][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1346.279375][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.279430][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.279528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.279582][ T32] r4:85292e80 [ 1346.302447][ T32] INFO: task kworker/1:928:6021 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1346.302640][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.302791][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.302956][ T32] Call trace: [ 1346.303579][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.303732][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.303795][ T32] r4:00000000 [ 1346.303926][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.304034][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.304103][ T32] 9d20: 9306f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.304281][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.304670][ T32] 9d60: 800e0013 ffffffff [ 1346.304780][ T32] r5:800e0013 r4:80239bd0 [ 1346.305298][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.305527][ T32] r4:82ac11e4 [ 1346.305993][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.306526][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.306926][ T32] r4:e06a9dc0 [ 1346.307025][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.307133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.307264][ T32] r4:00000000 [ 1346.307311][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.307539][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.307592][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.307788][ T32] r5:00001000 r4:dfb77000 [ 1346.307840][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1346.307932][ T32] r5:8501a38c r4:8501a000 ** 5 printk messages dropped ** [ 1346.308292][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1346.308570][ T32] r4:8508f600 ** 7 printk messages dropped ** [ 1346.308992][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1346.309176][ T32] r5:8580c800 r4:82918640 [ 1346.309195][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1346.309451][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1346.309537][ T32] r4:00000000 [ 1346.309560][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.309605][ T32] r9:83018205 r8:8580c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [ 1346.309626][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.309667][ T32] r5:00001000 r4:ec833000 [ 1346.309686][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.309724][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.309765][ T32] r5:857e938c r4:857e9000 [ 1346.309790][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.309837][ T32] r7:ddde2d40 r6:83018200 r5:857e938c r4:85298200 [ 1346.309886][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.322320][ T32] r10:61c88647 r9:8580c800 r8:8529822c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.322363][ T32] r4:85298200 [ 1346.322387][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.322454][ T32] r10:00000000 r9:85298200 r8:8027ed34 r7:ec9d9e60 r6:85298280 r5:8580c800 [ 1346.322477][ T32] r4:00000001 [ 1346.322582][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.322625][ T32] Exception stack(0xec9f5fb0 to 0xec9f5ff8) [ 1346.322656][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.322685][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.322712][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.322742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.322764][ T32] r4:8529e140 [ 1346.323239][ T32] INFO: task kworker/1:929:6024 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1346.323276][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.323342][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.323392][ T32] Call trace: [ 1346.323424][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.323477][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.323500][ T32] r4:00000000 [ 1346.323520][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.323653][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.323733][ T32] 9d20: 932c5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.323764][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.323794][ T32] 9d60: 800e0013 ffffffff [ 1346.323818][ T32] r5:800e0013 r4:80239bd0 [ 1346.323837][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.323908][ T32] r4:82ac11e4 [ 1346.323933][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.323982][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.324006][ T32] r4:e06a9dc0 [ 1346.324050][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.324125][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.324151][ T32] r4:00000000 [ 1346.324172][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.324218][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 3 printk messages dropped ** [ 1346.324396][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1346.325400][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1346.325887][ T32] INFO: task kworker/1:930:6025 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.326302][ T32] r5:8580d400 r4:82918640 [ 1346.326365][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1346.326457][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 ** 7 printk messages dropped ** [ 1346.326705][ T32] r9:83018205 r8:8580d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 ** 9 printk messages dropped ** [ 1346.327471][ T32] r4:85298300 ** 7 printk messages dropped ** [ 1346.327768][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1346.328544][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1346.329070][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1346.329543][ T32] r5:00001000 r4:dfb77000 ** 4 printk messages dropped ** [ 1346.350954][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1346.351316][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1346.351977][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1346.352172][ T32] r5:8580e000 r4:82918640 ** 2 printk messages dropped ** [ 1346.352320][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec929e08 ** 8 printk messages dropped ** [ 1346.352615][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1346.352870][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.352920][ T32] r7:ddde2d40 r6:83018200 r5:857e9b8c r4:85298400 [ 1346.352964][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.353012][ T32] r10:61c88647 r9:8580e000 r8:8529842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.353037][ T32] r4:85298400 [ 1346.353056][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.353121][ T32] r10:00000000 r9:85298400 r8:8027ed34 r7:ec9f9e60 r6:85298480 r5:8580e000 [ 1346.353150][ T32] r4:00000001 [ 1346.353170][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.353206][ T32] Exception stack(0xec929fb0 to 0xec929ff8) [ 1346.353237][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.353267][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.353311][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.353342][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.353364][ T32] r4:8529e180 [ 1346.353845][ T32] INFO: task kworker/1:931:6028 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1346.353881][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.353962][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.354010][ T32] Call trace: [ 1346.354071][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.354126][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.354151][ T32] r4:00000000 [ 1346.354170][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.354208][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.354238][ T32] 9d20: 93765000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.354427][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.354493][ T32] 9d60: 800e0013 ffffffff [ 1346.354521][ T32] r5:800e0013 r4:80239bd0 [ 1346.354542][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.354605][ T32] r4:82ac11e4 [ 1346.354633][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.354677][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.354700][ T32] r4:e06a9dc0 [ 1346.354719][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.354857][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.354884][ T32] r4:00000000 [ 1346.354905][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.354950][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.354970][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.355012][ T32] r5:00001000 r4:dfb77000 [ 1346.355032][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.355071][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.355117][ T32] r5:8501a38c r4:8501a000 [ 1346.355174][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 5 printk messages dropped ** [ 1346.355434][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 12 printk messages dropped ** [ 1346.355946][ T32] task:kworker/1:932 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.356199][ T32] r5:8580ec00 r4:82918640 ** 1 printk messages dropped ** [ 1346.356258][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1346.356631][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1346.357022][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1346.357593][ T32] INFO: task kworker/1:932:6030 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 11 printk messages dropped ** [ 1346.358349][ T32] r5:800e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1346.358704][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 11 printk messages dropped ** [ 1346.359171][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1346.359708][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1346.393675][ T32] r4:84b20000 ** 1 printk messages dropped ** [ 1346.393872][ T32] r5:84b20000 r4:82918640 ** 1 printk messages dropped ** [ 1346.393956][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1346.394322][ T32] r5:00001000 r4:eb2c5000 ** 7 printk messages dropped ** [ 1346.394678][ T32] r4:85298600 ** 5 printk messages dropped ** [ 1346.394858][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1346.395782][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.395806][ T32] r4:00000000 [ 1346.395826][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.395864][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.395894][ T32] 9d20: 940b8000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.395922][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.395945][ T32] 9d60: 800e0013 ffffffff [ 1346.395968][ T32] r5:800e0013 r4:80239bd0 [ 1346.395987][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.396028][ T32] r4:82ac11e4 [ 1346.396048][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.396154][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.396181][ T32] r4:e06a9dc0 [ 1346.396201][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.396244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.396266][ T32] r4:00000000 [ 1346.396285][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.396378][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.396403][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.396445][ T32] r5:00001000 r4:dfb77000 [ 1346.396497][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.396563][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.396609][ T32] r5:8501a38c r4:8501a000 [ 1346.396794][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.396845][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1346.396866][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.396925][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.396974][ T32] r4:85093380 [ 1346.397013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.397077][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1346.397113][ T32] r4:00000001 [ 1346.397137][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.397173][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1346.397201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.397229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.397259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.397304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.397348][ T32] r4:8508f600 [ 1346.397372][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.397402][ T32] INFO: task kworker/1:934:6034 blocked for more than 472 seconds. [ 1346.397430][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.397453][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.397475][ T32] task:kworker/1:934 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.397520][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.397563][ T32] Call trace: [ 1346.397593][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.397640][ T32] r10:82918644 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:84b23000 [ 1346.397744][ T32] r4:84b23000 [ 1346.397768][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.397836][ T32] r5:84b23000 r4:82918640 [ 1346.397859][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.397901][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.397947][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 [ 1346.397970][ T32] r4:00000000 [ 1346.397994][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.398049][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.398091][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.398132][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529e740 [ 1346.398154][ T32] r4:00000000 [ 1346.398172][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.398219][ T32] r9:83018205 r8:84b23000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.398257][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1346.398359][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1346.399474][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.412688][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1346.413220][ T32] r5:800e0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1346.413642][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.413859][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1346.414208][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1346.414737][ T32] INFO: task kworker/1:935:6035 blocked for more than 472 seconds. ** 9 printk messages dropped ** [ 1346.415291][ T32] r5:84b20c00 r4:82918640 [ 1346.415310][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1346.415535][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 12 printk messages dropped ** [ 1346.416054][ T32] r10:61c88647 r9:84b20c00 r8:8529872c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.416080][ T32] r4:85298700 [ 1346.416100][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.416145][ T32] r10:00000000 r9:85298700 r8:8027ed34 r7:eca11e60 r6:8470fe00 r5:84b20c00 [ 1346.416175][ T32] r4:00000001 [ 1346.416196][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.416232][ T32] Exception stack(0xeca15fb0 to 0xeca15ff8) [ 1346.416288][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1346.416353][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.416493][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.416525][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.416657][ T32] r4:8529e640 [ 1346.417054][ T32] INFO: task kworker/1:935:6035 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1346.417089][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.417179][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.417247][ T32] Call trace: [ 1346.417280][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.417501][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.417530][ T32] r4:00000000 [ 1346.417576][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.417618][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.417649][ T32] 9d20: 940b8000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.417701][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.417729][ T32] 9d60: 800e0013 ffffffff [ 1346.417782][ T32] r5:800e0013 r4:80239bd0 [ 1346.417808][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.417850][ T32] r4:82ac11e4 [ 1346.417870][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.417911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.417982][ T32] r4:e06a9dc0 [ 1346.418011][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.418075][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.418101][ T32] r4:00000000 [ 1346.418276][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.418337][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.418363][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.418433][ T32] r5:00001000 r4:dfb77000 [ 1346.418478][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.418521][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.418564][ T32] r5:8501a38c r4:8501a000 [ 1346.418584][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.418630][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1346.418685][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.418758][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.418788][ T32] r4:85093380 [ 1346.418821][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.418877][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1346.418900][ T32] r4:00000001 [ 1346.418919][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.418953][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1346.418978][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.419156][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.419187][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.419266][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.419292][ T32] r4:8508f600 [ 1346.419317][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.419344][ T32] INFO: task kworker/1:936:6036 blocked for more than 472 seconds. [ 1346.419374][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.419496][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.419531][ T32] task:kworker/1:936 state:D stack:0 pid:6036 tgid:6036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.419730][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.419783][ T32] Call trace: [ 1346.419816][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.440391][ T32] r10:82918644 r9:eca19d84 r8:00000002 r7:60000113 r6:eca19d8c r5:84b21800 ** 2 printk messages dropped ** [ 1346.440569][ T32] r5:84b21800 r4:82918640 [ 1346.440589][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.440739][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.440965][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1346.441162][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1346.441334][ T32] r10:61c88647 r9:84b21800 r8:852987ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.441357][ T32] r4:85298780 [ 1346.441377][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.441421][ T32] r10:00000000 r9:85298780 r8:8027ed34 r7:eca15e60 r6:8470fe80 r5:84b21800 [ 1346.441443][ T32] r4:00000001 [ 1346.441462][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.441558][ T32] Exception stack(0xeca19fb0 to 0xeca19ff8) [ 1346.441797][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.441830][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.441907][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.441940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1346.442623][ T32] Call trace: ** 7 printk messages dropped ** [ 1346.442891][ T32] 9d60: 800e0013 ffffffff ** 6 printk messages dropped ** [ 1346.443114][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1346.443408][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1346.443721][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.443959][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1346.444143][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.444602][ T32] r5:84b22400 r4:82918640 [ 1346.444624][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1346.445104][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.445294][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1346.445459][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1346.446098][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1346.446706][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1346.447095][ T32] 9d60: 800e0013 ffffffff ** 6 printk messages dropped ** [ 1346.447502][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1346.447936][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1346.448203][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1346.448449][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1346.449068][ T32] r10:82918644 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:84b23c00 ** 2 printk messages dropped ** [ 1346.449234][ T32] r5:84b23c00 r4:82918640 ** 3 printk messages dropped ** [ 1346.449830][ T32] r4:00000000 [ 1346.449923][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.485008][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.485126][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.485208][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529eb80 [ 1346.485237][ T32] r4:00000000 [ 1346.485259][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.485308][ T32] r9:83018205 r8:84b23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [ 1346.485331][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.485408][ T32] r5:00001000 r4:eb9b1000 [ 1346.485433][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.485528][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.485584][ T32] r5:857eb38c r4:857eb000 [ 1346.485604][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.485651][ T32] r7:ddde2d40 r6:83018200 r5:857eb38c r4:85298880 [ 1346.485701][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.485752][ T32] r10:61c88647 r9:84b23c00 r8:852988ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.485779][ T32] r4:85298880 [ 1346.485800][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.485845][ T32] r10:00000000 r9:85298880 r8:8027ed34 r7:eca15e60 r6:8470ff80 r5:84b23c00 [ 1346.485867][ T32] r4:00000001 [ 1346.485899][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.485940][ T32] Exception stack(0xeca29fb0 to 0xeca29ff8) [ 1346.485993][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.486026][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.486075][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.486129][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.486154][ T32] r4:8529eb40 [ 1346.486621][ T32] INFO: task kworker/1:938:6040 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1346.486682][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.486790][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.486843][ T32] Call trace: [ 1346.486877][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.486926][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.486949][ T32] r4:00000000 [ 1346.486969][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.487028][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.487062][ T32] 9d20: 94d77000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.487091][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.487114][ T32] 9d60: 800e0013 ffffffff [ 1346.487148][ T32] r5:800e0013 r4:80239bd0 [ 1346.487172][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.487213][ T32] r4:82ac11e4 [ 1346.487234][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.487276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.487297][ T32] r4:e06a9dc0 [ 1346.487316][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.487382][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.487409][ T32] r4:00000000 [ 1346.487428][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1346.487618][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1346.487973][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1346.488186][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1346.488453][ T32] task:kworker/1:939 state:D stack:0 pid:6042 tgid:6042 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1346.488976][ T32] r5:84b24800 r4:82918640 [ 1346.489054][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.489550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ca300 ** 9 printk messages dropped ** [ 1346.498332][ T32] r7:ddde2d40 r6:83018200 r5:857f0f8c r4:85298900 ** 7 printk messages dropped ** [ 1346.498656][ T32] Exception stack(0xeca31fb0 to 0xeca31ff8) ** 6 printk messages dropped ** [ 1346.499419][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1346.505951][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1346.506120][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1346.506514][ T32] r4:85093380 [ 1346.506534][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.506578][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1346.506600][ T32] r4:00000001 [ 1346.506619][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.506653][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1346.506713][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.506745][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.506771][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.506805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.506841][ T32] r4:8508f600 [ 1346.506866][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.506897][ T32] INFO: task kworker/1:940:6044 blocked for more than 473 seconds. [ 1346.507004][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.507078][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.507104][ T32] task:kworker/1:940 state:D stack:0 pid:6044 tgid:6044 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.507290][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.507356][ T32] Call trace: [ 1346.507388][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.507439][ T32] r10:82918644 r9:eca39d84 r8:00000002 r7:60000013 r6:eca39d8c r5:84b25400 [ 1346.507462][ T32] r4:84b25400 [ 1346.507481][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.507521][ T32] r5:84b25400 r4:82918640 [ 1346.507540][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.507596][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.507647][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 [ 1346.507708][ T32] r4:00000000 [ 1346.507734][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.507825][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.507869][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.507911][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529edc0 [ 1346.507934][ T32] r4:00000000 [ 1346.507980][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.508109][ T32] r9:83018205 r8:84b25400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [ 1346.508134][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.508179][ T32] r5:00001000 r4:eba1b000 [ 1346.508224][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.508289][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.508336][ T32] r5:857ebb8c r4:857eb800 [ 1346.508360][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.508409][ T32] r7:ddde2d40 r6:83018200 r5:857ebb8c r4:85298980 [ 1346.508431][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.508477][ T32] r10:61c88647 r9:84b25400 r8:852989ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.508500][ T32] r4:85298980 [ 1346.508519][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.508611][ T32] r10:00000000 r9:85298980 r8:8027ed34 r7:eca31e60 r6:851a3080 r5:84b25400 [ 1346.508637][ T32] r4:00000001 [ 1346.508656][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.508693][ T32] Exception stack(0xeca39fb0 to 0xeca39ff8) [ 1346.508777][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.508809][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.508846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.508902][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.508928][ T32] r4:8529ec80 [ 1346.509381][ T32] INFO: task kworker/1:940:6044 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1346.509416][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.509527][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.509575][ T32] Call trace: [ 1346.509606][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.509669][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.509696][ T32] r4:00000000 [ 1346.509716][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.509781][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.509827][ T32] 9d20: 94d77000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1346.522815][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1346.522949][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1346.523509][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1346.523768][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 8 printk messages dropped ** [ 1346.524206][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1346.524574][ T32] r5:856a8c00 r4:82918640 [ 1346.524594][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1346.524864][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852abe80 ** 11 printk messages dropped ** [ 1346.525258][ T32] r10:61c88647 r9:856a8c00 r8:85298a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1346.525551][ T32] r4:852ab040 ** 2 printk messages dropped ** [ 1346.526113][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.526159][ T32] Call trace: [ 1346.526188][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.526237][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.526260][ T32] r4:00000000 [ 1346.526286][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.526326][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.526355][ T32] 9d20: 950ea000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.526385][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.526408][ T32] 9d60: 800e0013 ffffffff [ 1346.526431][ T32] r5:800e0013 r4:80239bd0 [ 1346.526451][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.526491][ T32] r4:82ac11e4 [ 1346.526510][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.526553][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.526576][ T32] r4:e06a9dc0 [ 1346.526595][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.526636][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.526658][ T32] r4:00000000 [ 1346.526677][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.526721][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.526742][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.526790][ T32] r5:00001000 r4:dfb77000 [ 1346.526828][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.526872][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.526950][ T32] r5:8501a38c r4:8501a000 [ 1346.526974][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.527045][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1346.527092][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.527141][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.527238][ T32] r4:85093380 [ 1346.527424][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.527475][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1346.527498][ T32] r4:00000001 [ 1346.527545][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1346.527785][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1346.527842][ T32] r4:8508f600 [ 1346.527885][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.527991][ T32] INFO: task kworker/1:942:6048 blocked for more than 473 seconds. [ 1346.528025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.528050][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.528072][ T32] task:kworker/1:942 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.528117][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.528178][ T32] Call trace: [ 1346.528286][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.528333][ T32] r10:82918644 r9:eca49d84 r8:00000002 r7:60000013 r6:eca49d8c r5:856a9800 [ 1346.528356][ T32] r4:856a9800 [ 1346.528375][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.528414][ T32] r5:856a9800 r4:82918640 [ 1346.528433][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.528541][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.528592][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 [ 1346.528614][ T32] r4:00000000 [ 1346.528633][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.528672][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.528707][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.528747][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ca040 [ 1346.528770][ T32] r4:00000000 [ 1346.528796][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 3 printk messages dropped ** [ 1346.528922][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1346.529255][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1346.553054][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1346.553811][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1346.553961][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1346.554463][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1346.555516][ T32] INFO: task kworker/1:943:6051 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.556482][ T32] r5:8580bc00 r4:82918640 ** 3 printk messages dropped ** [ 1346.556815][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1346.557239][ T32] r5:00001000 r4:ebb89000 ** 13 printk messages dropped ** [ 1346.557704][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1346.559207][ T32] r4:00000000 [ 1346.559448][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.559490][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.559519][ T32] 9d20: 95387000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.559548][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.559572][ T32] 9d60: 800e0013 ffffffff [ 1346.559708][ T32] r5:800e0013 r4:80239bd0 [ 1346.559752][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.559896][ T32] r4:82ac11e4 [ 1346.578218][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.578406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.578470][ T32] r4:e06a9dc0 [ 1346.578521][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.578619][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.578670][ T32] r4:00000000 [ 1346.578718][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1346.579551][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 16 printk messages dropped ** [ 1346.591837][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.592361][ T32] r5:84906c00 r4:82918640 ** 6 printk messages dropped ** [ 1346.592886][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 17 printk messages dropped ** [ 1346.594282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 23 printk messages dropped ** [ 1346.596940][ T32] r4:e06a9dc0 ** 12 printk messages dropped ** [ 1346.598067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 23 printk messages dropped ** [ 1346.630625][ T32] r5:85818000 r4:82918640 ** 5 printk messages dropped ** [ 1346.631259][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 20 printk messages dropped ** [ 1346.633225][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1346.634943][ T32] r4:00000000 [ 1346.634987][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.635068][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.635133][ T32] 9d20: 95a36000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.635195][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.635267][ T32] 9d60: 800e0013 ffffffff [ 1346.635333][ T32] r5:800e0013 r4:80239bd0 [ 1346.635380][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.635484][ T32] r4:82ac11e4 [ 1346.635547][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.635638][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.635722][ T32] r4:e06a9dc0 [ 1346.635775][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.635887][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.635939][ T32] r4:00000000 [ 1346.635982][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.636082][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.636164][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.636274][ T32] r5:00001000 r4:dfb77000 [ 1346.636342][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.636431][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.636544][ T32] r5:8501a38c r4:8501a000 [ 1346.636597][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.636719][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1346.636774][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.636883][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.636938][ T32] r4:85093380 [ 1346.637005][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.637109][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1346.637181][ T32] r4:00000001 [ 1346.637311][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.637425][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1346.637493][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.637557][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.637631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.637699][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.637751][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1346.638106][ T32] task:kworker/1:946 state:D stack:0 pid:6058 tgid:6058 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1346.639050][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1346.666577][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1346.668920][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1346.679779][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 20 printk messages dropped ** [ 1346.686211][ T32] task:kworker/1:947 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 13 printk messages dropped ** [ 1346.687467][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 15 printk messages dropped ** [ 1346.688812][ T32] r10:00000000 r9:85298f00 r8:8027ed34 r7:eca55e60 r6:85298f80 r5:85819800 ** 18 printk messages dropped ** [ 1346.705857][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 18 printk messages dropped ** [ 1346.707279][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 5 printk messages dropped ** [ 1346.707731][ T32] r4:00000001 [ 1346.707785][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.707869][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1346.707973][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.708051][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.708120][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.708187][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.708239][ T32] r4:8508f600 [ 1346.708290][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.708371][ T32] INFO: task kworker/1:948:6062 blocked for more than 473 seconds. [ 1346.708479][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.708545][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.708598][ T32] task:kworker/1:948 state:D stack:0 pid:6062 tgid:6062 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.708726][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.708844][ T32] Call trace: [ 1346.708919][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.709017][ T32] r10:82918644 r9:eca61d84 r8:00000002 r7:60000113 r6:eca61d8c r5:8581a400 [ 1346.709067][ T32] r4:8581a400 [ 1346.709114][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.709199][ T32] r5:8581a400 r4:82918640 [ 1346.709269][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.709364][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.709487][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca61e08 [ 1346.709549][ T32] r4:00000000 [ 1346.709609][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.709699][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.709781][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.735296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ca880 [ 1346.735386][ T32] r4:00000000 [ 1346.735445][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.735629][ T32] r9:83018205 r8:8581a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1346.735733][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.735857][ T32] r5:00001000 r4:ebc53000 [ 1346.735910][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1346.736313][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1346.737074][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 14 printk messages dropped ** [ 1346.739180][ T32] r5:800e0013 r4:80239bd0 ** 10 printk messages dropped ** [ 1346.750881][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 16 printk messages dropped ** [ 1346.752284][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1346.753568][ T32] r5:8581b000 r4:82918640 ** 3 printk messages dropped ** [ 1346.753930][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1346.754468][ T32] r9:83018205 r8:8581b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 ** 15 printk messages dropped ** [ 1346.756036][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 18 printk messages dropped ** [ 1346.758739][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1346.759512][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 18 printk messages dropped ** [ 1346.794349][ T32] INFO: task kworker/1:950:6066 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1346.795335][ T32] r5:8581bc00 r4:82918640 ** 11 printk messages dropped ** [ 1346.796368][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1346.796875][ T32] r7:ddde2d40 r6:83018200 r5:857f278c r4:85103200 [ 1346.796960][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.797057][ T32] r10:61c88647 r9:8581bc00 r8:8510322c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.797145][ T32] r4:85103200 [ 1346.797197][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.797298][ T32] r10:00000000 r9:85103200 r8:8027ed34 r7:eca65e60 r6:85103280 r5:8581bc00 [ 1346.797378][ T32] r4:00000001 [ 1346.797433][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.797515][ T32] Exception stack(0xeca69fb0 to 0xeca69ff8) [ 1346.797595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.797663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.797728][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.797794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.797879][ T32] r4:852caac0 [ 1346.798741][ T32] INFO: task kworker/1:950:6066 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1346.798882][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.799037][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.799149][ T32] Call trace: [ 1346.799223][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1346.799327][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.799379][ T32] r4:00000000 [ 1346.799425][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.799797][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.818104][ T32] 9d20: 9659c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.818305][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.818387][ T32] 9d60: 800e0013 ffffffff [ 1346.818465][ T32] r5:800e0013 r4:80239bd0 [ 1346.818521][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.818662][ T32] r4:82ac11e4 [ 1346.818728][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 1 printk messages dropped ** [ 1346.818896][ T32] r4:e06a9dc0 ** 12 printk messages dropped ** [ 1346.830674][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 18 printk messages dropped ** [ 1346.832239][ T32] Call trace: ** 4 printk messages dropped ** [ 1346.832638][ T32] r5:8581c800 r4:82918640 ** 3 printk messages dropped ** [ 1346.832943][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1346.833785][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1346.838266][ T32] Workqueue: events bpf_prog_free_deferred ** 15 printk messages dropped ** [ 1346.839718][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 20 printk messages dropped ** [ 1346.865984][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.867245][ T32] r5:8581d400 r4:82918640 ** 6 printk messages dropped ** [ 1346.867810][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 18 printk messages dropped ** [ 1346.869332][ T32] Exception stack(0xeca71fb0 to 0xeca71ff8) ** 16 printk messages dropped ** [ 1346.893263][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1346.893805][ T32] r4:e06a9dc0 [ 1346.893868][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.893965][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.894018][ T32] r4:00000000 [ 1346.894068][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.894170][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.894224][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.894320][ T32] r5:00001000 r4:dfb77000 [ 1346.894370][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.894482][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.894601][ T32] r5:8501a38c r4:8501a000 [ 1346.894653][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.894761][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1346.894814][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.894917][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.894994][ T32] r4:85093380 [ 1346.895052][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.895178][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1346.895241][ T32] r4:00000001 [ 1346.895293][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.895391][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1346.895457][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.895563][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.895635][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.895719][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.895771][ T32] r4:8508f600 [ 1346.895827][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.895949][ T32] INFO: task kworker/1:953:6072 blocked for more than 473 seconds. [ 1346.896029][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1346.896572][ T32] r10:82918644 r9:eca75d84 r8:00000002 r7:60000113 r6:eca75d8c r5:8581e000 ** 5 printk messages dropped ** [ 1346.897121][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 ** 16 printk messages dropped ** [ 1346.899008][ T32] r10:61c88647 r9:8581e000 r8:8510352c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 17 printk messages dropped ** [ 1346.916720][ T32] r4:00000000 ** 11 printk messages dropped ** [ 1346.918377][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 20 printk messages dropped ** [ 1346.940337][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1346.941220][ T32] r5:8581ec00 r4:82918640 ** 5 printk messages dropped ** [ 1346.941617][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 16 printk messages dropped ** [ 1346.942969][ T32] r10:00000000 r9:85103600 r8:8027ed34 r7:eca75e60 r6:85103680 r5:8581ec00 ** 13 printk messages dropped ** [ 1346.944158][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1346.944182][ T32] r4:00000000 [ 1346.944202][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1346.944239][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1346.944269][ T32] 9d20: 96f67000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1346.944298][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1346.944344][ T32] 9d60: 800e0013 ffffffff [ 1346.944373][ T32] r5:800e0013 r4:80239bd0 [ 1346.944394][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1346.944436][ T32] r4:82ac11e4 [ 1346.944480][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1346.944527][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1346.944555][ T32] r4:e06a9dc0 [ 1346.944576][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.944617][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1346.944640][ T32] r4:00000000 [ 1346.944671][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.944720][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1346.944741][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.944784][ T32] r5:00001000 r4:dfb77000 [ 1346.944803][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1346.944842][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1346.944884][ T32] r5:8501a38c r4:8501a000 [ 1346.944904][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1346.944949][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1346.944970][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1346.945015][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1346.945036][ T32] r4:85093380 [ 1346.945055][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1346.945099][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1346.945121][ T32] r4:00000001 [ 1346.945140][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1346.945174][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1346.945200][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.945229][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.945255][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.945283][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.945304][ T32] r4:8508f600 [ 1346.945324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.945348][ T32] INFO: task kworker/1:955:6076 blocked for more than 473 seconds. [ 1346.945376][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.945425][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1346.945762][ T32] r5:85820c00 r4:82918640 ** 5 printk messages dropped ** [ 1346.945950][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 18 printk messages dropped ** [ 1346.946676][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 20 printk messages dropped ** [ 1346.947934][ T32] r4:82ac11e4 ** 11 printk messages dropped ** [ 1346.948555][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 21 printk messages dropped ** [ 1346.949732][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.982016][ T32] r5:85821800 r4:82918640 ** 5 printk messages dropped ** [ 1346.982259][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 14 printk messages dropped ** [ 1346.982887][ T32] r4:85103800 ** 11 printk messages dropped ** [ 1346.983844][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 26 printk messages dropped ** [ 1346.984838][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1346.985110][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1346.985136][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1346.985164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1346.985189][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1346.985217][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1346.985273][ T32] r4:8508f600 [ 1346.985322][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1346.985356][ T32] INFO: task kworker/1:957:6080 blocked for more than 473 seconds. [ 1346.985391][ T32] Not tainted 6.15.0-syzkaller #0 [ 1346.985429][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1346.985455][ T32] task:kworker/1:957 state:D stack:0 pid:6080 tgid:6080 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1346.985501][ T32] Workqueue: events bpf_prog_free_deferred [ 1346.985577][ T32] Call trace: [ 1346.985613][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1346.985683][ T32] r10:82918644 r9:eca85d84 r8:00000002 r7:60000013 r6:eca85d8c r5:85823000 [ 1346.985709][ T32] r4:85823000 [ 1346.985729][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1346.985770][ T32] r5:85823000 r4:82918640 [ 1346.985802][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1346.985846][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.985891][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca85e08 [ 1346.985913][ T32] r4:00000000 [ 1346.985931][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.985970][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.986030][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.986077][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856be940 ** 5 printk messages dropped ** [ 1346.986271][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1346.986608][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1346.986775][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1346.987310][ T32] Call trace: ** 6 printk messages dropped ** [ 1346.987528][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1346.987955][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1346.988326][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1346.988816][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1346.989145][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1346.989397][ T32] r5:85822400 r4:82918640 ** 1 printk messages dropped ** [ 1346.989480][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1346.989526][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca89e08 [ 1346.989552][ T32] r4:00000000 [ 1346.989571][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1346.989610][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1346.989646][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1346.989685][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bebc0 [ 1346.989708][ T32] r4:00000000 [ 1346.989726][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1346.989770][ T32] r9:83018205 r8:85822400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [ 1346.989791][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1346.989870][ T32] r5:00001000 r4:ec89f000 [ 1347.001657][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.001777][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.001976][ T32] r5:858d8b8c r4:858d8800 [ 1347.002004][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.002054][ T32] r7:ddde2d40 r6:83018200 r5:858d8b8c r4:85103a00 [ 1347.002075][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.002122][ T32] r10:61c88647 r9:85822400 r8:85103a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.002144][ T32] r4:85103a00 [ 1347.002164][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.002210][ T32] r10:00000000 r9:85103a00 r8:8027ed34 r7:eca85e60 r6:85103a80 r5:85822400 [ 1347.002233][ T32] r4:00000001 [ 1347.002252][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.002288][ T32] Exception stack(0xeca89fb0 to 0xeca89ff8) [ 1347.002318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.002346][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.002373][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.002401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.002452][ T32] r4:856be880 ** 1 printk messages dropped ** [ 1347.002982][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.003744][ T32] r4:e06a9dc0 ** 8 printk messages dropped ** [ 1347.004417][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1347.004725][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 17 printk messages dropped ** [ 1347.006991][ T32] r5:85824800 r4:82918640 [ 1347.007292][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 15 printk messages dropped ** [ 1347.008165][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 24 printk messages dropped ** [ 1347.009396][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 20 printk messages dropped ** [ 1347.040792][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1347.041174][ T32] INFO: task kworker/1:960:6086 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.041564][ T32] r5:85825400 r4:82918640 [ 1347.041584][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1347.041881][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1347.042317][ T32] r7:ddde2d40 r6:83018200 r5:858d938c r4:85103c00 ** 7 printk messages dropped ** [ 1347.042583][ T32] Exception stack(0xeca91fb0 to 0xeca91ff8) ** 6 printk messages dropped ** [ 1347.043315][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.043949][ T32] r4:82ac11e4 [ 1347.043970][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.044011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.044033][ T32] r4:e06a9dc0 [ 1347.044051][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.044138][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.044165][ T32] r4:00000000 [ 1347.044355][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.044404][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.044426][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.044467][ T32] r5:00001000 r4:dfb77000 [ 1347.044564][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.044609][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.044650][ T32] r5:8501a38c r4:8501a000 [ 1347.044715][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.044766][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.044787][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.044832][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.044855][ T32] r4:85093380 [ 1347.044874][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.044917][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.045523][ T32] r4:00000001 [ 1347.045554][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.045590][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.045616][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.045644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.045670][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.045697][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.045720][ T32] r4:8508f600 [ 1347.045756][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.045788][ T32] INFO: task kworker/1:961:6088 blocked for more than 473 seconds. [ 1347.045818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.045841][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.045862][ T32] task:kworker/1:961 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.045908][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.046013][ T32] Call trace: [ 1347.046049][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.046096][ T32] r10:82918644 r9:eca95d84 r8:00000002 r7:60000013 r6:eca95d8c r5:85823c00 [ 1347.046118][ T32] r4:85823c00 [ 1347.046136][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.046178][ T32] r5:85823c00 r4:82918640 [ 1347.046198][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.046237][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.046281][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca95e08 [ 1347.046303][ T32] r4:00000000 [ 1347.046321][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.046359][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.046416][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.046714][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85865000 [ 1347.046742][ T32] r4:00000000 [ 1347.046762][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.046807][ T32] r9:83018205 r8:85823c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [ 1347.046829][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.046870][ T32] r5:00001000 r4:ec919000 [ 1347.046889][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.046928][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.046969][ T32] r5:858d978c r4:858d9400 [ 1347.046988][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.047031][ T32] r7:ddde2d40 r6:83018200 r5:858d978c r4:85103d00 [ 1347.047050][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.047094][ T32] r10:61c88647 r9:85823c00 r8:85103d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.047309][ T32] r4:85103d00 [ 1347.047333][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.047395][ T32] r10:00000000 r9:85103d00 r8:8027ed34 r7:eca91e60 r6:85103d80 r5:85823c00 [ 1347.047423][ T32] r4:00000001 [ 1347.047446][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1347.047739][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.048684][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1347.049357][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1347.049819][ T32] r5:00001000 r4:dfb77000 ** 4 printk messages dropped ** [ 1347.070659][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1347.070888][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1347.071128][ T32] INFO: task kworker/1:962:6090 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.071730][ T32] r5:85826c00 r4:82918640 [ 1347.071799][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1347.071914][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.072228][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1347.072699][ T32] r7:ddde2d40 r6:83018200 r5:858d9f8c r4:85103e00 ** 5 printk messages dropped ** [ 1347.073061][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.073192][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.073991][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1347.074360][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1347.074515][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1347.075026][ T32] r4:85093380 [ 1347.075044][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.075089][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.075112][ T32] r4:00000001 [ 1347.075133][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.075167][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.075193][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.075220][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.075245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.075272][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.075311][ T32] r4:8508f600 [ 1347.075338][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.075413][ T32] INFO: task kworker/1:963:6092 blocked for more than 473 seconds. [ 1347.075523][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.075601][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.075679][ T32] task:kworker/1:963 state:D stack:0 pid:6092 tgid:6092 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.075731][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.075773][ T32] Call trace: [ 1347.075803][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.075874][ T32] r10:82918644 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:85820000 [ 1347.075902][ T32] r4:85820000 [ 1347.075921][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.075963][ T32] r5:85820000 r4:82918640 [ 1347.075982][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.076022][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.076068][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 [ 1347.076089][ T32] r4:00000000 [ 1347.076108][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.076146][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.076181][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.076224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858653c0 [ 1347.076247][ T32] r4:00000000 [ 1347.076267][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.076310][ T32] r9:83018205 r8:85820000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [ 1347.076331][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.076400][ T32] r5:00001000 r4:ec933000 [ 1347.076425][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.076466][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.076541][ T32] r5:858d9b8c r4:858d9800 [ 1347.076583][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.076636][ T32] r7:ddde2d40 r6:83018200 r5:858d9b8c r4:85103f00 [ 1347.076658][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.076705][ T32] r10:61c88647 r9:85820000 r8:85103f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.076727][ T32] r4:85103f00 [ 1347.076752][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.076801][ T32] r10:00000000 r9:85103f00 r8:8027ed34 r7:eca99e60 r6:85103f80 r5:85820000 [ 1347.076825][ T32] r4:00000001 [ 1347.076921][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.076963][ T32] Exception stack(0xeca7dfb0 to 0xeca7dff8) [ 1347.077014][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.077143][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.077174][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.077202][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.077227][ T32] r4:85865380 [ 1347.077588][ T32] INFO: task kworker/1:963:6092 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.077623][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.077679][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.077727][ T32] Call trace: [ 1347.077765][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.077815][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.077839][ T32] r4:00000000 [ 1347.077858][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.077895][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.077926][ T32] 9d20: 98375000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.077954][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.077978][ T32] 9d60: 800e0013 ffffffff [ 1347.078006][ T32] r5:800e0013 r4:80239bd0 [ 1347.078026][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.078072][ T32] r4:82ac11e4 [ 1347.078094][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.078140][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.078227][ T32] r4:e06a9dc0 [ 1347.078253][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.078295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.078318][ T32] r4:00000000 [ 1347.078337][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.078380][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.078514][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 2 printk messages dropped ** [ 1347.078986][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.079499][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.101343][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.101903][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.102777][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.102877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa5e08 ** 5 printk messages dropped ** [ 1347.103339][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.103794][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.104660][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.104854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1347.105741][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1347.105986][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1347.106249][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1347.106815][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1347.107013][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.107041][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.107067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.107113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.107139][ T32] r4:8508f600 [ 1347.107159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.107184][ T32] INFO: task kworker/1:965:6095 blocked for more than 473 seconds. [ 1347.107212][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.107235][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.107255][ T32] task:kworker/1:965 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.107298][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.107340][ T32] Call trace: [ 1347.107370][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.107416][ T32] r10:82918644 r9:ecaa9d84 r8:00000002 r7:60000013 r6:ecaa9d8c r5:856abc00 [ 1347.107440][ T32] r4:856abc00 [ 1347.107496][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.107547][ T32] r5:856abc00 r4:82918640 [ 1347.107592][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.107661][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.107725][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 [ 1347.107747][ T32] r4:00000000 [ 1347.107767][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.107806][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.107842][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.107881][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85865740 [ 1347.107902][ T32] r4:00000000 [ 1347.107923][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.108000][ T32] r9:83018205 r8:856abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [ 1347.108026][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.108069][ T32] r5:00001000 r4:ecaab000 [ 1347.108190][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.108277][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.108324][ T32] r5:858da38c r4:858da000 [ 1347.108346][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.108389][ T32] r7:ddde2d40 r6:83018200 r5:858da38c r4:85867080 [ 1347.108437][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.108486][ T32] r10:61c88647 r9:856abc00 r8:858670ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.108551][ T32] r4:85867080 [ 1347.108574][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.108670][ T32] r10:00000000 r9:85867080 r8:8027ed34 r7:ecaa5e60 r6:851a3280 r5:856abc00 [ 1347.108697][ T32] r4:00000001 [ 1347.108734][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.108800][ T32] Exception stack(0xecaa9fb0 to 0xecaa9ff8) [ 1347.108840][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.108886][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.108917][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.108969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.108995][ T32] r4:858654c0 [ 1347.109313][ T32] INFO: task kworker/1:965:6095 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.109347][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.109424][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.109518][ T32] Call trace: [ 1347.109555][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.109605][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.109628][ T32] r4:00000000 [ 1347.109647][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.109685][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.109715][ T32] 9d20: 98772000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.109743][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.109765][ T32] 9d60: 800e0013 ffffffff [ 1347.109787][ T32] r5:800e0013 r4:80239bd0 [ 1347.109872][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.140499][ T32] r4:82ac11e4 [ 1347.140580][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.140675][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.140798][ T32] r4:e06a9dc0 [ 1347.140873][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.140931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.140981][ T32] r4:00000000 [ 1347.141007][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.141058][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.141080][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.141126][ T32] r5:00001000 r4:dfb77000 [ 1347.141147][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.141230][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.141278][ T32] r5:8501a38c r4:8501a000 [ 1347.141300][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.141352][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.141375][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.141424][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.141459][ T32] r4:85093380 [ 1347.141484][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.141814][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.142042][ T32] task:kworker/1:966 state:D stack:0 pid:6098 tgid:6098 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 1 printk messages dropped ** [ 1347.142174][ T32] Call trace: [ 1347.142344][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.142401][ T32] r10:82918644 r9:ecab9d84 r8:00000002 r7:60000113 r6:ecab9d8c r5:856ac800 [ 1347.142425][ T32] r4:856ac800 [ 1347.142470][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.142515][ T32] r5:856ac800 r4:82918640 [ 1347.142542][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.142582][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.142628][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 [ 1347.142650][ T32] r4:00000000 [ 1347.142669][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.142706][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.142742][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.142782][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858658c0 [ 1347.142803][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.142896][ T32] r9:83018205 r8:856ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 ** 6 printk messages dropped ** [ 1347.143241][ T32] r7:ddde2d40 r6:83018200 r5:858dab8c r4:85867100 ** 5 printk messages dropped ** [ 1347.143448][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.143658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1347.144632][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1347.144986][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1347.145118][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 10 printk messages dropped ** [ 1347.145657][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1347.145852][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1347.146096][ T32] INFO: task kworker/1:967:6100 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.146470][ T32] r5:856ae000 r4:82918640 ** 1 printk messages dropped ** [ 1347.146532][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1347.146626][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1347.146908][ T32] r5:00001000 r4:ecac1000 ** 5 printk messages dropped ** [ 1347.147266][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.147780][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.148467][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1347.148908][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1347.149086][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 7 printk messages dropped ** [ 1347.149401][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.149770][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.166667][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.167060][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.167107][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad5e08 [ 1347.167130][ T32] r4:00000000 [ 1347.167173][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.167216][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.167259][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.167352][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85865b00 [ 1347.167378][ T32] r4:00000000 [ 1347.167399][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.167447][ T32] r9:83018205 r8:856ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [ 1347.167469][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.167511][ T32] r5:00001000 r4:ecad7000 [ 1347.167531][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.167580][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.167621][ T32] r5:858db38c r4:858db000 [ 1347.167641][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.167710][ T32] r7:ddde2d40 r6:83018200 r5:858db38c r4:85867200 [ 1347.167733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.167778][ T32] r10:61c88647 r9:856ad400 r8:8586722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.167801][ T32] r4:85867200 [ 1347.167822][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.167866][ T32] r10:00000000 r9:85867200 r8:8027ed34 r7:ecac9e60 r6:851a3400 r5:856ad400 [ 1347.167989][ T32] r4:00000001 [ 1347.168016][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.168053][ T32] Exception stack(0xecad5fb0 to 0xecad5ff8) [ 1347.168083][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.168111][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.168137][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.168190][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.168216][ T32] r4:858659c0 [ 1347.168737][ T32] INFO: task kworker/1:968:6102 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.168800][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.168889][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.168954][ T32] Call trace: [ 1347.169039][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.169177][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.169218][ T32] r4:00000000 [ 1347.169241][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.169280][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.169310][ T32] 9d20: 98fb8000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.169408][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.169471][ T32] 9d60: 800e0013 ffffffff [ 1347.169501][ T32] r5:800e0013 r4:80239bd0 [ 1347.169528][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.169577][ T32] r4:82ac11e4 [ 1347.169617][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.169665][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.169765][ T32] r4:e06a9dc0 [ 1347.169870][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.182328][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.182448][ T32] r4:00000000 [ 1347.182479][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.182588][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.182616][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.182664][ T32] r5:00001000 r4:dfb77000 [ 1347.182685][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.182725][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.182791][ T32] r5:8501a38c r4:8501a000 [ 1347.182895][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.182947][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.182969][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.183015][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.183037][ T32] r4:85093380 [ 1347.183056][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.183125][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.183152][ T32] r4:00000001 [ 1347.183172][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.183236][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.183269][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.183321][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.183378][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.183410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.183463][ T32] r4:8508f600 [ 1347.183490][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.183542][ T32] INFO: task kworker/1:969:6104 blocked for more than 473 seconds. ** 3 printk messages dropped ** [ 1347.183845][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.184158][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.184202][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 ** 3 printk messages dropped ** [ 1347.184392][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1347.184678][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.185069][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.185267][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1347.186018][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.186265][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1347.186674][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1347.186937][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1347.187227][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1347.187657][ T32] INFO: task kworker/1:970:6105 blocked for more than 473 seconds. ** 9 printk messages dropped ** [ 1347.188173][ T32] r5:856a8000 r4:82918640 ** 1 printk messages dropped ** [ 1347.188311][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.188474][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 1 printk messages dropped ** [ 1347.188593][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85865c40 [ 1347.188643][ T32] r4:00000000 [ 1347.188667][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.188740][ T32] r9:83018205 r8:856a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [ 1347.188813][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.188907][ T32] r5:00001000 r4:ecadd000 [ 1347.188939][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.188980][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.189022][ T32] r5:858db78c r4:858db400 [ 1347.189043][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.189087][ T32] r7:ddde2d40 r6:83018200 r5:858db78c r4:85867300 [ 1347.189137][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.189211][ T32] r10:61c88647 r9:856a8000 r8:8586732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.189237][ T32] r4:85867300 [ 1347.189256][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.189300][ T32] r10:00000000 r9:85867300 r8:8027ed34 r7:ecae9e60 r6:851a3500 r5:856a8000 [ 1347.189322][ T32] r4:00000001 [ 1347.189340][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.189374][ T32] Exception stack(0xecaedfb0 to 0xecaedff8) [ 1347.189400][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.189484][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.189516][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.189552][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.189575][ T32] r4:85865b40 [ 1347.215126][ T32] INFO: task kworker/1:970:6105 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.215281][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.215376][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.215465][ T32] Call trace: [ 1347.215620][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.215747][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.215818][ T32] r4:00000000 [ 1347.215857][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.215901][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.215934][ T32] 9d20: 99991000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.215991][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.216029][ T32] 9d60: 800e0013 ffffffff [ 1347.216073][ T32] r5:800e0013 r4:80239bd0 [ 1347.216096][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.216140][ T32] r4:82ac11e4 [ 1347.216186][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.216247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.216270][ T32] r4:e06a9dc0 [ 1347.216290][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.216331][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.216387][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.216550][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1347.216951][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1347.217183][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1347.217482][ T32] INFO: task kworker/1:971:6107 blocked for more than 473 seconds. ** 7 printk messages dropped ** [ 1347.217902][ T32] r4:84b26000 ** 3 printk messages dropped ** [ 1347.218064][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.218109][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecafde08 ** 2 printk messages dropped ** [ 1347.218219][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.218671][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1347.219003][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.219214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1347.226389][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1347.226864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 6 printk messages dropped ** [ 1347.227120][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.227475][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.227922][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.228321][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.228686][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.228745][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb05e08 ** 2 printk messages dropped ** [ 1347.228849][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.229124][ T32] r5:00001000 r4:ecaf9000 ** 6 printk messages dropped ** [ 1347.229479][ T32] r10:61c88647 r9:84b26c00 r8:8586742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1347.229762][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1347.245125][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.245389][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1347.245767][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.246017][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.246091][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.246159][ T32] r5:8501a38c r4:8501a000 [ 1347.246212][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.246263][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.246316][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.246365][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.246387][ T32] r4:85093380 [ 1347.246461][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.246509][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.246539][ T32] r4:00000001 [ 1347.246559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.246625][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.246655][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.246682][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.246707][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.246734][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.246756][ T32] r4:8508f600 [ 1347.246778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.246807][ T32] INFO: task kworker/1:973:6111 blocked for more than 473 seconds. [ 1347.246869][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.246898][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.246919][ T32] task:kworker/1:973 state:D stack:0 pid:6111 tgid:6111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.246996][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.247075][ T32] Call trace: [ 1347.247106][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.247152][ T32] r10:82918644 r9:ecb19d84 r8:00000002 r7:60000113 r6:ecb19d8c r5:84a18c00 [ 1347.247174][ T32] r4:84a18c00 [ 1347.247194][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.247261][ T32] r5:84a18c00 r4:82918640 [ 1347.247283][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.247324][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.247368][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 [ 1347.247391][ T32] r4:00000000 [ 1347.247442][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.247484][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.247520][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.247573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6840 [ 1347.247595][ T32] r4:00000000 [ 1347.247613][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.247688][ T32] r9:83018205 r8:84a18c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [ 1347.247717][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.247793][ T32] r5:00001000 r4:eb4a1000 [ 1347.247835][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.247877][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.247919][ T32] r5:858e1f8c r4:858e1c00 [ 1347.247967][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.248019][ T32] r7:ddde2d40 r6:83018200 r5:858e1f8c r4:85867500 [ 1347.248040][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.248116][ T32] r10:61c88647 r9:84a18c00 r8:8586752c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.248141][ T32] r4:85867500 [ 1347.248160][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.248204][ T32] r10:00000000 r9:85867500 r8:8027ed34 r7:ecae9e60 r6:851a3680 r5:84a18c00 [ 1347.248225][ T32] r4:00000001 [ 1347.248243][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.248277][ T32] Exception stack(0xecb19fb0 to 0xecb19ff8) [ 1347.248302][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.248331][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.248389][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.248420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.248441][ T32] r4:858654c0 [ 1347.248789][ T32] INFO: task kworker/1:973:6111 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.248821][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.248934][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.249007][ T32] Call trace: [ 1347.249065][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.249119][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.249142][ T32] r4:00000000 [ 1347.249187][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.249229][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.249258][ T32] 9d20: 99e2c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.249322][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1347.249610][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1347.249792][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1347.266636][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.267017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.267460][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.267777][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.267859][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.268004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b60c0 ** 9 printk messages dropped ** [ 1347.268398][ T32] r7:ddde2d40 r6:83018200 r5:858e078c r4:85867580 ** 8 printk messages dropped ** [ 1347.268706][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.269718][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1347.278926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1347.279339][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.292379][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.292891][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.293171][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.293294][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1347.293712][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.293760][ T32] r5:00001000 r4:ecb2b000 [ 1347.293782][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.293856][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.293925][ T32] r5:858e0b8c r4:858e0800 [ 1347.293949][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.293998][ T32] r7:ddde2d40 r6:83018200 r5:858e0b8c r4:85867480 [ 1347.294018][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.294062][ T32] r10:61c88647 r9:84a19800 r8:858674ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.294084][ T32] r4:85867480 [ 1347.294103][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.294166][ T32] r10:00000000 r9:85867480 r8:8027ed34 r7:ecb19e60 r6:851a3780 r5:84a19800 [ 1347.294192][ T32] r4:00000001 [ 1347.294225][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.294264][ T32] Exception stack(0xecb35fb0 to 0xecb35ff8) [ 1347.294291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.294328][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.294400][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.294434][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.294456][ T32] r4:855b62c0 [ 1347.294937][ T32] INFO: task kworker/1:975:6115 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.294994][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.295108][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.295175][ T32] Call trace: [ 1347.295226][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.295301][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.295329][ T32] r4:00000000 [ 1347.295369][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.295442][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.295474][ T32] 9d20: 9a788000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.295504][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.295577][ T32] 9d60: 800e0013 ffffffff [ 1347.295630][ T32] r5:800e0013 r4:80239bd0 [ 1347.295655][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.295732][ T32] r4:82ac11e4 [ 1347.295753][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.295844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.295870][ T32] r4:e06a9dc0 [ 1347.295890][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.295930][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.295976][ T32] r4:00000000 [ 1347.295999][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.296044][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.296083][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.296128][ T32] r5:00001000 r4:dfb77000 [ 1347.296148][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.296186][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.296227][ T32] r5:8501a38c r4:8501a000 [ 1347.296266][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.296325][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.296348][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.296392][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.296435][ T32] r4:85093380 [ 1347.296522][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.296579][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.296600][ T32] r4:00000001 [ 1347.296619][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.296653][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.296679][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.296727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.296767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.296818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.296855][ T32] r4:8508f600 [ 1347.296922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.296951][ T32] INFO: task kworker/1:976:6117 blocked for more than 473 seconds. [ 1347.296980][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.297004][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.297024][ T32] task:kworker/1:976 state:D stack:0 pid:6117 tgid:6117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.297090][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.297135][ T32] Call trace: [ 1347.297165][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.297210][ T32] r10:82918644 r9:ecb41d84 r8:00000002 r7:60000113 r6:ecb41d8c r5:84a1bc00 [ 1347.297275][ T32] r4:84a1bc00 [ 1347.297312][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.297355][ T32] r5:84a1bc00 r4:82918640 [ 1347.297374][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.297430][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.297501][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb41e08 [ 1347.297576][ T32] r4:00000000 [ 1347.297599][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.297651][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.297691][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.297731][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6300 [ 1347.297753][ T32] r4:00000000 [ 1347.297772][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.297815][ T32] r9:83018205 r8:84a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [ 1347.297836][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.297898][ T32] r5:00001000 r4:ecb31000 [ 1347.297949][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1347.298105][ T32] r7:ddde2d40 r6:83018200 r5:858e0f8c r4:85867680 ** 8 printk messages dropped ** [ 1347.298486][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1347.299448][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.299827][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.320623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1347.321159][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 8 printk messages dropped ** [ 1347.321564][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.321948][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.322304][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.322479][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.323048][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1347.323470][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1347.324479][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.324648][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1347.324934][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.324976][ T32] r4:00000000 [ 1347.325020][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.325077][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.325115][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.325183][ T32] r5:00001000 r4:dfb77000 [ 1347.325206][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.325256][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.325324][ T32] r5:8501a38c r4:8501a000 [ 1347.325346][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.325391][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.325433][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.325523][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.325557][ T32] r4:85093380 [ 1347.325587][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.325636][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.325657][ T32] r4:00000001 [ 1347.325677][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.325741][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.325817][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.325869][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.325899][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.325948][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.325997][ T32] r4:8508f600 [ 1347.326050][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.326099][ T32] INFO: task kworker/1:978:6121 blocked for more than 473 seconds. [ 1347.326130][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.326153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.326174][ T32] task:kworker/1:978 state:D stack:0 pid:6121 tgid:6121 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.326216][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.326326][ T32] Call trace: [ 1347.326404][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.326452][ T32] r10:82918644 r9:ec78dd84 r8:00000002 r7:60000013 r6:ec78dd8c r5:84a1a400 [ 1347.326476][ T32] r4:84a1a400 [ 1347.326494][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.326562][ T32] r5:84a1a400 r4:82918640 [ 1347.326609][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.326654][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.326699][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec78de08 [ 1347.326720][ T32] r4:00000000 [ 1347.326760][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.326802][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.326838][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.326877][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b64c0 [ 1347.326898][ T32] r4:00000000 [ 1347.326940][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.327008][ T32] r9:83018205 r8:84a1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [ 1347.327066][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.327217][ T32] r5:00001000 r4:dfafd000 [ 1347.327261][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.327303][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.327346][ T32] r5:858e178c r4:858e1400 [ 1347.327366][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.327408][ T32] r7:ddde2d40 r6:83018200 r5:858e178c r4:85867700 [ 1347.327427][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.327470][ T32] r10:61c88647 r9:84a1a400 r8:8586772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.327512][ T32] r4:85867700 [ 1347.327541][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 3 printk messages dropped ** [ 1347.327832][ T32] Exception stack(0xec78dfb0 to 0xec78dff8) ** 7 printk messages dropped ** [ 1347.328456][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1347.328737][ T32] 9d20: 9ac1c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1347.329094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1347.329575][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1347.329974][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1347.352770][ T32] Not tainted 6.15.0-syzkaller #0 ** 9 printk messages dropped ** [ 1347.353339][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.353665][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 ** 7 printk messages dropped ** [ 1347.353996][ T32] r9:83018205 r8:84a1c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 ** 9 printk messages dropped ** [ 1347.354538][ T32] r4:85867780 ** 6 printk messages dropped ** [ 1347.354832][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1347.355476][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.355575][ T32] Call trace: [ 1347.355629][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.355710][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.355766][ T32] r4:00000000 [ 1347.355798][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.355841][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.355870][ T32] 9d20: 9b220000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.355951][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.355978][ T32] 9d60: 800e0013 ffffffff [ 1347.356001][ T32] r5:800e0013 r4:80239bd0 [ 1347.356020][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.356061][ T32] r4:82ac11e4 [ 1347.356099][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.356146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.356168][ T32] r4:e06a9dc0 [ 1347.356187][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.356228][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.356250][ T32] r4:00000000 [ 1347.356269][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.356313][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.356408][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.356453][ T32] r5:00001000 r4:dfb77000 [ 1347.356473][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.356512][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.356559][ T32] r5:8501a38c r4:8501a000 [ 1347.356579][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.356623][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.356643][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.356687][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.356708][ T32] r4:85093380 [ 1347.356726][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.356769][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.356791][ T32] r4:00000001 [ 1347.356810][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 6 printk messages dropped ** [ 1347.357018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 12 printk messages dropped ** [ 1347.357555][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.357634][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb5de08 [ 1347.357678][ T32] r4:00000000 [ 1347.357700][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.357763][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.357805][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.357845][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6d00 [ 1347.357867][ T32] r4:00000000 [ 1347.357886][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.357928][ T32] r9:83018205 r8:84a1e000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [ 1347.357950][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.358007][ T32] r5:00001000 r4:eb901000 [ 1347.358030][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.358099][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.358153][ T32] r5:858e2f8c r4:858e2c00 [ 1347.358185][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.358251][ T32] r7:ddde2d40 r6:83018200 r5:858e2f8c r4:85867800 [ 1347.358285][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.358333][ T32] r10:61c88647 r9:84a1e000 r8:8586782c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.358355][ T32] r4:85867800 [ 1347.358373][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.358415][ T32] r10:00000000 r9:85867800 r8:8027ed34 r7:ecb19e60 r6:851a3a00 r5:84a1e000 [ 1347.358436][ T32] r4:00000001 [ 1347.358465][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.358502][ T32] Exception stack(0xecb5dfb0 to 0xecb5dff8) [ 1347.358529][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.358563][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.358589][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.358616][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.358689][ T32] r4:855b6780 [ 1347.359058][ T32] INFO: task kworker/1:980:6126 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.359092][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.359180][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.359254][ T32] Call trace: [ 1347.359305][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.359357][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.359380][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.359548][ T32] r5:800e0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1347.359863][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.376065][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1347.376449][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.376823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1347.377279][ T32] r4:84a1ec00 ** 4 printk messages dropped ** [ 1347.377493][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 [ 1347.377515][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.377632][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1347.377875][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1347.378316][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1347.379094][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1347.379527][ T32] r5:800e0013 r4:80239bd0 ** 7 printk messages dropped ** [ 1347.379832][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.392539][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1347.393040][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.393273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1347.393746][ T32] r4:84a1d400 ** 4 printk messages dropped ** [ 1347.393969][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca9de08 ** 3 printk messages dropped ** [ 1347.394126][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.394438][ T32] r5:858e278c r4:858e2400 ** 6 printk messages dropped ** [ 1347.394740][ T32] r10:00000000 r9:85867900 r8:8027ed34 r7:ecb5de60 r6:851a3b00 r5:84a1d400 ** 9 printk messages dropped ** [ 1347.395519][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.395771][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.395893][ T32] r4:00000000 [ 1347.395917][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.395979][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.396011][ T32] 9d20: 9b7a9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.396039][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.396072][ T32] 9d60: 800e0013 ffffffff [ 1347.396098][ T32] r5:800e0013 r4:80239bd0 [ 1347.396119][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.396184][ T32] r4:82ac11e4 [ 1347.396422][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.396468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.396512][ T32] r4:e06a9dc0 [ 1347.396584][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.396629][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.396673][ T32] r4:00000000 [ 1347.396717][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.396811][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.396836][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.396879][ T32] r5:00001000 r4:dfb77000 [ 1347.396898][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.396935][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.396975][ T32] r5:8501a38c r4:8501a000 [ 1347.396994][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.397037][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.397056][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.397110][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.397156][ T32] r4:85093380 [ 1347.397178][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.397259][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.397287][ T32] r4:00000001 [ 1347.397308][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.397362][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.397413][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.397444][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.397470][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.397518][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.397570][ T32] r4:8508f600 [ 1347.397594][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.397618][ T32] INFO: task kworker/1:983:6132 blocked for more than 473 seconds. [ 1347.397645][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.397667][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.397697][ T32] task:kworker/1:983 state:D stack:0 pid:6132 tgid:6132 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.397745][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.397801][ T32] Call trace: [ 1347.397921][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.397969][ T32] r10:82918644 r9:ecb65d84 r8:00000002 r7:60000113 r6:ecb65d8c r5:856ab000 [ 1347.397998][ T32] r4:856ab000 [ 1347.398038][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.398082][ T32] r5:856ab000 r4:82918640 [ 1347.398123][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.398189][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.398258][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 [ 1347.398305][ T32] r4:00000000 [ 1347.398328][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.398367][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.398403][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.398463][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6bc0 [ 1347.398512][ T32] r4:00000000 [ 1347.398538][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.398583][ T32] r9:83018205 r8:856ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [ 1347.398604][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.398658][ T32] r5:00001000 r4:eb86b000 ** 1 printk messages dropped ** [ 1347.398719][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.399075][ T32] r10:00000000 r9:85867980 r8:8027ed34 r7:ecb5de60 r6:851a3b80 r5:856ab000 ** 9 printk messages dropped ** [ 1347.399775][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1347.423498][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1347.423834][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1347.424128][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.424477][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.424800][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.425161][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb69e08 [ 1347.425186][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1347.425296][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.425871][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1347.426277][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1347.427250][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 12 printk messages dropped ** [ 1347.427927][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.428338][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1347.428650][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1347.429036][ T32] INFO: task kworker/1:985:6138 blocked for more than 473 seconds. ** 6 printk messages dropped ** [ 1347.429352][ T32] r10:82918644 r9:ecb55d84 r8:00000002 r7:60000013 r6:ecb55d8c r5:85160c00 [ 1347.429375][ T32] r4:85160c00 [ 1347.429416][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.429481][ T32] r5:85160c00 r4:82918640 [ 1347.429502][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.429559][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.429612][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb55e08 [ 1347.429636][ T32] r4:00000000 [ 1347.429657][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.429708][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.429750][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.429794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6f00 [ 1347.429817][ T32] r4:00000000 [ 1347.429918][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.452837][ T32] r9:83018205 r8:85160c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [ 1347.452910][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.452989][ T32] r5:00001000 r4:eb991000 [ 1347.453012][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.453077][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.453126][ T32] r5:858e338c r4:858e3000 [ 1347.453147][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.453195][ T32] r7:ddde2d40 r6:83018200 r5:858e338c r4:85867a80 [ 1347.453238][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.453290][ T32] r10:61c88647 r9:85160c00 r8:85867aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.453335][ T32] r4:85867a80 [ 1347.453360][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.453428][ T32] r10:00000000 r9:85867a80 r8:8027ed34 r7:ecb69e60 r6:851a3c80 r5:85160c00 [ 1347.453456][ T32] r4:00000001 [ 1347.453486][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.453558][ T32] Exception stack(0xecb55fb0 to 0xecb55ff8) [ 1347.453598][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.453629][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.453656][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.453695][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.453723][ T32] r4:855b6c40 [ 1347.454215][ T32] INFO: task kworker/1:985:6138 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.454257][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.454346][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.454402][ T32] Call trace: [ 1347.454450][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.454559][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.454590][ T32] r4:00000000 [ 1347.454611][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.454675][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.454711][ T32] 9d20: 9c25b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.454741][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.454794][ T32] 9d60: 800e0013 ffffffff [ 1347.454845][ T32] r5:800e0013 r4:80239bd0 [ 1347.454869][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.454950][ T32] r4:82ac11e4 [ 1347.454976][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.455038][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.455100][ T32] r4:e06a9dc0 [ 1347.455155][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.455224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.455274][ T32] r4:00000000 [ 1347.455299][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.455347][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.455371][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 4 printk messages dropped ** [ 1347.455582][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1347.456045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1347.456609][ T32] r10:82918644 r9:ecb6dd84 r8:00000002 r7:60000113 r6:ecb6dd8c r5:85161800 ** 5 printk messages dropped ** [ 1347.456916][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 ** 3 printk messages dropped ** [ 1347.457070][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1347.457465][ T32] r7:ddde2d40 r6:83018200 r5:858e3b8c r4:85867b00 ** 8 printk messages dropped ** [ 1347.457817][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.458580][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.458901][ T32] 9d60: 800e0013 ffffffff ** 8 printk messages dropped ** [ 1347.459242][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.459420][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1347.459745][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1347.468299][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.468593][ T32] task:kworker/0:515 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1347.468913][ T32] r10:82918644 r9:ecb71d84 r8:00000002 r7:60000113 r6:ecb71d8c r5:85162400 [ 1347.468936][ T32] r4:85162400 [ 1347.468956][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.468996][ T32] r5:85162400 r4:82918640 [ 1347.469033][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.469076][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.469131][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb71e08 [ 1347.469180][ T32] r4:00000000 [ 1347.469203][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.469264][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.469308][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.469349][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6b00 [ 1347.469410][ T32] r4:00000000 [ 1347.469472][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.469523][ T32] r9:83018005 r8:85162400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [ 1347.469550][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.469592][ T32] r5:00001000 r4:ec7ef000 [ 1347.469611][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.469650][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.469712][ T32] r5:8584cf8c r4:8584cc00 [ 1347.469757][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.469806][ T32] r7:dddced40 r6:83018000 r5:8584cf8c r4:851a3d80 [ 1347.469883][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.483259][ T32] r10:61c88647 r9:85162400 r8:851a3dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.483325][ T32] r4:851a3d80 [ 1347.483353][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.483422][ T32] r10:00000000 r9:851a3d80 r8:8027ed34 r7:ec811e60 r6:851a3e00 r5:85162400 [ 1347.483465][ T32] r4:00000001 [ 1347.483489][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.483527][ T32] Exception stack(0xecb71fb0 to 0xecb71ff8) [ 1347.483562][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.483590][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.483615][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.483643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.483687][ T32] r4:856046c0 [ 1347.484167][ T32] INFO: task kworker/0:515:6141 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.484205][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.484297][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.484367][ T32] Call trace: [ 1347.484399][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.484450][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.484473][ T32] r4:00000000 [ 1347.484504][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.484567][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.484607][ T32] 9d20: 9c740000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.484634][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.484657][ T32] 9d60: 800e0013 ffffffff [ 1347.484701][ T32] r5:800e0013 r4:80239bd0 [ 1347.484725][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.484799][ T32] r4:82ac11e4 [ 1347.484852][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.484898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.484941][ T32] r4:e06a9dc0 [ 1347.484990][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.485062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.485108][ T32] r4:00000000 [ 1347.485152][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.485202][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.485223][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.485265][ T32] r5:00001000 r4:dfb77000 [ 1347.485287][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.485326][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.485395][ T32] r5:8501a38c r4:8501a000 [ 1347.485440][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.485501][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.485524][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1347.485698][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1347.486048][ T32] INFO: task kworker/1:987:6143 blocked for more than 474 seconds. ** 10 printk messages dropped ** [ 1347.486549][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.486642][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb75e08 [ 1347.486663][ T32] r4:00000000 [ 1347.486691][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.486734][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.486794][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.486839][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff200 [ 1347.486891][ T32] r4:00000000 [ 1347.486914][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.486960][ T32] r9:83018205 r8:85163000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [ 1347.487003][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.487047][ T32] r5:00001000 r4:ebde9000 [ 1347.487066][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.487104][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.487144][ T32] r5:858e3f8c r4:858e3c00 [ 1347.487163][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.487208][ T32] r7:ddde2d40 r6:83018200 r5:858e3f8c r4:85867b80 ** 1 printk messages dropped ** [ 1347.487272][ T32] r10:61c88647 r9:85163000 r8:85867bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1347.487709][ T32] r4:850ff100 ** 3 printk messages dropped ** [ 1347.488239][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.488602][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1347.488894][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1347.489205][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1347.489591][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1347.501638][ T32] INFO: task kworker/1:988:6145 blocked for more than 474 seconds. ** 11 printk messages dropped ** [ 1347.502363][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.502413][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 ** 4 printk messages dropped ** [ 1347.502580][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff3c0 ** 9 printk messages dropped ** [ 1347.503007][ T32] r7:ddde2d40 r6:83018200 r5:858e438c r4:85867c00 ** 9 printk messages dropped ** [ 1347.503420][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.504374][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 12 printk messages dropped ** [ 1347.504811][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.505262][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1347.505700][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.505729][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.505757][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.505782][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.505809][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.505830][ T32] r4:8508f600 [ 1347.505877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.505923][ T32] INFO: task kworker/1:989:6148 blocked for more than 474 seconds. [ 1347.505955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.506008][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.506031][ T32] task:kworker/1:989 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.506105][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.506147][ T32] Call trace: [ 1347.506207][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.506256][ T32] r10:82918644 r9:ecb89d84 r8:00000002 r7:60000013 r6:ecb89d8c r5:85166000 [ 1347.506278][ T32] r4:85166000 [ 1347.506296][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.506335][ T32] r5:85166000 r4:82918640 [ 1347.506378][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.506422][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.506466][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 [ 1347.506488][ T32] r4:00000000 [ 1347.506551][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.506594][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.506661][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.506706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff4c0 [ 1347.506728][ T32] r4:00000000 [ 1347.506746][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.506788][ T32] r9:83018205 r8:85166000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [ 1347.506837][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.506907][ T32] r5:00001000 r4:ebe6b000 [ 1347.506954][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.507021][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.507094][ T32] r5:858e478c r4:858e4400 [ 1347.507116][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.507160][ T32] r7:ddde2d40 r6:83018200 r5:858e478c r4:85867c80 [ 1347.507179][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.507226][ T32] r10:61c88647 r9:85166000 r8:85867cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.507247][ T32] r4:85867c80 [ 1347.507296][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.507375][ T32] r10:00000000 r9:85867c80 r8:8027ed34 r7:ecb7de60 r6:851a3f80 r5:85166000 [ 1347.507412][ T32] r4:00000001 [ 1347.507462][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.507549][ T32] Exception stack(0xecb89fb0 to 0xecb89ff8) [ 1347.507578][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.507606][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.507631][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.507658][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.507709][ T32] r4:850ff380 [ 1347.508083][ T32] INFO: task kworker/1:989:6148 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.508119][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.508213][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.508295][ T32] Call trace: [ 1347.508325][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.508373][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.508432][ T32] r4:00000000 [ 1347.508480][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.508548][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.508581][ T32] 9d20: 9c89e000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.508638][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.508690][ T32] 9d60: 800e0013 ffffffff [ 1347.508716][ T32] r5:800e0013 r4:80239bd0 [ 1347.508736][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.508776][ T32] r4:82ac11e4 [ 1347.508822][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.508866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.508888][ T32] r4:e06a9dc0 [ 1347.508932][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.509004][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.509057][ T32] r4:00000000 [ 1347.509107][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.509181][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.509207][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.509250][ T32] r5:00001000 r4:dfb77000 ** 3 printk messages dropped ** [ 1347.509409][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1347.509873][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.540813][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.541306][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.541355][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 [ 1347.541379][ T32] r4:00000000 [ 1347.541397][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.541436][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.541476][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.541548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff800 [ 1347.541574][ T32] r4:00000000 [ 1347.541624][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.541677][ T32] r9:83018205 r8:85910000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [ 1347.541727][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.541773][ T32] r5:00001000 r4:ec691000 [ 1347.541794][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.541863][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.541909][ T32] r5:858e4f8c r4:858e4c00 [ 1347.541929][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.541975][ T32] r7:ddde2d40 r6:83018200 r5:858e4f8c r4:85867d00 [ 1347.542010][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.542058][ T32] r10:61c88647 r9:85910000 r8:85867d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.542079][ T32] r4:85867d00 [ 1347.542098][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.542141][ T32] r10:00000000 r9:85867d00 r8:8027ed34 r7:ecb89e60 r6:85867d80 r5:85910000 [ 1347.542163][ T32] r4:00000001 [ 1347.542181][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.542217][ T32] Exception stack(0xecac5fb0 to 0xecac5ff8) [ 1347.542243][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.542302][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.542359][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.542391][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.542412][ T32] r4:850ff440 [ 1347.542923][ T32] INFO: task kworker/1:990:6149 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.542990][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.543063][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.543139][ T32] Call trace: [ 1347.543202][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.543252][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.543306][ T32] r4:00000000 [ 1347.543358][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.543400][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.543430][ T32] 9d20: 9d18f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.543495][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.543521][ T32] 9d60: 800e0013 ffffffff [ 1347.543549][ T32] r5:800e0013 r4:80239bd0 [ 1347.543598][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.543643][ T32] r4:82ac11e4 [ 1347.543699][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.543771][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.543823][ T32] r4:e06a9dc0 [ 1347.543886][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.543932][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.543954][ T32] r4:00000000 [ 1347.543974][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.544018][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.544038][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.544078][ T32] r5:00001000 r4:dfb77000 [ 1347.544098][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.544135][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.544178][ T32] r5:8501a38c r4:8501a000 [ 1347.544229][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.544305][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.544329][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.544402][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.544428][ T32] r4:85093380 [ 1347.544446][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.544493][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.544542][ T32] r4:00000001 [ 1347.544595][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1347.544761][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.545072][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.545560][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb79e08 [ 1347.545583][ T32] r4:00000000 [ 1347.545602][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.545640][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1347.545767][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.546116][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1347.546469][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.547147][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.547507][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1347.547915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1347.548207][ T32] r5:8501a38c r4:8501a000 ** 3 printk messages dropped ** [ 1347.548387][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.548774][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.549098][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.549364][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.549475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 ** 2 printk messages dropped ** [ 1347.549581][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.549623][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.549663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ffa00 [ 1347.549684][ T32] r4:00000000 [ 1347.549702][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.549771][ T32] r9:83018205 r8:85913000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [ 1347.549796][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.549896][ T32] r5:00001000 r4:ec6b7000 [ 1347.570369][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.570462][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.570510][ T32] r5:858e578c r4:858e5400 [ 1347.570532][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.570604][ T32] r7:ddde2d40 r6:83018200 r5:858e578c r4:85867f00 [ 1347.570630][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.570676][ T32] r10:61c88647 r9:85913000 r8:85867f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.570719][ T32] r4:85867f00 [ 1347.570743][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.570789][ T32] r10:00000000 r9:85867f00 r8:8027ed34 r7:ecac5e60 r6:85867f80 r5:85913000 [ 1347.570812][ T32] r4:00000001 [ 1347.570831][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.570867][ T32] Exception stack(0xecb8dfb0 to 0xecb8dff8) [ 1347.570898][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.570925][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.570951][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.570980][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.571002][ T32] r4:850ff7c0 [ 1347.571489][ T32] INFO: task kworker/1:992:6154 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.571527][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.571602][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.571712][ T32] Call trace: [ 1347.571778][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.571833][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.571857][ T32] r4:00000000 [ 1347.571877][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.571930][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.571983][ T32] 9d20: 9d730000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.572015][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.572038][ T32] 9d60: 800e0013 ffffffff [ 1347.572061][ T32] r5:800e0013 r4:80239bd0 [ 1347.572081][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.572125][ T32] r4:82ac11e4 [ 1347.572145][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.572208][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.572250][ T32] r4:e06a9dc0 [ 1347.572293][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.572359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.572394][ T32] r4:00000000 [ 1347.572431][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1347.572540][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1347.572981][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 7 printk messages dropped ** [ 1347.573181][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1347.573345][ T32] task:kworker/1:993 state:D stack:0 pid:6155 tgid:6155 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.573817][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb91e08 [ 1347.573870][ T32] r4:00000000 [ 1347.573917][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1347.574049][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.574405][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1347.574764][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.574817][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.574845][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.574866][ T32] r4:850ff900 [ 1347.575204][ T32] INFO: task kworker/1:993:6155 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.575236][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.575291][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.575337][ T32] Call trace: [ 1347.575393][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.575469][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.575519][ T32] r4:00000000 [ 1347.575552][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.575592][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.575621][ T32] 9d20: 9d730000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.575649][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.575721][ T32] 9d60: 800e0013 ffffffff [ 1347.575792][ T32] r5:800e0013 r4:80239bd0 [ 1347.575817][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.575859][ T32] r4:82ac11e4 [ 1347.575878][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.575920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.575942][ T32] r4:e06a9dc0 [ 1347.575960][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.576026][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.576052][ T32] r4:00000000 [ 1347.576072][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.576117][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.576138][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.576205][ T32] r5:00001000 r4:dfb77000 [ 1347.576228][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.576327][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.576372][ T32] r5:8501a38c r4:8501a000 [ 1347.576393][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.576437][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.576458][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.576532][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.576565][ T32] r4:85093380 [ 1347.576585][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.576630][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.576671][ T32] r4:00000001 [ 1347.576694][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.576729][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.576754][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.576813][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.576855][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.576887][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1347.576953][ T32] INFO: task kworker/1:994:6157 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.577420][ T32] r5:85914800 r4:82918640 ** 2 printk messages dropped ** [ 1347.577531][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 [ 1347.577564][ T32] r4:00000000 [ 1347.577583][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1347.577727][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ffc00 ** 8 printk messages dropped ** [ 1347.578074][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1347.578471][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1347.579153][ T32] Call trace: ** 5 printk messages dropped ** [ 1347.579371][ T32] 9d20: 9d730000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 10 printk messages dropped ** [ 1347.600803][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.600967][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1347.601190][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.601560][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.601910][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.602054][ T32] r10:82918644 r9:ecb99d84 r8:00000002 r7:60000113 r6:ecb99d8c r5:85915400 [ 1347.602081][ T32] r4:85915400 [ 1347.602101][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.602142][ T32] r5:85915400 r4:82918640 [ 1347.602162][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.602201][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.602245][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 [ 1347.602268][ T32] r4:00000000 [ 1347.602286][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.602323][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.602406][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.602452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844b62c0 [ 1347.602475][ T32] r4:00000000 [ 1347.602493][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.602571][ T32] r9:83018205 r8:85915400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [ 1347.602621][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.602666][ T32] r5:00001000 r4:ec73f000 [ 1347.602716][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.602758][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.602800][ T32] r5:858e678c r4:858e6400 [ 1347.602819][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.602861][ T32] r7:ddde2d40 r6:83018200 r5:858e678c r4:850f4200 [ 1347.602933][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.603008][ T32] r10:61c88647 r9:85915400 r8:850f422c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.603033][ T32] r4:850f4200 [ 1347.603081][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.603163][ T32] r10:00000000 r9:850f4200 r8:8027ed34 r7:ecb95e60 r6:850f4280 r5:85915400 [ 1347.603189][ T32] r4:00000001 [ 1347.603208][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.603270][ T32] Exception stack(0xecb99fb0 to 0xecb99ff8) [ 1347.603299][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.603328][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.603380][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.603410][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.603432][ T32] r4:850ffa40 [ 1347.603963][ T32] INFO: task kworker/1:995:6158 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.604027][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.604087][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.604165][ T32] Call trace: [ 1347.604195][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.604292][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.604320][ T32] r4:00000000 [ 1347.604340][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.604407][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.604442][ T32] 9d20: 9dc7c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.604496][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.604523][ T32] 9d60: 800e0013 ffffffff [ 1347.604552][ T32] r5:800e0013 r4:80239bd0 [ 1347.604573][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.604615][ T32] r4:82ac11e4 [ 1347.604635][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.604676][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.604730][ T32] r4:e06a9dc0 [ 1347.604778][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.604854][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.604882][ T32] r4:00000000 [ 1347.604932][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.604981][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.605003][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.605044][ T32] r5:00001000 r4:dfb77000 [ 1347.605094][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.605203][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.605253][ T32] r5:8501a38c r4:8501a000 [ 1347.605302][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.605351][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.605372][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.605416][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1347.605702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.605968][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.606466][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 [ 1347.606487][ T32] r4:00000000 [ 1347.606506][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 2 printk messages dropped ** [ 1347.606690][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ffe00 ** 7 printk messages dropped ** [ 1347.607024][ T32] r5:858e5f8c r4:858e5c00 [ 1347.607062][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.607124][ T32] r7:ddde2d40 r6:83018200 r5:858e5f8c r4:850f4300 [ 1347.607147][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.607191][ T32] r10:61c88647 r9:85916000 r8:850f432c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.607213][ T32] r4:850f4300 [ 1347.607231][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.607274][ T32] r10:00000000 r9:850f4300 r8:8027ed34 r7:ecb99e60 r6:850f4380 r5:85916000 [ 1347.607295][ T32] r4:00000001 [ 1347.607313][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.607374][ T32] Exception stack(0xecb9dfb0 to 0xecb9dff8) [ 1347.607403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.607430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.607485][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.607544][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.607571][ T32] r4:850ffdc0 [ 1347.607938][ T32] INFO: task kworker/1:996:6161 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.607972][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.608030][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1347.608274][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1347.608611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1347.608938][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1347.609183][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1347.609474][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.632175][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.632542][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.632594][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 [ 1347.632617][ T32] r4:00000000 [ 1347.632639][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1347.632784][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1347.633042][ T32] r5:858e638c r4:858e6000 ** 6 printk messages dropped ** [ 1347.633408][ T32] r10:00000000 r9:850f4400 r8:8027ed34 r7:ecb99e60 r6:850f4480 r5:85916c00 ** 9 printk messages dropped ** [ 1347.634303][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 11 printk messages dropped ** [ 1347.634930][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1347.635329][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1347.635895][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.636109][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1347.636330][ T32] task:kworker/1:998 state:D stack:0 pid:6165 tgid:6165 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.636752][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 [ 1347.636807][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.636867][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.637181][ T32] r5:00001000 r4:ec755000 [ 1347.637229][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.637271][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.637312][ T32] r5:858e6b8c r4:858e6800 [ 1347.637362][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.637438][ T32] r7:ddde2d40 r6:83018200 r5:858e6b8c r4:850f4500 [ 1347.637494][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.637551][ T32] r10:61c88647 r9:85911800 r8:850f452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.637600][ T32] r4:850f4500 [ 1347.637621][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.637665][ T32] r10:00000000 r9:850f4500 r8:8027ed34 r7:ecb99e60 r6:850f4580 r5:85911800 [ 1347.637688][ T32] r4:00000001 [ 1347.637737][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.637775][ T32] Exception stack(0xecba5fb0 to 0xecba5ff8) [ 1347.637828][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.637859][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.637884][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.637911][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.637932][ T32] r4:850fffc0 [ 1347.638298][ T32] INFO: task kworker/1:998:6165 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.638333][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.638387][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.638431][ T32] Call trace: [ 1347.638518][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.638609][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.638635][ T32] r4:00000000 [ 1347.638698][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.638766][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.638799][ T32] 9d20: 9e495000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.638826][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.638849][ T32] 9d60: 800e0013 ffffffff [ 1347.638872][ T32] r5:800e0013 r4:80239bd0 [ 1347.638919][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.638962][ T32] r4:82ac11e4 [ 1347.639010][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.639075][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.639135][ T32] r4:e06a9dc0 [ 1347.639158][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.639202][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.639253][ T32] r4:00000000 [ 1347.639276][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.639350][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.639375][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.639418][ T32] r5:00001000 r4:dfb77000 [ 1347.639448][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.639491][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.639566][ T32] r5:8501a38c r4:8501a000 [ 1347.639618][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.639709][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.639734][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.639779][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.639800][ T32] r4:85093380 [ 1347.639818][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.639863][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.639885][ T32] r4:00000001 [ 1347.639903][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.639936][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.640024][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.670394][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.670443][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.670476][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.670499][ T32] r4:8508f600 [ 1347.670524][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.670574][ T32] INFO: task kworker/1:999:6167 blocked for more than 474 seconds. [ 1347.670613][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.670638][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.670661][ T32] task:kworker/1:999 state:D stack:0 pid:6167 tgid:6167 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.670715][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.670778][ T32] Call trace: [ 1347.670810][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 4 printk messages dropped ** [ 1347.671013][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1347.671101][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba9e08 ** 5 printk messages dropped ** [ 1347.671352][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.671583][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1347.672196][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.672227][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.672253][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.672281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.672302][ T32] r4:850961c0 [ 1347.672783][ T32] INFO: task kworker/1:999:6167 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.672818][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.672915][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.673000][ T32] Call trace: [ 1347.673058][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.673130][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.673186][ T32] r4:00000000 [ 1347.673240][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.673282][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.673312][ T32] 9d20: 9ef7d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.673340][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.673363][ T32] 9d60: 800e0013 ffffffff [ 1347.673386][ T32] r5:800e0013 r4:80239bd0 [ 1347.673406][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.673464][ T32] r4:82ac11e4 [ 1347.673518][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.673596][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.673621][ T32] r4:e06a9dc0 [ 1347.673640][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.673706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.673758][ T32] r4:00000000 [ 1347.673781][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.673839][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.673892][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.673978][ T32] r5:00001000 r4:dfb77000 [ 1347.674001][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.674041][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.674082][ T32] r5:8501a38c r4:8501a000 [ 1347.674105][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.674151][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.674171][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 4 printk messages dropped ** [ 1347.674399][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1347.674665][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1347.674814][ T32] task:kworker/1:1000 state:D stack:0 pid:6169 tgid:6169 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.675210][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbade08 ** 1 printk messages dropped ** [ 1347.675255][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1347.675607][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 13 printk messages dropped ** [ 1347.676211][ T32] Exception stack(0xecbadfb0 to 0xecbadff8) ** 6 printk messages dropped ** [ 1347.676775][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1347.677377][ T32] r4:82ac11e4 ** 5 printk messages dropped ** [ 1347.677651][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1347.677780][ T32] r5:00001000 r4:dfb77000 ** 4 printk messages dropped ** [ 1347.678034][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1347.678387][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1347.678672][ T32] INFO: task kworker/1:1001:6171 blocked for more than 474 seconds. ** 8 printk messages dropped ** [ 1347.679134][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 3 printk messages dropped ** [ 1347.679310][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb1e08 ** 7 printk messages dropped ** [ 1347.679611][ T32] r9:83018205 r8:85920000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 ** 11 printk messages dropped ** [ 1347.694791][ T32] r10:00000000 r9:850f4800 r8:8027ed34 r7:ecba9e60 r6:850f4880 r5:85920000 ** 7 printk messages dropped ** [ 1347.695095][ T32] r4:850965c0 ** 3 printk messages dropped ** [ 1347.695776][ T32] Call trace: ** 7 printk messages dropped ** [ 1347.696115][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1347.696442][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1347.696791][ T32] r5:8501a38c r4:8501a000 ** 3 printk messages dropped ** [ 1347.697103][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1347.697368][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.697394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.697423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.697463][ T32] r4:8508f600 [ 1347.697510][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.697656][ T32] INFO: task kworker/1:1002:6173 blocked for more than 474 seconds. [ 1347.697694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.697720][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.697741][ T32] task:kworker/1:1002 state:D stack:0 pid:6173 tgid:6173 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.697819][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.697910][ T32] Call trace: [ 1347.697942][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.697993][ T32] r10:82918644 r9:ecbb5d84 r8:00000002 r7:60000013 r6:ecbb5d8c r5:85920c00 [ 1347.698015][ T32] r4:85920c00 [ 1347.698034][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.698074][ T32] r5:85920c00 r4:82918640 [ 1347.698117][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.698162][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.698207][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb5e08 [ 1347.698228][ T32] r4:00000000 [ 1347.698247][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.698285][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.698321][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.698361][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096540 [ 1347.698383][ T32] r4:00000000 [ 1347.698401][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.698443][ T32] r9:83018205 r8:85920c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [ 1347.698464][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.698675][ T32] r5:00001000 r4:ec7c9000 [ 1347.698698][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.698781][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.698834][ T32] r5:858e7b8c r4:858e7800 [ 1347.698853][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.698895][ T32] r7:ddde2d40 r6:83018200 r5:858e7b8c r4:850f4900 [ 1347.698926][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.698982][ T32] r10:61c88647 r9:85920c00 r8:850f492c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.699007][ T32] r4:850f4900 [ 1347.699026][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.699069][ T32] r10:00000000 r9:850f4900 r8:8027ed34 r7:ecbb1e60 r6:850f4980 r5:85920c00 [ 1347.699113][ T32] r4:00000001 [ 1347.699158][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.699199][ T32] Exception stack(0xecbb5fb0 to 0xecbb5ff8) [ 1347.699235][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.699266][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.699291][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.699320][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.699363][ T32] r4:85096400 [ 1347.699731][ T32] INFO: task kworker/1:1002:6173 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.699765][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.720278][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.720413][ T32] Call trace: [ 1347.720448][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.720507][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.720530][ T32] r4:00000000 [ 1347.720565][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.720627][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.720663][ T32] 9d20: 9fa3f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.720692][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.720736][ T32] 9d60: 800e0013 ffffffff [ 1347.720763][ T32] r5:800e0013 r4:80239bd0 [ 1347.720783][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.720830][ T32] r4:82ac11e4 [ 1347.720875][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.720923][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.720945][ T32] r4:e06a9dc0 [ 1347.720987][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.721034][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.721056][ T32] r4:00000000 [ 1347.721075][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.721141][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.721188][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.721235][ T32] r5:00001000 r4:dfb77000 [ 1347.721278][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.721322][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.721384][ T32] r5:8501a38c r4:8501a000 [ 1347.721409][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 6 printk messages dropped ** [ 1347.721691][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.721843][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1347.722092][ T32] task:kworker/1:1003 state:D stack:0 pid:6174 tgid:6174 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.722467][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 ** 3 printk messages dropped ** [ 1347.722603][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1347.723036][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1347.723478][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.724358][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1347.724813][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1347.725077][ T32] r5:00001000 r4:dfb77000 [ 1347.725095][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.725132][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.725200][ T32] r5:8501a38c r4:8501a000 [ 1347.725223][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.725268][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.725288][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.725332][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.725354][ T32] r4:85093380 [ 1347.725400][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.725448][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.725471][ T32] r4:00000001 [ 1347.725490][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.725561][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.725620][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.725651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.725705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.725737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.725759][ T32] r4:8508f600 [ 1347.725778][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.725831][ T32] INFO: task kworker/0:516:6177 blocked for more than 474 seconds. [ 1347.725893][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.725919][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.725940][ T32] task:kworker/0:516 state:D stack:0 pid:6177 tgid:6177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.725983][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.726049][ T32] Call trace: [ 1347.726113][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.726190][ T32] r10:82918644 r9:ecbc5d84 r8:00000002 r7:60000113 r6:ecbc5d8c r5:85921800 [ 1347.726217][ T32] r4:85921800 [ 1347.726265][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.726309][ T32] r5:85921800 r4:82918640 [ 1347.726359][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.726427][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.726475][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 [ 1347.726527][ T32] r4:00000000 [ 1347.726558][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.726600][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.726637][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.726678][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6f80 [ 1347.726699][ T32] r4:00000000 [ 1347.726737][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.726803][ T32] r9:83018005 r8:85921800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [ 1347.726857][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.726926][ T32] r5:00001000 r4:eb9bb000 [ 1347.726976][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.727033][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.727077][ T32] r5:8584d38c r4:8584d000 ** 6 printk messages dropped ** [ 1347.727371][ T32] r10:00000000 r9:84b52000 r8:8027ed34 r7:ec811e60 r6:850f4b00 r5:85921800 ** 9 printk messages dropped ** [ 1347.728069][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1347.728726][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1347.728939][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1347.729331][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1347.729724][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1347.762121][ T32] Call trace: ** 6 printk messages dropped ** [ 1347.762383][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1347.762487][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.762680][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1347.762864][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1347.763120][ T32] r10:00000000 r9:850f4b80 r8:8027ed34 r7:ecbbde60 r6:850f4c00 r5:85923c00 ** 7 printk messages dropped ** [ 1347.763385][ T32] r4:850968c0 ** 5 printk messages dropped ** [ 1347.764117][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1347.764572][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1347.764868][ T32] r5:8501a38c r4:8501a000 ** 3 printk messages dropped ** [ 1347.765023][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.765045][ T32] r4:85093380 [ 1347.765064][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.765107][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.765129][ T32] r4:00000001 [ 1347.765147][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.765191][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.765222][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.765259][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.765288][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.765316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.765337][ T32] r4:8508f600 [ 1347.765359][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.765398][ T32] INFO: task kworker/1:1005:6181 blocked for more than 474 seconds. [ 1347.765446][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.765481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.765506][ T32] task:kworker/1:1005 state:D stack:0 pid:6181 tgid:6181 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.765562][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.765604][ T32] Call trace: [ 1347.765632][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.765677][ T32] r10:82918644 r9:ecbb9d84 r8:00000002 r7:60000113 r6:ecbb9d8c r5:85924800 [ 1347.765710][ T32] r4:85924800 [ 1347.765732][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.765772][ T32] r5:85924800 r4:82918640 [ 1347.765793][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.765866][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.765916][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 [ 1347.765938][ T32] r4:00000000 [ 1347.765975][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.766016][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.766065][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.766108][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b2680 [ 1347.766130][ T32] r4:00000000 [ 1347.766166][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.766222][ T32] r9:83018205 r8:85924800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [ 1347.766246][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.766300][ T32] r5:00001000 r4:eb167000 [ 1347.766323][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.766378][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.766439][ T32] r5:858f0b8c r4:858f0800 [ 1347.766473][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.766520][ T32] r7:ddde2d40 r6:83018200 r5:858f0b8c r4:850f4c80 [ 1347.766545][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.766590][ T32] r10:61c88647 r9:85924800 r8:850f4cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.766615][ T32] r4:850f4c80 [ 1347.766634][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.766676][ T32] r10:00000000 r9:850f4c80 r8:8027ed34 r7:ecbbde60 r6:850f4d00 r5:85924800 [ 1347.766730][ T32] r4:00000001 [ 1347.766753][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.766788][ T32] Exception stack(0xecbb9fb0 to 0xecbb9ff8) [ 1347.766813][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.766839][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.766887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.766918][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.767004][ T32] r4:85096b00 [ 1347.767351][ T32] INFO: task kworker/1:1005:6181 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.767382][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.767437][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.767541][ T32] Call trace: [ 1347.767619][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.767694][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.767720][ T32] r4:00000000 [ 1347.767738][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.767777][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.767805][ T32] 9d20: a0288000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.767833][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.767855][ T32] 9d60: 800e0013 ffffffff [ 1347.767877][ T32] r5:800e0013 r4:80239bd0 [ 1347.767896][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.767935][ T32] r4:82ac11e4 [ 1347.767954][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.768000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.768022][ T32] r4:e06a9dc0 ** 1 printk messages dropped ** [ 1347.768134][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 6 printk messages dropped ** [ 1347.768363][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1347.768770][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1347.769002][ T32] INFO: task kworker/1:1006:6183 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1347.769337][ T32] r4:85926000 ** 3 printk messages dropped ** [ 1347.769511][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.769587][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 ** 5 printk messages dropped ** [ 1347.792203][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1347.792412][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1347.792705][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1347.792970][ T32] r4:85096c40 ** 4 printk messages dropped ** [ 1347.793670][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 9 printk messages dropped ** [ 1347.794050][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.794241][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1347.794581][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 5 printk messages dropped ** [ 1347.794796][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.794985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1347.795232][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.795777][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.795829][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 ** 3 printk messages dropped ** [ 1347.796039][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1347.796357][ T32] r5:858f0f8c r4:858f0c00 ** 6 printk messages dropped ** [ 1347.796609][ T32] r10:00000000 r9:850f4e80 r8:8027ed34 r7:ecbb9e60 r6:850f4f00 r5:85926c00 ** 9 printk messages dropped ** [ 1347.797285][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1347.797575][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.797607][ T32] 9d20: a05f6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.797636][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.797658][ T32] 9d60: 800e0013 ffffffff [ 1347.797681][ T32] r5:800e0013 r4:80239bd0 [ 1347.797701][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.797771][ T32] r4:82ac11e4 [ 1347.797794][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.797838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.797859][ T32] r4:e06a9dc0 [ 1347.797878][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.797960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.797990][ T32] r4:00000000 [ 1347.798010][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.798054][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.798075][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.798115][ T32] r5:00001000 r4:dfb77000 [ 1347.798134][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.798172][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.798212][ T32] r5:8501a38c r4:8501a000 [ 1347.798230][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.798273][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.798294][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.798338][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.798359][ T32] r4:85093380 [ 1347.798407][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.798455][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.798485][ T32] r4:00000001 [ 1347.798527][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.798569][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.798595][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.798623][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.798648][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.798678][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.798699][ T32] r4:8508f600 [ 1347.798718][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.798759][ T32] INFO: task kworker/1:1008:6187 blocked for more than 474 seconds. [ 1347.798790][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.798821][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.798864][ T32] task:kworker/1:1008 state:D stack:0 pid:6187 tgid:6187 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.798921][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.799013][ T32] Call trace: [ 1347.799066][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.799115][ T32] r10:82918644 r9:eca35d84 r8:00000002 r7:60000013 r6:eca35d8c r5:85925400 [ 1347.799137][ T32] r4:85925400 [ 1347.799157][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.799205][ T32] r5:85925400 r4:82918640 [ 1347.799228][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.799267][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.799311][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 [ 1347.799332][ T32] r4:00000000 [ 1347.799371][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.799428][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.799470][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.799510][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b775c0 [ 1347.799532][ T32] r4:00000000 [ 1347.799565][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.799613][ T32] r9:83018205 r8:85925400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [ 1347.799634][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.799719][ T32] r5:00001000 r4:eb9fb000 [ 1347.799787][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.799885][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.816116][ T32] r5:858f178c r4:858f1400 [ 1347.816159][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.816230][ T32] r7:ddde2d40 r6:83018200 r5:858f178c r4:850f4f80 [ 1347.816252][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.816298][ T32] r10:61c88647 r9:85925400 r8:850f4fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.816320][ T32] r4:850f4f80 [ 1347.816341][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.816388][ T32] r10:00000000 r9:850f4f80 r8:8027ed34 r7:eca09e60 r6:84b84000 r5:85925400 [ 1347.816410][ T32] r4:00000001 [ 1347.816429][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.816465][ T32] Exception stack(0xeca35fb0 to 0xeca35ff8) [ 1347.816494][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1347.816522][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.816556][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.816584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.816606][ T32] r4:84b77180 [ 1347.817095][ T32] INFO: task kworker/1:1008:6187 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 3 printk messages dropped ** [ 1347.817282][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1347.817657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 3 printk messages dropped ** [ 1347.817761][ T32] r4:00000000 [ 1347.817779][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.817825][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.817845][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.817886][ T32] r5:00001000 r4:dfb77000 [ 1347.817927][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.817970][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.818020][ T32] r5:8501a38c r4:8501a000 [ 1347.818050][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.818100][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.818121][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.818177][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.818200][ T32] r4:85093380 [ 1347.818218][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.818262][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.818283][ T32] r4:00000001 [ 1347.818336][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.818376][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.818402][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.818430][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.818455][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1347.818505][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1347.818692][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.819055][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.819099][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa1e08 ** 2 printk messages dropped ** [ 1347.819192][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1347.819606][ T32] r7:ddde2d40 r6:83018200 r5:8584d78c r4:84b84080 ** 7 printk messages dropped ** [ 1347.819923][ T32] Exception stack(0xecaa1fb0 to 0xecaa1ff8) ** 7 printk messages dropped ** [ 1347.833151][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.833543][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1347.833813][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1347.834168][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 12 printk messages dropped ** [ 1347.834684][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1347.835171][ T32] r5:85929800 r4:82918640 ** 1 printk messages dropped ** [ 1347.835235][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.835368][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.835846][ T32] r5:858f1b8c r4:858f1800 ** 7 printk messages dropped ** [ 1347.836103][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.836234][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.836873][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1347.837296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 4 printk messages dropped ** [ 1347.837440][ T32] r5:00001000 r4:dfb77000 [ 1347.837459][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.837496][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.837561][ T32] r5:8501a38c r4:8501a000 [ 1347.837585][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.837631][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.837660][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.837708][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.837732][ T32] r4:85093380 [ 1347.837750][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.837826][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.837851][ T32] r4:00000001 [ 1347.837870][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.837926][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.837955][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.837983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.838013][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.838050][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.838075][ T32] r4:8508f600 [ 1347.838094][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.838118][ T32] INFO: task kworker/1:1011:6194 blocked for more than 474 seconds. [ 1347.838145][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.838186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.838210][ T32] task:kworker/1:1011 state:D stack:0 pid:6194 tgid:6194 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.838275][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.838316][ T32] Call trace: [ 1347.838368][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.838435][ T32] r10:82918644 r9:ecae1d84 r8:00000002 r7:60000013 r6:ecae1d8c r5:8592a400 [ 1347.838469][ T32] r4:8592a400 [ 1347.838491][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.838553][ T32] r5:8592a400 r4:82918640 [ 1347.838595][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.838640][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.838685][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 [ 1347.838707][ T32] r4:00000000 [ 1347.838725][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.838762][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.838797][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.838838][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b77c40 [ 1347.838860][ T32] r4:00000000 [ 1347.838901][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.838949][ T32] r9:83018205 r8:8592a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [ 1347.838990][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.839035][ T32] r5:00001000 r4:ebc41000 [ 1347.839054][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.839092][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.839131][ T32] r5:858f238c r4:858f2000 [ 1347.839180][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.839227][ T32] r7:ddde2d40 r6:83018200 r5:858f238c r4:84b84280 [ 1347.839277][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.839328][ T32] r10:61c88647 r9:8592a400 r8:84b842ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.839350][ T32] r4:84b84280 [ 1347.839389][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.839472][ T32] r10:00000000 r9:84b84280 r8:8027ed34 r7:ecaa1e60 r6:84b84300 r5:8592a400 [ 1347.839509][ T32] r4:00000001 [ 1347.839553][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.839593][ T32] Exception stack(0xecae1fb0 to 0xecae1ff8) [ 1347.839619][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.839689][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.839726][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.839755][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.839791][ T32] r4:84b77740 [ 1347.862940][ T32] INFO: task kworker/1:1011:6194 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.863039][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 9 printk messages dropped ** [ 1347.863466][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1347.863741][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1347.864054][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1347.864317][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 8 printk messages dropped ** [ 1347.864597][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1347.864956][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.865091][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.865349][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1347.865703][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1347.865885][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1347.866714][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1347.866995][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.867016][ T32] r4:00000000 [ 1347.867035][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.867078][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.867099][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.867139][ T32] r5:00001000 r4:dfb77000 [ 1347.867159][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.867206][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.867252][ T32] r5:8501a38c r4:8501a000 [ 1347.867271][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.867329][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.867369][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.867417][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.867458][ T32] r4:85093380 [ 1347.867481][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.867548][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.867575][ T32] r4:00000001 [ 1347.867596][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.867630][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.867656][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.867711][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.867739][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.867766][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.867789][ T32] r4:8508f600 [ 1347.867810][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.867835][ T32] INFO: task kworker/0:518:6198 blocked for more than 474 seconds. [ 1347.867886][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.867913][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.867943][ T32] task:kworker/0:518 state:D stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.867996][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.868049][ T32] Call trace: [ 1347.868080][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.868127][ T32] r10:82918644 r9:ecacdd84 r8:00000002 r7:60000113 r6:ecacdd8c r5:858b3000 [ 1347.868150][ T32] r4:858b3000 [ 1347.868169][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.868209][ T32] r5:858b3000 r4:82918640 [ 1347.868229][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.868277][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.868326][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 [ 1347.868349][ T32] r4:00000000 [ 1347.868367][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.868424][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.868464][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.868524][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844b6180 [ 1347.868558][ T32] r4:00000000 [ 1347.868577][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.868622][ T32] r9:83018005 r8:858b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [ 1347.868643][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.868683][ T32] r5:00001000 r4:ebbcf000 [ 1347.868702][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.868739][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.868779][ T32] r5:8584df8c r4:8584dc00 [ 1347.868798][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.868840][ T32] r7:dddced40 r6:83018000 r5:8584df8c r4:84b52180 [ 1347.868883][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.868932][ T32] r10:61c88647 r9:858b3000 r8:84b521ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.868953][ T32] r4:84b52180 [ 1347.868972][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.869016][ T32] r10:00000000 r9:84b52180 r8:8027ed34 r7:eca3de60 r6:84b52200 r5:858b3000 [ 1347.869038][ T32] r4:00000001 [ 1347.869056][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.869110][ T32] Exception stack(0xecacdfb0 to 0xecacdff8) [ 1347.869139][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.869166][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.869200][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.869231][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.869253][ T32] r4:855a6980 [ 1347.869603][ T32] INFO: task kworker/0:518:6198 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.869636][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.869689][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.869755][ T32] Call trace: [ 1347.869799][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.869917][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.881284][ T32] r4:00000000 [ 1347.881329][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.881396][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.881431][ T32] 9d20: a1402000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.881460][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.881482][ T32] 9d60: 800e0013 ffffffff [ 1347.881506][ T32] r5:800e0013 r4:80239bd0 [ 1347.881525][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.881575][ T32] r4:82ac11e4 ** 1 printk messages dropped ** [ 1347.881636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1347.881889][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1347.882164][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1347.882302][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1347.882521][ T32] INFO: task kworker/1:1012:6199 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1347.882916][ T32] r5:858b3c00 r4:82918640 ** 1 printk messages dropped ** [ 1347.882975][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.883098][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.883446][ T32] r5:858f1f8c r4:858f1c00 ** 6 printk messages dropped ** [ 1347.883708][ T32] r10:00000000 r9:84b84380 r8:8027ed34 r7:ecae1e60 r6:84b52280 r5:858b3c00 ** 8 printk messages dropped ** [ 1347.884425][ T32] INFO: task kworker/1:1012:6199 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 13 printk messages dropped ** [ 1347.884973][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.885141][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 11 printk messages dropped ** [ 1347.885532][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1347.885676][ T32] r4:00000001 [ 1347.885696][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.885752][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.885795][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.885827][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.885862][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.885894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.885915][ T32] r4:8508f600 [ 1347.885955][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.885984][ T32] INFO: task kworker/0:519:6200 blocked for more than 474 seconds. [ 1347.886041][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.886077][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.886104][ T32] task:kworker/0:519 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.886150][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.886214][ T32] Call trace: [ 1347.886278][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.886327][ T32] r10:82918644 r9:ecb1dd84 r8:00000002 r7:60000113 r6:ecb1dd8c r5:858b4800 [ 1347.886351][ T32] r4:858b4800 [ 1347.886379][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.886427][ T32] r5:858b4800 r4:82918640 [ 1347.886466][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.886511][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.886563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 [ 1347.886585][ T32] r4:00000000 [ 1347.886604][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.886641][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.886696][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.886745][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9eb00 [ 1347.886768][ T32] r4:00000000 [ 1347.886787][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.886848][ T32] r9:83018005 r8:858b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [ 1347.886873][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.886915][ T32] r5:00001000 r4:ec84b000 [ 1347.886935][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.886976][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.887017][ T32] r5:8584e38c r4:8584e000 [ 1347.887045][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.887092][ T32] r7:dddced40 r6:83018000 r5:8584e38c r4:84b52300 [ 1347.887113][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.887157][ T32] r10:61c88647 r9:858b4800 r8:84b5232c r7:82804d40 r6:dddced40 r5:dddced60 [ 1347.887178][ T32] r4:84b52300 [ 1347.887216][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.887273][ T32] r10:00000000 r9:84b52300 r8:8027ed34 r7:eca3de60 r6:84b52380 r5:858b4800 [ 1347.887310][ T32] r4:00000001 [ 1347.887333][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.887367][ T32] Exception stack(0xecb1dfb0 to 0xecb1dff8) [ 1347.887403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.887437][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1347.887494][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1347.888308][ T32] 9d20: a1402000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1347.888611][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1347.888950][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1347.889268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1347.889651][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1347.920374][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.920574][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1347.920832][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1347.921202][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1347.921386][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1347.922434][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1347.922875][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 11 printk messages dropped ** [ 1347.923284][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1347.923657][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1347.923882][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.924261][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1347.924415][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1347.924801][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1347.925085][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.925132][ T32] r10:00000000 r9:84b84480 r8:8027ed34 r7:ecbc9e60 r6:84b52480 r5:858b2400 [ 1347.925154][ T32] r4:00000001 [ 1347.925172][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.925208][ T32] Exception stack(0xecbd1fb0 to 0xecbd1ff8) [ 1347.925297][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1347.925329][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.925355][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.925383][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.925404][ T32] r4:84b77d00 [ 1347.925748][ T32] INFO: task kworker/1:1014:6206 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.925802][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.925859][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.925922][ T32] Call trace: [ 1347.925988][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.926039][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.926061][ T32] r4:00000000 [ 1347.926080][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.926117][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.926179][ T32] 9d20: a1ef4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.926210][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.926233][ T32] 9d60: 800e0013 ffffffff [ 1347.926255][ T32] r5:800e0013 r4:80239bd0 [ 1347.926275][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.926314][ T32] r4:82ac11e4 [ 1347.926333][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.926373][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.926394][ T32] r4:e06a9dc0 [ 1347.926412][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.926453][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.926474][ T32] r4:00000000 [ 1347.926492][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.926570][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.926617][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.926689][ T32] r5:00001000 r4:dfb77000 [ 1347.926712][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.926760][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.926807][ T32] r5:8501a38c r4:8501a000 [ 1347.926826][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.926883][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.926906][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.926952][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.926994][ T32] r4:85093380 [ 1347.927016][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.927092][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.927126][ T32] r4:00000001 [ 1347.927171][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.927225][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.927264][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.927291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.927318][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.927367][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.927416][ T32] r4:8508f600 [ 1347.927447][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.927474][ T32] INFO: task kworker/1:1015:6207 blocked for more than 474 seconds. ** 3 printk messages dropped ** [ 1347.927716][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.928073][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.928119][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 ** 2 printk messages dropped ** [ 1347.928212][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1347.928455][ T32] r5:00001000 r4:ec8a1000 ** 6 printk messages dropped ** [ 1347.928725][ T32] r10:61c88647 r9:858b6000 r8:84b8452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1347.929024][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1347.929880][ T32] 9d20: a1ef4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 11 printk messages dropped ** [ 1347.948668][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1347.949112][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1347.949471][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1347.949683][ T32] task:kworker/1:1016 state:D stack:0 pid:6209 tgid:6209 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1347.962562][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1347.962650][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1347.963001][ T32] r5:00001000 r4:ebd6d000 [ 1347.963021][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.963059][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.963100][ T32] r5:858f2f8c r4:858f2c00 [ 1347.963119][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.963165][ T32] r7:ddde2d40 r6:83018200 r5:858f2f8c r4:84b84580 [ 1347.963186][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.963231][ T32] r10:61c88647 r9:858b6c00 r8:84b845ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.963275][ T32] r4:84b84580 [ 1347.963319][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.963369][ T32] r10:00000000 r9:84b84580 r8:8027ed34 r7:ecbd5e60 r6:84b52580 r5:858b6c00 [ 1347.963413][ T32] r4:00000001 [ 1347.963459][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.963521][ T32] Exception stack(0xecbddfb0 to 0xecbddff8) [ 1347.963561][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1347.963612][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.963641][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.963707][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.963743][ T32] r4:84b77400 [ 1347.964250][ T32] INFO: task kworker/1:1016:6209 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1347.964287][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.964370][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.964421][ T32] Call trace: [ 1347.964478][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1347.964563][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1347.964590][ T32] r4:00000000 [ 1347.964631][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1347.964672][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1347.964723][ T32] 9d20: a24b5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1347.964757][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1347.964801][ T32] 9d60: 800e0013 ffffffff [ 1347.964826][ T32] r5:800e0013 r4:80239bd0 [ 1347.964847][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1347.964887][ T32] r4:82ac11e4 [ 1347.964906][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1347.964968][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1347.964993][ T32] r4:e06a9dc0 [ 1347.965028][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.965072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1347.965095][ T32] r4:00000000 [ 1347.965114][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.965158][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1347.965179][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.965243][ T32] r5:00001000 r4:dfb77000 [ 1347.965275][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.965318][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.965359][ T32] r5:8501a38c r4:8501a000 [ 1347.965379][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1347.965465][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1347.965818][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1347.966137][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.966542][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.966616][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 [ 1347.966641][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1347.966719][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1347.967104][ T32] r5:858f338c r4:858f3000 ** 6 printk messages dropped ** [ 1347.967313][ T32] r10:00000000 r9:84b84600 r8:8027ed34 r7:ecbd5e60 r6:84b52600 r5:85166c00 ** 10 printk messages dropped ** [ 1347.968111][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1347.968494][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1347.968734][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1347.969004][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1347.969176][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1347.969506][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1347.969849][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1347.983323][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1347.983441][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 10 printk messages dropped ** [ 1347.984010][ T32] r5:858f378c r4:858f3400 ** 6 printk messages dropped ** [ 1347.984240][ T32] r10:00000000 r9:84b84680 r8:8027ed34 r7:ecbd5e60 r6:84b52680 r5:85164800 ** 9 printk messages dropped ** [ 1347.985044][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1347.985773][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 3 printk messages dropped ** [ 1347.985904][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.985945][ T32] r5:00001000 r4:dfb77000 [ 1347.985964][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.986002][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.986043][ T32] r5:8501a38c r4:8501a000 [ 1347.986062][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.986119][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1347.986163][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.986236][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.986266][ T32] r4:85093380 [ 1347.986287][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1347.986342][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1347.986376][ T32] r4:00000001 [ 1347.986399][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1347.986434][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1347.986459][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1347.986486][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1347.986546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1347.986578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1347.986600][ T32] r4:8508f600 [ 1347.986621][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1347.986649][ T32] INFO: task kworker/1:1019:6215 blocked for more than 474 seconds. [ 1347.986683][ T32] Not tainted 6.15.0-syzkaller #0 [ 1347.986707][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1347.986727][ T32] task:kworker/1:1019 state:D stack:0 pid:6215 tgid:6215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1347.986774][ T32] Workqueue: events bpf_prog_free_deferred [ 1347.986841][ T32] Call trace: [ 1347.986885][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1347.986941][ T32] r10:82918644 r9:ecbf5d84 r8:00000002 r7:60000113 r6:ecbf5d8c r5:85165400 [ 1347.986975][ T32] r4:85165400 [ 1347.986997][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1347.987061][ T32] r5:85165400 r4:82918640 [ 1347.987083][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1347.987124][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1347.987167][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 [ 1347.987189][ T32] r4:00000000 [ 1347.987207][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1347.987254][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1347.987295][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1347.987334][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6f140 [ 1347.987356][ T32] r4:00000000 [ 1347.987374][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1347.987458][ T32] r9:83018205 r8:85165400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [ 1347.987484][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1347.987527][ T32] r5:00001000 r4:ec831000 [ 1347.987552][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1347.987590][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1347.987689][ T32] r5:858f3b8c r4:858f3800 [ 1347.987730][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1347.987775][ T32] r7:ddde2d40 r6:83018200 r5:858f3b8c r4:84b84700 [ 1347.987795][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1347.987838][ T32] r10:61c88647 r9:85165400 r8:84b8472c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1347.987860][ T32] r4:84b84700 [ 1347.987878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1347.988120][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1347.988892][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1347.989164][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1347.989330][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 11 printk messages dropped ** [ 1347.989906][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 12 printk messages dropped ** [ 1348.007811][ T32] INFO: task kworker/1:1020:6217 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.008220][ T32] r5:8592b000 r4:82918640 ** 1 printk messages dropped ** [ 1348.008280][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.008631][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6f580 ** 9 printk messages dropped ** [ 1348.009040][ T32] r7:ddde2d40 r6:83018200 r5:858f3f8c r4:84b84780 ** 9 printk messages dropped ** [ 1348.009411][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.020707][ T32] Call trace: [ 1348.020770][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.020862][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.020912][ T32] r4:00000000 [ 1348.020937][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.020998][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.021042][ T32] 9d20: a2b50000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.021075][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.021119][ T32] 9d60: 800e0013 ffffffff [ 1348.021146][ T32] r5:800e0013 r4:80239bd0 [ 1348.021167][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.021211][ T32] r4:82ac11e4 [ 1348.021245][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.021290][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.021312][ T32] r4:e06a9dc0 [ 1348.021331][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.021372][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.021414][ T32] r4:00000000 [ 1348.021459][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.021530][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.021563][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.021606][ T32] r5:00001000 r4:dfb77000 [ 1348.021648][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.021700][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.021766][ T32] r5:8501a38c r4:8501a000 [ 1348.021806][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.021877][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.021902][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.021946][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.021979][ T32] r4:85093380 [ 1348.022012][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.022065][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.022119][ T32] r4:00000001 [ 1348.022166][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.022204][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.022232][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.022260][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.022285][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.022313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.022334][ T32] r4:8508f600 [ 1348.022355][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.022394][ T32] INFO: task kworker/0:520:6220 blocked for more than 474 seconds. [ 1348.022431][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.022455][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.022475][ T32] task:kworker/0:520 state:D stack:0 pid:6220 tgid:6220 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.022548][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.022618][ T32] Call trace: [ 1348.022649][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1348.022910][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.022960][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 ** 4 printk messages dropped ** [ 1348.023172][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844b6cc0 ** 9 printk messages dropped ** [ 1348.023561][ T32] r7:dddced40 r6:83018000 r5:849b8b8c r4:84b52780 ** 7 printk messages dropped ** [ 1348.023922][ T32] Exception stack(0xecbfdfb0 to 0xecbfdff8) ** 6 printk messages dropped ** [ 1348.024572][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1348.025333][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1348.025835][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1348.026188][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1348.026650][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 5 printk messages dropped ** [ 1348.026939][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.027173][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844b6480 ** 9 printk messages dropped ** [ 1348.027548][ T32] r7:dddced40 r6:83018000 r5:8584ef8c r4:84b52800 ** 9 printk messages dropped ** [ 1348.027946][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.028668][ T32] Call trace: [ 1348.028724][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.028777][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.028811][ T32] r4:00000000 [ 1348.028833][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.028881][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.028913][ T32] 9d20: a2b50000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.028940][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.028963][ T32] 9d60: 800e0013 ffffffff [ 1348.028985][ T32] r5:800e0013 r4:80239bd0 [ 1348.029005][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.029044][ T32] r4:82ac11e4 [ 1348.029063][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.029103][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.029156][ T32] r4:e06a9dc0 [ 1348.029179][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.029220][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.029262][ T32] r4:00000000 [ 1348.029286][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.029353][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.029377][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.029452][ T32] r5:00001000 r4:dfb77000 [ 1348.029476][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.029540][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.029585][ T32] r5:8501a38c r4:8501a000 [ 1348.029605][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.029650][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.029670][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.029714][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.029736][ T32] r4:85093380 [ 1348.029754][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.029798][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.029888][ T32] r4:00000001 [ 1348.060368][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.060467][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.060528][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.060572][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.060600][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.060656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.060692][ T32] r4:8508f600 [ 1348.060719][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.060763][ T32] INFO: task kworker/1:1021:6224 blocked for more than 474 seconds. [ 1348.060799][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.060823][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.060847][ T32] task:kworker/1:1021 state:D stack:0 pid:6224 tgid:6224 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.060904][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.060987][ T32] Call trace: [ 1348.061043][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.061097][ T32] r10:82918644 r9:ecb3dd84 r8:00000002 r7:60000013 r6:ecb3dd8c r5:858b0c00 [ 1348.061151][ T32] r4:858b0c00 [ 1348.061175][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.061216][ T32] r5:858b0c00 r4:82918640 [ 1348.061236][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.061276][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.061320][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 [ 1348.061342][ T32] r4:00000000 [ 1348.061360][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.061397][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1348.061528][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.061831][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.062287][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.063173][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 4 printk messages dropped ** [ 1348.063351][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1348.063561][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 6 printk messages dropped ** [ 1348.063786][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1348.064113][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.064565][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.064792][ T32] task:kworker/1:1022 state:D stack:0 pid:6226 tgid:6226 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.065160][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.065206][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc09e08 ** 5 printk messages dropped ** [ 1348.065442][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.065685][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.066032][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1348.066747][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.067019][ T32] 9d20: a34f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1348.067169][ T32] r4:82ac11e4 [ 1348.067193][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.067260][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.067308][ T32] r4:e06a9dc0 [ 1348.067351][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.067396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.067420][ T32] r4:00000000 [ 1348.067459][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.067526][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.067563][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.067628][ T32] r5:00001000 r4:dfb77000 [ 1348.067684][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.067729][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.067770][ T32] r5:8501a38c r4:8501a000 [ 1348.067790][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.067847][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.067871][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.067917][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.067939][ T32] r4:85093380 [ 1348.067958][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.068006][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.068029][ T32] r4:00000001 [ 1348.068048][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.068100][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.068140][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.068179][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.068239][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.068270][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.068301][ T32] r4:8508f600 [ 1348.068325][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.068353][ T32] INFO: task kworker/1:1024:6229 blocked for more than 474 seconds. [ 1348.068381][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.068403][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.068455][ T32] task:kworker/1:1024 state:D stack:0 pid:6229 tgid:6229 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.068511][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.068588][ T32] Call trace: [ 1348.068646][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.068716][ T32] r10:82918644 r9:ecc11d84 r8:00000002 r7:60000013 r6:ecc11d8c r5:84aab000 [ 1348.068742][ T32] r4:84aab000 [ 1348.068762][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.068802][ T32] r5:84aab000 r4:82918640 [ 1348.068855][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.068912][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.068982][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 [ 1348.069007][ T32] r4:00000000 [ 1348.069040][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.069081][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.069118][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.069159][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6fb40 [ 1348.069181][ T32] r4:00000000 [ 1348.069199][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.069254][ T32] r9:83018205 r8:84aab000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [ 1348.069289][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.069335][ T32] r5:00001000 r4:dfb1d000 [ 1348.069364][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.069415][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.069491][ T32] r5:858fcf8c r4:858fcc00 [ 1348.069546][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.069594][ T32] r7:ddde2d40 r6:83018200 r5:858fcf8c r4:84b84b00 [ 1348.069625][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.069673][ T32] r10:61c88647 r9:84aab000 r8:84b84b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.069695][ T32] r4:84b84b00 [ 1348.069736][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.069784][ T32] r10:00000000 r9:84b84b00 r8:8027ed34 r7:ecb81e60 r6:84b52a00 r5:84aab000 [ 1348.069807][ T32] r4:00000001 [ 1348.069826][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.091993][ T32] Exception stack(0xecc11fb0 to 0xecc11ff8) [ 1348.092118][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.092177][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.092216][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.092252][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.092276][ T32] r4:84b6fac0 [ 1348.092770][ T32] INFO: task kworker/1:1024:6229 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.092806][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.092945][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.093016][ T32] Call trace: [ 1348.093048][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.093106][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.093129][ T32] r4:00000000 [ 1348.093149][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.093188][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.093217][ T32] 9d20: a3ae1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.093245][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.093289][ T32] 9d60: 800e0013 ffffffff [ 1348.093315][ T32] r5:800e0013 r4:80239bd0 [ 1348.093336][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.093408][ T32] r4:82ac11e4 [ 1348.093439][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.093502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.093534][ T32] r4:e06a9dc0 [ 1348.093578][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.093633][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.093667][ T32] r4:00000000 [ 1348.093689][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.093747][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.093773][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.093846][ T32] r5:00001000 r4:dfb77000 [ 1348.093869][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.093909][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.093952][ T32] r5:8501a38c r4:8501a000 [ 1348.093994][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.094053][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.094077][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.094148][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.094174][ T32] r4:85093380 [ 1348.094202][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.094274][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 6 printk messages dropped ** [ 1348.094514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1348.094816][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.095158][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.095210][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 ** 1 printk messages dropped ** [ 1348.095276][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1348.095727][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.096142][ T32] Exception stack(0xecc1dfb0 to 0xecc1dff8) ** 7 printk messages dropped ** [ 1348.096787][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.097111][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1348.097564][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1348.098171][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.098354][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 4 printk messages dropped ** [ 1348.098478][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.098502][ T32] task:kworker/0:523 state:D stack:0 pid:6298 tgid:6298 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.098559][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.098602][ T32] Call trace: [ 1348.098650][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.098708][ T32] r10:82918644 r9:ecc7dd84 r8:00000002 r7:60000113 r6:ecc7dd8c r5:84aaec00 [ 1348.098734][ T32] r4:84aaec00 [ 1348.098753][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.098793][ T32] r5:84aaec00 r4:82918640 [ 1348.098812][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.098851][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.098895][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc7de08 [ 1348.098938][ T32] r4:00000000 [ 1348.098961][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.098999][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.099050][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.099093][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6ca00 [ 1348.099139][ T32] r4:00000000 [ 1348.099160][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.099203][ T32] r9:83018005 r8:84aaec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [ 1348.099223][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.099315][ T32] r5:00001000 r4:eccb1000 [ 1348.099359][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.099404][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.099445][ T32] r5:8584fb8c r4:8584f800 [ 1348.099485][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.099558][ T32] r7:dddced40 r6:83018000 r5:8584fb8c r4:84b52c00 [ 1348.099594][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.099643][ T32] r10:61c88647 r9:84aaec00 r8:84b52c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.099700][ T32] r4:84b52c00 [ 1348.099744][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.099802][ T32] r10:00000000 r9:84b52c00 r8:8027ed34 r7:ecbfde60 r6:84b52c80 r5:84aaec00 [ 1348.099827][ T32] r4:00000001 [ 1348.099890][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.115422][ T32] Exception stack(0xecc7dfb0 to 0xecc7dff8) [ 1348.115482][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.115512][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.115550][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.115603][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.115630][ T32] r4:84a6c580 [ 1348.116163][ T32] INFO: task kworker/0:523:6298 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.116205][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.116288][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.116368][ T32] Call trace: [ 1348.116429][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.116503][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.116549][ T32] r4:00000000 [ 1348.116573][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.116634][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.116676][ T32] 9d20: a3ae1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.116729][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.116776][ T32] 9d60: 800e0013 ffffffff [ 1348.116802][ T32] r5:800e0013 r4:80239bd0 [ 1348.116823][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.116869][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1348.117009][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.117397][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1348.117591][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1348.117883][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.118188][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.118253][ T32] Call trace: [ 1348.118310][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.118356][ T32] r10:82918644 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:84aa9800 [ 1348.118378][ T32] r4:84aa9800 [ 1348.118399][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.118438][ T32] r5:84aa9800 r4:82918640 [ 1348.118478][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.118534][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.118583][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 [ 1348.118605][ T32] r4:00000000 [ 1348.118646][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.118687][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.118722][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.118771][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85998400 [ 1348.118797][ T32] r4:00000000 [ 1348.118836][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.118906][ T32] r9:83018005 r8:84aa9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [ 1348.118930][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.118972][ T32] r5:00001000 r4:ec791000 [ 1348.118990][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.119028][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.119411][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.119625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1348.133930][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1348.134239][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1348.134371][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1348.134756][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1348.135198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1348.135553][ T32] Call trace: ** 6 printk messages dropped ** [ 1348.135910][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.135955][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 ** 2 printk messages dropped ** [ 1348.136081][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.136386][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.136759][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.136869][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.137665][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1348.138073][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1348.138152][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.138414][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1348.138681][ T32] r4:85093380 ** 7 printk messages dropped ** [ 1348.139002][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.139159][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.139200][ T32] task:kworker/0:526 state:D stack:0 pid:6466 tgid:6466 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.139247][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.139314][ T32] Call trace: [ 1348.139366][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.139414][ T32] r10:82918644 r9:eceddd84 r8:00000002 r7:60000013 r6:eceddd8c r5:848aec00 [ 1348.139446][ T32] r4:848aec00 [ 1348.139468][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.139507][ T32] r5:848aec00 r4:82918640 [ 1348.139526][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.139574][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.139618][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecedde08 [ 1348.139641][ T32] r4:00000000 [ 1348.139659][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.139724][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.139760][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.139799][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5d40 [ 1348.139821][ T32] r4:00000000 [ 1348.139894][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.165025][ T32] r9:83018005 r8:848aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1df000 [ 1348.165083][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.165159][ T32] r5:00001000 r4:eb6b5000 [ 1348.165180][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.165221][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.165264][ T32] r5:849b938c r4:849b9000 [ 1348.165303][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.165355][ T32] r7:dddced40 r6:83018000 r5:849b938c r4:84b52f00 [ 1348.165377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.165422][ T32] r10:61c88647 r9:848aec00 r8:84b52f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.165444][ T32] r4:84b52f00 [ 1348.165463][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.165506][ T32] r10:00000000 r9:84b52f00 r8:8027ed34 r7:ecbfde60 r6:84b52f80 r5:848aec00 [ 1348.165558][ T32] r4:00000001 [ 1348.165583][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.165621][ T32] Exception stack(0xeceddfb0 to 0xeceddff8) [ 1348.165651][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.165679][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.165705][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.165743][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.165777][ T32] r4:857a5ec0 [ 1348.166270][ T32] INFO: task kworker/0:526:6466 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.166307][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.166376][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.166448][ T32] Call trace: [ 1348.166489][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.166569][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.166624][ T32] r4:00000000 [ 1348.166647][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.166687][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.166716][ T32] 9d20: a46ca000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.166763][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.166789][ T32] 9d60: 800e0013 ffffffff [ 1348.166821][ T32] r5:800e0013 r4:80239bd0 [ 1348.166844][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.166886][ T32] r4:82ac11e4 [ 1348.166906][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.166947][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.166978][ T32] r4:e06a9dc0 [ 1348.167000][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.167043][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.167064][ T32] r4:00000000 [ 1348.167083][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.167126][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.167146][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.167187][ T32] r5:00001000 r4:dfb77000 ** 1 printk messages dropped ** [ 1348.167245][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.167635][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1348.167841][ T32] INFO: task kworker/0:527:6468 blocked for more than 474 seconds. ** 11 printk messages dropped ** [ 1348.168295][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.168340][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb1e08 ** 4 printk messages dropped ** [ 1348.168627][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5880 ** 7 printk messages dropped ** [ 1348.168947][ T32] r5:849b8f8c r4:849b8c00 ** 6 printk messages dropped ** [ 1348.169266][ T32] r10:00000000 r9:851b8080 r8:8027ed34 r7:ecbfde60 r6:851b8100 r5:848ae000 ** 9 printk messages dropped ** [ 1348.177701][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1348.178729][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1348.178886][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1348.179471][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.179785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.179812][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.184060][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.184124][ T32] r4:8508f600 [ 1348.184151][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.184204][ T32] INFO: task kworker/0:528:6471 blocked for more than 474 seconds. [ 1348.184244][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.184269][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.184290][ T32] task:kworker/0:528 state:D stack:0 pid:6471 tgid:6471 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.184343][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.184430][ T32] Call trace: [ 1348.184471][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.184524][ T32] r10:82918644 r9:ecf79d84 r8:00000002 r7:60000113 r6:ecf79d8c r5:848abc00 [ 1348.184574][ T32] r4:848abc00 [ 1348.184597][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.184639][ T32] r5:848abc00 r4:82918640 [ 1348.184659][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.184709][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.184759][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf79e08 [ 1348.184782][ T32] r4:00000000 [ 1348.184801][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.184839][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.184879][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.184918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bf1c0 [ 1348.184940][ T32] r4:00000000 [ 1348.184959][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.185005][ T32] r9:83018005 r8:848abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e7000 [ 1348.185045][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.185092][ T32] r5:00001000 r4:ec759000 [ 1348.185121][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.185164][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.185225][ T32] r5:849b838c r4:849b8000 [ 1348.185249][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.185297][ T32] r7:dddced40 r6:83018000 r5:849b838c r4:851b8000 [ 1348.185318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.185361][ T32] r10:61c88647 r9:848abc00 r8:851b802c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.185383][ T32] r4:851b8000 [ 1348.185401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.185445][ T32] r10:00000000 r9:851b8000 r8:8027ed34 r7:ecbfde60 r6:851b8180 r5:848abc00 [ 1348.185467][ T32] r4:00000001 [ 1348.185485][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.185519][ T32] Exception stack(0xecf79fb0 to 0xecf79ff8) [ 1348.185560][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.185589][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.185614][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.185643][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.185665][ T32] r4:857a5080 [ 1348.186146][ T32] INFO: task kworker/0:528:6471 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.186179][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1348.186758][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1348.186871][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.187140][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.187437][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.187610][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.187881][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.188204][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.188266][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd79e08 ** 5 printk messages dropped ** [ 1348.188475][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.188622][ T32] r5:00001000 r4:ec6cf000 ** 5 printk messages dropped ** [ 1348.188810][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.189233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.205390][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.205786][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1348.206013][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 6 printk messages dropped ** [ 1348.206372][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.206711][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.206870][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1348.207258][ T32] r10:82918644 r9:ecf81d84 r8:00000002 r7:60000013 r6:ecf81d8c r5:848ac800 ** 4 printk messages dropped ** [ 1348.207406][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.207495][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1348.207787][ T32] r5:00001000 r4:ec7c3000 ** 5 printk messages dropped ** [ 1348.207994][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.208048][ T32] r10:61c88647 r9:848ac800 r8:851b832c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.208073][ T32] r4:851b8300 [ 1348.208091][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.208153][ T32] r10:00000000 r9:851b8300 r8:8027ed34 r7:ecf79e60 r6:851b8380 r5:848ac800 [ 1348.208178][ T32] r4:00000001 [ 1348.208215][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.208253][ T32] Exception stack(0xecf81fb0 to 0xecf81ff8) [ 1348.208299][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.208331][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.208357][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.208385][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.208406][ T32] r4:851bf180 [ 1348.208892][ T32] INFO: task kworker/0:530:6475 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.208926][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.208981][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.209025][ T32] Call trace: [ 1348.209053][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.209101][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.209123][ T32] r4:00000000 [ 1348.209142][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.209177][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.209206][ T32] 9d20: a4ad1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.209234][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.209257][ T32] 9d60: 800e0013 ffffffff [ 1348.209280][ T32] r5:800e0013 r4:80239bd0 [ 1348.209320][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.209364][ T32] r4:82ac11e4 [ 1348.209384][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.209424][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.209479][ T32] r4:e06a9dc0 [ 1348.209500][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.209548][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.209571][ T32] r4:00000000 [ 1348.209591][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.209665][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.209691][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.209745][ T32] r5:00001000 r4:dfb77000 [ 1348.209767][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.209806][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.224032][ T32] r5:8501a38c r4:8501a000 [ 1348.224110][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.224186][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.224208][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.224268][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.224294][ T32] r4:85093380 [ 1348.224315][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.224362][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.224383][ T32] r4:00000001 [ 1348.224402][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.224461][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.224495][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.224523][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.224559][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.224588][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.224609][ T32] r4:8508f600 [ 1348.224631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.224661][ T32] INFO: task kworker/0:531:6477 blocked for more than 474 seconds. [ 1348.224694][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.224717][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.224762][ T32] task:kworker/0:531 state:D stack:0 pid:6477 tgid:6477 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.224821][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.224867][ T32] Call trace: [ 1348.224897][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.224946][ T32] r10:82918644 r9:ecf8dd84 r8:00000002 r7:60000013 r6:ecf8dd8c r5:8592e000 ** 4 printk messages dropped ** [ 1348.225112][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.225158][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf8de08 ** 4 printk messages dropped ** [ 1348.225338][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bf500 ** 9 printk messages dropped ** [ 1348.225753][ T32] r7:dddced40 r6:83018000 r5:8596478c r4:851b8400 ** 9 printk messages dropped ** [ 1348.226072][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.226898][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 13 printk messages dropped ** [ 1348.227376][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 6 printk messages dropped ** [ 1348.227613][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.228155][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.228392][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.228721][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.228827][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1348.229409][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1348.245318][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.246292][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1348.246601][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 3 printk messages dropped ** [ 1348.246745][ T32] r4:00000000 [ 1348.246769][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.246817][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.246839][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.246893][ T32] r5:00001000 r4:dfb77000 [ 1348.246918][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.246959][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.247001][ T32] r5:8501a38c r4:8501a000 [ 1348.247021][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.247076][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.247116][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.247166][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.247208][ T32] r4:85093380 [ 1348.247250][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.247300][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.247322][ T32] r4:00000001 [ 1348.247342][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.247378][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.247404][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.247431][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.247457][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.247484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.247505][ T32] r4:8508f600 [ 1348.247527][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.247569][ T32] INFO: task kworker/0:533:6481 blocked for more than 474 seconds. [ 1348.247604][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.247628][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.247691][ T32] task:kworker/0:533 state:D stack:0 pid:6481 tgid:6481 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.247772][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.247833][ T32] Call trace: [ 1348.247867][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.247913][ T32] r10:82918644 r9:ecf9dd84 r8:00000002 r7:60000013 r6:ecf9dd8c r5:85928c00 [ 1348.247935][ T32] r4:85928c00 [ 1348.247954][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.248012][ T32] r5:85928c00 r4:82918640 [ 1348.248034][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.248074][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.248119][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf9de08 [ 1348.248139][ T32] r4:00000000 [ 1348.248159][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.248215][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.248256][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.248296][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bfa40 [ 1348.248318][ T32] r4:00000000 [ 1348.248336][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.248378][ T32] r9:83018005 r8:85928c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1f5000 [ 1348.248400][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.248441][ T32] r5:00001000 r4:ecc05000 [ 1348.248461][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.248498][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.248552][ T32] r5:8596578c r4:85965400 [ 1348.248571][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.248614][ T32] r7:dddced40 r6:83018000 r5:8596578c r4:851b8500 [ 1348.248633][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.248676][ T32] r10:61c88647 r9:85928c00 r8:851b852c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.248697][ T32] r4:851b8500 [ 1348.248716][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.248758][ T32] r10:00000000 r9:851b8500 r8:8027ed34 r7:ecf95e60 r6:84b84d00 r5:85928c00 [ 1348.248779][ T32] r4:00000001 [ 1348.248798][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.248831][ T32] Exception stack(0xecf9dfb0 to 0xecf9dff8) [ 1348.248859][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.248887][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.248912][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.248940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.248978][ T32] r4:851bf580 [ 1348.249330][ T32] INFO: task kworker/0:533:6481 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.249362][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.249451][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.249518][ T32] Call trace: [ 1348.249575][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.249646][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.249672][ T32] r4:00000000 [ 1348.249691][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 8 printk messages dropped ** [ 1348.263031][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 6 printk messages dropped ** [ 1348.263238][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1348.263652][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.263833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.264118][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.264453][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.264520][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.264684][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.265050][ T32] r5:85964f8c r4:85964c00 ** 4 printk messages dropped ** [ 1348.265204][ T32] r4:851b8580 ** 6 printk messages dropped ** [ 1348.265483][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.266204][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.266641][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.266837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 12 printk messages dropped ** [ 1348.267307][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1348.267459][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 1 printk messages dropped ** [ 1348.267526][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.267562][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.267589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.267610][ T32] r4:8508f600 [ 1348.267631][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.267656][ T32] INFO: task kworker/0:535:6485 blocked for more than 474 seconds. [ 1348.267715][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.267738][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.267760][ T32] task:kworker/0:535 state:D stack:0 pid:6485 tgid:6485 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.267803][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.267845][ T32] Call trace: [ 1348.267875][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.267943][ T32] r10:82918644 r9:ecfa9d84 r8:00000002 r7:60000113 r6:ecfa9d8c r5:8592ec00 [ 1348.267968][ T32] r4:8592ec00 [ 1348.267993][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.268033][ T32] r5:8592ec00 r4:82918640 [ 1348.268052][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.268091][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.268135][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa9e08 [ 1348.268157][ T32] r4:00000000 [ 1348.268196][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.268238][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.268274][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.268336][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bf840 [ 1348.268360][ T32] r4:00000000 [ 1348.268379][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.268422][ T32] r9:83018005 r8:8592ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1f3000 [ 1348.268442][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.268482][ T32] r5:00001000 r4:ecb29000 [ 1348.268500][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.268556][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.268601][ T32] r5:8596538c r4:85965000 [ 1348.268620][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.268696][ T32] r7:dddced40 r6:83018000 r5:8596538c r4:851b8600 [ 1348.268721][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.268789][ T32] r10:61c88647 r9:8592ec00 r8:851b862c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.268814][ T32] r4:851b8600 [ 1348.268833][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.268887][ T32] r10:00000000 r9:851b8600 r8:8027ed34 r7:ecf9de60 r6:84b84e00 r5:8592ec00 [ 1348.268912][ T32] r4:00000001 [ 1348.268930][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.268966][ T32] Exception stack(0xecfa9fb0 to 0xecfa9ff8) [ 1348.268991][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.269017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.269043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.269089][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.269115][ T32] r4:851bf700 [ 1348.269493][ T32] INFO: task kworker/0:535:6485 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.269526][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.269589][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.269648][ T32] Call trace: [ 1348.269692][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.269749][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.269776][ T32] r4:00000000 [ 1348.269795][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.269832][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.269860][ T32] 9d20: a55b6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.294994][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 3 printk messages dropped ** [ 1348.295267][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.295521][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1348.295895][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1348.296167][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.296344][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.296866][ T32] r10:82918644 r9:ecfadd84 r8:00000002 r7:60000113 r6:ecfadd8c r5:8592d400 ** 4 printk messages dropped ** [ 1348.297057][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1348.297326][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.297547][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.297928][ T32] Exception stack(0xecfadfb0 to 0xecfadff8) ** 6 printk messages dropped ** [ 1348.298664][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1348.299463][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.309663][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1348.310642][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1348.311079][ T32] INFO: task kworker/0:537:6490 blocked for more than 474 seconds. ** 9 printk messages dropped ** [ 1348.311632][ T32] r5:85930000 r4:82918640 ** 1 printk messages dropped ** [ 1348.311755][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1348.312120][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4480 ** 9 printk messages dropped ** [ 1348.312431][ T32] r7:dddced40 r6:83018000 r5:8596778c r4:851b8700 [ 1348.312452][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.312495][ T32] r10:61c88647 r9:85930000 r8:851b872c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.312516][ T32] r4:851b8700 [ 1348.312547][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.312590][ T32] r10:00000000 r9:851b8700 r8:8027ed34 r7:ecfade60 r6:84b84f00 r5:85930000 [ 1348.312612][ T32] r4:00000001 [ 1348.312641][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.312680][ T32] Exception stack(0xecfb5fb0 to 0xecfb5ff8) [ 1348.312706][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.312733][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.312758][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.312807][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.312919][ T32] r4:851bfb80 [ 1348.313403][ T32] INFO: task kworker/0:537:6490 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.313482][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.313576][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.313742][ T32] Call trace: [ 1348.313785][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.313835][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.313868][ T32] r4:00000000 [ 1348.313896][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.313934][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.313963][ T32] 9d20: a5c1a000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.313991][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.314013][ T32] 9d60: 800e0013 ffffffff [ 1348.314035][ T32] r5:800e0013 r4:80239bd0 [ 1348.314055][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.314095][ T32] r4:82ac11e4 [ 1348.314114][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.314155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.314177][ T32] r4:e06a9dc0 [ 1348.314196][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.314236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.314258][ T32] r4:00000000 [ 1348.314276][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.314320][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.314340][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.314382][ T32] r5:00001000 r4:dfb77000 [ 1348.314421][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.314464][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.314505][ T32] r5:8501a38c r4:8501a000 [ 1348.314555][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.314626][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.314651][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.314696][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.314738][ T32] r4:85093380 [ 1348.314762][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.314830][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.314871][ T32] r4:00000001 [ 1348.314894][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.314949][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.314978][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.315005][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.315031][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.315057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.315078][ T32] r4:8508f600 [ 1348.315107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.315135][ T32] INFO: task kworker/0:538:6491 blocked for more than 474 seconds. [ 1348.315163][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.315186][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.315225][ T32] task:kworker/0:538 state:D stack:0 pid:6491 tgid:6491 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.315296][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.315352][ T32] Call trace: ** 2 printk messages dropped ** [ 1348.315453][ T32] r4:85930c00 ** 3 printk messages dropped ** [ 1348.315585][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.315659][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb9e08 ** 2 printk messages dropped ** [ 1348.315786][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1348.316061][ T32] r5:00001000 r4:ecdef000 ** 5 printk messages dropped ** [ 1348.316270][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.316622][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.317337][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 8 printk messages dropped ** [ 1348.317603][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.317806][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1348.318117][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1348.318305][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1348.318595][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.318843][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.319328][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.319400][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc1e08 ** 2 printk messages dropped ** [ 1348.319518][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.352599][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.352995][ T32] r10:00000000 r9:851b8800 r8:8027ed34 r7:ecfb5e60 r6:85789000 r5:85932400 ** 7 printk messages dropped ** [ 1348.353265][ T32] r4:851bff00 ** 2 printk messages dropped ** [ 1348.353924][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.354465][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1348.354698][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1348.354867][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1348.354971][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.355016][ T32] r5:00001000 r4:dfb77000 [ 1348.355035][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.355094][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.355140][ T32] r5:8501a38c r4:8501a000 [ 1348.355179][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.355227][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.355290][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.355338][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.355360][ T32] r4:85093380 [ 1348.355379][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.355424][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.355445][ T32] r4:00000001 [ 1348.355464][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.355498][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.355524][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.355583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.355714][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.355747][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.355790][ T32] r4:8508f600 [ 1348.355814][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.355845][ T32] INFO: task kworker/0:540:6495 blocked for more than 474 seconds. [ 1348.355879][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.355903][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.355933][ T32] task:kworker/0:540 state:D stack:0 pid:6495 tgid:6495 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.355982][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.356024][ T32] Call trace: [ 1348.356063][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.356110][ T32] r10:82918644 r9:ecfc9d84 r8:00000002 r7:60000113 r6:ecfc9d8c r5:85931800 [ 1348.356132][ T32] r4:85931800 [ 1348.356151][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.356190][ T32] r5:85931800 r4:82918640 [ 1348.356209][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.356248][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.356292][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc9e08 [ 1348.356314][ T32] r4:00000000 [ 1348.356332][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.356369][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.356404][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.356444][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5ac0 [ 1348.356466][ T32] r4:00000000 [ 1348.356484][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.356526][ T32] r9:83018005 r8:85931800 r7:00000000 r6:83018000 r5:00001000 r4:7f1fd000 [ 1348.356563][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.356608][ T32] r5:00001000 r4:ece01000 [ 1348.356627][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.356665][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.356705][ T32] r5:8596678c r4:85966400 [ 1348.356724][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.356766][ T32] r7:dddced40 r6:83018000 r5:8596678c r4:851b8880 [ 1348.356795][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.356864][ T32] r10:61c88647 r9:85931800 r8:851b88ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.356890][ T32] r4:851b8880 [ 1348.356919][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.356970][ T32] r10:00000000 r9:851b8880 r8:8027ed34 r7:ecfb5e60 r6:85789080 r5:85931800 [ 1348.356992][ T32] r4:00000001 [ 1348.357010][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.357044][ T32] Exception stack(0xecfc9fb0 to 0xecfc9ff8) [ 1348.357134][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.357165][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.357190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.357262][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.357292][ T32] r4:857a56c0 [ 1348.357663][ T32] INFO: task kworker/0:540:6495 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.357712][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.357846][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.357896][ T32] Call trace: [ 1348.357943][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.357999][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.358022][ T32] r4:00000000 [ 1348.358041][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.358101][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.358134][ T32] 9d20: a674e000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.358162][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.358250][ T32] 9d60: 800e0013 ffffffff [ 1348.358317][ T32] r5:800e0013 r4:80239bd0 [ 1348.358361][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.358405][ T32] r4:82ac11e4 [ 1348.358425][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.358467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 2 printk messages dropped ** [ 1348.358556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1348.358880][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1348.359126][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 7 printk messages dropped ** [ 1348.359325][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1348.359461][ T32] task:kworker/0:541 state:D stack:0 pid:6498 tgid:6498 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.371068][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.371181][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1348.371626][ T32] r5:00001000 r4:ece0b000 ** 6 printk messages dropped ** [ 1348.372198][ T32] r10:61c88647 r9:85933c00 r8:851b892c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1348.372628][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.373848][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1348.374224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1348.374725][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.375147][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1348.375492][ T32] INFO: task kworker/0:542:6500 blocked for more than 474 seconds. ** 7 printk messages dropped ** [ 1348.375895][ T32] r4:85935400 ** 3 printk messages dropped ** [ 1348.376051][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.376148][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.376243][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.376497][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.376905][ T32] Exception stack(0xecfd5fb0 to 0xecfd5ff8) [ 1348.376931][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.376958][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.376983][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.377010][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.377033][ T32] r4:855f40c0 [ 1348.377459][ T32] INFO: task kworker/0:542:6500 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.377494][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.377588][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.377634][ T32] Call trace: [ 1348.377663][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.377711][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.377734][ T32] r4:00000000 [ 1348.377764][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.377870][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.377925][ T32] 9d20: a674e000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.377956][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.377979][ T32] 9d60: 800e0013 ffffffff [ 1348.378007][ T32] r5:800e0013 r4:80239bd0 [ 1348.378044][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.378100][ T32] r4:82ac11e4 [ 1348.378134][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.378179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.378202][ T32] r4:e06a9dc0 [ 1348.378220][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.378261][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.378282][ T32] r4:00000000 [ 1348.378317][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.378384][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.378408][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.378450][ T32] r5:00001000 r4:dfb77000 [ 1348.378471][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.378509][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.378555][ T32] r5:8501a38c r4:8501a000 [ 1348.378574][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.378618][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.378639][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.378683][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.378704][ T32] r4:85093380 [ 1348.378733][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.378802][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.378827][ T32] r4:00000001 [ 1348.378847][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.378881][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.378906][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.378933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.378958][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.378985][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.379006][ T32] r4:8508f600 [ 1348.379026][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.379049][ T32] INFO: task kworker/0:543:6501 blocked for more than 474 seconds. [ 1348.379077][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.379099][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.379150][ T32] task:kworker/0:543 state:D stack:0 pid:6501 tgid:6501 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.379200][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.379239][ T32] Call trace: [ 1348.379268][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.379312][ T32] r10:82918644 r9:ecfd9d84 r8:00000002 r7:60000113 r6:ecfd9d8c r5:85936000 [ 1348.379400][ T32] r4:85936000 [ 1348.379422][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.379525][ T32] r5:85936000 r4:82918640 [ 1348.379556][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.379597][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.379641][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd9e08 [ 1348.379710][ T32] r4:00000000 [ 1348.379734][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.379775][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.410255][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.410390][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4380 [ 1348.410418][ T32] r4:00000000 [ 1348.410440][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.410489][ T32] r9:83018005 r8:85936000 r7:00000000 r6:83018000 r5:00001000 r4:7f203000 [ 1348.410543][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.410601][ T32] r5:00001000 r4:ece21000 [ 1348.410622][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.410662][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.410713][ T32] r5:8596738c r4:85967000 [ 1348.410736][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.410785][ T32] r7:dddced40 r6:83018000 r5:8596738c r4:851b8a00 [ 1348.410815][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.410864][ T32] r10:61c88647 r9:85936000 r8:851b8a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.410887][ T32] r4:851b8a00 [ 1348.410906][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.410964][ T32] r10:00000000 r9:851b8a00 r8:8027ed34 r7:ecfb5e60 r6:85789200 r5:85936000 [ 1348.411010][ T32] r4:00000001 [ 1348.411033][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.411079][ T32] Exception stack(0xecfd9fb0 to 0xecfd9ff8) [ 1348.411113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.411157][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.411188][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.411216][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1348.411806][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1348.412471][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.412771][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.413175][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.413330][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 1 printk messages dropped ** [ 1348.413387][ T32] r4:8508f600 [ 1348.413412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.413453][ T32] INFO: task kworker/0:544:6505 blocked for more than 474 seconds. [ 1348.413488][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.413522][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.413554][ T32] task:kworker/0:544 state:D stack:0 pid:6505 tgid:6505 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.413600][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.413643][ T32] Call trace: [ 1348.413693][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.413761][ T32] r10:82918644 r9:ecfe9d84 r8:00000002 r7:60000013 r6:ecfe9d8c r5:85934800 [ 1348.413786][ T32] r4:85934800 [ 1348.413806][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.413846][ T32] r5:85934800 r4:82918640 [ 1348.413866][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.413905][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.413949][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe9e08 [ 1348.413970][ T32] r4:00000000 [ 1348.413988][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.414025][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.414059][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.414099][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4540 [ 1348.414120][ T32] r4:00000000 [ 1348.414157][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.414203][ T32] r9:83018005 r8:85934800 r7:00000000 r6:83018000 r5:00001000 r4:7f207000 [ 1348.414225][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.414285][ T32] r5:00001000 r4:ece3f000 [ 1348.414308][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.414347][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.414387][ T32] r5:85967b8c r4:85967800 [ 1348.414406][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.414448][ T32] r7:dddced40 r6:83018000 r5:85967b8c r4:851b8a80 ** 1 printk messages dropped ** [ 1348.414556][ T32] r10:61c88647 r9:85934800 r8:851b8aac r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1348.414824][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.415462][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1348.415821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1348.416119][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.416477][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1348.416774][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1348.417110][ T32] r5:85933000 r4:82918640 ** 1 printk messages dropped ** [ 1348.417183][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.417327][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.417645][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.418014][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.418636][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.418963][ T32] 9d60: 800e0013 ffffffff ** 6 printk messages dropped ** [ 1348.419143][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1348.419508][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1348.435313][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.435385][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.435423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.435469][ T32] r4:8508f600 [ 1348.435496][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.435555][ T32] INFO: task kworker/0:546:6509 blocked for more than 474 seconds. [ 1348.435595][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.435642][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.435694][ T32] task:kworker/0:546 state:D stack:0 pid:6509 tgid:6509 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.435757][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.435842][ T32] Call trace: [ 1348.435901][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.435958][ T32] r10:82918644 r9:ecff9d84 r8:00000002 r7:60000013 r6:ecff9d8c r5:85938c00 [ 1348.435981][ T32] r4:85938c00 [ 1348.436012][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.436065][ T32] r5:85938c00 r4:82918640 [ 1348.436094][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.436136][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.436181][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff9e08 [ 1348.436204][ T32] r4:00000000 [ 1348.436245][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.436286][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.436326][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.436366][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4800 [ 1348.436387][ T32] r4:00000000 [ 1348.436406][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.436452][ T32] r9:83018005 r8:85938c00 r7:00000000 r6:83018000 r5:00001000 r4:7f20b000 [ 1348.436473][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.436513][ T32] r5:00001000 r4:ece51000 [ 1348.436539][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.436578][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.436619][ T32] r5:8596838c r4:85968000 [ 1348.436659][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.436710][ T32] r7:dddced40 r6:83018000 r5:8596838c r4:851b8b80 [ 1348.436731][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.436775][ T32] r10:61c88647 r9:85938c00 r8:851b8bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.436818][ T32] r4:851b8b80 [ 1348.436841][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.436887][ T32] r10:00000000 r9:851b8b80 r8:8027ed34 r7:ecfede60 r6:85789380 r5:85938c00 [ 1348.436908][ T32] r4:00000001 [ 1348.436927][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.436984][ T32] Exception stack(0xecff9fb0 to 0xecff9ff8) [ 1348.437015][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.437064][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.437115][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.437167][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.437199][ T32] r4:855f4780 [ 1348.437713][ T32] INFO: task kworker/0:546:6509 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.437749][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.437805][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.437897][ T32] Call trace: [ 1348.437940][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.437994][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.438046][ T32] r4:00000000 [ 1348.438091][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.438132][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.438161][ T32] 9d20: a72bd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.438197][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.438245][ T32] 9d60: 800e0013 ffffffff [ 1348.438272][ T32] r5:800e0013 r4:80239bd0 [ 1348.438303][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.438348][ T32] r4:82ac11e4 [ 1348.438367][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.438439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.438464][ T32] r4:e06a9dc0 [ 1348.438484][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.438550][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.438575][ T32] r4:00000000 [ 1348.438595][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.438640][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.438661][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.438701][ T32] r5:00001000 r4:dfb77000 [ 1348.438733][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.438775][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.438815][ T32] r5:8501a38c r4:8501a000 [ 1348.438833][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.438877][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.438897][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.438940][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.438960][ T32] r4:85093380 [ 1348.438979][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1348.439216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.439528][ T32] task:kworker/0:547 state:D stack:0 pid:6510 tgid:6510 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.452469][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.452575][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1348.452999][ T32] r5:00001000 r4:ece59000 ** 5 printk messages dropped ** [ 1348.453280][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.453664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.454656][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1348.454978][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 6 printk messages dropped ** [ 1348.455191][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.455527][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1348.455828][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.456136][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.456442][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.456528][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1348.456672][ T32] r4:00000000 [ 1348.456690][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.456733][ T32] r9:83018005 r8:85938000 r7:00000000 r6:83018000 r5:00001000 r4:7f213000 [ 1348.456754][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.456806][ T32] r5:00001000 r4:ece7d000 [ 1348.456828][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.456867][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.456906][ T32] r5:8596938c r4:85969000 [ 1348.456926][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.456991][ T32] r7:dddced40 r6:83018000 r5:8596938c r4:851b8c80 [ 1348.457038][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.457085][ T32] r10:61c88647 r9:85938000 r8:851b8cac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.457107][ T32] r4:851b8c80 [ 1348.457125][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.457167][ T32] r10:00000000 r9:851b8c80 r8:8027ed34 r7:ecffde60 r6:85789480 r5:85938000 [ 1348.457188][ T32] r4:00000001 [ 1348.457206][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.457239][ T32] Exception stack(0xed005fb0 to 0xed005ff8) [ 1348.457264][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.457311][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.457343][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.457374][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.457437][ T32] r4:855f48c0 [ 1348.457813][ T32] INFO: task kworker/0:548:6512 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.457848][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.457951][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.458001][ T32] Call trace: [ 1348.458030][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.458121][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.458147][ T32] r4:00000000 [ 1348.458166][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.458203][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.458232][ T32] 9d20: a76ec000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.458269][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.458295][ T32] 9d60: 800e0013 ffffffff [ 1348.458318][ T32] r5:800e0013 r4:80239bd0 [ 1348.458357][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.458410][ T32] r4:82ac11e4 [ 1348.458433][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.458485][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.458510][ T32] r4:e06a9dc0 [ 1348.458532][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.458573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.458595][ T32] r4:00000000 [ 1348.458614][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 1 printk messages dropped ** [ 1348.458697][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.459014][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1348.459297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.459470][ T32] task:kworker/0:549 state:D stack:0 pid:6513 tgid:6513 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.482358][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.482407][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf89e08 ** 3 printk messages dropped ** [ 1348.482581][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 3 printk messages dropped ** [ 1348.482779][ T32] r9:83018005 r8:848ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f20f000 [ 1348.482804][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.482850][ T32] r5:00001000 r4:ece67000 [ 1348.482871][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.482921][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.482972][ T32] r5:85968b8c r4:85968800 [ 1348.482992][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.483056][ T32] r7:dddced40 r6:83018000 r5:85968b8c r4:851b8d00 [ 1348.483082][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.483127][ T32] r10:61c88647 r9:848ab000 r8:851b8d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.483171][ T32] r4:851b8d00 [ 1348.483214][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.483285][ T32] r10:00000000 r9:851b8d00 r8:8027ed34 r7:ed005e60 r6:851b8d80 r5:848ab000 [ 1348.483327][ T32] r4:00000001 [ 1348.483351][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.483408][ T32] Exception stack(0xecf89fb0 to 0xecf89ff8) [ 1348.483462][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.483515][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.483550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.483595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.483618][ T32] r4:855f48c0 [ 1348.484126][ T32] INFO: task kworker/0:549:6513 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.484185][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.484288][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.484389][ T32] Call trace: [ 1348.484424][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.484474][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.484497][ T32] r4:00000000 [ 1348.484516][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.484562][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.484602][ T32] 9d20: a7bc2000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.484656][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.484691][ T32] 9d60: 800e0013 ffffffff [ 1348.484738][ T32] r5:800e0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1348.484836][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.485039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 6 printk messages dropped ** [ 1348.485300][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.485733][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1348.485940][ T32] INFO: task kworker/0:550:6516 blocked for more than 475 seconds. ** 9 printk messages dropped ** [ 1348.486331][ T32] r5:848a8c00 r4:82918640 ** 1 printk messages dropped ** [ 1348.486389][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.486445][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed001e08 ** 2 printk messages dropped ** [ 1348.486595][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.486955][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.487330][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1348.487930][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 14 printk messages dropped ** [ 1348.488577][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1348.488897][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1348.489093][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.489401][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.489713][ T32] task:kworker/0:551 state:D stack:0 pid:6517 tgid:6517 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.508534][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.508860][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1348.509234][ T32] r5:00001000 r4:ece9b000 ** 5 printk messages dropped ** [ 1348.509426][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1348.509513][ T32] r4:851b8f00 [ 1348.509556][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.509626][ T32] r10:00000000 r9:851b8f00 r8:8027ed34 r7:ed005e60 r6:851b8f80 r5:848a9800 [ 1348.509651][ T32] r4:00000001 [ 1348.509683][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.509731][ T32] Exception stack(0xecf85fb0 to 0xecf85ff8) [ 1348.509765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.509865][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.522725][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.522778][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.522817][ T32] r4:855f4c00 [ 1348.523329][ T32] INFO: task kworker/0:551:6517 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.523370][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.523439][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.523561][ T32] Call trace: [ 1348.523609][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.523712][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.523766][ T32] r4:00000000 [ 1348.523829][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.523890][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.523925][ T32] 9d20: a82bd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.523953][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.523991][ T32] 9d60: 800e0013 ffffffff [ 1348.524019][ T32] r5:800e0013 r4:80239bd0 [ 1348.524080][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.524129][ T32] r4:82ac11e4 [ 1348.524150][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.524191][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.524213][ T32] r4:e06a9dc0 [ 1348.524253][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.524300][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.524322][ T32] r4:00000000 [ 1348.524341][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.524387][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.524427][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.524472][ T32] r5:00001000 r4:dfb77000 [ 1348.524502][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.524555][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.524598][ T32] r5:8501a38c r4:8501a000 [ 1348.524617][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.524686][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.524711][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.524757][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.524812][ T32] r4:85093380 [ 1348.524844][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.524902][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.524928][ T32] r4:00000001 [ 1348.524956][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.525006][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.525035][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.525098][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.525135][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.525166][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.525198][ T32] r4:8508f600 [ 1348.525222][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.525263][ T32] INFO: task kworker/0:552:6520 blocked for more than 475 seconds. [ 1348.525310][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.525337][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.525358][ T32] task:kworker/0:552 state:D stack:0 pid:6520 tgid:6520 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.525414][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.525495][ T32] Call trace: [ 1348.525560][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.525606][ T32] r10:82918644 r9:ed00dd84 r8:00000002 r7:60000113 r6:ed00dd8c r5:848aa400 [ 1348.525628][ T32] r4:848aa400 [ 1348.525669][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.525734][ T32] r5:848aa400 r4:82918640 [ 1348.525758][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.525846][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.525896][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed00de08 [ 1348.525918][ T32] r4:00000000 [ 1348.525937][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.525995][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.526035][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1348.526166][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.526257][ T32] r9:83018005 r8:848aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f215000 [ 1348.526280][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.526332][ T32] r5:00001000 r4:ece89000 [ 1348.526364][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.526403][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.526444][ T32] r5:8596978c r4:85969400 [ 1348.526464][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.526505][ T32] r7:dddced40 r6:83018000 r5:8596978c r4:83cb7000 [ 1348.526525][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.526576][ T32] r10:61c88647 r9:848aa400 r8:83cb702c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.526598][ T32] r4:83cb7000 [ 1348.526616][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.526660][ T32] r10:00000000 r9:83cb7000 r8:8027ed34 r7:ecf85e60 r6:83cb7080 r5:848aa400 [ 1348.526681][ T32] r4:00000001 [ 1348.526700][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.526734][ T32] Exception stack(0xed00dfb0 to 0xed00dff8) [ 1348.526759][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.526787][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.526824][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.526856][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.526878][ T32] r4:8528de80 [ 1348.527226][ T32] INFO: task kworker/0:552:6520 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.527258][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.527332][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.527383][ T32] Call trace: [ 1348.527467][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.527519][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.527548][ T32] r4:00000000 [ 1348.527588][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.527632][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.527700][ T32] 9d20: a82bd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.527737][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1348.528015][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1348.528314][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1348.528543][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1348.528751][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1348.528953][ T32] INFO: task kworker/0:553:6522 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.529313][ T32] r4:848ad400 ** 3 printk messages dropped ** [ 1348.529524][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.529597][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed015e08 ** 2 printk messages dropped ** [ 1348.529679][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.550620][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.550979][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.551128][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.552008][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1348.552363][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1348.552462][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1348.552812][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.553143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.553535][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.553813][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1348.553926][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.553986][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.554350][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.554644][ T32] r10:00000000 r9:83cb7200 r8:8027ed34 r7:ed015e60 r6:83cb7280 r5:858b1800 ** 4 printk messages dropped ** [ 1348.554806][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.554835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.554863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.554905][ T32] r4:847a20c0 [ 1348.555258][ T32] INFO: task kworker/0:554:6524 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.555315][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.555385][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.555475][ T32] Call trace: [ 1348.555536][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.555591][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.555635][ T32] r4:00000000 [ 1348.555659][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.555767][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.555810][ T32] 9d20: a8776000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.555851][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.555873][ T32] 9d60: 800e0013 ffffffff [ 1348.555896][ T32] r5:800e0013 r4:80239bd0 [ 1348.555916][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.555984][ T32] r4:82ac11e4 [ 1348.556009][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.556069][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.556095][ T32] r4:e06a9dc0 [ 1348.556136][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.556180][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.556203][ T32] r4:00000000 [ 1348.556243][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.556311][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.556335][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.556377][ T32] r5:00001000 r4:dfb77000 [ 1348.556418][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.556460][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.556521][ T32] r5:8501a38c r4:8501a000 [ 1348.556549][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.556604][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.556627][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.556672][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.556693][ T32] r4:85093380 [ 1348.556711][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.556755][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.556786][ T32] r4:00000001 [ 1348.556808][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.556843][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.556868][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.556904][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.556934][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.556961][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.556982][ T32] r4:8508f600 [ 1348.557002][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.557026][ T32] INFO: task kworker/0:555:6526 blocked for more than 475 seconds. [ 1348.557054][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.557076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.557096][ T32] task:kworker/0:555 state:D stack:0 pid:6526 tgid:6526 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.557520][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.557573][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed01de08 ** 2 printk messages dropped ** [ 1348.557650][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 2 printk messages dropped ** [ 1348.557771][ T32] r4:00000000 [ 1348.557811][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.557860][ T32] r9:83018005 r8:858c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f21b000 [ 1348.557881][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.557922][ T32] r5:00001000 r4:ecec3000 [ 1348.557942][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.557980][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.558024][ T32] r5:8596a38c r4:8596a000 [ 1348.558043][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.558084][ T32] r7:dddced40 r6:83018000 r5:8596a38c r4:83cb7300 [ 1348.558104][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.558147][ T32] r10:61c88647 r9:858c0000 r8:83cb732c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.558169][ T32] r4:83cb7300 [ 1348.558210][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.558277][ T32] r10:00000000 r9:83cb7300 r8:8027ed34 r7:ed019e60 r6:83cb7380 r5:858c0000 [ 1348.558302][ T32] r4:00000001 [ 1348.558329][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.558366][ T32] Exception stack(0xed01dfb0 to 0xed01dff8) [ 1348.558424][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.558474][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.558523][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.558571][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.558595][ T32] r4:847a2300 [ 1348.558907][ T32] INFO: task kworker/0:555:6526 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.558939][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.559015][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.559086][ T32] Call trace: [ 1348.559118][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.559165][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.559230][ T32] r4:00000000 [ 1348.559253][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.559292][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.559322][ T32] 9d20: a8776000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.559372][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.559399][ T32] 9d60: 800e0013 ffffffff [ 1348.559422][ T32] r5:800e0013 r4:80239bd0 [ 1348.559463][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.559507][ T32] r4:82ac11e4 [ 1348.559545][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.559611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.559636][ T32] r4:e06a9dc0 ** 1 printk messages dropped ** [ 1348.559765][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 6 printk messages dropped ** [ 1348.582461][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1348.582835][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.582856][ T32] r4:00000001 [ 1348.582876][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.582911][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.582959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.583013][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.583043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.583091][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.583115][ T32] r4:8508f600 [ 1348.583138][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.583168][ T32] INFO: task kworker/0:556:6529 blocked for more than 475 seconds. [ 1348.583221][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.583249][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.583273][ T32] task:kworker/0:556 state:D stack:0 pid:6529 tgid:6529 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.583357][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.583403][ T32] Call trace: [ 1348.583456][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.583510][ T32] r10:82918644 r9:ed029d84 r8:00000002 r7:60000113 r6:ed029d8c r5:858c0c00 [ 1348.583550][ T32] r4:858c0c00 [ 1348.583582][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 2 printk messages dropped ** [ 1348.583713][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.583785][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed029e08 ** 2 printk messages dropped ** [ 1348.583895][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.584210][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1348.584572][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1348.585528][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.585871][ T32] 9d20: a8c77000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1348.586150][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1348.586555][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1348.586769][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1348.587066][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1348.587308][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 9 printk messages dropped ** [ 1348.587834][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.587919][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1348.588300][ T32] r5:00001000 r4:ed031000 ** 5 printk messages dropped ** [ 1348.588504][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.588861][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.589648][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1348.610657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1348.610991][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1348.611237][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.611629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.611911][ T32] task:kworker/0:558 state:D stack:0 pid:6531 tgid:6531 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.612348][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.612478][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1348.612662][ T32] r4:00000000 [ 1348.612690][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.612737][ T32] r9:83018005 r8:858c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f223000 [ 1348.612761][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.612803][ T32] r5:00001000 r4:ed03f000 [ 1348.612841][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.612884][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.612925][ T32] r5:8596b38c r4:8596b000 [ 1348.612944][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.612986][ T32] r7:dddced40 r6:83018000 r5:8596b38c r4:83cb7600 [ 1348.613025][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.613147][ T32] r10:61c88647 r9:858c3000 r8:83cb762c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.613174][ T32] r4:83cb7600 [ 1348.613193][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.613236][ T32] r10:00000000 r9:83cb7600 r8:8027ed34 r7:ed011e60 r6:83cb7680 r5:858c3000 [ 1348.613277][ T32] r4:00000001 [ 1348.613299][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.613333][ T32] Exception stack(0xed03dfb0 to 0xed03dff8) [ 1348.613359][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.613387][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.613413][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.613440][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.613462][ T32] r4:847a2440 [ 1348.613971][ T32] INFO: task kworker/0:558:6531 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.614008][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.614085][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.614132][ T32] Call trace: [ 1348.614162][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.614209][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.614231][ T32] r4:00000000 [ 1348.614250][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.614287][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.614337][ T32] 9d20: a9133000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.614370][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.614412][ T32] 9d60: 800e0013 ffffffff [ 1348.614438][ T32] r5:800e0013 r4:80239bd0 [ 1348.614458][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.614499][ T32] r4:82ac11e4 [ 1348.614544][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.614590][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.614633][ T32] r4:e06a9dc0 [ 1348.614656][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.614697][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.614738][ T32] r4:00000000 [ 1348.614761][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.614806][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.614827][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.614868][ T32] r5:00001000 r4:dfb77000 [ 1348.614887][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.614925][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.614987][ T32] r5:8501a38c r4:8501a000 [ 1348.615009][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.615076][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.615099][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.615144][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.615165][ T32] r4:85093380 [ 1348.615184][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.615229][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.615251][ T32] r4:00000001 [ 1348.615290][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.615349][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.615378][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.615405][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.615430][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.615480][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.615506][ T32] r4:8508f600 [ 1348.615526][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 4 printk messages dropped ** [ 1348.615714][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.616162][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.616238][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed035e08 ** 5 printk messages dropped ** [ 1348.616542][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.616852][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1348.617292][ T32] Exception stack(0xed035fb0 to 0xed035ff8) ** 7 printk messages dropped ** [ 1348.617882][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1348.618307][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1348.618484][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1348.618893][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1348.619283][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1348.619420][ T32] task:kworker/0:560 state:D stack:0 pid:6536 tgid:6536 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1348.642783][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.642921][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.642963][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.643005][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.643068][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a2b40 [ 1348.643094][ T32] r4:00000000 [ 1348.643145][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.643208][ T32] r9:83018005 r8:858c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f229000 [ 1348.643233][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.643302][ T32] r5:00001000 r4:ed059000 [ 1348.643325][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.643365][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.643416][ T32] r5:8596bf8c r4:8596bc00 [ 1348.643460][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.643515][ T32] r7:dddced40 r6:83018000 r5:8596bf8c r4:83cb7800 [ 1348.643541][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.643608][ T32] r10:61c88647 r9:858c4800 r8:83cb782c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.643659][ T32] r4:83cb7800 [ 1348.643705][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.643776][ T32] r10:00000000 r9:83cb7800 r8:8027ed34 r7:ed035e60 r6:83cb7880 r5:858c4800 [ 1348.643802][ T32] r4:00000001 [ 1348.643837][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.643876][ T32] Exception stack(0xed049fb0 to 0xed049ff8) [ 1348.643907][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.643957][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.643986][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.644015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.644037][ T32] r4:847a2840 [ 1348.644535][ T32] INFO: task kworker/0:560:6536 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.644574][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.644680][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.644735][ T32] Call trace: [ 1348.644812][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.644885][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.644912][ T32] r4:00000000 [ 1348.644932][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.644981][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.645040][ T32] 9d20: a96f6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.645070][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.645093][ T32] 9d60: 800e0013 ffffffff [ 1348.645115][ T32] r5:800e0013 r4:80239bd0 [ 1348.645156][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.645201][ T32] r4:82ac11e4 [ 1348.645221][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.645263][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.645295][ T32] r4:e06a9dc0 [ 1348.645325][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.645391][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.645417][ T32] r4:00000000 [ 1348.645437][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.645504][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.645575][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.645642][ T32] r5:00001000 r4:dfb77000 [ 1348.645668][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.645710][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.645751][ T32] r5:8501a38c r4:8501a000 [ 1348.645794][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.645844][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.645865][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.645940][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.645966][ T32] r4:85093380 [ 1348.645984][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.646029][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.646076][ T32] r4:00000001 [ 1348.646101][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.646137][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.646202][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.646234][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.646269][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.646316][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.646342][ T32] r4:8508f600 [ 1348.646364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.646415][ T32] INFO: task kworker/0:561:6538 blocked for more than 475 seconds. [ 1348.646461][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.646488][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.646526][ T32] task:kworker/0:561 state:D stack:0 pid:6538 tgid:6538 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.646604][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1348.646918][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.646988][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed051e08 [ 1348.647013][ T32] r4:00000000 [ 1348.647032][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1348.647252][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.647549][ T32] r10:61c88647 r9:858c5400 r8:83cb792c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1348.647837][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.648593][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1348.649051][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1348.649204][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.649591][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1348.661899][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1348.662184][ T32] INFO: task kworker/0:562:6540 blocked for more than 475 seconds. ** 7 printk messages dropped ** [ 1348.662622][ T32] r4:858c6000 ** 2 printk messages dropped ** [ 1348.662722][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.662883][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1348.663019][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a2d40 ** 7 printk messages dropped ** [ 1348.663283][ T32] r5:8597038c r4:85970000 ** 6 printk messages dropped ** [ 1348.663582][ T32] r10:00000000 r9:83cb7a00 r8:8027ed34 r7:ed049e60 r6:83cb7a80 r5:858c6000 ** 9 printk messages dropped ** [ 1348.664456][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.664526][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.664580][ T32] Call trace: [ 1348.664637][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.664686][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.664709][ T32] r4:00000000 [ 1348.664727][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.664764][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.664793][ T32] 9d20: a96f6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.664841][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.664881][ T32] 9d60: 800e0013 ffffffff [ 1348.664927][ T32] r5:800e0013 r4:80239bd0 [ 1348.664950][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.665013][ T32] r4:82ac11e4 [ 1348.665057][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.665124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.665150][ T32] r4:e06a9dc0 [ 1348.665192][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.665257][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.665293][ T32] r4:00000000 [ 1348.665315][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.665381][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.665426][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.665492][ T32] r5:00001000 r4:dfb77000 [ 1348.665545][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.665590][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.665634][ T32] r5:8501a38c r4:8501a000 [ 1348.665653][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.665697][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.665742][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.665811][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.665858][ T32] r4:85093380 [ 1348.665880][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.665957][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.666026][ T32] r4:00000001 [ 1348.666049][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.666086][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.666132][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.666164][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.666216][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.666247][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.666268][ T32] r4:8508f600 [ 1348.666303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.666330][ T32] INFO: task kworker/0:563:6542 blocked for more than 475 seconds. [ 1348.666357][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.666409][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.666435][ T32] task:kworker/0:563 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1348.666876][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.667035][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1348.667193][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.667460][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.667856][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.668063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1348.668836][ T32] 9d20: a96f6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1348.669231][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 11 printk messages dropped ** [ 1348.669653][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1348.690379][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1348.690901][ T32] r10:82918644 r9:ed071d84 r8:00000002 r7:60000113 r6:ed071d8c r5:858c2400 ** 3 printk messages dropped ** [ 1348.691058][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1348.691553][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.691886][ T32] r10:61c88647 r9:858c2400 r8:83cb7c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1348.692272][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.693184][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.693385][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 9 printk messages dropped ** [ 1348.693763][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1348.694066][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.694431][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.695011][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1348.695812][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.695880][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.696025][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed079e08 [ 1348.696114][ T32] r4:00000000 [ 1348.696142][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.696191][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.696239][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.696294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4140 [ 1348.696400][ T32] r4:00000000 [ 1348.696441][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.696535][ T32] r9:83018005 r8:853f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [ 1348.696566][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.696611][ T32] r5:00001000 r4:eb5b3000 [ 1348.696632][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.696698][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.696802][ T32] r5:85970f8c r4:85970c00 [ 1348.696826][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.696873][ T32] r7:dddced40 r6:83018000 r5:85970f8c r4:83cb7d00 [ 1348.696911][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.696968][ T32] r10:61c88647 r9:853f8000 r8:83cb7d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.696996][ T32] r4:83cb7d00 [ 1348.697020][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.697067][ T32] r10:00000000 r9:83cb7d00 r8:8027ed34 r7:ed071e60 r6:83cb7d80 r5:853f8000 [ 1348.697090][ T32] r4:00000001 [ 1348.697110][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.697144][ T32] Exception stack(0xed079fb0 to 0xed079ff8) [ 1348.697187][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.697219][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.697245][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.697312][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.697507][ T32] r4:852c4100 [ 1348.697901][ T32] INFO: task kworker/0:565:6550 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.697937][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.698020][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.698070][ T32] Call trace: [ 1348.698194][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.698244][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.698268][ T32] r4:00000000 [ 1348.698286][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.698325][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.698354][ T32] 9d20: a9ae0000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.698382][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.698433][ T32] 9d60: 800e0013 ffffffff [ 1348.698498][ T32] r5:800e0013 r4:80239bd0 [ 1348.698616][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.698665][ T32] r4:82ac11e4 [ 1348.698738][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.698811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.698838][ T32] r4:e06a9dc0 [ 1348.698858][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.698900][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.698922][ T32] r4:00000000 [ 1348.698942][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.698986][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.699007][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.699048][ T32] r5:00001000 r4:dfb77000 [ 1348.699069][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.699108][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.699149][ T32] r5:8501a38c r4:8501a000 [ 1348.699168][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.699212][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.699233][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.699276][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.699341][ T32] r4:85093380 [ 1348.699364][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.699410][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.699432][ T32] r4:00000001 [ 1348.699472][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.699512][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.699597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.699629][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.699656][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.699712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.699736][ T32] r4:8508f600 [ 1348.699770][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.699798][ T32] INFO: task kworker/0:566:6551 blocked for more than 475 seconds. [ 1348.699887][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.736114][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.736162][ T32] task:kworker/0:566 state:D stack:0 pid:6551 tgid:6551 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.736226][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.736292][ T32] Call trace: [ 1348.736336][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.736403][ T32] r10:82918644 r9:ed089d84 r8:00000002 r7:60000113 r6:ed089d8c r5:853f8c00 [ 1348.736426][ T32] r4:853f8c00 [ 1348.736468][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.736513][ T32] r5:853f8c00 r4:82918640 [ 1348.736539][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.736593][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.736663][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed089e08 [ 1348.736689][ T32] r4:00000000 [ 1348.736709][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.736811][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.736879][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.736944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85610e00 [ 1348.736971][ T32] r4:00000000 [ 1348.736991][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.737038][ T32] r9:83018005 r8:853f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2fb000 [ 1348.737060][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.737128][ T32] r5:00001000 r4:ed2e9000 ** 1 printk messages dropped ** [ 1348.737217][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.737626][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1348.737869][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1348.738807][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1348.739134][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1348.739331][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1348.739726][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1348.744553][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 4 printk messages dropped ** [ 1348.744767][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1348.745031][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.745304][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.745389][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed08de08 ** 7 printk messages dropped ** [ 1348.745672][ T32] r9:83018005 r8:853f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f22f000 ** 8 printk messages dropped ** [ 1348.746074][ T32] r10:61c88647 r9:853f9800 r8:83cb7f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1348.746325][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.747134][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1348.747575][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1348.747734][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1348.748023][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.748392][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.748522][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.748555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.748576][ T32] r4:8508f600 [ 1348.748596][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.748620][ T32] INFO: task kworker/0:568:6554 blocked for more than 475 seconds. [ 1348.748649][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.748671][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.748691][ T32] task:kworker/0:568 state:D stack:0 pid:6554 tgid:6554 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.748749][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.748792][ T32] Call trace: [ 1348.748846][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.748892][ T32] r10:82918644 r9:ed091d84 r8:00000002 r7:60000113 r6:ed091d8c r5:853fa400 [ 1348.748914][ T32] r4:853fa400 [ 1348.748933][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.748972][ T32] r5:853fa400 r4:82918640 [ 1348.748991][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.749030][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.749096][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed091e08 [ 1348.749121][ T32] r4:00000000 [ 1348.749150][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.749212][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.749274][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.749317][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85609480 [ 1348.749340][ T32] r4:00000000 [ 1348.749359][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.749401][ T32] r9:83018005 r8:853fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f1df000 [ 1348.749422][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.749511][ T32] r5:00001000 r4:ebcdd000 [ 1348.749539][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.749579][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.749620][ T32] r5:8597178c r4:85971400 [ 1348.749639][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.749681][ T32] r7:dddced40 r6:83018000 r5:8597178c r4:85288000 [ 1348.749735][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.749806][ T32] r10:61c88647 r9:853fa400 r8:8528802c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.749831][ T32] r4:85288000 [ 1348.749850][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.765707][ T32] r10:00000000 r9:85288000 r8:8027ed34 r7:ed089e60 r6:85288080 r5:853fa400 [ 1348.765753][ T32] r4:00000001 [ 1348.765777][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.765837][ T32] Exception stack(0xed091fb0 to 0xed091ff8) [ 1348.765868][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.765895][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.765922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.765972][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.766021][ T32] r4:852c4100 [ 1348.766508][ T32] INFO: task kworker/0:568:6554 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.766563][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.766673][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.766779][ T32] Call trace: [ 1348.766815][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.766889][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.766937][ T32] r4:00000000 [ 1348.766959][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.766998][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.767026][ T32] 9d20: aa626000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.767053][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.767076][ T32] 9d60: 800e0013 ffffffff [ 1348.767122][ T32] r5:800e0013 r4:80239bd0 [ 1348.767166][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.767213][ T32] r4:82ac11e4 [ 1348.767232][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.767273][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.767295][ T32] r4:e06a9dc0 [ 1348.767314][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.767354][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.767397][ T32] r4:00000000 [ 1348.767441][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.767495][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.767545][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.767593][ T32] r5:00001000 r4:dfb77000 [ 1348.767614][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.767653][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.767726][ T32] r5:8501a38c r4:8501a000 [ 1348.767746][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.767790][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.767853][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1348.768215][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1348.768723][ T32] r10:82918644 r9:ed109d84 r8:00000002 r7:60000113 r6:ed109d8c r5:853fbc00 ** 3 printk messages dropped ** [ 1348.768931][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 9 printk messages dropped ** [ 1348.769382][ T32] r9:83018005 r8:853fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e1000 ** 8 printk messages dropped ** [ 1348.769768][ T32] r10:61c88647 r9:853fbc00 r8:8528812c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1348.783021][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1348.784067][ T32] 9d20: aabde000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 13 printk messages dropped ** [ 1348.784473][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.784751][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1348.785087][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1348.785292][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.785555][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.785605][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.785659][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed021e08 [ 1348.785681][ T32] r4:00000000 [ 1348.785708][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.785750][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.785786][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.785825][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e040 [ 1348.785846][ T32] r4:00000000 [ 1348.785874][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.785921][ T32] r9:83018005 r8:853fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f56d000 [ 1348.785956][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.786001][ T32] r5:00001000 r4:ed4c3000 [ 1348.786021][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.786059][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.786101][ T32] r5:849bdf8c r4:849bdc00 [ 1348.786120][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.786184][ T32] r7:dddced40 r6:83018000 r5:849bdf8c r4:85288200 [ 1348.786207][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.786252][ T32] r10:61c88647 r9:853fec00 r8:8528822c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.786282][ T32] r4:85288200 [ 1348.786304][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.786348][ T32] r10:00000000 r9:85288200 r8:8027ed34 r7:ed089e60 r6:85288280 r5:853fec00 [ 1348.786369][ T32] r4:00000001 [ 1348.786388][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.786421][ T32] Exception stack(0xed021fb0 to 0xed021ff8) [ 1348.786446][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.786475][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.786503][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.786539][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.786565][ T32] r4:85609740 [ 1348.786913][ T32] INFO: task kworker/0:570:6603 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.786949][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.787039][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.787086][ T32] Call trace: [ 1348.787136][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.787200][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.787233][ T32] r4:00000000 [ 1348.787252][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.787291][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.787321][ T32] 9d20: aabde000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.787350][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.787393][ T32] 9d60: 800e0013 ffffffff [ 1348.787421][ T32] r5:800e0013 r4:80239bd0 [ 1348.787442][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.787485][ T32] r4:82ac11e4 [ 1348.787505][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.787555][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.787600][ T32] r4:e06a9dc0 [ 1348.787644][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.787713][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.787738][ T32] r4:00000000 [ 1348.787759][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.787805][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.787827][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.787906][ T32] r5:00001000 r4:dfb77000 [ 1348.787931][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.787972][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.788038][ T32] r5:8501a38c r4:8501a000 [ 1348.788062][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.788109][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.788131][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.788177][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.788219][ T32] r4:85093380 [ 1348.788269][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.788319][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.788341][ T32] r4:00000001 [ 1348.788361][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.788397][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.788424][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.788452][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.788480][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.788508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.788555][ T32] r4:8508f600 [ 1348.788582][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.788608][ T32] INFO: task kworker/0:571:7029 blocked for more than 475 seconds. [ 1348.788638][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.788660][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.788681][ T32] task:kworker/0:571 state:D stack:0 pid:7029 tgid:7029 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.788726][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.788795][ T32] Call trace: [ 1348.788845][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.788892][ T32] r10:82918644 r9:ed779d84 r8:00000002 r7:60000113 r6:ed779d8c r5:853fb000 [ 1348.788916][ T32] r4:853fb000 [ 1348.788936][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.788976][ T32] r5:853fb000 r4:82918640 [ 1348.788996][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.789035][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1348.789178][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.789547][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.812662][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.812831][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.813811][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1348.814114][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1348.814259][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.814765][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1348.814975][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1348.815191][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.815433][ T32] task:kworker/0:572 state:D stack:0 pid:7031 tgid:7031 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1348.815805][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.815923][ T32] r4:00000000 [ 1348.815943][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.815982][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.816018][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.816059][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e380 [ 1348.816125][ T32] r4:00000000 [ 1348.816170][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.816218][ T32] r9:83018005 r8:853fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f571000 [ 1348.816263][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.816326][ T32] r5:00001000 r4:ed4dd000 [ 1348.816350][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.816391][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.816432][ T32] r5:849bd78c r4:849bd400 [ 1348.816474][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.816522][ T32] r7:dddced40 r6:83018000 r5:849bd78c r4:85288480 [ 1348.816551][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.816597][ T32] r10:61c88647 r9:853fe000 r8:852884ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.816620][ T32] r4:85288480 [ 1348.816639][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.816682][ T32] r10:00000000 r9:85288480 r8:8027ed34 r7:ed779e60 r6:85288500 r5:853fe000 [ 1348.816705][ T32] r4:00000001 [ 1348.816759][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.816819][ T32] Exception stack(0xed791fb0 to 0xed791ff8) [ 1348.816851][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.816879][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.816904][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.816931][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.816973][ T32] r4:85a7e1c0 [ 1348.817339][ T32] INFO: task kworker/0:572:7031 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.817393][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.817453][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.817498][ T32] Call trace: [ 1348.817548][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.817606][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.817632][ T32] r4:00000000 [ 1348.817652][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.817689][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.817737][ T32] 9d20: ab1e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.817770][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.817792][ T32] 9d60: 800e0013 ffffffff [ 1348.817833][ T32] r5:800e0013 r4:80239bd0 [ 1348.817855][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.817895][ T32] r4:82ac11e4 [ 1348.817915][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.817955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.817977][ T32] r4:e06a9dc0 [ 1348.818000][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.818040][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.818061][ T32] r4:00000000 [ 1348.818080][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.818122][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.818143][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.818183][ T32] r5:00001000 r4:dfb77000 [ 1348.818212][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.818254][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.818295][ T32] r5:8501a38c r4:8501a000 [ 1348.818314][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.818357][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.818377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.818420][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.818442][ T32] r4:85093380 [ 1348.818460][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.818503][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.818524][ T32] r4:00000001 [ 1348.818548][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1348.818710][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.819014][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.819330][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.819370][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1348.819478][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1348.830467][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.830918][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1348.831031][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1348.831856][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1348.832284][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1348.832405][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1348.832734][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.833032][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.833361][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.833566][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.833681][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed79de08 ** 9 printk messages dropped ** [ 1348.834212][ T32] r5:00001000 r4:ed4f9000 ** 6 printk messages dropped ** [ 1348.834449][ T32] r10:61c88647 r9:85768000 r8:852886ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1348.834664][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1348.835264][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.835309][ T32] Call trace: [ 1348.835338][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.835385][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.835408][ T32] r4:00000000 [ 1348.835426][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.835464][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.835494][ T32] 9d20: ab1e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.835521][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.835566][ T32] 9d60: 800e0013 ffffffff [ 1348.835593][ T32] r5:800e0013 r4:80239bd0 [ 1348.835613][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.835699][ T32] r4:82ac11e4 [ 1348.835726][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.835814][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.835840][ T32] r4:e06a9dc0 [ 1348.835911][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.835960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.836024][ T32] r4:00000000 [ 1348.836047][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.836093][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.836114][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.836155][ T32] r5:00001000 r4:dfb77000 [ 1348.836184][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.836334][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.836383][ T32] r5:8501a38c r4:8501a000 [ 1348.836402][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.836447][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.836478][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.836542][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.836567][ T32] r4:85093380 [ 1348.836586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.836631][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.836653][ T32] r4:00000001 [ 1348.836672][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.836707][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.836832][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.836868][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.836893][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.836920][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.836942][ T32] r4:8508f600 [ 1348.836962][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.836987][ T32] INFO: task kworker/0:575:7037 blocked for more than 475 seconds. [ 1348.837015][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.837037][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.837057][ T32] task:kworker/0:575 state:D stack:0 pid:7037 tgid:7037 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.837101][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.837141][ T32] Call trace: [ 1348.837330][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.837378][ T32] r10:82918644 r9:ed7a1d84 r8:00000002 r7:60000013 r6:ed7a1d8c r5:8576a400 [ 1348.837447][ T32] r4:8576a400 [ 1348.837469][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.837511][ T32] r5:8576a400 r4:82918640 [ 1348.837548][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.837667][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.837720][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7a1e08 [ 1348.837743][ T32] r4:00000000 [ 1348.837762][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.837799][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.837835][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.837874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7ed80 [ 1348.837896][ T32] r4:00000000 [ 1348.837967][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.838018][ T32] r9:83018005 r8:8576a400 r7:00000000 r6:83018000 r5:00001000 r4:7f57d000 [ 1348.838041][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.838082][ T32] r5:00001000 r4:ed64f000 [ 1348.838101][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.838139][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1348.838366][ T32] r4:85288780 ** 6 printk messages dropped ** [ 1348.838567][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1348.839411][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.839599][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1348.870516][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1348.870747][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.871155][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.871471][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.871828][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.871934][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1348.872055][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.872095][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e940 [ 1348.872117][ T32] r4:00000000 [ 1348.872135][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.872187][ T32] r9:83018005 r8:8593c800 r7:00000000 r6:83018000 r5:00001000 r4:7f577000 [ 1348.872233][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.872277][ T32] r5:00001000 r4:ed50d000 [ 1348.872297][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.872335][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.872395][ T32] r5:849bcb8c r4:849bc800 [ 1348.872417][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.872484][ T32] r7:dddced40 r6:83018000 r5:849bcb8c r4:85288800 [ 1348.872509][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.872561][ T32] r10:61c88647 r9:8593c800 r8:8528882c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.872583][ T32] r4:85288800 [ 1348.872601][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.872664][ T32] r10:00000000 r9:85288800 r8:8027ed34 r7:ed7a1e60 r6:85789680 r5:8593c800 [ 1348.872691][ T32] r4:00000001 [ 1348.872710][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.872745][ T32] Exception stack(0xed7a5fb0 to 0xed7a5ff8) [ 1348.872770][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1348.872825][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.872877][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.872908][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.873034][ T32] r4:85a7e700 [ 1348.873533][ T32] INFO: task kworker/0:576:7038 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.873571][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.873735][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.873806][ T32] Call trace: [ 1348.873924][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.873987][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.874023][ T32] r4:00000000 [ 1348.874043][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.874124][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.874157][ T32] 9d20: abb26000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.874186][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.874251][ T32] 9d60: 800e0013 ffffffff [ 1348.874278][ T32] r5:800e0013 r4:80239bd0 [ 1348.874319][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.874385][ T32] r4:82ac11e4 [ 1348.874430][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.874499][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.874534][ T32] r4:e06a9dc0 [ 1348.874553][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.874637][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.874662][ T32] r4:00000000 [ 1348.874681][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.874726][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.874810][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.874855][ T32] r5:00001000 r4:dfb77000 [ 1348.874874][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.874934][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.874978][ T32] r5:8501a38c r4:8501a000 [ 1348.874997][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.875127][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.875161][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.875209][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.875232][ T32] r4:85093380 [ 1348.875251][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.875294][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.875337][ T32] r4:00000001 [ 1348.875382][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.875420][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.875445][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.875474][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.875499][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1348.875795][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 8 printk messages dropped ** [ 1348.876193][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1348.876306][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7a9e08 ** 8 printk messages dropped ** [ 1348.876669][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.877010][ T32] r10:61c88647 r9:8593ec00 r8:852888ac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1348.877359][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1348.878304][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 10 printk messages dropped ** [ 1348.878631][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1348.879022][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.879066][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.879109][ T32] r4:85093380 [ 1348.879131][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.879176][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.879218][ T32] r4:00000001 [ 1348.879241][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.879275][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.879310][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.879341][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.879368][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.879405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.879450][ T32] r4:8508f600 [ 1348.879474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.879498][ T32] INFO: task kworker/0:578:7043 blocked for more than 475 seconds. [ 1348.879526][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.879556][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.879598][ T32] task:kworker/0:578 state:D stack:0 pid:7043 tgid:7043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.879693][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.879748][ T32] Call trace: [ 1348.879779][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.879822][ T32] r10:82918644 r9:ed799d84 r8:00000002 r7:60000113 r6:ed799d8c r5:8576b000 [ 1348.901824][ T32] r4:8576b000 [ 1348.901905][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.901978][ T32] r5:8576b000 r4:82918640 [ 1348.902000][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.902042][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.902103][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed799e08 [ 1348.902140][ T32] r4:00000000 [ 1348.902159][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.902198][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.902239][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.902279][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e680 [ 1348.902301][ T32] r4:00000000 [ 1348.902321][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1348.902433][ T32] r5:00001000 r4:ed537000 ** 6 printk messages dropped ** [ 1348.902698][ T32] r10:61c88647 r9:8576b000 r8:852889ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.902720][ T32] r4:85288980 [ 1348.902760][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.902811][ T32] r10:00000000 r9:85288980 r8:8027ed34 r7:ed7a1e60 r6:85288a00 r5:8576b000 [ 1348.902842][ T32] r4:00000001 [ 1348.902890][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.902950][ T32] Exception stack(0xed799fb0 to 0xed799ff8) [ 1348.903005][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.903036][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.903063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.903111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.903139][ T32] r4:85a7eb80 [ 1348.903632][ T32] INFO: task kworker/0:578:7043 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.903697][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.903766][ T32] Workqueue: events bpf_prog_free_deferred ** 3 printk messages dropped ** [ 1348.903947][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1348.904177][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1348.904622][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1348.904861][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1348.905153][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1348.905606][ T32] r10:82918644 r9:ed7b1d84 r8:00000002 r7:60000113 r6:ed7b1d8c r5:8576bc00 ** 3 printk messages dropped ** [ 1348.905787][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1348.905972][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1348.906412][ T32] r7:dddced40 r6:83018000 r5:849bbb8c r4:85288900 ** 7 printk messages dropped ** [ 1348.906751][ T32] Exception stack(0xed7b1fb0 to 0xed7b1ff8) ** 7 printk messages dropped ** [ 1348.907363][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1348.907726][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1348.907964][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1348.908456][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1348.908769][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.908796][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.908817][ T32] r4:8508f600 [ 1348.908837][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.908861][ T32] INFO: task kworker/0:580:7048 blocked for more than 475 seconds. [ 1348.908909][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.908936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.908957][ T32] task:kworker/0:580 state:D stack:0 pid:7048 tgid:7048 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.908999][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.909085][ T32] Call trace: [ 1348.909118][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.909162][ T32] r10:82918644 r9:ed7b9d84 r8:00000002 r7:60000013 r6:ed7b9d8c r5:85768c00 [ 1348.909183][ T32] r4:85768c00 [ 1348.909202][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.909264][ T32] r5:85768c00 r4:82918640 [ 1348.909287][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.909326][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.909370][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7b9e08 [ 1348.909391][ T32] r4:00000000 [ 1348.909410][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.909469][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.909525][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.909573][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a70000 [ 1348.909626][ T32] r4:00000000 [ 1348.909670][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.909717][ T32] r9:83018005 r8:85768c00 r7:00000000 r6:83018000 r5:00001000 r4:7f581000 [ 1348.909739][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.909779][ T32] r5:00001000 r4:ed669000 [ 1348.909798][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.929720][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.929865][ T32] r5:85add78c r4:85add400 [ 1348.930168][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.930238][ T32] r7:dddced40 r6:83018000 r5:85add78c r4:85288b00 [ 1348.930261][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.930308][ T32] r10:61c88647 r9:85768c00 r8:85288b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.930331][ T32] r4:85288b00 [ 1348.930350][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.930394][ T32] r10:00000000 r9:85288b00 r8:8027ed34 r7:ed7b1e60 r6:85288b80 r5:85768c00 [ 1348.930417][ T32] r4:00000001 [ 1348.930437][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.930472][ T32] Exception stack(0xed7b9fb0 to 0xed7b9ff8) [ 1348.930503][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.930537][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.930563][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.930614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.930639][ T32] r4:85a7c140 [ 1348.931114][ T32] INFO: task kworker/0:580:7048 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.931150][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.931216][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.931266][ T32] Call trace: [ 1348.931320][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.931377][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.931423][ T32] r4:00000000 [ 1348.931446][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 3 printk messages dropped ** [ 1348.931652][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1348.931861][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1348.932045][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1348.932465][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1348.932842][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1348.933206][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.933543][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1348.933727][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1348.933809][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1348.934147][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1348.934494][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1348.934694][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1348.935365][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1348.936018][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1348.936182][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1348.936644][ T32] r4:85093380 ** 7 printk messages dropped ** [ 1348.936902][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1348.937265][ T32] Call trace: ** 5 printk messages dropped ** [ 1348.937551][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1348.937719][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1348.937994][ T32] r5:00001000 r4:ed6f5000 ** 5 printk messages dropped ** [ 1348.938253][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1348.938516][ T32] Exception stack(0xed7c1fb0 to 0xed7c1ff8) [ 1348.938551][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1348.938602][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.938651][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.938682][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.938704][ T32] r4:85a7c380 [ 1348.939025][ T32] INFO: task kworker/0:582:7052 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.939055][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.939135][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.939199][ T32] Call trace: [ 1348.939254][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.939304][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.939348][ T32] r4:00000000 [ 1348.939370][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.939420][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.939452][ T32] 9d20: ac20b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.939497][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.939523][ T32] 9d60: 800e0013 ffffffff [ 1348.939559][ T32] r5:800e0013 r4:80239bd0 [ 1348.939582][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1348.939623][ T32] r4:82ac11e4 [ 1348.939682][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.939759][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.939805][ T32] r4:e06a9dc0 [ 1348.939829][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.970275][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.970356][ T32] r4:00000000 [ 1348.970382][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.970458][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.970481][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.970551][ T32] r5:00001000 r4:dfb77000 [ 1348.970577][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.970619][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.970661][ T32] r5:8501a38c r4:8501a000 [ 1348.970681][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.970728][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.970824][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.970874][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.970896][ T32] r4:85093380 [ 1348.970934][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.970983][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.971005][ T32] r4:00000001 [ 1348.971024][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.971060][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.971090][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.971117][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.971143][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.971171][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.971211][ T32] r4:8508f600 [ 1348.971241][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.971273][ T32] INFO: task kworker/0:583:7054 blocked for more than 475 seconds. [ 1348.971392][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.971420][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.971454][ T32] task:kworker/0:583 state:D stack:0 pid:7054 tgid:7054 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.971513][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.971624][ T32] Call trace: [ 1348.971658][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.971769][ T32] r10:82918644 r9:ed7cdd84 r8:00000002 r7:60000013 r6:ed7cdd8c r5:8576c800 [ 1348.971813][ T32] r4:8576c800 [ 1348.971837][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1348.971878][ T32] r5:8576c800 r4:82918640 [ 1348.971897][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.971936][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1348.971981][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7cde08 [ 1348.972002][ T32] r4:00000000 [ 1348.972039][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1348.972083][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1348.972152][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.972197][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7cb40 [ 1348.972218][ T32] r4:00000000 [ 1348.972237][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.972281][ T32] r9:83018005 r8:8576c800 r7:00000000 r6:83018000 r5:00001000 r4:7f58f000 [ 1348.972321][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.972370][ T32] r5:00001000 r4:ed6e3000 [ 1348.972392][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.972431][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.972471][ T32] r5:849baf8c r4:849bac00 [ 1348.972490][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.972572][ T32] r7:dddced40 r6:83018000 r5:849baf8c r4:85288e00 [ 1348.972694][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.972742][ T32] r10:61c88647 r9:8576c800 r8:85288e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.972776][ T32] r4:85288e00 [ 1348.972799][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.972842][ T32] r10:00000000 r9:85288e00 r8:8027ed34 r7:ed7c1e60 r6:85288e80 r5:8576c800 [ 1348.972864][ T32] r4:00000001 [ 1348.972921][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.972960][ T32] Exception stack(0xed7cdfb0 to 0xed7cdff8) [ 1348.972986][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.973013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.973039][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.973120][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.973145][ T32] r4:85a7c580 [ 1348.973632][ T32] INFO: task kworker/0:583:7054 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 1 printk messages dropped ** [ 1348.973721][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1348.974082][ T32] 9d20: acb9a000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1348.974221][ T32] r4:82ac11e4 [ 1348.974240][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1348.974281][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1348.974302][ T32] r4:e06a9dc0 [ 1348.974340][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1348.974385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1348.974407][ T32] r4:00000000 [ 1348.974467][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1348.974515][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1348.974673][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1348.974718][ T32] r5:00001000 r4:dfb77000 [ 1348.974740][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1348.974779][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1348.974819][ T32] r5:8501a38c r4:8501a000 [ 1348.974837][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1348.974880][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1348.974900][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.974943][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1348.974964][ T32] r4:85093380 [ 1348.974982][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.975025][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1348.975047][ T32] r4:00000001 [ 1348.975066][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.975131][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1348.975160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1348.975187][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.975233][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.975360][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.975384][ T32] r4:8508f600 [ 1348.975404][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1348.975428][ T32] INFO: task kworker/0:584:7060 blocked for more than 475 seconds. [ 1348.975455][ T32] Not tainted 6.15.0-syzkaller #0 [ 1348.975476][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1348.975496][ T32] task:kworker/0:584 state:D stack:0 pid:7060 tgid:7060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.975548][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.975602][ T32] Call trace: [ 1348.975638][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1348.975751][ T32] r10:82918644 r9:ed7add84 r8:00000002 r7:60000113 r6:ed7add8c r5:8593d400 [ 1348.975795][ T32] r4:8593d400 [ 1348.975829][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1348.975893][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1348.975934][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1348.976143][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1348.976387][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1348.976515][ T32] r7:dddced40 r6:83018000 r5:8598078c r4:85288f00 [ 1348.976541][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1348.976586][ T32] r10:61c88647 r9:8593d400 r8:85288f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1348.976607][ T32] r4:85288f00 [ 1348.976756][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1348.976805][ T32] r10:00000000 r9:85288f00 r8:8027ed34 r7:ed7c1e60 r6:85789780 r5:8593d400 [ 1348.976827][ T32] r4:00000001 [ 1348.976846][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1348.976900][ T32] Exception stack(0xed7adfb0 to 0xed7adff8) [ 1348.976929][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1348.976957][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1348.976984][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1348.977043][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1348.977070][ T32] r4:85a7cc80 [ 1348.977416][ T32] INFO: task kworker/0:584:7060 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1348.977458][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1348.977518][ T32] Workqueue: events bpf_prog_free_deferred [ 1348.977592][ T32] Call trace: [ 1348.977777][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1348.977836][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1348.977945][ T32] r4:00000000 [ 1348.977968][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1348.978032][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1348.978066][ T32] 9d20: acb9a000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1348.978094][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1348.978117][ T32] 9d60: 800e0013 ffffffff [ 1348.978139][ T32] r5:800e0013 r4:80239bd0 [ 1348.978158][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 4 printk messages dropped ** [ 1348.978302][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1348.978781][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1348.978973][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1348.979210][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1348.979578][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.000322][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.000452][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7b5e08 ** 4 printk messages dropped ** [ 1349.000663][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a2000 [ 1349.000684][ T32] r4:00000000 [ 1349.000703][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.000749][ T32] r9:83018005 r8:8593a400 r7:00000000 r6:83018000 r5:00001000 r4:7f52b000 [ 1349.000770][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.000816][ T32] r5:00001000 r4:dfc0d000 [ 1349.000845][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.000889][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.000932][ T32] r5:8598138c r4:85981000 [ 1349.000952][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.000998][ T32] r7:dddced40 r6:83018000 r5:8598138c r4:85288f80 [ 1349.001038][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.001086][ T32] r10:61c88647 r9:8593a400 r8:85288fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.001109][ T32] r4:85288f80 [ 1349.001127][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.001171][ T32] r10:00000000 r9:85288f80 r8:8027ed34 r7:ed7ade60 r6:85789800 r5:8593a400 [ 1349.001193][ T32] r4:00000001 [ 1349.001221][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.001260][ T32] Exception stack(0xed7b5fb0 to 0xed7b5ff8) [ 1349.001291][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.001337][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1349.001416][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1349.002368][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 7 printk messages dropped ** [ 1349.002618][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.002899][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1349.003074][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1349.003263][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.003499][ T32] task:kworker/0:586 state:D stack:0 pid:7063 tgid:7063 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 7 printk messages dropped ** [ 1349.003847][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.003986][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.004160][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.004395][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.004689][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.004793][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.005439][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1349.005844][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1349.005949][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.006078][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1349.006382][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1349.006702][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 13 printk messages dropped ** [ 1349.007204][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.007248][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.007347][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7d5e08 [ 1349.007414][ T32] r4:00000000 [ 1349.007455][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.007498][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.007553][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.007615][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7ecc0 [ 1349.007640][ T32] r4:00000000 [ 1349.007691][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.007747][ T32] r9:83018005 r8:8593b000 r7:00000000 r6:83018000 r5:00001000 r4:7f59b000 [ 1349.007770][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.007812][ T32] r5:00001000 r4:ed7f3000 [ 1349.007830][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.007869][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.007909][ T32] r5:85980f8c r4:85980c00 [ 1349.007930][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.007973][ T32] r7:dddced40 r6:83018000 r5:85980f8c r4:830cd380 [ 1349.007998][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.008043][ T32] r10:61c88647 r9:8593b000 r8:830cd3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.008064][ T32] r4:830cd380 [ 1349.008157][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.008205][ T32] r10:00000000 r9:830cd380 r8:8027ed34 r7:ed7b5e60 r6:85789900 r5:8593b000 [ 1349.008226][ T32] r4:00000001 [ 1349.008275][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.008313][ T32] Exception stack(0xed7d5fb0 to 0xed7d5ff8) [ 1349.008341][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.008367][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.008393][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.008420][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.008441][ T32] r4:85a7ce80 [ 1349.008777][ T32] INFO: task kworker/0:587:7066 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.008810][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.008863][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.008932][ T32] Call trace: [ 1349.008980][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.009031][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.009055][ T32] r4:00000000 [ 1349.009159][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.009200][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.009229][ T32] 9d20: ace5f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.009256][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.009376][ T32] 9d60: 800e0013 ffffffff [ 1349.009402][ T32] r5:800e0013 r4:80239bd0 [ 1349.009422][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.009487][ T32] r4:82ac11e4 [ 1349.009507][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.009559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.009580][ T32] r4:e06a9dc0 [ 1349.009599][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.009661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.009688][ T32] r4:00000000 [ 1349.009707][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.009752][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.009773][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.009814][ T32] r5:00001000 r4:dfb77000 [ 1349.009833][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.034091][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.034223][ T32] r5:8501a38c r4:8501a000 [ 1349.034247][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.034335][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.034363][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.034410][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.034433][ T32] r4:85093380 [ 1349.034452][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.034505][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.034538][ T32] r4:00000001 [ 1349.034559][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.034595][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.034625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.034663][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.034705][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.034736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.034780][ T32] r4:8508f600 [ 1349.034826][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.034861][ T32] INFO: task kworker/0:588:7070 blocked for more than 475 seconds. [ 1349.034896][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.034920][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.034944][ T32] task:kworker/0:588 state:D stack:0 pid:7070 tgid:7070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.035046][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.035119][ T32] Call trace: [ 1349.035152][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.035201][ T32] r10:82918644 r9:ed7e9d84 r8:00000002 r7:60000013 r6:ed7e9d8c r5:8593e000 [ 1349.035223][ T32] r4:8593e000 [ 1349.035242][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 1 printk messages dropped ** [ 1349.035326][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.035388][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.035437][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7e9e08 [ 1349.035459][ T32] r4:00000000 [ 1349.035478][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.035515][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.035566][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.035607][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a2240 [ 1349.035628][ T32] r4:00000000 [ 1349.035646][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.035725][ T32] r9:83018005 r8:8593e000 r7:00000000 r6:83018000 r5:00001000 r4:7f531000 [ 1349.035749][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.035792][ T32] r5:00001000 r4:dfc3f000 [ 1349.035812][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.035850][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.035892][ T32] r5:8598178c r4:85981400 [ 1349.035911][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.035977][ T32] r7:dddced40 r6:83018000 r5:8598178c r4:85627000 [ 1349.036001][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.036048][ T32] r10:61c88647 r9:8593e000 r8:8562702c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.036069][ T32] r4:85627000 [ 1349.036089][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.036153][ T32] r10:00000000 r9:85627000 r8:8027ed34 r7:ed7b5e60 r6:85789980 r5:8593e000 [ 1349.036198][ T32] r4:00000001 [ 1349.036241][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.036279][ T32] Exception stack(0xed7e9fb0 to 0xed7e9ff8) [ 1349.036306][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.036334][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.036369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.036399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.036422][ T32] r4:857a2100 [ 1349.036899][ T32] INFO: task kworker/0:588:7070 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.036932][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.037001][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.037068][ T32] Call trace: [ 1349.037127][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.037198][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.037245][ T32] r4:00000000 [ 1349.037267][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.037306][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.037334][ T32] 9d20: ad2b3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.037403][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.037430][ T32] 9d60: 800e0013 ffffffff [ 1349.037453][ T32] r5:800e0013 r4:80239bd0 [ 1349.037493][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.037543][ T32] r4:82ac11e4 [ 1349.037563][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.037604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.037626][ T32] r4:e06a9dc0 [ 1349.037663][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.037707][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.037729][ T32] r4:00000000 [ 1349.037748][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.037792][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.037813][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 6 printk messages dropped ** [ 1349.038099][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.038517][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.038801][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.039112][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.039173][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 2 printk messages dropped ** [ 1349.039281][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 7 printk messages dropped ** [ 1349.039564][ T32] r5:00001000 r4:ed13b000 ** 5 printk messages dropped ** [ 1349.052440][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.052979][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 7 printk messages dropped ** [ 1349.053795][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.054063][ T32] r4:82ac11e4 ** 3 printk messages dropped ** [ 1349.054234][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1349.054719][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.055078][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.055341][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.055564][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1349.055721][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.056157][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 12 printk messages dropped ** [ 1349.056584][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.057277][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 4 printk messages dropped ** [ 1349.057515][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.057548][ T32] 9d60: 800e0013 ffffffff [ 1349.057592][ T32] r5:800e0013 r4:80239bd0 [ 1349.057615][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.057656][ T32] r4:82ac11e4 [ 1349.057675][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.057737][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.057763][ T32] r4:e06a9dc0 [ 1349.057805][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.057848][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.057870][ T32] r4:00000000 [ 1349.057908][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.057956][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.058000][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.058045][ T32] r5:00001000 r4:dfb77000 [ 1349.058064][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.058102][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.058142][ T32] r5:8501a38c r4:8501a000 [ 1349.058162][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.058227][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.058251][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.058307][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.058356][ T32] r4:85093380 [ 1349.058377][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.058422][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.058444][ T32] r4:00000001 [ 1349.058484][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.058522][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.058562][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.058593][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.058619][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.058646][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.058667][ T32] r4:8508f600 [ 1349.058686][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.058742][ T32] INFO: task kworker/0:591:7078 blocked for more than 475 seconds. [ 1349.058774][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.058796][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.058816][ T32] task:kworker/0:591 state:D stack:0 pid:7078 tgid:7078 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.058884][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.058973][ T32] Call trace: [ 1349.059004][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.059069][ T32] r10:82918644 r9:ed805d84 r8:00000002 r7:60000113 r6:ed805d8c r5:85770c00 [ 1349.059143][ T32] r4:85770c00 [ 1349.059165][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.059205][ T32] r5:85770c00 r4:82918640 [ 1349.059225][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.059265][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.059309][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed805e08 [ 1349.059330][ T32] r4:00000000 [ 1349.059369][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.059419][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.059467][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.059511][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a2a80 [ 1349.059550][ T32] r4:00000000 [ 1349.059571][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.059615][ T32] r9:83018005 r8:85770c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5a5000 [ 1349.059656][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.059741][ T32] r5:00001000 r4:ed375000 [ 1349.059779][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.059821][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.081815][ T32] r5:8598238c r4:85982000 [ 1349.081868][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.081970][ T32] r7:dddced40 r6:83018000 r5:8598238c r4:85627280 ** 5 printk messages dropped ** [ 1349.082196][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1349.082409][ T32] r4:857a2680 ** 2 printk messages dropped ** [ 1349.083029][ T32] Workqueue: events bpf_prog_free_deferred ** 11 printk messages dropped ** [ 1349.083473][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1349.083639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1349.084067][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.084381][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.084675][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.084852][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.084958][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.085112][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.085297][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.085683][ T32] Exception stack(0xed7f1fb0 to 0xed7f1ff8) ** 7 printk messages dropped ** [ 1349.086243][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1349.086567][ T32] 9d60: 800e0013 ffffffff ** 6 printk messages dropped ** [ 1349.086774][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 11 printk messages dropped ** [ 1349.087163][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.087508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 2 printk messages dropped ** [ 1349.087583][ T32] INFO: task kworker/0:593:7082 blocked for more than 475 seconds. [ 1349.087611][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.087643][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.087686][ T32] task:kworker/0:593 state:D stack:0 pid:7082 tgid:7082 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.087733][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.087789][ T32] Call trace: [ 1349.087832][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.087879][ T32] r10:82918644 r9:ed755d84 r8:00000002 r7:60000113 r6:ed755d8c r5:85936c00 [ 1349.087901][ T32] r4:85936c00 [ 1349.087938][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.087983][ T32] r5:85936c00 r4:82918640 [ 1349.088007][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.088057][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.088105][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed755e08 [ 1349.088128][ T32] r4:00000000 [ 1349.088173][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.088214][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.088250][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.088289][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618280 [ 1349.088310][ T32] r4:00000000 [ 1349.088328][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.088371][ T32] r9:83018005 r8:85936c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5b7000 [ 1349.088392][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.088433][ T32] r5:00001000 r4:ed5eb000 [ 1349.088474][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.088516][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.088562][ T32] r5:85983b8c r4:85983800 [ 1349.088581][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.088643][ T32] r7:dddced40 r6:83018000 r5:85983b8c r4:85627400 [ 1349.088687][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.088736][ T32] r10:61c88647 r9:85936c00 r8:8562742c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.088758][ T32] r4:85627400 [ 1349.088797][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.088844][ T32] r10:00000000 r9:85627400 r8:8027ed34 r7:ed7f1e60 r6:85789a80 r5:85936c00 [ 1349.088866][ T32] r4:00000001 [ 1349.088904][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.088950][ T32] Exception stack(0xed755fb0 to 0xed755ff8) [ 1349.088979][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.089006][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.089031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.089059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.089080][ T32] r4:857a2940 [ 1349.089378][ T32] INFO: task kworker/0:593:7082 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.089448][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.089544][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.089628][ T32] Call trace: [ 1349.089658][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.089727][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.089773][ T32] r4:00000000 [ 1349.089795][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.106238][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.106324][ T32] 9d20: addb5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.106357][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1349.106606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1349.106897][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1349.107171][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1349.107359][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.107648][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.107910][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 3 printk messages dropped ** [ 1349.108040][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 9 printk messages dropped ** [ 1349.108407][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.108807][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.109002][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1349.109833][ T32] 9d20: addb5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 6 printk messages dropped ** [ 1349.122288][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.122331][ T32] r4:e06a9dc0 [ 1349.122361][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.122405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.122427][ T32] r4:00000000 [ 1349.122447][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.122493][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.122515][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.122566][ T32] r5:00001000 r4:dfb77000 [ 1349.122586][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.122624][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.122685][ T32] r5:8501a38c r4:8501a000 [ 1349.122728][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.122777][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.122797][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.122860][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.122885][ T32] r4:85093380 [ 1349.122905][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.122949][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.122970][ T32] r4:00000001 [ 1349.122988][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.123022][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.123048][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.123075][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.123100][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.123127][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.123181][ T32] r4:8508f600 [ 1349.123207][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.123246][ T32] INFO: task kworker/0:595:7088 blocked for more than 475 seconds. [ 1349.123280][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.123303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.123324][ T32] task:kworker/0:595 state:D stack:0 pid:7088 tgid:7088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.123373][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.123415][ T32] Call trace: [ 1349.123444][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.123492][ T32] r10:82918644 r9:ed811d84 r8:00000002 r7:60000013 r6:ed811d8c r5:85af8000 [ 1349.123513][ T32] r4:85af8000 [ 1349.123538][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.123597][ T32] r5:85af8000 r4:82918640 [ 1349.123640][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.123754][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.123805][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed811e08 [ 1349.123827][ T32] r4:00000000 [ 1349.123908][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.123969][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.124008][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.124047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a2e80 [ 1349.124069][ T32] r4:00000000 [ 1349.124087][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.124131][ T32] r9:83018005 r8:85af8000 r7:00000000 r6:83018000 r5:00001000 r4:7f5ad000 [ 1349.124152][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.124192][ T32] r5:00001000 r4:ed463000 [ 1349.124211][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.124249][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.124289][ T32] r5:85982f8c r4:85982c00 [ 1349.124307][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 1 printk messages dropped ** [ 1349.124368][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.124686][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.125621][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1349.125964][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1349.126087][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.126457][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 10 printk messages dropped ** [ 1349.126796][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1349.126950][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1349.127063][ T32] r10:82918644 r9:ed80dd84 r8:00000002 r7:60000013 r6:ed80dd8c r5:85af8c00 [ 1349.127085][ T32] r4:85af8c00 [ 1349.127104][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.127205][ T32] r5:85af8c00 r4:82918640 [ 1349.127228][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.127269][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.127314][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed80de08 [ 1349.127335][ T32] r4:00000000 [ 1349.127465][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.127541][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.127582][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.127622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618040 [ 1349.127644][ T32] r4:00000000 [ 1349.127679][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.127734][ T32] r9:83018005 r8:85af8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5b3000 [ 1349.127755][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.127815][ T32] r5:00001000 r4:ed5c1000 [ 1349.127838][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.127877][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.127929][ T32] r5:8598378c r4:85983400 [ 1349.127969][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.128020][ T32] r7:dddced40 r6:83018000 r5:8598378c r4:85627580 [ 1349.128049][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.128097][ T32] r10:61c88647 r9:85af8c00 r8:856275ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.128120][ T32] r4:85627580 [ 1349.128138][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.128179][ T32] r10:00000000 r9:85627580 r8:8027ed34 r7:ed755e60 r6:85789c00 r5:85af8c00 [ 1349.128213][ T32] r4:00000001 [ 1349.128234][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.128267][ T32] Exception stack(0xed80dfb0 to 0xed80dff8) [ 1349.128293][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.128350][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.128453][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.128484][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.128506][ T32] r4:857a2380 [ 1349.128797][ T32] INFO: task kworker/0:596:7091 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.128829][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.129037][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.129083][ T32] Call trace: [ 1349.129276][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.129328][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.129350][ T32] r4:00000000 [ 1349.129369][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.129406][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.129454][ T32] 9d20: ae137000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.129484][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.129506][ T32] 9d60: 800e0013 ffffffff [ 1349.129534][ T32] r5:800e0013 r4:80239bd0 [ 1349.129556][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.129596][ T32] r4:82ac11e4 [ 1349.129615][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.129655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.129677][ T32] r4:e06a9dc0 [ 1349.129695][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.129761][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.129787][ T32] r4:00000000 [ 1349.129877][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.146851][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.146888][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.146952][ T32] r5:00001000 r4:dfb77000 [ 1349.146974][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.147013][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.147054][ T32] r5:8501a38c r4:8501a000 ** 1 printk messages dropped ** [ 1349.147120][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1349.147435][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.147775][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.148027][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.148110][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed815e08 ** 8 printk messages dropped ** [ 1349.148385][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 11 printk messages dropped ** [ 1349.148782][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1349.148907][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.149706][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.162220][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1349.162597][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1349.162885][ T32] r4:85093380 [ 1349.162903][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.162946][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.162968][ T32] r4:00000001 [ 1349.162987][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.163021][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.163047][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.163073][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.163117][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.163150][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.163172][ T32] r4:8508f600 [ 1349.163194][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.163222][ T32] INFO: task kworker/0:598:7097 blocked for more than 475 seconds. [ 1349.163252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.163274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.163295][ T32] task:kworker/0:598 state:D stack:0 pid:7097 tgid:7097 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.163344][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.163388][ T32] Call trace: [ 1349.163418][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.163465][ T32] r10:82918644 r9:ed825d84 r8:00000002 r7:60000113 r6:ed825d8c r5:85afbc00 [ 1349.163487][ T32] r4:85afbc00 [ 1349.163505][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.163550][ T32] r5:85afbc00 r4:82918640 [ 1349.163569][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.163609][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.163705][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed825e08 [ 1349.163733][ T32] r4:00000000 [ 1349.163769][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.163815][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.163871][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.163915][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618340 [ 1349.163940][ T32] r4:00000000 [ 1349.163990][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.164038][ T32] r9:83018005 r8:85afbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f5b9000 [ 1349.164069][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.164114][ T32] r5:00001000 r4:ed5f7000 [ 1349.164134][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.164172][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.164213][ T32] r5:85983f8c r4:85983c00 ** 3 printk messages dropped ** [ 1349.164406][ T32] r10:61c88647 r9:85afbc00 r8:856276ac r7:82804d40 r6:dddced40 r5:dddced60 ** 12 printk messages dropped ** [ 1349.165390][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1349.166013][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1349.166112][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 8 printk messages dropped ** [ 1349.166445][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.166509][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.166558][ T32] r4:85093380 [ 1349.166580][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.166625][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.166646][ T32] r4:00000001 [ 1349.166664][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.166697][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.166723][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.166750][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.166776][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.166823][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.166848][ T32] r4:8508f600 [ 1349.166868][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.166891][ T32] INFO: task kworker/0:599:7100 blocked for more than 475 seconds. [ 1349.166918][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.166941][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.166979][ T32] task:kworker/0:599 state:D stack:0 pid:7100 tgid:7100 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.167038][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.167086][ T32] Call trace: [ 1349.167116][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.167159][ T32] r10:82918644 r9:ed831d84 r8:00000002 r7:60000113 r6:ed831d8c r5:85af9800 [ 1349.167180][ T32] r4:85af9800 [ 1349.167199][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.167238][ T32] r5:85af9800 r4:82918640 [ 1349.167257][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.167295][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.167338][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed831e08 [ 1349.167369][ T32] r4:00000000 [ 1349.167391][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.167429][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.167466][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.167540][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618480 ** 6 printk messages dropped ** [ 1349.167767][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.168041][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1349.168223][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1349.169200][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 12 printk messages dropped ** [ 1349.169726][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.187264][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1349.187493][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.187839][ T32] Call trace: ** 5 printk messages dropped ** [ 1349.188048][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.188167][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.188325][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.188537][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.188918][ T32] Exception stack(0xed835fb0 to 0xed835ff8) ** 7 printk messages dropped ** [ 1349.189621][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.197583][ T32] 9d20: aeb84000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.197624][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.197672][ T32] 9d60: 800e0013 ffffffff [ 1349.197702][ T32] r5:800e0013 r4:80239bd0 [ 1349.197725][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.197776][ T32] r4:82ac11e4 [ 1349.197796][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.197838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.197860][ T32] r4:e06a9dc0 [ 1349.197898][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.197962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.197991][ T32] r4:00000000 [ 1349.198011][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.198057][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.198078][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.198122][ T32] r5:00001000 r4:dfb77000 [ 1349.198141][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.198179][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.198220][ T32] r5:8501a38c r4:8501a000 [ 1349.198240][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.198285][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.198306][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.198349][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.198371][ T32] r4:85093380 [ 1349.198389][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.198432][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.198453][ T32] r4:00000001 [ 1349.198472][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.198506][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.198552][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.198584][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.198751][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.198820][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.198850][ T32] r4:8508f600 [ 1349.198876][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.198910][ T32] INFO: task kworker/0:601:7103 blocked for more than 475 seconds. [ 1349.198946][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.198973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.198998][ T32] task:kworker/0:601 state:D stack:0 pid:7103 tgid:7103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.199073][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.199134][ T32] Call trace: [ 1349.199173][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.199232][ T32] r10:82918644 r9:ed83dd84 r8:00000002 r7:60000113 r6:ed83dd8c r5:85afc800 ** 3 printk messages dropped ** [ 1349.199351][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.199397][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.199654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618780 ** 10 printk messages dropped ** [ 1349.211944][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.212269][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.213175][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1349.213505][ T32] r4:e06a9dc0 ** 3 printk messages dropped ** [ 1349.213680][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.214190][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1349.214486][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1349.214605][ T32] INFO: task kworker/0:602:7105 blocked for more than 475 seconds. [ 1349.214657][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.214684][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.214705][ T32] task:kworker/0:602 state:D stack:0 pid:7105 tgid:7105 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.214763][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.214805][ T32] Call trace: [ 1349.214835][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.214880][ T32] r10:82918644 r9:ed845d84 r8:00000002 r7:60000013 r6:ed845d8c r5:85afb000 [ 1349.214902][ T32] r4:85afb000 [ 1349.214930][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.214973][ T32] r5:85afb000 r4:82918640 [ 1349.214992][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.215031][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.215085][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed845e08 [ 1349.215110][ T32] r4:00000000 [ 1349.215142][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.215183][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.215220][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.215260][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618900 [ 1349.215282][ T32] r4:00000000 [ 1349.215300][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.215362][ T32] r9:83018005 r8:85afb000 r7:00000000 r6:83018000 r5:00001000 r4:7f5c1000 [ 1349.215386][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.215428][ T32] r5:00001000 r4:ed74b000 [ 1349.215466][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.215509][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.215590][ T32] r5:85984f8c r4:85984c00 [ 1349.215615][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.215704][ T32] r7:dddced40 r6:83018000 r5:85984f8c r4:85627880 [ 1349.215740][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.215786][ T32] r10:61c88647 r9:85afb000 r8:856278ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.215808][ T32] r4:85627880 [ 1349.215827][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.215870][ T32] r10:00000000 r9:85627880 r8:8027ed34 r7:ed815e60 r6:85789f00 r5:85afb000 ** 6 printk messages dropped ** [ 1349.216102][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1349.216783][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1349.216954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.216986][ T32] r4:e06a9dc0 [ 1349.217009][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.217050][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.217073][ T32] r4:00000000 [ 1349.217092][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.217134][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.217155][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.217195][ T32] r5:00001000 r4:dfb77000 [ 1349.217214][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.217251][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.217291][ T32] r5:8501a38c r4:8501a000 [ 1349.217310][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.217373][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.217397][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.217442][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.217464][ T32] r4:85093380 [ 1349.217482][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.217525][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.217552][ T32] r4:00000001 [ 1349.217572][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.217605][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.217664][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.217696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1349.217770][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1349.217951][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.218167][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.218205][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.218471][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.218682][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.219051][ T32] Exception stack(0xed84dfb0 to 0xed84dff8) ** 6 printk messages dropped ** [ 1349.219572][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.219628][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.219692][ T32] Call trace: [ 1349.219724][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.219772][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.219794][ T32] r4:00000000 [ 1349.219813][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.241580][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.241636][ T32] 9d20: af62c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.241680][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.241707][ T32] 9d60: 800e0013 ffffffff [ 1349.241733][ T32] r5:800e0013 r4:80239bd0 [ 1349.241755][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.241814][ T32] r4:82ac11e4 [ 1349.241834][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.241895][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.241921][ T32] r4:e06a9dc0 [ 1349.241941][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.241983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.242005][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.242089][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.242400][ T32] r4:85093380 ** 7 printk messages dropped ** [ 1349.242685][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.243038][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1349.243432][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.243539][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed855e08 ** 7 printk messages dropped ** [ 1349.243929][ T32] r9:83018005 r8:85a89800 r7:00000000 r6:83018000 r5:00001000 r4:7f5c5000 ** 11 printk messages dropped ** [ 1349.244668][ T32] r10:00000000 r9:85627980 r8:8027ed34 r7:ed815e60 r6:85789580 r5:85a89800 ** 9 printk messages dropped ** [ 1349.245407][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 16 printk messages dropped ** [ 1349.246180][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1349.246790][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1349.247031][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 7 printk messages dropped ** [ 1349.247390][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.247821][ T32] r5:85a8b000 r4:82918640 [ 1349.247844][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.247979][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.248188][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.248440][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.249145][ T32] Exception stack(0xed85dfb0 to 0xed85dff8) ** 7 printk messages dropped ** [ 1349.249778][ T32] Workqueue: events bpf_prog_free_deferred ** 1 printk messages dropped ** [ 1349.272269][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.272341][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.272367][ T32] r4:00000000 [ 1349.272388][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.272446][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.272484][ T32] 9d20: afb13000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.272534][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.272571][ T32] 9d60: 800e0013 ffffffff [ 1349.272595][ T32] r5:800e0013 r4:80239bd0 [ 1349.272615][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.272660][ T32] r4:82ac11e4 [ 1349.272699][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.272744][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.272767][ T32] r4:e06a9dc0 [ 1349.272786][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.272828][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.272850][ T32] r4:00000000 [ 1349.272878][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.272928][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.272977][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.273026][ T32] r5:00001000 r4:dfb77000 [ 1349.273046][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.273084][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.273125][ T32] r5:8501a38c r4:8501a000 [ 1349.273144][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.273189][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.273228][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.273276][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.273309][ T32] r4:85093380 [ 1349.273332][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.273377][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.273398][ T32] r4:00000001 [ 1349.273417][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.273451][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.273476][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.273504][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.273529][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.273563][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.273584][ T32] r4:8508f600 [ 1349.273625][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.273658][ T32] INFO: task kworker/0:606:7113 blocked for more than 475 seconds. [ 1349.273692][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.273715][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.273737][ T32] task:kworker/0:606 state:D stack:0 pid:7113 tgid:7113 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.273788][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.273830][ T32] Call trace: [ 1349.273886][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.273931][ T32] r10:82918644 r9:ed86dd84 r8:00000002 r7:60000113 r6:ed86dd8c r5:85a88c00 [ 1349.273953][ T32] r4:85a88c00 [ 1349.273973][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.274013][ T32] r5:85a88c00 r4:82918640 [ 1349.274032][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.274071][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.274136][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed86de08 [ 1349.274163][ T32] r4:00000000 [ 1349.274182][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.274220][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.274255][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.274295][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618d80 [ 1349.274316][ T32] r4:00000000 [ 1349.274336][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.274398][ T32] r9:83018005 r8:85a88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5c9000 [ 1349.274422][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.274464][ T32] r5:00001000 r4:ed85f000 [ 1349.274483][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.274521][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.274568][ T32] r5:85985f8c r4:85985c00 ** 3 printk messages dropped ** [ 1349.274707][ T32] r10:61c88647 r9:85a88c00 r8:85627aac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1349.275006][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1349.275914][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1349.276200][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1349.276606][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.276940][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1349.277352][ T32] r5:85773000 r4:82918640 [ 1349.277375][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 7 printk messages dropped ** [ 1349.277665][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.277805][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.277852][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.277896][ T32] r5:8598638c r4:85986000 [ 1349.277916][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.277959][ T32] r7:dddced40 r6:83018000 r5:8598638c r4:85627b00 [ 1349.277979][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.278027][ T32] r10:61c88647 r9:85773000 r8:85627b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.278049][ T32] r4:85627b00 [ 1349.278086][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.278151][ T32] r10:00000000 r9:85627b00 r8:8027ed34 r7:ed85de60 r6:85627b80 r5:85773000 [ 1349.278175][ T32] r4:00000001 [ 1349.278203][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.278239][ T32] Exception stack(0xed81dfb0 to 0xed81dff8) [ 1349.278274][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.278304][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.278331][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.278358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.278379][ T32] r4:85618dc0 [ 1349.278702][ T32] INFO: task kworker/0:607:7114 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.278734][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.278787][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.278831][ T32] Call trace: [ 1349.278859][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.278926][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.278953][ T32] r4:00000000 [ 1349.278972][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.279019][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.279051][ T32] 9d20: afb13000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.279091][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.279117][ T32] 9d60: 800e0013 ffffffff [ 1349.279158][ T32] r5:800e0013 r4:80239bd0 [ 1349.279181][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.279240][ T32] r4:82ac11e4 [ 1349.279263][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.279304][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.279327][ T32] r4:e06a9dc0 [ 1349.279345][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.279385][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.279407][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.279529][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1349.279782][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1349.290119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.290554][ T32] r10:82918644 r9:ed885d84 r8:00000002 r7:60000113 r6:ed885d8c r5:85a8a400 ** 2 printk messages dropped ** [ 1349.290730][ T32] r5:85a8a400 r4:82918640 [ 1349.290774][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.290818][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.290864][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed885e08 [ 1349.290886][ T32] r4:00000000 [ 1349.290938][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.291023][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.291089][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.291157][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7b040 [ 1349.291204][ T32] r4:00000000 [ 1349.291247][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.291298][ T32] r9:83018005 r8:85a8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f5cf000 [ 1349.291320][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.291362][ T32] r5:00001000 r4:ed87d000 [ 1349.291402][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.291446][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.291497][ T32] r5:85986b8c r4:85986800 [ 1349.291520][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.291572][ T32] r7:dddced40 r6:83018000 r5:85986b8c r4:85627c00 [ 1349.291614][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.291681][ T32] r10:61c88647 r9:85a8a400 r8:85627c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.291714][ T32] r4:85627c00 [ 1349.291733][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.291777][ T32] r10:00000000 r9:85627c00 r8:8027ed34 r7:ed85de60 r6:85b04100 r5:85a8a400 [ 1349.291799][ T32] r4:00000001 [ 1349.291819][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.291904][ T32] Exception stack(0xed885fb0 to 0xed885ff8) ** 1 printk messages dropped ** [ 1349.291961][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.292618][ T32] Call trace: ** 8 printk messages dropped ** [ 1349.292963][ T32] r5:800e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1349.293122][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1349.293446][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1349.293868][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1349.294292][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.294325][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.294394][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.294439][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.294463][ T32] r4:8508f600 [ 1349.294483][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.294506][ T32] INFO: task kworker/0:609:7118 blocked for more than 475 seconds. [ 1349.294534][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.294571][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.294595][ T32] task:kworker/0:609 state:D stack:0 pid:7118 tgid:7118 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.294639][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.294679][ T32] Call trace: [ 1349.294708][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.294754][ T32] r10:82918644 r9:ed889d84 r8:00000002 r7:60000113 r6:ed889d8c r5:85a8c800 ** 2 printk messages dropped ** [ 1349.294834][ T32] r5:85a8c800 r4:82918640 [ 1349.294853][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1349.294959][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed889e08 ** 8 printk messages dropped ** [ 1349.295292][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1349.295661][ T32] r10:61c88647 r9:85a8c800 r8:85627cac r7:82804d40 r6:dddced40 r5:dddced60 ** 9 printk messages dropped ** [ 1349.296280][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 11 printk messages dropped ** [ 1349.297109][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 11 printk messages dropped ** [ 1349.297476][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1349.297802][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1349.298010][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.298389][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1349.298542][ T32] r5:85a8bc00 r4:82918640 ** 3 printk messages dropped ** [ 1349.298718][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.298907][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.299121][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.299501][ T32] Exception stack(0xed895fb0 to 0xed895ff8) ** 5 printk messages dropped ** [ 1349.330357][ T32] INFO: task kworker/0:610:7120 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 9 printk messages dropped ** [ 1349.330859][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.330892][ T32] 9d60: 800e0013 ffffffff [ 1349.330919][ T32] r5:800e0013 r4:80239bd0 [ 1349.330939][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.330982][ T32] r4:82ac11e4 [ 1349.331001][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.331042][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.331063][ T32] r4:e06a9dc0 [ 1349.331102][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.331148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.331170][ T32] r4:00000000 [ 1349.331198][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.331265][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.331291][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.331345][ T32] r5:00001000 r4:dfb77000 [ 1349.331368][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.331408][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.331449][ T32] r5:8501a38c r4:8501a000 [ 1349.331468][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.331514][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.331539][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.331585][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.331608][ T32] r4:85093380 [ 1349.331626][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.331690][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.331714][ T32] r4:00000001 [ 1349.331733][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.331767][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.331792][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.331819][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.331844][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.331894][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.331920][ T32] r4:8508f600 [ 1349.331942][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.331989][ T32] INFO: task kworker/0:611:7122 blocked for more than 475 seconds. [ 1349.332025][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.332049][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.332078][ T32] task:kworker/0:611 state:D stack:0 pid:7122 tgid:7122 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.332126][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.332167][ T32] Call trace: [ 1349.332206][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.332263][ T32] r10:82918644 r9:ed8a5d84 r8:00000002 r7:60000013 r6:ed8a5d8c r5:85a8d400 [ 1349.332291][ T32] r4:85a8d400 [ 1349.332313][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.332367][ T32] r5:85a8d400 r4:82918640 [ 1349.332399][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.332444][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.332490][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8a5e08 [ 1349.332511][ T32] r4:00000000 [ 1349.332553][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.332613][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.332662][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.332706][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7b380 [ 1349.332729][ T32] r4:00000000 [ 1349.332769][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.332821][ T32] r9:83018005 r8:85a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f4e3000 [ 1349.332843][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.332894][ T32] r5:00001000 r4:dfc2f000 [ 1349.332917][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.332957][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1349.333016][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.333352][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.334248][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 11 printk messages dropped ** [ 1349.334656][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1349.334996][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 8 printk messages dropped ** [ 1349.335313][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.335615][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.335858][ T32] r5:85a8e000 r4:82918640 ** 1 printk messages dropped ** [ 1349.335946][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.336366][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.336712][ T32] r4:85627e00 ** 5 printk messages dropped ** [ 1349.336891][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.337489][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1349.337868][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1349.338079][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1349.338321][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.338712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 8 printk messages dropped ** [ 1349.338991][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.339035][ T32] r10:82918644 r9:ed869d84 r8:00000002 r7:60000113 r6:ed869d8c r5:85773c00 [ 1349.339057][ T32] r4:85773c00 [ 1349.339076][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.339125][ T32] r5:85773c00 r4:82918640 [ 1349.339147][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.339189][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.339263][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed869e08 [ 1349.339289][ T32] r4:00000000 [ 1349.339308][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.339347][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.339383][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.339423][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7b4c0 [ 1349.339463][ T32] r4:00000000 [ 1349.339485][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.339529][ T32] r9:83018005 r8:85773c00 r7:00000000 r6:83018000 r5:00001000 r4:7f561000 [ 1349.339556][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.339597][ T32] r5:00001000 r4:ecf8f000 [ 1349.339636][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.339725][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.339771][ T32] r5:85987b8c r4:85987800 [ 1349.339790][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.360764][ T32] r7:dddced40 r6:83018000 r5:85987b8c r4:85627e80 [ 1349.360838][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.360911][ T32] r10:61c88647 r9:85773c00 r8:85627eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.360935][ T32] r4:85627e80 [ 1349.360955][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.361000][ T32] r10:00000000 r9:85627e80 r8:8027ed34 r7:ed8ade60 r6:85627f00 r5:85773c00 [ 1349.361021][ T32] r4:00000001 [ 1349.361041][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.361076][ T32] Exception stack(0xed869fb0 to 0xed869ff8) [ 1349.361129][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.361161][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.361186][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.361224][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.361252][ T32] r4:85a7b3c0 [ 1349.361715][ T32] INFO: task kworker/0:613:7126 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.361750][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.361847][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.361898][ T32] Call trace: [ 1349.361951][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.362005][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.362028][ T32] r4:00000000 [ 1349.362047][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.362084][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.362113][ T32] 9d20: b0748000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.362140][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.362184][ T32] 9d60: 800e0013 ffffffff [ 1349.362210][ T32] r5:800e0013 r4:80239bd0 [ 1349.362230][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.362295][ T32] r4:82ac11e4 [ 1349.362361][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.362429][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.362454][ T32] r4:e06a9dc0 [ 1349.362517][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.362568][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.362592][ T32] r4:00000000 [ 1349.362624][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.362674][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.362696][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.362759][ T32] r5:00001000 r4:dfb77000 [ 1349.362782][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.362822][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.362862][ T32] r5:8501a38c r4:8501a000 [ 1349.362903][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.363038][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 1 printk messages dropped ** [ 1349.363177][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1349.363652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1349.364059][ T32] r4:85774800 ** 1 printk messages dropped ** [ 1349.364117][ T32] r5:85774800 r4:82918640 ** 1 printk messages dropped ** [ 1349.364208][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.364692][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.365209][ T32] r4:85627f80 ** 5 printk messages dropped ** [ 1349.365438][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.366453][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.366722][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1349.367149][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1349.367553][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1349.367808][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1349.368244][ T32] r5:85775400 r4:82918640 [ 1349.368266][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.368461][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.368961][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.369385][ T32] r10:61c88647 r9:85775400 r8:85a2b0ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1349.369487][ T32] r10:00000000 r9:85a2b080 r8:8027ed34 r7:ed8b5e60 r6:85a2b100 r5:85775400 [ 1349.369546][ T32] r4:00000001 [ 1349.369569][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.369604][ T32] Exception stack(0xed8b9fb0 to 0xed8b9ff8) [ 1349.369643][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.369696][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.369752][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.369783][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.369804][ T32] r4:85a7b800 [ 1349.402790][ T32] INFO: task kworker/0:615:7132 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.402885][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.402959][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.403024][ T32] Call trace: [ 1349.403056][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.403112][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.403136][ T32] r4:00000000 [ 1349.403158][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.403198][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.403228][ T32] 9d20: b1187000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.403256][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.403279][ T32] 9d60: 800e0013 ffffffff [ 1349.403302][ T32] r5:800e0013 r4:80239bd0 [ 1349.403322][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.403364][ T32] r4:82ac11e4 [ 1349.403383][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.403425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.403465][ T32] r4:e06a9dc0 [ 1349.403489][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.403534][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.403566][ T32] r4:00000000 [ 1349.403585][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.403631][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.403705][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.403753][ T32] r5:00001000 r4:dfb77000 [ 1349.403773][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.403831][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.403886][ T32] r5:8501a38c r4:8501a000 [ 1349.403910][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.403959][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.403980][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.404026][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.404048][ T32] r4:85093380 [ 1349.404067][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.404111][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.404132][ T32] r4:00000001 [ 1349.404151][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.404185][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.404211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.404239][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.404280][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.404328][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.404374][ T32] r4:8508f600 [ 1349.404399][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.404428][ T32] INFO: task kworker/0:616:7134 blocked for more than 475 seconds. [ 1349.404462][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.404486][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.404508][ T32] task:kworker/0:616 state:D stack:0 pid:7134 tgid:7134 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.404558][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.404619][ T32] Call trace: [ 1349.404663][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.404713][ T32] r10:82918644 r9:ed8c1d84 r8:00000002 r7:60000113 r6:ed8c1d8c r5:85776000 ** 2 printk messages dropped ** [ 1349.404806][ T32] r5:85776000 r4:82918640 [ 1349.404828][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1349.404936][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.405117][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.405402][ T32] r5:85988b8c r4:85988800 ** 4 printk messages dropped ** [ 1349.405556][ T32] r4:85a2b180 ** 6 printk messages dropped ** [ 1349.405745][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.406502][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.406732][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1349.407233][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1349.407501][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 10 printk messages dropped ** [ 1349.407866][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1349.408325][ T32] r5:85776c00 r4:82918640 [ 1349.408356][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.408581][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.408953][ T32] r5:85988f8c r4:85988c00 ** 5 printk messages dropped ** [ 1349.409119][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 9 printk messages dropped ** [ 1349.409753][ T32] INFO: task kworker/0:617:7135 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 14 printk messages dropped ** [ 1349.418879][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 10 printk messages dropped ** [ 1349.419269][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.419564][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.419585][ T32] r4:00000001 [ 1349.419604][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.419638][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.419683][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.419732][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.419791][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.419868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.422794][ T32] r4:8508f600 [ 1349.422828][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.422859][ T32] INFO: task kworker/0:618:7138 blocked for more than 475 seconds. [ 1349.422892][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.422916][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.422937][ T32] task:kworker/0:618 state:D stack:0 pid:7138 tgid:7138 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.422989][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.423042][ T32] Call trace: [ 1349.423075][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.423125][ T32] r10:82918644 r9:ed8c5d84 r8:00000002 r7:60000013 r6:ed8c5d8c r5:85771800 [ 1349.423154][ T32] r4:85771800 [ 1349.423176][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.423216][ T32] r5:85771800 r4:82918640 [ 1349.423236][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.423275][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.423320][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8c5e08 [ 1349.423341][ T32] r4:00000000 [ 1349.423359][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.423396][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.423434][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.423475][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7bdc0 [ 1349.423496][ T32] r4:00000000 [ 1349.423541][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.423613][ T32] r9:83018005 r8:85771800 r7:00000000 r6:83018000 r5:00001000 r4:7f56d000 [ 1349.423640][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.423704][ T32] r5:00001000 r4:ed4f3000 [ 1349.423726][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.423766][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.423808][ T32] r5:8598938c r4:85989000 [ 1349.423828][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.423874][ T32] r7:dddced40 r6:83018000 r5:8598938c r4:85a2b380 [ 1349.423894][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.423938][ T32] r10:61c88647 r9:85771800 r8:85a2b3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.423959][ T32] r4:85a2b380 [ 1349.424086][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.424134][ T32] r10:00000000 r9:85a2b380 r8:8027ed34 r7:ed819e60 r6:85a2b400 r5:85771800 [ 1349.424156][ T32] r4:00000001 [ 1349.424175][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.424209][ T32] Exception stack(0xed8c5fb0 to 0xed8c5ff8) [ 1349.424254][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.424305][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.424353][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.424384][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.424406][ T32] r4:85a7bc80 [ 1349.424831][ T32] INFO: task kworker/0:618:7138 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.424866][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.424921][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.424965][ T32] Call trace: [ 1349.425029][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 3 printk messages dropped ** [ 1349.425193][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1349.425500][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1349.425672][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1349.426208][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1349.426395][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.426771][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1349.426943][ T32] r5:8576ec00 r4:82918640 ** 3 printk messages dropped ** [ 1349.427096][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.427224][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1349.427642][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1349.428057][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.428784][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1349.429135][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1349.429298][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1349.429722][ T32] r4:85093380 ** 2 printk messages dropped ** [ 1349.429888][ T32] r4:00000001 [ 1349.452738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.452840][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.452909][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.452965][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.452994][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.453025][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.453081][ T32] r4:8508f600 [ 1349.453108][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.453160][ T32] INFO: task kworker/0:620:7141 blocked for more than 475 seconds. [ 1349.453198][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.453243][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.453291][ T32] task:kworker/0:620 state:D stack:0 pid:7141 tgid:7141 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.453349][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.453433][ T32] Call trace: [ 1349.453466][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.453559][ T32] r10:82918644 r9:ed8d1d84 r8:00000002 r7:60000113 r6:ed8d1d8c r5:85780000 [ 1349.453587][ T32] r4:85780000 [ 1349.453616][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.453661][ T32] r5:85780000 r4:82918640 [ 1349.453681][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.453720][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.453765][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8d1e08 [ 1349.453787][ T32] r4:00000000 [ 1349.453828][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.453901][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.453970][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.454047][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b340 [ 1349.454073][ T32] r4:00000000 [ 1349.454093][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.454156][ T32] r9:83018005 r8:85780000 r7:00000000 r6:83018000 r5:00001000 r4:7f575000 [ 1349.454181][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.454223][ T32] r5:00001000 r4:ed665000 [ 1349.454244][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.454282][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.454322][ T32] r5:85989b8c r4:85989800 [ 1349.454342][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.454387][ T32] r7:dddced40 r6:83018000 r5:85989b8c r4:85a2b580 [ 1349.454418][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.454468][ T32] r10:61c88647 r9:85780000 r8:85a2b5ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.454507][ T32] r4:85a2b580 [ 1349.454553][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.454602][ T32] r10:00000000 r9:85a2b580 r8:8027ed34 r7:ed8cde60 r6:85a2b600 r5:85780000 [ 1349.454623][ T32] r4:00000001 [ 1349.454642][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.454675][ T32] Exception stack(0xed8d1fb0 to 0xed8d1ff8) [ 1349.454700][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.454756][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.454828][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.454922][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.454968][ T32] r4:85a7be80 [ 1349.455450][ T32] INFO: task kworker/0:620:7141 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.455527][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.455702][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.455788][ T32] Call trace: [ 1349.455820][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.455890][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.455916][ T32] r4:00000000 [ 1349.455958][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.456041][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.456096][ T32] 9d20: b15b7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 3 printk messages dropped ** [ 1349.456326][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 10 printk messages dropped ** [ 1349.456876][ T32] r5:00001000 r4:dfb77000 ** 6 printk messages dropped ** [ 1349.457143][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1349.457399][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.457788][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1349.457970][ T32] r5:85781800 r4:82918640 ** 3 printk messages dropped ** [ 1349.458133][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.458303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ef40 ** 1 printk messages dropped ** [ 1349.458369][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.458433][ T32] r9:83018005 r8:85781800 r7:00000000 r6:83018000 r5:00001000 r4:7f571000 [ 1349.458459][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.458510][ T32] r5:00001000 r4:ed535000 [ 1349.458542][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.458584][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.458624][ T32] r5:83d09b8c r4:83d09800 [ 1349.458643][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.458685][ T32] r7:dddced40 r6:83018000 r5:83d09b8c r4:85a2b680 [ 1349.458728][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.458798][ T32] r10:61c88647 r9:85781800 r8:85a2b6ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.458845][ T32] r4:85a2b680 [ 1349.458868][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.458934][ T32] r10:00000000 r9:85a2b680 r8:8027ed34 r7:ed8d1e60 r6:85a2b700 r5:85781800 [ 1349.458960][ T32] r4:00000001 [ 1349.458979][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.459014][ T32] Exception stack(0xed8d5fb0 to 0xed8d5ff8) [ 1349.459071][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.459102][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.459128][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.459183][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.459208][ T32] r4:85a9b0c0 [ 1349.459549][ T32] INFO: task kworker/0:621:7142 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.459582][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.459637][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.459712][ T32] Call trace: [ 1349.459755][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 5 printk messages dropped ** [ 1349.478786][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1349.479233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.479258][ T32] r4:00000000 [ 1349.479296][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.479355][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.479380][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.479425][ T32] r5:00001000 r4:dfb77000 [ 1349.479445][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.479510][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.479606][ T32] r5:8501a38c r4:8501a000 [ 1349.479651][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.479720][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.479759][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.479806][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.479878][ T32] r4:85093380 [ 1349.483976][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.484051][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.484075][ T32] r4:00000001 [ 1349.484118][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.484159][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 2 printk messages dropped ** [ 1349.484242][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1349.484609][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1349.484843][ T32] r5:85780c00 r4:82918640 [ 1349.484904][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.485243][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1349.485693][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1349.486122][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1349.487163][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 9 printk messages dropped ** [ 1349.487567][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1349.488003][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1349.488349][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 11 printk messages dropped ** [ 1349.488884][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1349.489054][ T32] task:kworker/0:623 state:D stack:0 pid:7148 tgid:7148 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.489496][ T32] r5:85783000 r4:82918640 ** 3 printk messages dropped ** [ 1349.489772][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.507400][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 9 printk messages dropped ** [ 1349.507906][ T32] r10:61c88647 r9:85783000 r8:85a2b8ac r7:82804d40 r6:dddced40 r5:dddced60 ** 5 printk messages dropped ** [ 1349.508185][ T32] Exception stack(0xed8c9fb0 to 0xed8c9ff8) [ 1349.508216][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.508270][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.508308][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.508340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.508362][ T32] r4:85a9b3c0 [ 1349.508849][ T32] INFO: task kworker/0:623:7148 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.508885][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.509013][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.509066][ T32] Call trace: [ 1349.509183][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.509238][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.509261][ T32] r4:00000000 [ 1349.509302][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.509344][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.509394][ T32] 9d20: b1f28000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.509425][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.509471][ T32] 9d60: 800e0013 ffffffff [ 1349.509544][ T32] r5:800e0013 r4:80239bd0 [ 1349.509613][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.509660][ T32] r4:82ac11e4 [ 1349.509680][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.509720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.509788][ T32] r4:e06a9dc0 [ 1349.509812][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.509917][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.513753][ T32] r4:00000000 [ 1349.513793][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.513894][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.513921][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.513989][ T32] r5:00001000 r4:dfb77000 [ 1349.514012][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.514053][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.514095][ T32] r5:8501a38c r4:8501a000 [ 1349.514114][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.514160][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.514181][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.514247][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.514293][ T32] r4:85093380 [ 1349.514316][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.514384][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 1 printk messages dropped ** [ 1349.514428][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1349.514813][ T32] task:kworker/0:624 state:D stack:0 pid:7151 tgid:7151 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.515148][ T32] r5:85783c00 r4:82918640 ** 3 printk messages dropped ** [ 1349.515472][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.515659][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b740 ** 9 printk messages dropped ** [ 1349.516037][ T32] r7:dddced40 r6:83018000 r5:8598a78c r4:85a2b980 ** 10 printk messages dropped ** [ 1349.516335][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.517244][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1349.517673][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 11 printk messages dropped ** [ 1349.518154][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1349.518607][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.518942][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.519178][ T32] r5:85afec00 r4:82918640 ** 1 printk messages dropped ** [ 1349.519249][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.519609][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.540681][ T32] r4:85a2ba80 ** 6 printk messages dropped ** [ 1349.540881][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.541541][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.541641][ T32] Call trace: [ 1349.541677][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.541750][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.541786][ T32] r4:00000000 [ 1349.541832][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.541877][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.541918][ T32] 9d20: b2306000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.541961][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.541987][ T32] 9d60: 800e0013 ffffffff [ 1349.542009][ T32] r5:800e0013 r4:80239bd0 [ 1349.542049][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.542096][ T32] r4:82ac11e4 [ 1349.542116][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.542157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.542178][ T32] r4:e06a9dc0 [ 1349.542197][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.542238][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.542260][ T32] r4:00000000 [ 1349.542278][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.542365][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.542392][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.542498][ T32] r5:00001000 r4:dfb77000 [ 1349.542523][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.542569][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.542686][ T32] r5:8501a38c r4:8501a000 [ 1349.542720][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.542769][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.542789][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.542853][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.542889][ T32] r4:85093380 [ 1349.542910][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.542956][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.542977][ T32] r4:00000001 [ 1349.542995][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.543070][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.543099][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.543126][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.543174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.543212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.543233][ T32] r4:8508f600 [ 1349.543254][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.543283][ T32] INFO: task kworker/0:626:7154 blocked for more than 476 seconds. [ 1349.543318][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.543341][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.543362][ T32] task:kworker/0:626 state:D stack:0 pid:7154 tgid:7154 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.543406][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.543448][ T32] Call trace: [ 1349.543478][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.543524][ T32] r10:82918644 r9:ed8f1d84 r8:00000002 r7:60000113 r6:ed8f1d8c r5:85a8ec00 [ 1349.543552][ T32] r4:85a8ec00 [ 1349.543572][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.543612][ T32] r5:85a8ec00 r4:82918640 [ 1349.543632][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.543715][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.543806][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8f1e08 [ 1349.543831][ T32] r4:00000000 [ 1349.543849][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 8 printk messages dropped ** [ 1349.544178][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1349.544430][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.544715][ T32] r4:85a9b800 ** 4 printk messages dropped ** [ 1349.545267][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1349.545775][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1349.545967][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1349.546338][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1349.546562][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1349.546975][ T32] r10:82918644 r9:ed8f9d84 r8:00000002 r7:60000113 r6:ed8f9d8c r5:85ab0c00 ** 2 printk messages dropped ** [ 1349.547084][ T32] r5:85ab0c00 r4:82918640 [ 1349.547129][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.547172][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.547280][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8f9e08 [ 1349.547305][ T32] r4:00000000 [ 1349.547324][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.547362][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.547420][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.547465][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9bb80 [ 1349.547486][ T32] r4:00000000 [ 1349.547504][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.547552][ T32] r9:83018005 r8:85ab0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f583000 [ 1349.547684][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.547734][ T32] r5:00001000 r4:ed6e1000 [ 1349.547753][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.547791][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.547832][ T32] r5:8598b38c r4:8598b000 [ 1349.547851][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.547915][ T32] r7:dddced40 r6:83018000 r5:8598b38c r4:85a2bb80 [ 1349.547939][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.548033][ T32] r10:61c88647 r9:85ab0c00 r8:85a2bbac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.548060][ T32] r4:85a2bb80 [ 1349.548078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.548142][ T32] r10:00000000 r9:85a2bb80 r8:8027ed34 r7:ed8f1e60 r6:85b04480 r5:85ab0c00 [ 1349.548167][ T32] r4:00000001 [ 1349.548186][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.548220][ T32] Exception stack(0xed8f9fb0 to 0xed8f9ff8) [ 1349.548245][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.548272][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.548297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.548387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.548422][ T32] r4:85a9b9c0 [ 1349.548754][ T32] INFO: task kworker/0:627:7156 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.548788][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.548908][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.548956][ T32] Call trace: [ 1349.549068][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.549119][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.549142][ T32] r4:00000000 [ 1349.549182][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.549223][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.549253][ T32] 9d20: b2306000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.549280][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.549304][ T32] 9d60: 800e0013 ffffffff [ 1349.549345][ T32] r5:800e0013 r4:80239bd0 [ 1349.549368][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.549409][ T32] r4:82ac11e4 [ 1349.549452][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.549495][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.549518][ T32] r4:e06a9dc0 [ 1349.549541][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.549582][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.549623][ T32] r4:00000000 [ 1349.549651][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.549698][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.549741][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.549787][ T32] r5:00001000 r4:dfb77000 [ 1349.549973][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 4 printk messages dropped ** [ 1349.575457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.575887][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1349.576240][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1349.576371][ T32] r5:85ab1800 r4:82918640 [ 1349.576392][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.576609][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.576959][ T32] r5:85b0c38c r4:85b0c000 ** 5 printk messages dropped ** [ 1349.577153][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1349.577404][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 12 printk messages dropped ** [ 1349.578394][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1349.578758][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1349.579120][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.579640][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.597235][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.597593][ T32] r5:85ab0000 r4:82918640 [ 1349.597620][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.597663][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.597709][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed909e08 [ 1349.597731][ T32] r4:00000000 [ 1349.597749][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.597787][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.597825][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.597895][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9bc40 [ 1349.597920][ T32] r4:00000000 [ 1349.597940][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.598012][ T32] r9:83018005 r8:85ab0000 r7:00000000 r6:83018000 r5:00001000 r4:7f585000 [ 1349.598037][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.598079][ T32] r5:00001000 r4:ed6f7000 [ 1349.598108][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.598150][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.598221][ T32] r5:8598b78c r4:8598b400 [ 1349.598244][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.598291][ T32] r7:dddced40 r6:83018000 r5:8598b78c r4:85a2bc80 [ 1349.598312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.598355][ T32] r10:61c88647 r9:85ab0000 r8:85a2bcac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.598377][ T32] r4:85a2bc80 [ 1349.598396][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.598439][ T32] r10:00000000 r9:85a2bc80 r8:8027ed34 r7:ed8fde60 r6:85b04580 r5:85ab0000 [ 1349.598461][ T32] r4:00000001 [ 1349.598520][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.598566][ T32] Exception stack(0xed909fb0 to 0xed909ff8) [ 1349.598593][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.598621][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.598646][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.598674][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.598695][ T32] r4:85a9bac0 [ 1349.599161][ T32] INFO: task kworker/0:629:7160 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.599217][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.599287][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.599335][ T32] Call trace: [ 1349.599374][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.599425][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.599448][ T32] r4:00000000 [ 1349.599467][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1349.599585][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1349.605774][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.605982][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.606431][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 7 printk messages dropped ** [ 1349.606823][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1349.607087][ T32] task:kworker/0:630 state:D stack:0 pid:7162 tgid:7162 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.607490][ T32] r5:85ab2400 r4:82918640 [ 1349.607509][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.607757][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1349.608197][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.608620][ T32] r10:00000000 r9:85a2bd00 r8:8027ed34 r7:ed8fde60 r6:85b04600 r5:85ab2400 ** 8 printk messages dropped ** [ 1349.609425][ T32] INFO: task kworker/0:630:7162 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 9 printk messages dropped ** [ 1349.622398][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1349.622807][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.622986][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1349.623372][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.623727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.624013][ T32] task:kworker/0:631 state:D stack:0 pid:7163 tgid:7163 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.624372][ T32] r5:85ab3c00 r4:82918640 ** 1 printk messages dropped ** [ 1349.624430][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 7 printk messages dropped ** [ 1349.624836][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.624881][ T32] r9:83018005 r8:85ab3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f591000 [ 1349.624902][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.624997][ T32] r5:00001000 r4:ed78b000 [ 1349.625020][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.625074][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.625119][ T32] r5:8598bf8c r4:8598bc00 [ 1349.625138][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.625181][ T32] r7:dddced40 r6:83018000 r5:8598bf8c r4:85a2bd80 [ 1349.625200][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.625244][ T32] r10:61c88647 r9:85ab3c00 r8:85a2bdac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.625295][ T32] r4:85a2bd80 [ 1349.625318][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.625361][ T32] r10:00000000 r9:85a2bd80 r8:8027ed34 r7:ed8fde60 r6:85b04680 r5:85ab3c00 [ 1349.625382][ T32] r4:00000001 [ 1349.625402][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.625436][ T32] Exception stack(0xed911fb0 to 0xed911ff8) [ 1349.625461][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.625489][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.625560][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.625593][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.625614][ T32] r4:85a9bd80 [ 1349.626069][ T32] INFO: task kworker/0:631:7163 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.626101][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.626214][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.626307][ T32] Call trace: [ 1349.626416][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.626468][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.626522][ T32] r4:00000000 [ 1349.626552][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.626592][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.626620][ T32] 9d20: b31a0000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.626648][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.626681][ T32] 9d60: 800e0013 ffffffff [ 1349.626707][ T32] r5:800e0013 r4:80239bd0 [ 1349.626727][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.626766][ T32] r4:82ac11e4 [ 1349.626796][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.626842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.626864][ T32] r4:e06a9dc0 [ 1349.626883][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.626923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.626945][ T32] r4:00000000 [ 1349.627049][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.627098][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.627119][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.627160][ T32] r5:00001000 r4:dfb77000 [ 1349.627179][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1349.627357][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1349.627622][ T32] r4:85093380 ** 3 printk messages dropped ** [ 1349.627800][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 5 printk messages dropped ** [ 1349.627988][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1349.628108][ T32] task:kworker/0:632 state:D stack:0 pid:7166 tgid:7166 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.628499][ T32] r5:85ab4800 r4:82918640 [ 1349.628543][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.628587][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.628632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed915e08 [ 1349.628655][ T32] r4:00000000 [ 1349.628673][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.628711][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.628746][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.628786][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715100 [ 1349.628812][ T32] r4:00000000 [ 1349.628831][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.628873][ T32] r9:83018005 r8:85ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f595000 [ 1349.628893][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.628956][ T32] r5:00001000 r4:ed7e1000 [ 1349.628999][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.629041][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.629082][ T32] r5:85b0c78c r4:85b0c400 [ 1349.629165][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.629211][ T32] r7:dddced40 r6:83018000 r5:85b0c78c r4:85a2be00 [ 1349.629242][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.629290][ T32] r10:61c88647 r9:85ab4800 r8:85a2be2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.629327][ T32] r4:85a2be00 [ 1349.629364][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.629409][ T32] r10:00000000 r9:85a2be00 r8:8027ed34 r7:ed8fde60 r6:85b04700 r5:85ab4800 [ 1349.629450][ T32] r4:00000001 [ 1349.629470][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.629528][ T32] Exception stack(0xed915fb0 to 0xed915ff8) [ 1349.629562][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.629590][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.629625][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.629656][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.629678][ T32] r4:85715100 [ 1349.656052][ T32] INFO: task kworker/0:632:7166 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.656150][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.656226][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.656290][ T32] Call trace: [ 1349.656323][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.656396][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.656426][ T32] r4:00000000 [ 1349.656447][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.656487][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.656518][ T32] 9d20: b3759000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.656557][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.656580][ T32] 9d60: 800e0013 ffffffff [ 1349.656605][ T32] r5:800e0013 r4:80239bd0 [ 1349.656711][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.656761][ T32] r4:82ac11e4 [ 1349.656781][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.656822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.656863][ T32] r4:e06a9dc0 [ 1349.656888][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.656951][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.656977][ T32] r4:00000000 [ 1349.657016][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.657066][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.657107][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.657155][ T32] r5:00001000 r4:dfb77000 [ 1349.657175][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.657215][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.657256][ T32] r5:8501a38c r4:8501a000 [ 1349.657275][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.657321][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.657342][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.657386][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.657409][ T32] r4:85093380 [ 1349.657428][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 4 printk messages dropped ** [ 1349.657604][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.657793][ T32] INFO: task kworker/0:633:7168 blocked for more than 476 seconds. [ 1349.657828][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.657853][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.657873][ T32] task:kworker/0:633 state:D stack:0 pid:7168 tgid:7168 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.657917][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.657959][ T32] Call trace: [ 1349.657994][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.658053][ T32] r10:82918644 r9:ed919d84 r8:00000002 r7:60000113 r6:ed919d8c r5:85ab5400 [ 1349.658078][ T32] r4:85ab5400 [ 1349.658098][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.658138][ T32] r5:85ab5400 r4:82918640 [ 1349.658157][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.658198][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.658243][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed919e08 [ 1349.658265][ T32] r4:00000000 [ 1349.658337][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.658379][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.658415][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.658455][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857152c0 [ 1349.658490][ T32] r4:00000000 [ 1349.658513][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.658659][ T32] r9:83018005 r8:85ab5400 r7:00000000 r6:83018000 r5:00001000 r4:7f5d5000 [ 1349.658687][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.658732][ T32] r5:00001000 r4:ed7ed000 [ 1349.658752][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.658864][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.658975][ T32] r5:85b0cb8c r4:85b0c800 [ 1349.658997][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.659083][ T32] r7:dddced40 r6:83018000 r5:85b0cb8c r4:85a2be80 [ 1349.659107][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.659152][ T32] r10:61c88647 r9:85ab5400 r8:85a2beac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.659173][ T32] r4:85a2be80 [ 1349.659192][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.659235][ T32] r10:00000000 r9:85a2be80 r8:8027ed34 r7:ed915e60 r6:85b04780 r5:85ab5400 [ 1349.659257][ T32] r4:00000001 [ 1349.659276][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.659309][ T32] Exception stack(0xed919fb0 to 0xed919ff8) [ 1349.659335][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.659362][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.659388][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.659415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.659459][ T32] r4:85715000 [ 1349.669820][ T32] INFO: task kworker/0:633:7168 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.670382][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.670460][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.670522][ T32] Call trace: [ 1349.670563][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.670620][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.670663][ T32] r4:00000000 [ 1349.670689][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.670739][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.670773][ T32] 9d20: b3759000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.670801][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.670824][ T32] 9d60: 800e0013 ffffffff [ 1349.670847][ T32] r5:800e0013 r4:80239bd0 [ 1349.670866][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.670918][ T32] r4:82ac11e4 [ 1349.670953][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.670999][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.671053][ T32] r4:e06a9dc0 ** 1 printk messages dropped ** [ 1349.671161][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 2 printk messages dropped ** [ 1349.671301][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1349.671486][ T32] r5:8501a38c r4:8501a000 ** 1 printk messages dropped ** [ 1349.671559][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.671646][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.671714][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.671737][ T32] r4:85093380 [ 1349.671757][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.671826][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.671851][ T32] r4:00000001 [ 1349.671870][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.671978][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.672008][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.672090][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.672119][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.672147][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.672170][ T32] r4:8508f600 [ 1349.672191][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.672220][ T32] INFO: task kworker/0:634:7170 blocked for more than 476 seconds. [ 1349.672253][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.672275][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.672392][ T32] task:kworker/0:634 state:D stack:0 pid:7170 tgid:7170 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.672441][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.672482][ T32] Call trace: [ 1349.672556][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.672603][ T32] r10:82918644 r9:ed91dd84 r8:00000002 r7:60000013 r6:ed91dd8c r5:85ab6000 [ 1349.672624][ T32] r4:85ab6000 [ 1349.672695][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.672760][ T32] r5:85ab6000 r4:82918640 [ 1349.672784][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.672825][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.672869][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed91de08 [ 1349.672890][ T32] r4:00000000 [ 1349.672909][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.672947][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.672994][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 1 printk messages dropped ** [ 1349.673060][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.673240][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1349.673514][ T32] r10:00000000 r9:85a2bf00 r8:8027ed34 r7:ed919e60 r6:85b04800 r5:85ab6000 ** 8 printk messages dropped ** [ 1349.674220][ T32] INFO: task kworker/0:634:7170 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 1 printk messages dropped ** [ 1349.674329][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.674375][ T32] Call trace: [ 1349.674423][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.674505][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.674534][ T32] r4:00000000 [ 1349.674565][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.674614][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.674649][ T32] 9d20: b3759000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.674696][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.674719][ T32] 9d60: 800e0013 ffffffff [ 1349.674741][ T32] r5:800e0013 r4:80239bd0 [ 1349.674761][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.674802][ T32] r4:82ac11e4 [ 1349.674837][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.674899][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.674924][ T32] r4:e06a9dc0 [ 1349.674943][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.674983][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.675004][ T32] r4:00000000 [ 1349.675023][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.675066][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.675087][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.675127][ T32] r5:00001000 r4:dfb77000 [ 1349.675167][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.675212][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.675252][ T32] r5:8501a38c r4:8501a000 [ 1349.675292][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.675362][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.675385][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.675431][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.675461][ T32] r4:85093380 ** 2 printk messages dropped ** [ 1349.675594][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.675807][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.676090][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.676398][ T32] r5:85ab6c00 r4:82918640 [ 1349.676418][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.676457][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1349.676661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715540 ** 8 printk messages dropped ** [ 1349.677037][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1349.677569][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.678141][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1349.678491][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1349.678820][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.679022][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1349.679498][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 5 printk messages dropped ** [ 1349.679819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.679858][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.679941][ T32] r4:8508f600 [ 1349.710224][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.710290][ T32] INFO: task kworker/0:636:7174 blocked for more than 476 seconds. [ 1349.710353][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.710412][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.710439][ T32] task:kworker/0:636 state:D stack:0 pid:7174 tgid:7174 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.710499][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.710701][ T32] Call trace: [ 1349.710743][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.710801][ T32] r10:82918644 r9:ed931d84 r8:00000002 r7:60000013 r6:ed931d8c r5:85ab3000 [ 1349.710845][ T32] r4:85ab3000 [ 1349.710891][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.710953][ T32] r5:85ab3000 r4:82918640 [ 1349.710976][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.711018][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.711063][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed931e08 [ 1349.711107][ T32] r4:00000000 [ 1349.711130][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.711169][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.711208][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.711286][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715b00 [ 1349.711333][ T32] r4:00000000 [ 1349.711446][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.711495][ T32] r9:83018005 r8:85ab3000 r7:00000000 r6:83018000 r5:00001000 r4:7f5e1000 [ 1349.711517][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.711703][ T32] r5:00001000 r4:ed94d000 [ 1349.711730][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.711817][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.711862][ T32] r5:85b0e38c r4:85b0e000 [ 1349.711920][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.711995][ T32] r7:dddced40 r6:83018000 r5:85b0e38c r4:85aa7000 [ 1349.712019][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.712173][ T32] r10:61c88647 r9:85ab3000 r8:85aa702c r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.712221][ T32] r4:85aa7000 [ 1349.712243][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.712300][ T32] r10:00000000 r9:85aa7000 r8:8027ed34 r7:ed929e60 r6:85b04900 r5:85ab3000 [ 1349.712325][ T32] r4:00000001 [ 1349.712355][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 2 printk messages dropped ** [ 1349.712449][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.713425][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1349.713965][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1349.714113][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1349.714493][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1349.714783][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1349.714974][ T32] Not tainted 6.15.0-syzkaller #0 ** 2 printk messages dropped ** [ 1349.715060][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.715311][ T32] r5:85afe000 r4:82918640 [ 1349.715331][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.715372][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1349.715459][ T32] r4:00000000 [ 1349.715499][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.715550][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.715617][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.715710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715680 [ 1349.715739][ T32] r4:00000000 [ 1349.715758][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.715813][ T32] r9:83018005 r8:85afe000 r7:00000000 r6:83018000 r5:00001000 r4:7f5db000 [ 1349.715860][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.715905][ T32] r5:00001000 r4:ed933000 [ 1349.715924][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.715961][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.716025][ T32] r5:85b0d78c r4:85b0d400 [ 1349.716048][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.716092][ T32] r7:dddced40 r6:83018000 r5:85b0d78c r4:85aa7080 [ 1349.716120][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.716168][ T32] r10:61c88647 r9:85afe000 r8:85aa70ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.716192][ T32] r4:85aa7080 [ 1349.716255][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.716302][ T32] r10:00000000 r9:85aa7080 r8:8027ed34 r7:ed931e60 r6:85b04980 r5:85afe000 [ 1349.716325][ T32] r4:00000001 [ 1349.716344][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.716378][ T32] Exception stack(0xed93dfb0 to 0xed93dff8) [ 1349.716403][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.716430][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.716456][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.716506][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.716541][ T32] r4:85715780 [ 1349.716880][ T32] INFO: task kworker/0:637:7176 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.716927][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.717056][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.717103][ T32] Call trace: [ 1349.717133][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.717180][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.717203][ T32] r4:00000000 [ 1349.717231][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.717273][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.717325][ T32] 9d20: b40cf000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.717366][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.717401][ T32] 9d60: 800e0013 ffffffff [ 1349.717429][ T32] r5:800e0013 r4:80239bd0 [ 1349.717449][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.717490][ T32] r4:82ac11e4 [ 1349.717510][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.717559][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.717603][ T32] r4:e06a9dc0 [ 1349.717645][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.717689][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.717734][ T32] r4:00000000 [ 1349.717757][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.717801][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.717843][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.717912][ T32] r5:00001000 r4:dfb77000 [ 1349.717976][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.718023][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.718064][ T32] r5:8501a38c r4:8501a000 [ 1349.718104][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.718173][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.718207][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.718255][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.718276][ T32] r4:85093380 [ 1349.718294][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.718338][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.718382][ T32] r4:00000001 [ 1349.718414][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.718451][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.718477][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.718504][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.718547][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.718578][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.718599][ T32] r4:8508f600 [ 1349.718619][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.718644][ T32] INFO: task kworker/0:638:7177 blocked for more than 476 seconds. [ 1349.718672][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.718728][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.718754][ T32] task:kworker/0:638 state:D stack:0 pid:7177 tgid:7177 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.718812][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.718899][ T32] Call trace: [ 1349.718932][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.718977][ T32] r10:82918644 r9:ed945d84 r8:00000002 r7:60000113 r6:ed945d8c r5:85ab8000 [ 1349.718999][ T32] r4:85ab8000 [ 1349.719017][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.719056][ T32] r5:85ab8000 r4:82918640 [ 1349.719075][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.719113][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.719157][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed945e08 [ 1349.719178][ T32] r4:00000000 [ 1349.719197][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 1 printk messages dropped ** [ 1349.719271][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1349.719449][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 3 printk messages dropped ** [ 1349.719645][ T32] r5:85b0db8c r4:85b0d800 ** 5 printk messages dropped ** [ 1349.742791][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1349.743237][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1349.744394][ T32] 9d60: 800e0013 ffffffff ** 7 printk messages dropped ** [ 1349.744711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1349.745194][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1349.745626][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 10 printk messages dropped ** [ 1349.746060][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1349.746240][ T32] r5:85ab8c00 r4:82918640 [ 1349.746262][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.746303][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.746371][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed951e08 [ 1349.746396][ T32] r4:00000000 [ 1349.746414][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.746461][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.746500][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.746571][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715a00 [ 1349.746614][ T32] r4:00000000 [ 1349.746635][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.746679][ T32] r9:83018005 r8:85ab8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5df000 [ 1349.746702][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.746764][ T32] r5:00001000 r4:ed947000 [ 1349.746786][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.746825][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.746887][ T32] r5:85b0df8c r4:85b0dc00 [ 1349.746909][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.746968][ T32] r7:dddced40 r6:83018000 r5:85b0df8c r4:85aa7180 [ 1349.746991][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.747056][ T32] r10:61c88647 r9:85ab8c00 r8:85aa71ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.747080][ T32] r4:85aa7180 [ 1349.747099][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.747165][ T32] r10:00000000 r9:85aa7180 r8:8027ed34 r7:ed931e60 r6:85b04a80 r5:85ab8c00 [ 1349.747212][ T32] r4:00000001 [ 1349.747254][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.747322][ T32] Exception stack(0xed951fb0 to 0xed951ff8) [ 1349.747352][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.747380][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.747405][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.747452][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.747477][ T32] r4:85715700 [ 1349.747858][ T32] INFO: task kworker/0:639:7180 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.747892][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.747973][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.748078][ T32] Call trace: [ 1349.748122][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.748217][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.748243][ T32] r4:00000000 [ 1349.748262][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.748300][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.748349][ T32] 9d20: b46c1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.748404][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.748472][ T32] 9d60: 800e0013 ffffffff [ 1349.748499][ T32] r5:800e0013 r4:80239bd0 [ 1349.748551][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.748597][ T32] r4:82ac11e4 [ 1349.748618][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.748659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.748690][ T32] r4:e06a9dc0 [ 1349.748722][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.748774][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.748820][ T32] r4:00000000 [ 1349.748843][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.748910][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.748934][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.748976][ T32] r5:00001000 r4:dfb77000 [ 1349.748995][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.749034][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.749075][ T32] r5:8501a38c r4:8501a000 [ 1349.749133][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.749181][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.749201][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.749245][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.749267][ T32] r4:85093380 [ 1349.749295][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.749343][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.749387][ T32] r4:00000001 [ 1349.749454][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.749515][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.749571][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.749603][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.749629][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.749657][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.749688][ T32] r4:8508f600 [ 1349.749712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.749757][ T32] INFO: task kworker/0:640:7182 blocked for more than 476 seconds. [ 1349.749811][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.749890][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.763608][ T32] task:kworker/0:640 state:D stack:0 pid:7182 tgid:7182 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.763754][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.763822][ T32] Call trace: [ 1349.763893][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.763954][ T32] r10:82918644 r9:ed959d84 r8:00000002 r7:60000013 r6:ed959d8c r5:85ab9800 [ 1349.763978][ T32] r4:85ab9800 [ 1349.763999][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.764062][ T32] r5:85ab9800 r4:82918640 [ 1349.764085][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.764127][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.764204][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed959e08 [ 1349.764250][ T32] r4:00000000 [ 1349.764272][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.764311][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.764384][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.764447][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715ec0 [ 1349.764472][ T32] r4:00000000 [ 1349.764515][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 4 printk messages dropped ** [ 1349.764818][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1349.765297][ T32] Exception stack(0xed959fb0 to 0xed959ff8) ** 4 printk messages dropped ** [ 1349.765528][ T32] r4:85715a80 ** 3 printk messages dropped ** [ 1349.766302][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.766695][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1349.767042][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.767401][ T32] r5:8501a38c r4:8501a000 ** 2 printk messages dropped ** [ 1349.767579][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.767649][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.767708][ T32] r4:85093380 [ 1349.767753][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.767824][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.767850][ T32] r4:00000001 [ 1349.767891][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.767929][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.767971][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.768037][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.768067][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.768095][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.768116][ T32] r4:8508f600 [ 1349.768159][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.768256][ T32] INFO: task kworker/0:641:7189 blocked for more than 476 seconds. [ 1349.768321][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.768349][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.768391][ T32] task:kworker/0:641 state:D stack:0 pid:7189 tgid:7189 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.768471][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.768550][ T32] Call trace: [ 1349.768594][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.768640][ T32] r10:82918644 r9:ed98dd84 r8:00000002 r7:60000013 r6:ed98dd8c r5:85abbc00 [ 1349.768672][ T32] r4:85abbc00 [ 1349.768694][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.768734][ T32] r5:85abbc00 r4:82918640 [ 1349.768753][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.768804][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.768874][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed98de08 [ 1349.768920][ T32] r4:00000000 [ 1349.768951][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.769001][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.769039][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.769078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715fc0 [ 1349.769100][ T32] r4:00000000 [ 1349.769118][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.769161][ T32] r9:83018005 r8:85abbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f5ed000 [ 1349.769210][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.769257][ T32] r5:00001000 r4:ed985000 [ 1349.769278][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.769321][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.769362][ T32] r5:85b0eb8c r4:85b0e800 [ 1349.769380][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.769466][ T32] r7:dddced40 r6:83018000 r5:85b0eb8c r4:85aa7280 [ 1349.769491][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.769540][ T32] r10:61c88647 r9:85abbc00 r8:85aa72ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.769562][ T32] r4:85aa7280 [ 1349.769625][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.769672][ T32] r10:00000000 r9:85aa7280 r8:8027ed34 r7:ed959e60 r6:85b04b80 r5:85abbc00 [ 1349.769716][ T32] r4:00000001 [ 1349.769738][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.769773][ T32] Exception stack(0xed98dfb0 to 0xed98dff8) [ 1349.769821][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1349.788251][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.788338][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.788415][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.788465][ T32] r4:85715e80 [ 1349.788958][ T32] INFO: task kworker/0:641:7189 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.789017][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.789101][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.789166][ T32] Call trace: [ 1349.789233][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.789289][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.789333][ T32] r4:00000000 [ 1349.789357][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.789418][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.789475][ T32] 9d20: b4b2c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.789503][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.789545][ T32] 9d60: 800e0013 ffffffff [ 1349.789593][ T32] r5:800e0013 r4:80239bd0 [ 1349.789616][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.789660][ T32] r4:82ac11e4 [ 1349.789680][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.789721][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.789744][ T32] r4:e06a9dc0 [ 1349.789762][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.789803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 4 printk messages dropped ** [ 1349.794388][ T32] r5:00001000 r4:dfb77000 ** 5 printk messages dropped ** [ 1349.794662][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1349.794977][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 7 printk messages dropped ** [ 1349.795184][ T32] task:kworker/0:642 state:D stack:0 pid:7190 tgid:7190 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.795478][ T32] r5:85aba400 r4:82918640 [ 1349.795502][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1349.795718][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1349.796110][ T32] r5:85b0ef8c r4:85b0ec00 ** 5 printk messages dropped ** [ 1349.796306][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.796660][ T32] r4:85715e80 ** 4 printk messages dropped ** [ 1349.797397][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 12 printk messages dropped ** [ 1349.797797][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1349.797938][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 7 printk messages dropped ** [ 1349.798312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.798785][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1349.799339][ T32] r10:82918644 r9:ed9a5d84 r8:00000002 r7:60000013 r6:ed9a5d8c r5:85abb000 ** 2 printk messages dropped ** [ 1349.799434][ T32] r5:85abb000 r4:82918640 [ 1349.799485][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.799530][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.799583][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9a5e08 [ 1349.799625][ T32] r4:00000000 [ 1349.799649][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.799710][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.799754][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.799794][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5280 [ 1349.799850][ T32] r4:00000000 [ 1349.815778][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.815900][ T32] r9:83018005 r8:85abb000 r7:00000000 r6:83018000 r5:00001000 r4:7f5f5000 [ 1349.815929][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.815998][ T32] r5:00001000 r4:ed9b5000 [ 1349.816022][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.816063][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.816106][ T32] r5:85b0fb8c r4:85b0f800 [ 1349.816128][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.816198][ T32] r7:dddced40 r6:83018000 r5:85b0fb8c r4:85aa7380 [ 1349.816224][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.816271][ T32] r10:61c88647 r9:85abb000 r8:85aa73ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.816335][ T32] r4:85aa7380 [ 1349.816380][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.816450][ T32] r10:00000000 r9:85aa7380 r8:8027ed34 r7:ed999e60 r6:85b04c80 r5:85abb000 [ 1349.816475][ T32] r4:00000001 [ 1349.816515][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.816560][ T32] Exception stack(0xed9a5fb0 to 0xed9a5ff8) [ 1349.816603][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1349.816658][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.816708][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.816761][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.816786][ T32] r4:85aa5040 [ 1349.817296][ T32] INFO: task kworker/0:643:7192 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.817335][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.817402][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.817500][ T32] Call trace: [ 1349.817541][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.817618][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.817654][ T32] r4:00000000 [ 1349.817687][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.817749][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.817781][ T32] 9d20: b4f5d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 4 printk messages dropped ** [ 1349.817946][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1349.818139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1349.818429][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1349.818822][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.819128][ T32] task:kworker/0:644 state:D stack:0 pid:7193 tgid:7193 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.819551][ T32] r5:85abd400 r4:82918640 ** 1 printk messages dropped ** [ 1349.819631][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1349.832846][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1349.833083][ T32] r5:85b0f38c r4:85b0f000 ** 6 printk messages dropped ** [ 1349.833434][ T32] r10:00000000 r9:85aa7400 r8:8027ed34 r7:ed9a5e60 r6:85b04d00 r5:85abd400 ** 8 printk messages dropped ** [ 1349.834182][ T32] INFO: task kworker/0:644:7193 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 12 printk messages dropped ** [ 1349.834739][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1349.835363][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1349.835810][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1349.836178][ T32] task:kworker/0:645 state:D stack:0 pid:7196 tgid:7196 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1349.836507][ T32] r5:85785400 r4:82918640 ** 3 printk messages dropped ** [ 1349.836671][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1349.836864][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.837145][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1349.837455][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.837726][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 9 printk messages dropped ** [ 1349.838498][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 2 printk messages dropped ** [ 1349.838598][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.838652][ T32] 9d60: 800e0013 ffffffff [ 1349.838679][ T32] r5:800e0013 r4:80239bd0 [ 1349.838699][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.838739][ T32] r4:82ac11e4 [ 1349.838758][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.838798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.838843][ T32] r4:e06a9dc0 [ 1349.838865][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.838906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.838928][ T32] r4:00000000 [ 1349.838947][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.839019][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.839065][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.839110][ T32] r5:00001000 r4:dfb77000 [ 1349.839150][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.839192][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.839233][ T32] r5:8501a38c r4:8501a000 [ 1349.839253][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.839297][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.839318][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.839362][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.839405][ T32] r4:85093380 [ 1349.839428][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.839474][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.839562][ T32] r4:00000001 [ 1349.839608][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.839662][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.839712][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.839761][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.839811][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.854305][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.854387][ T32] r4:8508f600 [ 1349.854429][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.854466][ T32] INFO: task kworker/0:646:7198 blocked for more than 476 seconds. [ 1349.854502][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.854529][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.854561][ T32] task:kworker/0:646 state:D stack:0 pid:7198 tgid:7198 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.854619][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.854711][ T32] Call trace: [ 1349.854759][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.854816][ T32] r10:82918644 r9:ed9add84 r8:00000002 r7:60000113 r6:ed9add8c r5:85784800 [ 1349.854839][ T32] r4:85784800 [ 1349.854880][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.854925][ T32] r5:85784800 r4:82918640 [ 1349.854968][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.855012][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.855081][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9ade08 [ 1349.855110][ T32] r4:00000000 [ 1349.855130][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.855169][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.855209][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.855249][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5600 [ 1349.855271][ T32] r4:00000000 [ 1349.855290][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.855336][ T32] r9:83018005 r8:85784800 r7:00000000 r6:83018000 r5:00001000 r4:7f5f9000 [ 1349.855368][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.855414][ T32] r5:00001000 r4:ed9c9000 [ 1349.855433][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.855473][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.855515][ T32] r5:85b4c38c r4:85b4c000 [ 1349.855546][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.855641][ T32] r7:dddced40 r6:83018000 r5:85b4c38c r4:85aa7580 [ 1349.855686][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.855735][ T32] r10:61c88647 r9:85784800 r8:85aa75ac r7:82804d40 r6:dddced40 r5:dddced60 ** 2 printk messages dropped ** [ 1349.855821][ T32] r10:00000000 r9:85aa7580 r8:8027ed34 r7:ed9a5e60 r6:85aa7600 r5:85784800 ** 8 printk messages dropped ** [ 1349.856614][ T32] INFO: task kworker/0:646:7198 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 10 printk messages dropped ** [ 1349.857049][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1349.857296][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1349.857466][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 7 printk messages dropped ** [ 1349.857820][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1349.858195][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.858595][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.858898][ T32] r5:85786c00 r4:82918640 [ 1349.858942][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.859209][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1349.859648][ T32] r5:85b0ff8c r4:85b0fc00 ** 4 printk messages dropped ** [ 1349.877128][ T32] r4:85aa7680 ** 6 printk messages dropped ** [ 1349.877389][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1349.878167][ T32] Call trace: ** 6 printk messages dropped ** [ 1349.878465][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1349.878751][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 8 printk messages dropped ** [ 1349.879066][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1349.879500][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.886246][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.886573][ T32] r5:85786000 r4:82918640 [ 1349.886598][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.886640][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.886695][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9c1e08 [ 1349.886743][ T32] r4:00000000 [ 1349.886766][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.886828][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.886899][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.886944][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5740 [ 1349.886966][ T32] r4:00000000 [ 1349.886985][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.887031][ T32] r9:83018005 r8:85786000 r7:00000000 r6:83018000 r5:00001000 r4:7f5fb000 [ 1349.887073][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.887119][ T32] r5:00001000 r4:ed9d7000 [ 1349.887164][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.887245][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.887291][ T32] r5:85b4c78c r4:85b4c400 [ 1349.887312][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.887357][ T32] r7:dddced40 r6:83018000 r5:85b4c78c r4:85aa7780 [ 1349.887394][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.887442][ T32] r10:61c88647 r9:85786000 r8:85aa77ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.887464][ T32] r4:85aa7780 [ 1349.887483][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.887546][ T32] r10:00000000 r9:85aa7780 r8:8027ed34 r7:ed9ade60 r6:85aa7800 r5:85786000 [ 1349.887571][ T32] r4:00000001 [ 1349.887591][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.887627][ T32] Exception stack(0xed9c1fb0 to 0xed9c1ff8) [ 1349.887655][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1349.887711][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.887740][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.887777][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.887824][ T32] r4:85aa5640 [ 1349.888305][ T32] INFO: task kworker/0:648:7202 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.888346][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.888451][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.888524][ T32] Call trace: [ 1349.888564][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.888613][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.888658][ T32] r4:00000000 [ 1349.888681][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.888719][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.888749][ T32] 9d20: b5ab9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.888777][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.888799][ T32] 9d60: 800e0013 ffffffff [ 1349.888829][ T32] r5:800e0013 r4:80239bd0 [ 1349.888860][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.888906][ T32] r4:82ac11e4 [ 1349.888926][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.888967][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.889009][ T32] r4:e06a9dc0 [ 1349.889048][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.889094][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.889160][ T32] r4:00000000 [ 1349.889183][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.889251][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.889297][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.889345][ T32] r5:00001000 r4:dfb77000 [ 1349.889385][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.889429][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.889514][ T32] r5:8501a38c r4:8501a000 [ 1349.889544][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.889614][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.889660][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.889710][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.889734][ T32] r4:85093380 [ 1349.889753][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.889819][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.901893][ T32] r4:00000001 [ 1349.901993][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.902063][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.902095][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.902122][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.902148][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.902198][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.902223][ T32] r4:8508f600 [ 1349.902262][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.902297][ T32] INFO: task kworker/0:649:7204 blocked for more than 476 seconds. [ 1349.902332][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.902355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.902398][ T32] task:kworker/0:649 state:D stack:0 pid:7204 tgid:7204 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.902457][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.902506][ T32] Call trace: [ 1349.902570][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.902621][ T32] r10:82918644 r9:ed9d5d84 r8:00000002 r7:60000113 r6:ed9d5d8c r5:85782400 [ 1349.902644][ T32] r4:85782400 [ 1349.902684][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.902729][ T32] r5:85782400 r4:82918640 [ 1349.902751][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.902813][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.902883][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9d5e08 [ 1349.902926][ T32] r4:00000000 [ 1349.902948][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.903009][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.903053][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.903116][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5ac0 [ 1349.903141][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1349.903230][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 9 printk messages dropped ** [ 1349.903766][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 8 printk messages dropped ** [ 1349.904020][ T32] r4:85aa5780 ** 6 printk messages dropped ** [ 1349.904881][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.905096][ T32] r5:800e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1349.905260][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1349.905437][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1349.905816][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1349.906069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.906351][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.906550][ T32] r5:8576d400 r4:82918640 ** 1 printk messages dropped ** [ 1349.906635][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1349.907053][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 8 printk messages dropped ** [ 1349.907460][ T32] r4:85aa7980 ** 5 printk messages dropped ** [ 1349.907740][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1349.908487][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1349.909064][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 7 printk messages dropped ** [ 1349.909349][ T32] r5:00001000 r4:dfb77000 ** 3 printk messages dropped ** [ 1349.909541][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.909590][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.909610][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.909653][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.909675][ T32] r4:85093380 [ 1349.909694][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.909771][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.909796][ T32] r4:00000001 [ 1349.909842][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.932955][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.933052][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.933084][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.933133][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.933170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.933194][ T32] r4:8508f600 [ 1349.933227][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.933262][ T32] INFO: task kworker/0:651:7208 blocked for more than 476 seconds. [ 1349.933307][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.933356][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.933382][ T32] task:kworker/0:651 state:D stack:0 pid:7208 tgid:7208 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.933439][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.933564][ T32] Call trace: [ 1349.933612][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.933670][ T32] r10:82918644 r9:ed9e9d84 r8:00000002 r7:60000113 r6:ed9e9d8c r5:85870000 [ 1349.933700][ T32] r4:85870000 [ 1349.933719][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.933769][ T32] r5:85870000 r4:82918640 [ 1349.933792][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.933834][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.933888][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9e9e08 [ 1349.933914][ T32] r4:00000000 [ 1349.933956][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.933998][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.934038][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.934078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5c40 [ 1349.934099][ T32] r4:00000000 [ 1349.934118][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.934164][ T32] r9:83018005 r8:85870000 r7:00000000 r6:83018000 r5:00001000 r4:7f601000 [ 1349.934185][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.934226][ T32] r5:00001000 r4:ed9f1000 [ 1349.934245][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.934313][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.934359][ T32] r5:85b4d38c r4:85b4d000 [ 1349.934402][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.934453][ T32] r7:dddced40 r6:83018000 r5:85b4d38c r4:85aa7a80 [ 1349.934473][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.934518][ T32] r10:61c88647 r9:85870000 r8:85aa7aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1349.934554][ T32] r4:85aa7a80 [ 1349.934599][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.934667][ T32] r10:00000000 r9:85aa7a80 r8:8027ed34 r7:ed9d5e60 r6:85b04d80 r5:85870000 [ 1349.934692][ T32] r4:00000001 [ 1349.934721][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.934759][ T32] Exception stack(0xed9e9fb0 to 0xed9e9ff8) [ 1349.934786][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.934812][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.934859][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.934890][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.934943][ T32] r4:85aa5b40 [ 1349.935422][ T32] INFO: task kworker/0:651:7208 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.935455][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.935509][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.935563][ T32] Call trace: [ 1349.935593][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.935641][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.935703][ T32] r4:00000000 [ 1349.935731][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.935771][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 1 printk messages dropped ** [ 1349.935878][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1349.936085][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 3 printk messages dropped ** [ 1349.936240][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1349.936414][ T32] r5:00001000 r4:dfb77000 ** 3 printk messages dropped ** [ 1349.936590][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1349.936781][ T32] r4:85093380 ** 7 printk messages dropped ** [ 1349.937062][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.937362][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1349.937647][ T32] r5:85abec00 r4:82918640 [ 1349.937666][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1349.937952][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1349.938414][ T32] r7:dddced40 r6:83018000 r5:85b4e38c r4:85aa7b00 ** 9 printk messages dropped ** [ 1349.938742][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1349.939449][ T32] r4:00000000 [ 1349.939490][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.939539][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.939586][ T32] 9d20: b6274000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.939639][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.939700][ T32] 9d60: 800e0013 ffffffff [ 1349.939736][ T32] r5:800e0013 r4:80239bd0 [ 1349.939786][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.956837][ T32] r4:82ac11e4 [ 1349.956943][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.957018][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.957042][ T32] r4:e06a9dc0 [ 1349.957062][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.957105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.957128][ T32] r4:00000000 [ 1349.957167][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.957230][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.957255][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.957302][ T32] r5:00001000 r4:dfb77000 [ 1349.957322][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.957387][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.957449][ T32] r5:8501a38c r4:8501a000 [ 1349.957472][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.957556][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.957581][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.957637][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.957682][ T32] r4:85093380 [ 1349.957726][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.957797][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.957824][ T32] r4:00000001 [ 1349.957844][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.957903][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.957957][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.958006][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.958035][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.958063][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.958084][ T32] r4:8508f600 [ 1349.958115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.958170][ T32] INFO: task kworker/0:653:7212 blocked for more than 476 seconds. [ 1349.958229][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.958257][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.958280][ T32] task:kworker/0:653 state:D stack:0 pid:7212 tgid:7212 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.958359][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.958409][ T32] Call trace: [ 1349.958441][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.958517][ T32] r10:82918644 r9:eda15d84 r8:00000002 r7:60000113 r6:eda15d8c r5:85abc800 [ 1349.958558][ T32] r4:85abc800 [ 1349.958579][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.958627][ T32] r5:85abc800 r4:82918640 [ 1349.958668][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.958712][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.958767][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda15e08 [ 1349.958792][ T32] r4:00000000 [ 1349.958810][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.958849][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.958885][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.958924][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5d00 [ 1349.958973][ T32] r4:00000000 [ 1349.958996][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.959039][ T32] r9:83018005 r8:85abc800 r7:00000000 r6:83018000 r5:00001000 r4:7f603000 [ 1349.959084][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.959129][ T32] r5:00001000 r4:ed9ff000 [ 1349.959148][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.959210][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.959255][ T32] r5:85b4d78c r4:85b4d400 ** 1 printk messages dropped ** [ 1349.959342][ T32] r7:dddced40 r6:83018000 r5:85b4d78c r4:85aa7b80 ** 10 printk messages dropped ** [ 1349.959748][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1349.966993][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1349.967545][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1349.967841][ T32] r5:00001000 r4:dfb77000 ** 2 printk messages dropped ** [ 1349.967966][ T32] r5:8501a38c r4:8501a000 [ 1349.968015][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.968084][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.968133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.968199][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.968233][ T32] r4:85093380 [ 1349.968265][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.968323][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.968370][ T32] r4:00000001 [ 1349.968394][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.968430][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.968484][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.968516][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.968551][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.968582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.968604][ T32] r4:8508f600 [ 1349.968627][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.968657][ T32] INFO: task kworker/0:654:7213 blocked for more than 476 seconds. [ 1349.968692][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.968751][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.968775][ T32] task:kworker/0:654 state:D stack:0 pid:7213 tgid:7213 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.968846][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.968911][ T32] Call trace: [ 1349.968985][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.969034][ T32] r10:82918644 r9:eda19d84 r8:00000002 r7:60000013 r6:eda19d8c r5:85a10000 [ 1349.969056][ T32] r4:85a10000 [ 1349.969075][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.969127][ T32] r5:85a10000 r4:82918640 [ 1349.969149][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.969207][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.969258][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda19e08 [ 1349.969300][ T32] r4:00000000 [ 1349.969324][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.969418][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.969485][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.969526][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5e80 [ 1349.969581][ T32] r4:00000000 [ 1349.969624][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 2 printk messages dropped ** [ 1349.969759][ T32] r5:00001000 r4:eda05000 ** 2 printk messages dropped ** [ 1349.982892][ T32] r5:85b4db8c r4:85b4d800 ** 1 printk messages dropped ** [ 1349.982962][ T32] r7:dddced40 r6:83018000 r5:85b4db8c r4:85aa7c00 ** 4 printk messages dropped ** [ 1349.983198][ T32] r10:00000000 r9:85aa7c00 r8:8027ed34 r7:eda09e60 r6:85b04f00 r5:85a10000 ** 3 printk messages dropped ** [ 1349.983356][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1349.984019][ T32] INFO: task kworker/0:654:7213 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1349.984080][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.984200][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.984305][ T32] Call trace: [ 1349.984358][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1349.984440][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1349.984488][ T32] r4:00000000 [ 1349.984511][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1349.984554][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1349.984649][ T32] 9d20: b6c4d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1349.984703][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1349.984729][ T32] 9d60: 800e0013 ffffffff [ 1349.984752][ T32] r5:800e0013 r4:80239bd0 [ 1349.984814][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1349.984861][ T32] r4:82ac11e4 [ 1349.984911][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1349.984957][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1349.984999][ T32] r4:e06a9dc0 [ 1349.985043][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.985088][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1349.985130][ T32] r4:00000000 [ 1349.985174][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.985224][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1349.985287][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1349.985355][ T32] r5:00001000 r4:dfb77000 [ 1349.985379][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1349.985419][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1349.985459][ T32] r5:8501a38c r4:8501a000 [ 1349.985480][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1349.985569][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1349.985593][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1349.985640][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1349.985662][ T32] r4:85093380 [ 1349.985701][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1349.985750][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1349.985772][ T32] r4:00000001 [ 1349.985821][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1349.985861][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1349.985888][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1349.985914][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1349.985940][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1349.985975][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1349.985997][ T32] r4:8508f600 [ 1349.986018][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1349.986046][ T32] INFO: task kworker/0:655:7215 blocked for more than 476 seconds. [ 1349.986080][ T32] Not tainted 6.15.0-syzkaller #0 [ 1349.986104][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1349.986146][ T32] task:kworker/0:655 state:D stack:0 pid:7215 tgid:7215 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1349.986249][ T32] Workqueue: events bpf_prog_free_deferred [ 1349.986307][ T32] Call trace: [ 1349.986360][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1349.986411][ T32] r10:82918644 r9:eda21d84 r8:00000002 r7:60000113 r6:eda21d8c r5:85a11800 [ 1349.986464][ T32] r4:85a11800 [ 1349.986487][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1349.986548][ T32] r5:85a11800 r4:82918640 [ 1349.986570][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1349.986610][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1349.986656][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda21e08 [ 1349.986689][ T32] r4:00000000 [ 1349.986712][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1349.986750][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1349.986810][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1349.986856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579eb40 [ 1349.986880][ T32] r4:00000000 [ 1349.986920][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1349.986980][ T32] r9:83018005 r8:85a11800 r7:00000000 r6:83018000 r5:00001000 r4:7f607000 [ 1349.987024][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1349.987255][ T32] r7:dddced40 r6:83018000 r5:85b4df8c r4:85aa7c80 ** 5 printk messages dropped ** [ 1349.987498][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1349.987656][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1349.988358][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1349.988569][ T32] r5:800e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1349.988751][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1349.988960][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1349.989408][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1349.989708][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.010565][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.010893][ T32] r5:85a10c00 r4:82918640 [ 1350.010934][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.011139][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.011573][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.011638][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.011732][ T32] r7:dddced40 r6:83018000 r5:85b4eb8c r4:85aa7d00 [ 1350.011758][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.011804][ T32] r10:61c88647 r9:85a10c00 r8:85aa7d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.011826][ T32] r4:85aa7d00 [ 1350.011867][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.011915][ T32] r10:00000000 r9:85aa7d00 r8:8027ed34 r7:eda09e60 r6:85588000 r5:85a10c00 [ 1350.011937][ T32] r4:00000001 [ 1350.011956][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.011991][ T32] Exception stack(0xeda39fb0 to 0xeda39ff8) [ 1350.012018][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.012069][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.012121][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.012153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.012184][ T32] r4:85a9d080 [ 1350.012672][ T32] INFO: task kworker/0:656:7218 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.012706][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.012760][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.012806][ T32] Call trace: [ 1350.012836][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.012884][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.012906][ T32] r4:00000000 [ 1350.012925][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.012988][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.013020][ T32] 9d20: b7012000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.013048][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.013093][ T32] 9d60: 800e0013 ffffffff [ 1350.013141][ T32] r5:800e0013 r4:80239bd0 [ 1350.013163][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.013229][ T32] r4:82ac11e4 [ 1350.013252][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.013294][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.013315][ T32] r4:e06a9dc0 [ 1350.013333][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.013398][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.013435][ T32] r4:00000000 [ 1350.013470][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.013528][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.013557][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.013600][ T32] r5:00001000 r4:dfb77000 [ 1350.013619][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.013678][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.013745][ T32] r5:8501a38c r4:8501a000 [ 1350.013768][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.013814][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.013856][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.013904][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.013935][ T32] r4:85093380 [ 1350.013957][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.014001][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.014022][ T32] r4:00000001 [ 1350.014040][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.014074][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.014119][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 2 printk messages dropped ** [ 1350.014229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1350.014484][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.014714][ T32] r5:85a12400 r4:82918640 [ 1350.014747][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.014789][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.014973][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.015305][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.015653][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.015855][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 5 printk messages dropped ** [ 1350.016404][ T32] Call trace: ** 6 printk messages dropped ** [ 1350.016822][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1350.017220][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.017499][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.017839][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.018020][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.018283][ T32] task:kworker/0:658 state:D stack:0 pid:7222 tgid:7222 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.018588][ T32] r5:85a13000 r4:82918640 ** 1 printk messages dropped ** [ 1350.018645][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1350.018942][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.019256][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.019629][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.040325][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1350.041193][ T32] Workqueue: events bpf_prog_free_deferred ** 9 printk messages dropped ** [ 1350.041618][ T32] r5:800e0013 r4:80239bd0 ** 1 printk messages dropped ** [ 1350.041762][ T32] r4:82ac11e4 [ 1350.041807][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.041854][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.041876][ T32] r4:e06a9dc0 [ 1350.041916][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.041962][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.041984][ T32] r4:00000000 [ 1350.042004][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.042052][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.042095][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.042155][ T32] r5:00001000 r4:dfb77000 [ 1350.042207][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.042260][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.042307][ T32] r5:8501a38c r4:8501a000 [ 1350.042327][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.042374][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.042442][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.042491][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.042514][ T32] r4:85093380 [ 1350.042542][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.042588][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.042610][ T32] r4:00000001 [ 1350.042644][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.042681][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.042709][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.042759][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.042789][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.042816][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.042838][ T32] r4:8508f600 [ 1350.042880][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.042933][ T32] INFO: task kworker/0:659:7223 blocked for more than 476 seconds. [ 1350.042971][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.042996][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.043026][ T32] task:kworker/0:659 state:D stack:0 pid:7223 tgid:7223 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.043098][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.043162][ T32] Call trace: [ 1350.043219][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.043266][ T32] r10:82918644 r9:eda61d84 r8:00000002 r7:60000113 r6:eda61d8c r5:85a13c00 [ 1350.043288][ T32] r4:85a13c00 [ 1350.043306][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.043346][ T32] r5:85a13c00 r4:82918640 [ 1350.043365][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.043406][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.043450][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda61e08 [ 1350.043490][ T32] r4:00000000 [ 1350.043513][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.043557][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.043614][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.043701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9d480 [ 1350.043728][ T32] r4:00000000 [ 1350.043748][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.043816][ T32] r9:83018005 r8:85a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f60f000 [ 1350.043873][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.043918][ T32] r5:00001000 r4:eda57000 [ 1350.043940][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.043978][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.044019][ T32] r5:85b4ef8c r4:85b4ec00 [ 1350.044038][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.044102][ T32] r7:dddced40 r6:83018000 r5:85b4ef8c r4:85aa7e80 [ 1350.044127][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.044195][ T32] r10:61c88647 r9:85a13c00 r8:85aa7eac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.044221][ T32] r4:85aa7e80 [ 1350.044240][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.044283][ T32] r10:00000000 r9:85aa7e80 r8:8027ed34 r7:eda55e60 r6:85588180 r5:85a13c00 [ 1350.044347][ T32] r4:00000001 [ 1350.044390][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.044430][ T32] Exception stack(0xeda61fb0 to 0xeda61ff8) [ 1350.044476][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.044508][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.044563][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.044595][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.044619][ T32] r4:85a9d280 [ 1350.044969][ T32] INFO: task kworker/0:659:7223 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.045024][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.045082][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.045128][ T32] Call trace: [ 1350.045157][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.045228][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 5 printk messages dropped ** [ 1350.045489][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1350.045723][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1350.045952][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1350.046305][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1350.046545][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.046831][ T32] task:kworker/0:660 state:D stack:0 pid:7228 tgid:7228 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.047139][ T32] r5:85a15400 r4:82918640 [ 1350.047158][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.047393][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1350.047781][ T32] r5:85b4f78c r4:85b4f400 ** 6 printk messages dropped ** [ 1350.048080][ T32] r10:00000000 r9:85aa7f00 r8:8027ed34 r7:eda55e60 r6:85588200 r5:85a15400 ** 7 printk messages dropped ** [ 1350.048440][ T32] r4:85a9d640 ** 2 printk messages dropped ** [ 1350.048915][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.049343][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1350.049600][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1350.049713][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.080322][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1350.080769][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1350.081104][ T32] INFO: task kworker/0:661:7229 blocked for more than 476 seconds. ** 8 printk messages dropped ** [ 1350.081461][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.081501][ T32] r5:85a16000 r4:82918640 [ 1350.081520][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.081606][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.081678][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed88de08 [ 1350.081724][ T32] r4:00000000 [ 1350.081771][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.081813][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.081873][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.081926][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9d740 [ 1350.081966][ T32] r4:00000000 [ 1350.081991][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.082041][ T32] r9:83018005 r8:85a16000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [ 1350.082084][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.082152][ T32] r5:00001000 r4:dfc53000 [ 1350.082175][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.082213][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.082269][ T32] r5:85b4fb8c r4:85b4f800 [ 1350.082297][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.082340][ T32] r7:dddced40 r6:83018000 r5:85b4fb8c r4:85aa7f80 [ 1350.082360][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.082425][ T32] r10:61c88647 r9:85a16000 r8:85aa7fac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.082472][ T32] r4:85aa7f80 [ 1350.082494][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.082544][ T32] r10:00000000 r9:85aa7f80 r8:8027ed34 r7:ed871e60 r6:85588280 r5:85a16000 [ 1350.082568][ T32] r4:00000001 [ 1350.082587][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.082642][ T32] Exception stack(0xed88dfb0 to 0xed88dff8) [ 1350.082702][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.082735][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.082761][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.082789][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.082810][ T32] r4:85a9d640 [ 1350.083316][ T32] INFO: task kworker/0:661:7229 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.083353][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.083431][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.083506][ T32] Call trace: [ 1350.083556][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.083637][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.083748][ T32] r4:00000000 [ 1350.083793][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.083846][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.083910][ T32] 9d20: b7c4d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.083942][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.083965][ T32] 9d60: 800e0013 ffffffff [ 1350.083988][ T32] r5:800e0013 r4:80239bd0 [ 1350.084007][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.084048][ T32] r4:82ac11e4 [ 1350.084068][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.084134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.084179][ T32] r4:e06a9dc0 [ 1350.084209][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.084265][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.084312][ T32] r4:00000000 [ 1350.084358][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.084421][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.084471][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.084519][ T32] r5:00001000 r4:dfb77000 [ 1350.084546][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.084586][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.084626][ T32] r5:8501a38c r4:8501a000 [ 1350.084670][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.084720][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.084740][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.084785][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.084806][ T32] r4:85093380 [ 1350.084845][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.084893][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.084914][ T32] r4:00000001 [ 1350.084933][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.084987][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.085016][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.085045][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.085092][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.085123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.085144][ T32] r4:8508f600 [ 1350.085187][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.085214][ T32] INFO: task kworker/0:662:7230 blocked for more than 476 seconds. [ 1350.085243][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.085283][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.085329][ T32] task:kworker/0:662 state:D stack:0 pid:7230 tgid:7230 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.085389][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.085451][ T32] Call trace: [ 1350.085486][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.085531][ T32] r10:82918644 r9:eda6dd84 r8:00000002 r7:60000013 r6:eda6dd8c r5:85a16c00 [ 1350.085588][ T32] r4:85a16c00 [ 1350.085631][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.085678][ T32] r5:85a16c00 r4:82918640 [ 1350.085698][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.085738][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.085782][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda6de08 [ 1350.085813][ T32] r4:00000000 [ 1350.085857][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 6 printk messages dropped ** [ 1350.086155][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.086449][ T32] r10:61c88647 r9:85a16c00 r8:852a402c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1350.086820][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.087589][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1350.087969][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1350.088387][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 10 printk messages dropped ** [ 1350.088804][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 5 printk messages dropped ** [ 1350.088954][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 9 printk messages dropped ** [ 1350.089368][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.089411][ T32] r5:85abe000 r4:82918640 ** 2 printk messages dropped ** [ 1350.089559][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed851e08 ** 7 printk messages dropped ** [ 1350.089814][ T32] r9:83018005 r8:85abe000 r7:00000000 r6:83018000 r5:00001000 r4:7f623000 ** 4 printk messages dropped ** [ 1350.112307][ T32] r5:85b4ff8c r4:85b4fc00 [ 1350.112326][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.112372][ T32] r7:dddced40 r6:83018000 r5:85b4ff8c r4:852a4080 [ 1350.112411][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.112461][ T32] r10:61c88647 r9:85abe000 r8:852a40ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.112516][ T32] r4:852a4080 [ 1350.112564][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.112666][ T32] r10:00000000 r9:852a4080 r8:8027ed34 r7:eda6de60 r6:85588380 r5:85abe000 [ 1350.112698][ T32] r4:00000001 [ 1350.112737][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.112782][ T32] Exception stack(0xed851fb0 to 0xed851ff8) [ 1350.112823][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.112854][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.112886][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.112914][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.112961][ T32] r4:85a9d640 [ 1350.113494][ T32] INFO: task kworker/0:663:7231 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.113540][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.113679][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.113757][ T32] Call trace: [ 1350.113836][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.113891][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.113914][ T32] r4:00000000 [ 1350.113933][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.113991][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.114045][ T32] 9d20: b819c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.114077][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.114117][ T32] 9d60: 800e0013 ffffffff [ 1350.114143][ T32] r5:800e0013 r4:80239bd0 [ 1350.114185][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.114251][ T32] r4:82ac11e4 [ 1350.114275][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.114318][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.114360][ T32] r4:e06a9dc0 [ 1350.114404][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.114451][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.114473][ T32] r4:00000000 [ 1350.114493][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.114543][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.114565][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.114607][ T32] r5:00001000 r4:dfb77000 [ 1350.114626][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.114675][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.114742][ T32] r5:8501a38c r4:8501a000 [ 1350.114785][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.114834][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.114876][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.114924][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.114946][ T32] r4:85093380 [ 1350.114965][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.115009][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.115030][ T32] r4:00000001 [ 1350.115071][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.115135][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.115163][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.115200][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.115251][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.115282][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.115303][ T32] r4:8508f600 [ 1350.115324][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.115375][ T32] INFO: task kworker/0:664:7322 blocked for more than 476 seconds. [ 1350.115413][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.115438][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.115458][ T32] task:kworker/0:664 state:D stack:0 pid:7322 tgid:7322 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.115528][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.115580][ T32] Call trace: [ 1350.115631][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) ** 3 printk messages dropped ** [ 1350.115810][ T32] r5:85a1bc00 r4:82918640 [ 1350.115843][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.115887][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 5 printk messages dropped ** [ 1350.116111][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559be80 ** 9 printk messages dropped ** [ 1350.116452][ T32] r7:dddced40 r6:83018000 r5:85b5138c r4:852a4100 ** 7 printk messages dropped ** [ 1350.116724][ T32] Exception stack(0xedb6dfb0 to 0xedb6dff8) ** 5 printk messages dropped ** [ 1350.117208][ T32] INFO: task kworker/0:664:7322 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 9 printk messages dropped ** [ 1350.117689][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 9 printk messages dropped ** [ 1350.118051][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1350.118290][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 6 printk messages dropped ** [ 1350.118529][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 7 printk messages dropped ** [ 1350.118829][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1350.119204][ T32] r10:82918644 r9:edb71d84 r8:00000002 r7:60000113 r6:edb71d8c r5:85a19800 ** 2 printk messages dropped ** [ 1350.119300][ T32] r5:85a19800 r4:82918640 ** 1 printk messages dropped ** [ 1350.119377][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 8 printk messages dropped ** [ 1350.119786][ T32] r9:83018005 r8:85a19800 r7:00000000 r6:83018000 r5:00001000 r4:7f62b000 ** 8 printk messages dropped ** [ 1350.143821][ T32] r10:61c88647 r9:85a19800 r8:852a41ac r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1350.144106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.145099][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 6 printk messages dropped ** [ 1350.145469][ T32] r5:800e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1350.145651][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1350.145942][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1350.146516][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 6 printk messages dropped ** [ 1350.146753][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.147072][ T32] task:kworker/0:666 state:D stack:0 pid:7326 tgid:7326 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.147565][ T32] r5:85a1a400 r4:82918640 [ 1350.147589][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.147632][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.147694][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb7de08 [ 1350.147718][ T32] r4:00000000 [ 1350.147761][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.147806][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.147843][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.147905][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559bb00 [ 1350.147931][ T32] r4:00000000 [ 1350.147970][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.148023][ T32] r9:83018005 r8:85a1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f62d000 [ 1350.148065][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.148132][ T32] r5:00001000 r4:ed49f000 [ 1350.148155][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.148216][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.148282][ T32] r5:85b5078c r4:85b50400 [ 1350.148316][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.148384][ T32] r7:dddced40 r6:83018000 r5:85b5078c r4:852a4200 [ 1350.148429][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.148511][ T32] r10:61c88647 r9:85a1a400 r8:852a422c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.148544][ T32] r4:852a4200 [ 1350.148565][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.148609][ T32] r10:00000000 r9:852a4200 r8:8027ed34 r7:edb6de60 r6:85588500 r5:85a1a400 [ 1350.148632][ T32] r4:00000001 [ 1350.148651][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.148708][ T32] Exception stack(0xedb7dfb0 to 0xedb7dff8) [ 1350.148751][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.148801][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.148832][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.148862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.148895][ T32] r4:8559b9c0 [ 1350.149249][ T32] INFO: task kworker/0:666:7326 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.149358][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.149500][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.149594][ T32] Call trace: [ 1350.149629][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.149680][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.149704][ T32] r4:00000000 [ 1350.149746][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.149813][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.149901][ T32] 9d20: b866c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.157569][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.157634][ T32] 9d60: 800e0013 ffffffff [ 1350.157690][ T32] r5:800e0013 r4:80239bd0 [ 1350.157741][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.157862][ T32] r4:82ac11e4 [ 1350.157894][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.157939][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.157988][ T32] r4:e06a9dc0 [ 1350.158079][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.158129][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.158154][ T32] r4:00000000 [ 1350.158175][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.158295][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.158323][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.158414][ T32] r5:00001000 r4:dfb77000 [ 1350.158439][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 7 printk messages dropped ** [ 1350.158853][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 20 printk messages dropped ** [ 1350.173038][ T32] r5:85a1e000 r4:82918640 ** 3 printk messages dropped ** [ 1350.173228][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1350.173801][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 20 printk messages dropped ** [ 1350.175188][ T32] r4:00000000 ** 13 printk messages dropped ** [ 1350.175901][ T32] r4:00000000 ** 12 printk messages dropped ** [ 1350.176370][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 2 printk messages dropped ** [ 1350.176547][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.176586][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.176612][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.176651][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.176746][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.176805][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.176841][ T32] r4:8508f600 [ 1350.176877][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.176919][ T32] INFO: task kworker/0:668:7329 blocked for more than 476 seconds. [ 1350.176955][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.177001][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.177026][ T32] task:kworker/0:668 state:D stack:0 pid:7329 tgid:7329 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.177073][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.177136][ T32] Call trace: [ 1350.177171][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.177218][ T32] r10:82918644 r9:edb89d84 r8:00000002 r7:60000113 r6:edb89d8c r5:85a1ec00 [ 1350.177262][ T32] r4:85a1ec00 [ 1350.177306][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.177349][ T32] r5:85a1ec00 r4:82918640 [ 1350.177368][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.177408][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.177453][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb89e08 [ 1350.177475][ T32] r4:00000000 [ 1350.177493][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.177546][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1350.177770][ T32] r5:00001000 r4:ed4fb000 ** 6 printk messages dropped ** [ 1350.178076][ T32] r10:61c88647 r9:85a1ec00 r8:852a432c r7:82804d40 r6:dddced40 r5:dddced60 ** 8 printk messages dropped ** [ 1350.178428][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.179059][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 10 printk messages dropped ** [ 1350.179425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 10 printk messages dropped ** [ 1350.200608][ T32] r5:8501a38c r4:8501a000 ** 4 printk messages dropped ** [ 1350.200912][ T32] r4:85093380 ** 5 printk messages dropped ** [ 1350.201161][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.201620][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.201974][ T32] r5:85a1b000 r4:82918640 ** 1 printk messages dropped ** [ 1350.202032][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 10 printk messages dropped ** [ 1350.202775][ T32] r5:00001000 r4:ed609000 ** 6 printk messages dropped ** [ 1350.203059][ T32] r10:61c88647 r9:85a1b000 r8:852a43ac r7:82804d40 r6:dddced40 r5:dddced60 ** 10 printk messages dropped ** [ 1350.203419][ T32] r4:8559bd00 ** 1 printk messages dropped ** [ 1350.203961][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.204099][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.204162][ T32] Call trace: [ 1350.204262][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.204351][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.204379][ T32] r4:00000000 [ 1350.204420][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.204497][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.204543][ T32] 9d20: b9050000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.204572][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.204595][ T32] 9d60: 800e0013 ffffffff [ 1350.204638][ T32] r5:800e0013 r4:80239bd0 [ 1350.204662][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.204704][ T32] r4:82ac11e4 [ 1350.204725][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.204852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.204878][ T32] r4:e06a9dc0 [ 1350.204964][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.205010][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.205032][ T32] r4:00000000 [ 1350.205051][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.205095][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.205145][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.205212][ T32] r5:00001000 r4:dfb77000 [ 1350.205234][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.205273][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.205313][ T32] r5:8501a38c r4:8501a000 [ 1350.205332][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.205376][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.205397][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.205441][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 11 printk messages dropped ** [ 1350.205859][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1350.206572][ T32] r5:85a1d400 r4:82918640 ** 3 printk messages dropped ** [ 1350.206706][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.207147][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1350.207836][ T32] r4:8559b340 ** 10 printk messages dropped ** [ 1350.208770][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 16 printk messages dropped ** [ 1350.209486][ T32] r5:8501a38c r4:8501a000 ** 11 printk messages dropped ** [ 1350.232511][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.233259][ T32] r5:85a18000 r4:82918640 ** 3 printk messages dropped ** [ 1350.233408][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.233805][ T32] r9:83018005 r8:85a18000 r7:00000000 r6:83018000 r5:00001000 r4:7f63b000 ** 12 printk messages dropped ** [ 1350.234402][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.234672][ T32] r4:8559bf40 ** 8 printk messages dropped ** [ 1350.235596][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1350.236007][ T32] r4:e06a9dc0 ** 8 printk messages dropped ** [ 1350.236872][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 11 printk messages dropped ** [ 1350.237488][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1350.238182][ T32] r4:85a1c800 ** 1 printk messages dropped ** [ 1350.238253][ T32] r5:85a1c800 r4:82918640 [ 1350.238291][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.238399][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.238448][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edba9e08 [ 1350.238469][ T32] r4:00000000 [ 1350.238487][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.238525][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.238610][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.238654][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b1c0 [ 1350.238699][ T32] r4:00000000 [ 1350.238765][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.238813][ T32] r9:83018005 r8:85a1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f639000 [ 1350.238834][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.238898][ T32] r5:00001000 r4:ed673000 [ 1350.238921][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.238978][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.239022][ T32] r5:85b51f8c r4:85b51c00 [ 1350.239042][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.239084][ T32] r7:dddced40 r6:83018000 r5:85b51f8c r4:852a4500 [ 1350.239103][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.239147][ T32] r10:61c88647 r9:85a1c800 r8:852a452c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.239168][ T32] r4:852a4500 [ 1350.239207][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.239253][ T32] r10:00000000 r9:852a4500 r8:8027ed34 r7:edba1e60 r6:85588800 r5:85a1c800 [ 1350.239276][ T32] r4:00000001 [ 1350.239294][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.239327][ T32] Exception stack(0xedba9fb0 to 0xedba9ff8) [ 1350.239352][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.239421][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.239451][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.239547][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.239595][ T32] r4:8559b3c0 [ 1350.262573][ T32] INFO: task kworker/0:672:7337 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.262697][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.262804][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.262872][ T32] Call trace: [ 1350.262956][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.263019][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.263065][ T32] r4:00000000 [ 1350.263091][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.263132][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.263164][ T32] 9d20: b9a4f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.263192][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.263215][ T32] 9d60: 800e0013 ffffffff [ 1350.263282][ T32] r5:800e0013 r4:80239bd0 [ 1350.263307][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.263351][ T32] r4:82ac11e4 [ 1350.263371][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.263423][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.263447][ T32] r4:e06a9dc0 [ 1350.263467][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.263509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.263567][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.263857][ T32] r5:00001000 r4:dfb77000 ** 11 printk messages dropped ** [ 1350.264381][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 9 printk messages dropped ** [ 1350.264762][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. ** 7 printk messages dropped ** [ 1350.265079][ T32] r5:85a20c00 r4:82918640 ** 3 printk messages dropped ** [ 1350.265297][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.265753][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 13 printk messages dropped ** [ 1350.266242][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.267103][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1350.267356][ T32] r4:e06a9dc0 ** 9 printk messages dropped ** [ 1350.267862][ T32] r5:8501a38c r4:8501a000 ** 8 printk messages dropped ** [ 1350.268141][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1350.268413][ T32] task:kworker/0:674 state:D stack:0 pid:7341 tgid:7341 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.268715][ T32] r5:85a20000 r4:82918640 ** 3 printk messages dropped ** [ 1350.268896][ T32] r4:00000000 [ 1350.268918][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.268957][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.268992][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.269031][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6b280 [ 1350.269081][ T32] r4:00000000 [ 1350.269104][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.269147][ T32] r9:83018005 r8:85a20000 r7:00000000 r6:83018000 r5:00001000 r4:7f63d000 [ 1350.269167][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.269208][ T32] r5:00001000 r4:ed6d7000 [ 1350.269227][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.269264][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.269305][ T32] r5:85b5278c r4:85b52400 [ 1350.269324][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.269365][ T32] r7:dddced40 r6:83018000 r5:85b5278c r4:852a4600 [ 1350.269395][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.269481][ T32] r10:61c88647 r9:85a20000 r8:852a462c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.269505][ T32] r4:852a4600 [ 1350.269524][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.269573][ T32] r10:00000000 r9:852a4600 r8:8027ed34 r7:edbb1e60 r6:85588900 r5:85a20000 [ 1350.269595][ T32] r4:00000001 [ 1350.269644][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.269684][ T32] Exception stack(0xedbb9fb0 to 0xedbb9ff8) [ 1350.269714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.269741][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.269766][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.269821][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.269847][ T32] r4:85aab780 [ 1350.292403][ T32] INFO: task kworker/0:674:7341 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.292508][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.292594][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.292663][ T32] Call trace: [ 1350.292713][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.292797][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.292825][ T32] r4:00000000 [ 1350.292846][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) ** 4 printk messages dropped ** [ 1350.293069][ T32] r5:800e0013 r4:80239bd0 ** 4 printk messages dropped ** [ 1350.293225][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1350.293377][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1350.293704][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 7 printk messages dropped ** [ 1350.293983][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.294548][ T32] r5:85a21800 r4:82918640 [ 1350.294572][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1350.294734][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.295065][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1350.295430][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.295572][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1350.296287][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1350.296732][ T32] r4:e06a9dc0 ** 9 printk messages dropped ** [ 1350.297079][ T32] r5:8501a38c r4:8501a000 ** 9 printk messages dropped ** [ 1350.297422][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 9 printk messages dropped ** [ 1350.297754][ T32] task:kworker/0:676 state:D stack:0 pid:7345 tgid:7345 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1350.298189][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.298467][ T32] r9:83018005 r8:85a23000 r7:00000000 r6:83018000 r5:00001000 r4:7f647000 ** 6 printk messages dropped ** [ 1350.298733][ T32] r7:dddced40 r6:83018000 r5:85b5378c r4:852a4700 [ 1350.298773][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.298823][ T32] r10:61c88647 r9:85a23000 r8:852a472c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.298845][ T32] r4:852a4700 [ 1350.298864][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.298907][ T32] r10:00000000 r9:852a4700 r8:8027ed34 r7:edbb1e60 r6:85588a00 r5:85a23000 [ 1350.298928][ T32] r4:00000001 [ 1350.298947][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.298980][ T32] Exception stack(0xeda51fb0 to 0xeda51ff8) [ 1350.299014][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.299046][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.299072][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.299101][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.299123][ T32] r4:84766140 [ 1350.299450][ T32] INFO: task kworker/0:676:7345 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.299482][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.299541][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.299587][ T32] Call trace: [ 1350.299615][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.299685][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.299731][ T32] r4:00000000 [ 1350.299753][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.299792][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.299871][ T32] 9d20: ba133000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.312284][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.312376][ T32] 9d60: 800e0013 ffffffff [ 1350.312445][ T32] r5:800e0013 r4:80239bd0 ** 6 printk messages dropped ** [ 1350.313027][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 12 printk messages dropped ** [ 1350.314242][ T32] r4:85093380 ** 7 printk messages dropped ** [ 1350.314804][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 11 printk messages dropped ** [ 1350.315993][ T32] r4:85a23c00 ** 1 printk messages dropped ** [ 1350.316146][ T32] r5:85a23c00 r4:82918640 ** 2 printk messages dropped ** [ 1350.316389][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbc5e08 ** 11 printk messages dropped ** [ 1350.317555][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 15 printk messages dropped ** [ 1350.319037][ T32] r4:84766200 ** 11 printk messages dropped ** [ 1350.344903][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1350.345330][ T32] r4:e06a9dc0 [ 1350.345382][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.345492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.345577][ T32] r4:00000000 [ 1350.345642][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.345775][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.345841][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.345938][ T32] r5:00001000 r4:dfb77000 [ 1350.345988][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.346081][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.346176][ T32] r5:8501a38c r4:8501a000 [ 1350.346230][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.346332][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.346382][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.346480][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.346604][ T32] r4:85093380 [ 1350.346662][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.346767][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 5 printk messages dropped ** [ 1350.347151][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.348236][ T32] r5:85a25400 r4:82918640 [ 1350.348284][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 10 printk messages dropped ** [ 1350.349130][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.367997][ T32] r10:00000000 r9:852a4800 r8:8027ed34 r7:eda51e60 r6:85588b00 r5:85a25400 [ 1350.368065][ T32] r4:00000001 [ 1350.368114][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.368201][ T32] Exception stack(0xedbcdfb0 to 0xedbcdff8) [ 1350.368269][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.368357][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.368435][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.368505][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.368571][ T32] r4:84766540 [ 1350.369464][ T32] INFO: task kworker/0:678:7351 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.369562][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.369796][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.384381][ T32] Call trace: [ 1350.384582][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.384739][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.384806][ T32] r4:00000000 [ 1350.385007][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.385108][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.385317][ T32] 9d20: ba715000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.385426][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.385497][ T32] 9d60: 800e0013 ffffffff [ 1350.385560][ T32] r5:800e0013 r4:80239bd0 [ 1350.385612][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1350.386066][ T32] r4:e06a9dc0 ** 6 printk messages dropped ** [ 1350.386692][ T32] r5:00001000 r4:dfb77000 ** 7 printk messages dropped ** [ 1350.387403][ T32] r4:85093380 ** 10 printk messages dropped ** [ 1350.388283][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 8 printk messages dropped ** [ 1350.389161][ T32] r4:85a26c00 ** 1 printk messages dropped ** [ 1350.389298][ T32] r5:85a26c00 r4:82918640 ** 2 printk messages dropped ** [ 1350.389563][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbd5e08 ** 12 printk messages dropped ** [ 1350.405394][ T32] r5:85b53b8c r4:85b53800 ** 7 printk messages dropped ** [ 1350.405875][ T32] r4:00000001 ** 6 printk messages dropped ** [ 1350.406283][ T32] r4:847664c0 ** 6 printk messages dropped ** [ 1350.407658][ T32] r4:00000000 ** 9 printk messages dropped ** [ 1350.408488][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 10 printk messages dropped ** [ 1350.409301][ T32] r5:8501a38c r4:8501a000 ** 1 printk messages dropped ** [ 1350.409427][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.409495][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.409584][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.409637][ T32] r4:85093380 [ 1350.409678][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.409765][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.409816][ T32] r4:00000001 [ 1350.430546][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.430783][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.430854][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.430911][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.430966][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.431046][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.431103][ T32] r4:8508f600 [ 1350.431153][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.431228][ T32] INFO: task kworker/0:680:7354 blocked for more than 476 seconds. [ 1350.431291][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.431338][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.431381][ T32] task:kworker/0:680 state:D stack:0 pid:7354 tgid:7354 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.431480][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.431578][ T32] Call trace: [ 1350.431660][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.431793][ T32] r10:82918644 r9:edbd9d84 r8:00000002 r7:60000113 r6:edbd9d8c r5:85a24800 [ 1350.431839][ T32] r4:85a24800 [ 1350.431879][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.431956][ T32] r5:85a24800 r4:82918640 [ 1350.431995][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.432196][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbd9e08 ** 14 printk messages dropped ** [ 1350.433210][ T32] r7:dddced40 r6:83018000 r5:85b53f8c r4:852a4900 ** 10 printk messages dropped ** [ 1350.433937][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1350.435606][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1350.436119][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 14 printk messages dropped ** [ 1350.437169][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 1 printk messages dropped ** [ 1350.437311][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.437398][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.437462][ T32] r4:00000001 [ 1350.437503][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.437572][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.437625][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.437679][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.437757][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.437822][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.437865][ T32] r4:8508f600 [ 1350.437922][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.437975][ T32] INFO: task kworker/0:681:7357 blocked for more than 476 seconds. [ 1350.438044][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.438091][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.438131][ T32] task:kworker/0:681 state:D stack:0 pid:7357 tgid:7357 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.438219][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.438296][ T32] Call trace: [ 1350.438352][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.438434][ T32] r10:82918644 r9:edbe5d84 r8:00000002 r7:60000113 r6:edbe5d8c r5:85a26000 [ 1350.438477][ T32] r4:85a26000 [ 1350.438534][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.438645][ T32] r5:85a26000 r4:82918640 [ 1350.438716][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.438802][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.438906][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbe5e08 [ 1350.438952][ T32] r4:00000000 [ 1350.438988][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.439084][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.439158][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.439233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84766980 [ 1350.439276][ T32] r4:00000000 [ 1350.439313][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.439393][ T32] r9:83018005 r8:85a26000 r7:00000000 r6:83018000 r5:00001000 r4:7f64f000 [ 1350.439434][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.439510][ T32] r5:00001000 r4:ed873000 [ 1350.439550][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.439623][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.439737][ T32] r5:85b5478c r4:85b54400 [ 1350.439780][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 3 printk messages dropped ** [ 1350.461035][ T32] r4:852a4980 ** 11 printk messages dropped ** [ 1350.462651][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 24 printk messages dropped ** [ 1350.464625][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 18 printk messages dropped ** [ 1350.465943][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1350.466624][ T32] r5:85bf8c00 r4:82918640 ** 3 printk messages dropped ** [ 1350.466908][ T32] r4:00000000 ** 10 printk messages dropped ** [ 1350.467847][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1350.469683][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 25 printk messages dropped ** [ 1350.501932][ T32] r5:8501a38c r4:8501a000 ** 12 printk messages dropped ** [ 1350.502825][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 13 printk messages dropped ** [ 1350.503784][ T32] r5:85bf9800 r4:82918640 ** 2 printk messages dropped ** [ 1350.503940][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbf5e08 [ 1350.503975][ T32] r4:00000000 [ 1350.503997][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.504036][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.504071][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.504113][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84766b80 [ 1350.504134][ T32] r4:00000000 [ 1350.504159][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.504204][ T32] r9:83018005 r8:85bf9800 r7:00000000 r6:83018000 r5:00001000 r4:7f653000 [ 1350.504247][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.504338][ T32] r5:00001000 r4:ed89b000 [ 1350.504430][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.504532][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.504620][ T32] r5:85b54f8c r4:85b54c00 [ 1350.504688][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.504792][ T32] r7:dddced40 r6:83018000 r5:85b54f8c r4:852a4a80 [ 1350.504846][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.504951][ T32] r10:61c88647 r9:85bf9800 r8:852a4aac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.505008][ T32] r4:852a4a80 [ 1350.505050][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.505143][ T32] r10:00000000 r9:852a4a80 r8:8027ed34 r7:edbf1e60 r6:85588d80 r5:85bf9800 [ 1350.505183][ T32] r4:00000001 [ 1350.505223][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.505284][ T32] Exception stack(0xedbf5fb0 to 0xedbf5ff8) [ 1350.505313][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.505341][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.505387][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.505418][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.505440][ T32] r4:84766a80 [ 1350.505964][ T32] INFO: task kworker/0:683:7361 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.506038][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.506608][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 13 printk messages dropped ** [ 1350.507511][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 16 printk messages dropped ** [ 1350.508141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 14 printk messages dropped ** [ 1350.508671][ T32] r5:85bf8000 r4:82918640 [ 1350.508704][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 13 printk messages dropped ** [ 1350.509281][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 17 printk messages dropped ** [ 1350.532488][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 17 printk messages dropped ** [ 1350.533284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 6 printk messages dropped ** [ 1350.533511][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1350.533782][ T32] r4:85093380 ** 3 printk messages dropped ** [ 1350.533894][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1350.534017][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 2 printk messages dropped ** [ 1350.534142][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 7 printk messages dropped ** [ 1350.534559][ T32] r10:82918644 r9:edbbdd84 r8:00000002 r7:60000013 r6:edbbdd8c r5:85874800 ** 2 printk messages dropped ** [ 1350.534754][ T32] r5:85874800 r4:82918640 [ 1350.534810][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.534897][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.535051][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1350.535355][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 1 printk messages dropped ** [ 1350.535438][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.535486][ T32] r7:dddced40 r6:83018000 r5:85b55b8c r4:852a4b80 [ 1350.535507][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.535552][ T32] r10:61c88647 r9:85874800 r8:852a4bac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.535574][ T32] r4:852a4b80 [ 1350.535592][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.535655][ T32] r10:00000000 r9:852a4b80 r8:8027ed34 r7:edbfde60 r6:852a4c00 r5:85874800 [ 1350.535741][ T32] r4:00000001 [ 1350.535842][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.535923][ T32] Exception stack(0xedbbdfb0 to 0xedbbdff8) [ 1350.535977][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.536034][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.536089][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.536146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.536200][ T32] r4:84766bc0 [ 1350.536802][ T32] INFO: task kworker/0:685:7364 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.536889][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.537007][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.537135][ T32] Call trace: [ 1350.537244][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.537361][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.537420][ T32] r4:00000000 [ 1350.537462][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.537559][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.537600][ T32] 9d20: bb8ae000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.537637][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.537664][ T32] 9d60: 800e0013 ffffffff [ 1350.537708][ T32] r5:800e0013 r4:80239bd0 [ 1350.537732][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 18 printk messages dropped ** [ 1350.538644][ T32] r4:85093380 ** 10 printk messages dropped ** [ 1350.539065][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1350.539541][ T32] r5:85876c00 r4:82918640 ** 10 printk messages dropped ** [ 1350.558827][ T32] r9:83018005 r8:85876c00 r7:00000000 r6:83018000 r5:00001000 r4:7f657000 ** 22 printk messages dropped ** [ 1350.573189][ T32] Workqueue: events bpf_prog_free_deferred ** 19 printk messages dropped ** [ 1350.573962][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 21 printk messages dropped ** [ 1350.574882][ T32] INFO: task kworker/0:687:7369 blocked for more than 477 seconds. ** 12 printk messages dropped ** [ 1350.575309][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc05e08 ** 12 printk messages dropped ** [ 1350.575816][ T32] r5:85b55f8c r4:85b55c00 [ 1350.575838][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.575882][ T32] r7:dddced40 r6:83018000 r5:85b55f8c r4:852a4d80 [ 1350.575922][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.575971][ T32] r10:61c88647 r9:85876000 r8:852a4dac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.575994][ T32] r4:852a4d80 [ 1350.576013][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.576074][ T32] r10:00000000 r9:852a4d80 r8:8027ed34 r7:edbbde60 r6:852a4e00 r5:85876000 [ 1350.576099][ T32] r4:00000001 [ 1350.576151][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.576191][ T32] Exception stack(0xedc05fb0 to 0xedc05ff8) [ 1350.576217][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.576248][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.576285][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.576336][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.576362][ T32] r4:8511b080 [ 1350.576772][ T32] INFO: task kworker/0:687:7369 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.576811][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.576888][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.576944][ T32] Call trace: [ 1350.576978][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.577028][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.577065][ T32] r4:00000000 [ 1350.577087][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.577139][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.577171][ T32] 9d20: bc422000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.577199][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.577222][ T32] 9d60: 800e0013 ffffffff [ 1350.577264][ T32] r5:800e0013 r4:80239bd0 [ 1350.577286][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.577327][ T32] r4:82ac11e4 [ 1350.577346][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.577397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.577426][ T32] r4:e06a9dc0 [ 1350.577446][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.577509][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.577544][ T32] r4:00000000 [ 1350.577572][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.577617][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.577638][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.577680][ T32] r5:00001000 r4:dfb77000 [ 1350.577699][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.577737][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.577806][ T32] r5:8501a38c r4:8501a000 [ 1350.577830][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.577904][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.577950][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.578009][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.578049][ T32] r4:85093380 [ 1350.578078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.578141][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.578166][ T32] r4:00000001 [ 1350.578186][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.578231][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 2 printk messages dropped ** [ 1350.578320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.578442][ T32] INFO: task kworker/0:688:7371 blocked for more than 477 seconds. ** 2 printk messages dropped ** [ 1350.578513][ T32] task:kworker/0:688 state:D stack:0 pid:7371 tgid:7371 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.578558][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.578599][ T32] Call trace: [ 1350.578648][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.578697][ T32] r10:82918644 r9:edc09d84 r8:00000002 r7:60000113 r6:edc09d8c r5:85875400 [ 1350.578721][ T32] r4:85875400 [ 1350.578739][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.578784][ T32] r5:85875400 r4:82918640 [ 1350.578805][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.578845][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.578898][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc09e08 [ 1350.578923][ T32] r4:00000000 [ 1350.578942][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) ** 3 printk messages dropped ** [ 1350.579141][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.579248][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1350.579473][ T32] r7:dddced40 r6:83018000 r5:85b56f8c r4:852a4e80 ** 2 printk messages dropped ** [ 1350.579559][ T32] r4:852a4e80 ** 2 printk messages dropped ** [ 1350.579651][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1350.579791][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1350.590693][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.591131][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1350.591426][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1350.591574][ T32] r4:00000000 [ 1350.591617][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.591711][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.591760][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.591814][ T32] r5:00001000 r4:dfb77000 [ 1350.591836][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.591896][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.591942][ T32] r5:8501a38c r4:8501a000 [ 1350.591963][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.592019][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.592055][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.592104][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.592129][ T32] r4:85093380 [ 1350.592150][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.592194][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.592218][ T32] r4:00000001 [ 1350.592239][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.592274][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 13 printk messages dropped ** [ 1350.592858][ T32] r10:82918644 r9:edc0dd84 r8:00000002 r7:60000013 r6:edc0dd8c r5:85873c00 ** 2 printk messages dropped ** [ 1350.592967][ T32] r5:85873c00 r4:82918640 ** 3 printk messages dropped ** [ 1350.593092][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.593205][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1350.593578][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 8 printk messages dropped ** [ 1350.593946][ T32] Exception stack(0xedc0dfb0 to 0xedc0dff8) ** 2 printk messages dropped ** [ 1350.594056][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1350.594490][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1350.594851][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 5 printk messages dropped ** [ 1350.595019][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 10 printk messages dropped ** [ 1350.595446][ T32] r5:8501a38c r4:8501a000 ** 7 printk messages dropped ** [ 1350.595889][ T32] r4:00000001 ** 5 printk messages dropped ** [ 1350.596115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 10 printk messages dropped ** [ 1350.596583][ T32] r4:85873000 ** 1 printk messages dropped ** [ 1350.596654][ T32] r5:85873000 r4:82918640 ** 1 printk messages dropped ** [ 1350.596713][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 9 printk messages dropped ** [ 1350.597074][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 10 printk messages dropped ** [ 1350.597488][ T32] r10:00000000 r9:85620080 r8:8027ed34 r7:edc09e60 r6:85620100 r5:85873000 ** 9 printk messages dropped ** [ 1350.598162][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.598236][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.598285][ T32] Call trace: [ 1350.598315][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.598363][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.598385][ T32] r4:00000000 [ 1350.598418][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.598471][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.598541][ T32] 9d20: bc422000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.598592][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.598618][ T32] 9d60: 800e0013 ffffffff [ 1350.598640][ T32] r5:800e0013 r4:80239bd0 [ 1350.598680][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.598743][ T32] r4:82ac11e4 [ 1350.598781][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.598828][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.598871][ T32] r4:e06a9dc0 [ 1350.598913][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.598957][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.598979][ T32] r4:00000000 [ 1350.599007][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.599055][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.599096][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.599141][ T32] r5:00001000 r4:dfb77000 [ 1350.599160][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.599211][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.599284][ T32] r5:8501a38c r4:8501a000 [ 1350.599327][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.599402][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.599427][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.599471][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.599510][ T32] r4:85093380 [ 1350.599544][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.599592][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.599614][ T32] r4:00000001 [ 1350.599633][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.599713][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.599743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.599785][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.599815][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.599891][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.630829][ T32] r4:8508f600 [ 1350.630887][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.630923][ T32] INFO: task kworker/0:691:7378 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1350.631385][ T32] r5:85870c00 r4:82918640 ** 2 printk messages dropped ** [ 1350.631491][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc19e08 ** 13 printk messages dropped ** [ 1350.632041][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 25 printk messages dropped ** [ 1350.633459][ T32] 9d60: 800e0013 ffffffff ** 15 printk messages dropped ** [ 1350.634029][ T32] r5:8501a38c r4:8501a000 ** 16 printk messages dropped ** [ 1350.634580][ T32] INFO: task kworker/0:692:7379 blocked for more than 477 seconds. ** 6 printk messages dropped ** [ 1350.634928][ T32] r10:82918644 r9:edc15d84 r8:00000002 r7:60000113 r6:edc15d8c r5:85872400 [ 1350.634969][ T32] r4:85872400 [ 1350.634992][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.635032][ T32] r5:85872400 r4:82918640 [ 1350.635069][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.635113][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.635158][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc15e08 [ 1350.635181][ T32] r4:00000000 [ 1350.635200][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.635237][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.635273][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.635312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b9c0 [ 1350.635334][ T32] r4:00000000 [ 1350.635353][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.635395][ T32] r9:83018005 r8:85872400 r7:00000000 r6:83018000 r5:00001000 r4:7f667000 [ 1350.635417][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.635467][ T32] r5:00001000 r4:ed9cf000 [ 1350.635516][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.635560][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.635601][ T32] r5:85b5778c r4:85b57400 [ 1350.635620][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.635686][ T32] r7:dddced40 r6:83018000 r5:85b5778c r4:85620280 [ 1350.635723][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.635772][ T32] r10:61c88647 r9:85872400 r8:856202ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.635803][ T32] r4:85620280 [ 1350.635821][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.635864][ T32] r10:00000000 r9:85620280 r8:8027ed34 r7:edc09e60 r6:85620300 r5:85872400 [ 1350.635885][ T32] r4:00000001 [ 1350.635903][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.635937][ T32] Exception stack(0xedc15fb0 to 0xedc15ff8) [ 1350.635964][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.636002][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.636031][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.636059][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.636081][ T32] r4:8511b5c0 [ 1350.636423][ T32] INFO: task kworker/0:692:7379 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.636455][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.636752][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1350.637022][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 9 printk messages dropped ** [ 1350.637348][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 9 printk messages dropped ** [ 1350.637805][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 16 printk messages dropped ** [ 1350.638469][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) ** 6 printk messages dropped ** [ 1350.638731][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 4 printk messages dropped ** [ 1350.638939][ T32] r9:83018005 r8:85bfa400 r7:00000000 r6:83018000 r5:00001000 r4:7f665000 ** 3 printk messages dropped ** [ 1350.639080][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 4 printk messages dropped ** [ 1350.639276][ T32] r10:61c88647 r9:85bfa400 r8:856203ac r7:82804d40 r6:dddced40 r5:dddced60 ** 3 printk messages dropped ** [ 1350.639419][ T32] r4:00000001 ** 2 printk messages dropped ** [ 1350.639547][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1350.639603][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.639652][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.639700][ T32] r4:8511b980 [ 1350.659413][ T32] INFO: task kworker/0:693:7381 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.659518][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.659602][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.659693][ T32] Call trace: [ 1350.659729][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.659794][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.659867][ T32] r4:00000000 [ 1350.660386][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.660456][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.660496][ T32] 9d20: bd01b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.660530][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.660580][ T32] 9d60: 800e0013 ffffffff [ 1350.660610][ T32] r5:800e0013 r4:80239bd0 [ 1350.660631][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.660676][ T32] r4:82ac11e4 [ 1350.660696][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.660738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.660761][ T32] r4:e06a9dc0 [ 1350.660787][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.660829][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.660851][ T32] r4:00000000 [ 1350.660871][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.660929][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.660955][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.661049][ T32] r5:00001000 r4:dfb77000 [ 1350.661098][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.661142][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.661184][ T32] r5:8501a38c r4:8501a000 [ 1350.661204][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.661268][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.661293][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.661341][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.661362][ T32] r4:85093380 [ 1350.661382][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.661425][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.661466][ T32] r4:00000001 [ 1350.661495][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.661533][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.661560][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.661587][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 3 printk messages dropped ** [ 1350.661683][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings ** 10 printk messages dropped ** [ 1350.662103][ T32] r5:85bfd400 r4:82918640 [ 1350.662123][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.662338][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1350.662708][ T32] r5:85b57b8c r4:85b57800 ** 3 printk messages dropped ** [ 1350.662854][ T32] r10:61c88647 r9:85bfd400 r8:8562042c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.662898][ T32] r4:85620400 [ 1350.662930][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.662978][ T32] r10:00000000 r9:85620400 r8:8027ed34 r7:edc15e60 r6:85588f00 r5:85bfd400 [ 1350.663001][ T32] r4:00000001 [ 1350.663019][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.663055][ T32] Exception stack(0xedc31fb0 to 0xedc31ff8) [ 1350.663080][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.663106][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.663132][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.663176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.663206][ T32] r4:8511b900 [ 1350.663710][ T32] INFO: task kworker/0:694:7384 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.663756][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.663819][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.663865][ T32] Call trace: [ 1350.663895][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.663944][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.663972][ T32] r4:00000000 [ 1350.663993][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.664031][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.664071][ T32] 9d20: bd01b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.664103][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.664127][ T32] 9d60: 800e0013 ffffffff [ 1350.664149][ T32] r5:800e0013 r4:80239bd0 [ 1350.664168][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.664208][ T32] r4:82ac11e4 [ 1350.664248][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.664293][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.664315][ T32] r4:e06a9dc0 [ 1350.664355][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.664425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.664451][ T32] r4:00000000 [ 1350.664472][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.664518][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.664548][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.664612][ T32] r5:00001000 r4:dfb77000 [ 1350.664656][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.664698][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.664740][ T32] r5:8501a38c r4:8501a000 [ 1350.664759][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.664809][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.664860][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.664908][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.664931][ T32] r4:85093380 [ 1350.664950][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.665015][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.665040][ T32] r4:00000001 [ 1350.665071][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.665109][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.665144][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.665192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.665221][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.665249][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.665290][ T32] r4:8508f600 [ 1350.665314][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.665340][ T32] INFO: task kworker/0:695:7385 blocked for more than 477 seconds. [ 1350.665368][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.665394][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.665444][ T32] task:kworker/0:695 state:D stack:0 pid:7385 tgid:7385 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.665570][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.665616][ T32] Call trace: [ 1350.665659][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.665747][ T32] r10:82918644 r9:edc35d84 r8:00000002 r7:60000013 r6:edc35d8c r5:85bfbc00 [ 1350.665828][ T32] r4:85bfbc00 [ 1350.665857][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.665900][ T32] r5:85bfbc00 r4:82918640 [ 1350.665920][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.665982][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.666032][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc35e08 [ 1350.666060][ T32] r4:00000000 [ 1350.666090][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.666131][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.666187][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.666233][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bc40 [ 1350.666255][ T32] r4:00000000 [ 1350.666274][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.666316][ T32] r9:83018005 r8:85bfbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f66b000 [ 1350.666337][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.666379][ T32] r5:00001000 r4:ed9fd000 [ 1350.666398][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.666436][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.666485][ T32] r5:85b57f8c r4:85b57c00 [ 1350.666546][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.666593][ T32] r7:dddced40 r6:83018000 r5:85b57f8c r4:85620480 [ 1350.666613][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.666657][ T32] r10:61c88647 r9:85bfbc00 r8:856204ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.666679][ T32] r4:85620480 [ 1350.666714][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.666772][ T32] r10:00000000 r9:85620480 r8:8027ed34 r7:edc31e60 r6:85588f80 r5:85bfbc00 [ 1350.666844][ T32] r4:00000001 [ 1350.666888][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.666926][ T32] Exception stack(0xedc35fb0 to 0xedc35ff8) [ 1350.666952][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.666980][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.667005][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.667056][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.667082][ T32] r4:8511b900 [ 1350.667428][ T32] INFO: task kworker/0:695:7385 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.667459][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.667539][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.667601][ T32] Call trace: [ 1350.667635][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.667708][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.667732][ T32] r4:00000000 [ 1350.667751][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.667816][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.667857][ T32] 9d20: bd01b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.667906][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.667943][ T32] 9d60: 800e0013 ffffffff [ 1350.667991][ T32] r5:800e0013 r4:80239bd0 [ 1350.668025][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.668091][ T32] r4:82ac11e4 [ 1350.668114][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.668157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.668198][ T32] r4:e06a9dc0 [ 1350.668240][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.668305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.668352][ T32] r4:00000000 [ 1350.668374][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.668434][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.668459][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.668515][ T32] r5:00001000 r4:dfb77000 [ 1350.668540][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.668580][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.668621][ T32] r5:8501a38c r4:8501a000 [ 1350.668644][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.668690][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.668733][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.668787][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.668835][ T32] r4:85093380 [ 1350.668878][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.668928][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.668952][ T32] r4:00000001 [ 1350.668971][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.669014][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.669044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.669073][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.669126][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.669157][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.669180][ T32] r4:8508f600 [ 1350.669200][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.669224][ T32] INFO: task kworker/0:696:7387 blocked for more than 477 seconds. [ 1350.669252][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.669274][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.669294][ T32] task:kworker/0:696 state:D stack:0 pid:7387 tgid:7387 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.669337][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.669407][ T32] Call trace: [ 1350.669490][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.669553][ T32] r10:82918644 r9:edc3dd84 r8:00000002 r7:60000113 r6:edc3dd8c r5:85bfe000 [ 1350.669594][ T32] r4:85bfe000 [ 1350.669635][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.669678][ T32] r5:85bfe000 r4:82918640 [ 1350.669698][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.669738][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.669789][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc3de08 [ 1350.669812][ T32] r4:00000000 [ 1350.669876][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.702143][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.702234][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.702281][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76040 [ 1350.702306][ T32] r4:00000000 [ 1350.702326][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.702373][ T32] r9:83018005 r8:85bfe000 r7:00000000 r6:83018000 r5:00001000 r4:7f671000 [ 1350.702395][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.702453][ T32] r5:00001000 r4:eda59000 [ 1350.702499][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.702558][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.702605][ T32] r5:85b5cb8c r4:85b5c800 [ 1350.702626][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.702693][ T32] r7:dddced40 r6:83018000 r5:85b5cb8c r4:85620500 [ 1350.702725][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.702780][ T32] r10:61c88647 r9:85bfe000 r8:8562052c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.702806][ T32] r4:85620500 [ 1350.702826][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.702872][ T32] r10:00000000 r9:85620500 r8:8027ed34 r7:edc35e60 r6:85a74000 r5:85bfe000 [ 1350.702894][ T32] r4:00000001 [ 1350.702921][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.702959][ T32] Exception stack(0xedc3dfb0 to 0xedc3dff8) [ 1350.702989][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.703016][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.703044][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.703072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.703094][ T32] r4:8511ba40 [ 1350.703572][ T32] INFO: task kworker/0:696:7387 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.703608][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.703724][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.703806][ T32] Call trace: [ 1350.703839][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.703889][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.703913][ T32] r4:00000000 [ 1350.703932][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.703970][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.704017][ T32] 9d20: bdb88000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.704048][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.704072][ T32] 9d60: 800e0013 ffffffff [ 1350.704096][ T32] r5:800e0013 r4:80239bd0 [ 1350.704115][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.704157][ T32] r4:82ac11e4 [ 1350.704199][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.704267][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.704318][ T32] r4:e06a9dc0 [ 1350.704340][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.704383][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.704427][ T32] r4:00000000 [ 1350.704471][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.704521][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.704553][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.704595][ T32] r5:00001000 r4:dfb77000 [ 1350.704635][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.704699][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.704764][ T32] r5:8501a38c r4:8501a000 [ 1350.704853][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.704907][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.704928][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.704973][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.705016][ T32] r4:85093380 [ 1350.705038][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.705105][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.705133][ T32] r4:00000001 [ 1350.705153][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.705188][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.705214][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.705266][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.705297][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.705325][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.705346][ T32] r4:8508f600 [ 1350.705368][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.705429][ T32] INFO: task kworker/0:697:7388 blocked for more than 477 seconds. [ 1350.705505][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.705564][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.705604][ T32] task:kworker/0:697 state:D stack:0 pid:7388 tgid:7388 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.705710][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.705850][ T32] Call trace: [ 1350.705913][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.706001][ T32] r10:82918644 r9:edc41d84 r8:00000002 r7:60000013 r6:edc41d8c r5:85bfc800 [ 1350.706063][ T32] r4:85bfc800 [ 1350.706110][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.706203][ T32] r5:85bfc800 r4:82918640 [ 1350.706248][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.706331][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.706418][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc41e08 [ 1350.706463][ T32] r4:00000000 [ 1350.706551][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.706652][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.706739][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.706886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bd00 [ 1350.706941][ T32] r4:00000000 [ 1350.706983][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.707035][ T32] r9:83018005 r8:85bfc800 r7:00000000 r6:83018000 r5:00001000 r4:7f66d000 [ 1350.707058][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.707099][ T32] r5:00001000 r4:eda11000 [ 1350.707118][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.707155][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.707199][ T32] r5:85b5c38c r4:85b5c000 [ 1350.707240][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.707311][ T32] r7:dddced40 r6:83018000 r5:85b5c38c r4:85620580 [ 1350.707335][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.707380][ T32] r10:61c88647 r9:85bfc800 r8:856205ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.707412][ T32] r4:85620580 [ 1350.707434][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.707499][ T32] r10:00000000 r9:85620580 r8:8027ed34 r7:edc3de60 r6:85a74080 r5:85bfc800 [ 1350.707549][ T32] r4:00000001 [ 1350.707572][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.707607][ T32] Exception stack(0xedc41fb0 to 0xedc41ff8) [ 1350.707653][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.707723][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.707793][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.707842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.707867][ T32] r4:8511ba40 [ 1350.708238][ T32] INFO: task kworker/0:697:7388 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.708273][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.708376][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.708459][ T32] Call trace: [ 1350.708522][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.708600][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.708628][ T32] r4:00000000 [ 1350.708648][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.708687][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.708716][ T32] 9d20: bdb88000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.708754][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.708805][ T32] 9d60: 800e0013 ffffffff [ 1350.708831][ T32] r5:800e0013 r4:80239bd0 [ 1350.708872][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.708919][ T32] r4:82ac11e4 [ 1350.708947][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.708989][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.709011][ T32] r4:e06a9dc0 [ 1350.709030][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.709072][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.709114][ T32] r4:00000000 [ 1350.709160][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.709214][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.709235][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.709276][ T32] r5:00001000 r4:dfb77000 [ 1350.709295][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.709333][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.709373][ T32] r5:8501a38c r4:8501a000 [ 1350.709391][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.709470][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.709495][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.709556][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.709602][ T32] r4:85093380 [ 1350.709627][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.709673][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.709716][ T32] r4:00000001 [ 1350.709739][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.709787][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.709845][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.724973][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.725024][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.725067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.725096][ T32] r4:8508f600 [ 1350.725122][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.725154][ T32] INFO: task kworker/0:698:7390 blocked for more than 477 seconds. [ 1350.725209][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.725238][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.725261][ T32] task:kworker/0:698 state:D stack:0 pid:7390 tgid:7390 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.725344][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.725419][ T32] Call trace: [ 1350.725477][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.725538][ T32] r10:82918644 r9:edc49d84 r8:00000002 r7:60000013 r6:edc49d8c r5:85bfb000 [ 1350.725584][ T32] r4:85bfb000 [ 1350.725628][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.725679][ T32] r5:85bfb000 r4:82918640 [ 1350.725700][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.725740][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.725815][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc49e08 [ 1350.725866][ T32] r4:00000000 [ 1350.725910][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.725954][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.725995][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.726039][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847660c0 [ 1350.726062][ T32] r4:00000000 [ 1350.726082][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.726135][ T32] r9:83018005 r8:85bfb000 r7:00000000 r6:83018000 r5:00001000 r4:7f66f000 [ 1350.726158][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.726222][ T32] r5:00001000 r4:eda41000 [ 1350.726246][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.726287][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.726350][ T32] r5:85b5c78c r4:85b5c400 [ 1350.726394][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.726445][ T32] r7:dddced40 r6:83018000 r5:85b5c78c r4:85620600 [ 1350.726492][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.726544][ T32] r10:61c88647 r9:85bfb000 r8:8562062c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.726566][ T32] r4:85620600 [ 1350.726586][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.726631][ T32] r10:00000000 r9:85620600 r8:8027ed34 r7:edc3de60 r6:85a74100 r5:85bfb000 [ 1350.726653][ T32] r4:00000001 [ 1350.726681][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.726729][ T32] Exception stack(0xedc49fb0 to 0xedc49ff8) [ 1350.726779][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.726814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.726846][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.726876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.726898][ T32] r4:8511be80 [ 1350.727415][ T32] INFO: task kworker/0:698:7390 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.727463][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.727553][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.727628][ T32] Call trace: [ 1350.727690][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.727767][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.727817][ T32] r4:00000000 [ 1350.727839][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.727900][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.727937][ T32] 9d20: bdb88000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.727967][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.727998][ T32] 9d60: 800e0013 ffffffff [ 1350.728041][ T32] r5:800e0013 r4:80239bd0 [ 1350.728066][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.728109][ T32] r4:82ac11e4 [ 1350.728129][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.728170][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.728192][ T32] r4:e06a9dc0 [ 1350.728220][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.728264][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.728305][ T32] r4:00000000 [ 1350.728327][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.728372][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.728393][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.728454][ T32] r5:00001000 r4:dfb77000 [ 1350.728482][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.728523][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.728565][ T32] r5:8501a38c r4:8501a000 [ 1350.728585][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.728630][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.728673][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.728722][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.728744][ T32] r4:85093380 [ 1350.728778][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.728848][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.728873][ T32] r4:00000001 [ 1350.728914][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.728972][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.729002][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.729030][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.729102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.729133][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.729172][ T32] r4:8508f600 [ 1350.729202][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.729228][ T32] INFO: task kworker/0:699:7393 blocked for more than 477 seconds. [ 1350.729258][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.729301][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.729325][ T32] task:kworker/0:699 state:D stack:0 pid:7393 tgid:7393 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.729390][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.729483][ T32] Call trace: [ 1350.729514][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.729559][ T32] r10:82918644 r9:edc4dd84 r8:00000002 r7:60000113 r6:edc4dd8c r5:85bfec00 [ 1350.729581][ T32] r4:85bfec00 [ 1350.729599][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.729638][ T32] r5:85bfec00 r4:82918640 [ 1350.729657][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.729696][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.729763][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc4de08 [ 1350.729817][ T32] r4:00000000 [ 1350.743982][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.744153][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.744246][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.744339][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76200 [ 1350.744395][ T32] r4:00000000 [ 1350.744443][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.744556][ T32] r9:83018005 r8:85bfec00 r7:00000000 r6:83018000 r5:00001000 r4:7f673000 [ 1350.744610][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.744708][ T32] r5:00001000 r4:eda69000 [ 1350.744759][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.744849][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.744945][ T32] r5:85b5cf8c r4:85b5cc00 [ 1350.744997][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.745122][ T32] r7:dddced40 r6:83018000 r5:85b5cf8c r4:85620680 [ 1350.745203][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.745303][ T32] r10:61c88647 r9:85bfec00 r8:856206ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.745354][ T32] r4:85620680 [ 1350.745401][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.745513][ T32] r10:00000000 r9:85620680 r8:8027ed34 r7:edc3de60 r6:85a74180 r5:85bfec00 [ 1350.745577][ T32] r4:00000001 [ 1350.745626][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.745705][ T32] Exception stack(0xedc4dfb0 to 0xedc4dff8) [ 1350.745813][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.745891][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.745954][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.746014][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.746068][ T32] r4:85a76100 [ 1350.746957][ T32] INFO: task kworker/0:699:7393 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.747068][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.747232][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.747344][ T32] Call trace: [ 1350.747448][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.747573][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.747627][ T32] r4:00000000 [ 1350.747725][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.747818][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.747901][ T32] 9d20: be003000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.747993][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.748059][ T32] 9d60: 800e0013 ffffffff [ 1350.748110][ T32] r5:800e0013 r4:80239bd0 [ 1350.748154][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.748281][ T32] r4:82ac11e4 [ 1350.748347][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.748566][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.748641][ T32] r4:e06a9dc0 [ 1350.748702][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.748803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.748858][ T32] r4:00000000 [ 1350.748909][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.749009][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.749076][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.749183][ T32] r5:00001000 r4:dfb77000 [ 1350.749229][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.749320][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.749412][ T32] r5:8501a38c r4:8501a000 [ 1350.749487][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.749607][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.749655][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.749753][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.749812][ T32] r4:85093380 [ 1350.773071][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.773173][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.773201][ T32] r4:00000001 [ 1350.773222][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.773260][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.773291][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.773339][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.773369][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.773398][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.773435][ T32] r4:8508f600 [ 1350.773506][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.773549][ T32] INFO: task kworker/0:700:7395 blocked for more than 477 seconds. [ 1350.773585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.773609][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.773637][ T32] task:kworker/0:700 state:D stack:0 pid:7395 tgid:7395 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.773715][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.773806][ T32] Call trace: [ 1350.773869][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.773923][ T32] r10:82918644 r9:edc51d84 r8:00000002 r7:60000113 r6:edc51d8c r5:85a22400 [ 1350.773946][ T32] r4:85a22400 [ 1350.773986][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.774031][ T32] r5:85a22400 r4:82918640 [ 1350.774052][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.774092][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.774137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc51e08 [ 1350.774159][ T32] r4:00000000 [ 1350.774177][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.774214][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.774280][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.774326][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a762c0 [ 1350.774349][ T32] r4:00000000 [ 1350.774368][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.774415][ T32] r9:83018005 r8:85a22400 r7:00000000 r6:83018000 r5:00001000 r4:7f675000 [ 1350.774437][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.774501][ T32] r5:00001000 r4:edacd000 [ 1350.774538][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.774606][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.774652][ T32] r5:85b5d38c r4:85b5d000 [ 1350.774673][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.774716][ T32] r7:dddced40 r6:83018000 r5:85b5d38c r4:85620700 [ 1350.774758][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.774807][ T32] r10:61c88647 r9:85a22400 r8:8562072c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.774828][ T32] r4:85620700 [ 1350.774847][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.774902][ T32] r10:00000000 r9:85620700 r8:8027ed34 r7:edc4de60 r6:85a74200 r5:85a22400 [ 1350.774929][ T32] r4:00000001 [ 1350.774969][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.775033][ T32] Exception stack(0xedc51fb0 to 0xedc51ff8) [ 1350.775064][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.775092][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.775118][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.775155][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.775217][ T32] r4:85a76080 [ 1350.775752][ T32] INFO: task kworker/0:700:7395 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.775803][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.775861][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.775910][ T32] Call trace: [ 1350.775941][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.776013][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.776041][ T32] r4:00000000 [ 1350.776062][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.776099][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.776128][ T32] 9d20: be482000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.776156][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.776201][ T32] 9d60: 800e0013 ffffffff [ 1350.776229][ T32] r5:800e0013 r4:80239bd0 [ 1350.776250][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.776292][ T32] r4:82ac11e4 [ 1350.776311][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.776376][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.776402][ T32] r4:e06a9dc0 [ 1350.776442][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.776517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.776564][ T32] r4:00000000 [ 1350.776596][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.776648][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.776670][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.776711][ T32] r5:00001000 r4:dfb77000 [ 1350.776731][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.776769][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.776809][ T32] r5:8501a38c r4:8501a000 [ 1350.776829][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.776874][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.776894][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.776937][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.776958][ T32] r4:85093380 [ 1350.776977][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.777019][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.777040][ T32] r4:00000001 [ 1350.777058][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.777092][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.777117][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.777144][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.777199][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.777235][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.777258][ T32] r4:8508f600 [ 1350.777298][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.777348][ T32] INFO: task kworker/0:701:7397 blocked for more than 477 seconds. [ 1350.777382][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.777405][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.777448][ T32] task:kworker/0:701 state:D stack:0 pid:7397 tgid:7397 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.777497][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.777553][ T32] Call trace: [ 1350.777600][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.777649][ T32] r10:82918644 r9:edc55d84 r8:00000002 r7:60000013 r6:edc55d8c r5:85a18c00 [ 1350.777706][ T32] r4:85a18c00 [ 1350.777729][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.777770][ T32] r5:85a18c00 r4:82918640 [ 1350.777793][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.777832][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.777877][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc55e08 [ 1350.777899][ T32] r4:00000000 [ 1350.777917][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.777955][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.777996][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.778058][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76400 [ 1350.778085][ T32] r4:00000000 [ 1350.778104][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.778169][ T32] r9:83018005 r8:85a18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f677000 [ 1350.778194][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.778236][ T32] r5:00001000 r4:edad9000 [ 1350.778255][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.778295][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.778336][ T32] r5:85b5d78c r4:85b5d400 [ 1350.778355][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.778398][ T32] r7:dddced40 r6:83018000 r5:85b5d78c r4:85620780 [ 1350.778451][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.778504][ T32] r10:61c88647 r9:85a18c00 r8:856207ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.778542][ T32] r4:85620780 [ 1350.778562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.778605][ T32] r10:00000000 r9:85620780 r8:8027ed34 r7:edc51e60 r6:85a74280 r5:85a18c00 [ 1350.778647][ T32] r4:00000001 [ 1350.778669][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.778705][ T32] Exception stack(0xedc55fb0 to 0xedc55ff8) [ 1350.778765][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.778797][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.778824][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.778852][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.778873][ T32] r4:85a760c0 [ 1350.779209][ T32] INFO: task kworker/0:701:7397 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.779242][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 3 printk messages dropped ** [ 1350.779433][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1350.800657][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1350.800945][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1350.801243][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1350.801634][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.801893][ T32] task:kworker/0:702 state:D stack:0 pid:7399 tgid:7399 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.802192][ T32] r5:85810000 r4:82918640 ** 3 printk messages dropped ** [ 1350.802323][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1350.802454][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76880 ** 10 printk messages dropped ** [ 1350.803109][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 5 printk messages dropped ** [ 1350.803430][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.803469][ T32] Exception stack(0xedc45fb0 to 0xedc45ff8) [ 1350.803497][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.803532][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.803559][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.803606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.803631][ T32] r4:85a76440 [ 1350.804156][ T32] INFO: task kworker/0:702:7399 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.804273][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.804437][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.804519][ T32] Call trace: [ 1350.804561][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.804614][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.804637][ T32] r4:00000000 [ 1350.804656][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.804770][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.804804][ T32] 9d20: beb24000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.804832][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.804884][ T32] 9d60: 800e0013 ffffffff [ 1350.804910][ T32] r5:800e0013 r4:80239bd0 [ 1350.804931][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.804974][ T32] r4:82ac11e4 [ 1350.804995][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.805036][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.805059][ T32] r4:e06a9dc0 [ 1350.805078][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.805140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.805166][ T32] r4:00000000 [ 1350.805185][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.805230][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.805251][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.805292][ T32] r5:00001000 r4:dfb77000 [ 1350.805311][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.805349][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.805389][ T32] r5:8501a38c r4:8501a000 [ 1350.805460][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.805512][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.805538][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.805585][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.805607][ T32] r4:85093380 [ 1350.805626][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.805669][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.805754][ T32] r4:00000001 [ 1350.805777][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.805813][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.805839][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 13 printk messages dropped ** [ 1350.806340][ T32] r4:85812400 ** 1 printk messages dropped ** [ 1350.806455][ T32] r5:85812400 r4:82918640 ** 5 printk messages dropped ** [ 1350.806651][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 7 printk messages dropped ** [ 1350.806922][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.806959][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.807000][ T32] r5:85b5db8c r4:85b5d800 [ 1350.807019][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.807061][ T32] r7:dddced40 r6:83018000 r5:85b5db8c r4:85620900 [ 1350.807080][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.807136][ T32] r10:61c88647 r9:85812400 r8:8562092c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1350.807432][ T32] 9fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.808270][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1350.808641][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1350.808806][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1350.809238][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1350.809581][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.830931][ T32] r10:82918644 r9:edc5dd84 r8:00000002 r7:60000113 r6:edc5dd8c r5:85813000 [ 1350.830959][ T32] r4:85813000 [ 1350.830980][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.831021][ T32] r5:85813000 r4:82918640 [ 1350.831041][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.831082][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.831127][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc5de08 [ 1350.831148][ T32] r4:00000000 [ 1350.831167][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.831204][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.831243][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.831284][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76b40 [ 1350.831306][ T32] r4:00000000 [ 1350.831324][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.831370][ T32] r9:83018005 r8:85813000 r7:00000000 r6:83018000 r5:00001000 r4:7f67f000 [ 1350.831391][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.831431][ T32] r5:00001000 r4:edb15000 [ 1350.831493][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.831543][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.831586][ T32] r5:85b5e38c r4:85b5e000 [ 1350.831617][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.831690][ T32] r7:dddced40 r6:83018000 r5:85b5e38c r4:85620a00 [ 1350.831714][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.831759][ T32] r10:61c88647 r9:85813000 r8:85620a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.831796][ T32] r4:85620a00 [ 1350.831818][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.831864][ T32] r10:00000000 r9:85620a00 r8:8027ed34 r7:edc45e60 r6:85620a80 r5:85813000 ** 4 printk messages dropped ** [ 1350.832040][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 20 printk messages dropped ** [ 1350.833235][ T32] r4:e06a9dc0 ** 5 printk messages dropped ** [ 1350.833451][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 15 printk messages dropped ** [ 1350.833994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.834279][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.834320][ T32] Call trace: [ 1350.834349][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.834393][ T32] r10:82918644 r9:edc61d84 r8:00000002 r7:60000113 r6:edc61d8c r5:85813c00 [ 1350.834449][ T32] r4:85813c00 [ 1350.834541][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.834598][ T32] r5:85813c00 r4:82918640 [ 1350.834623][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.834665][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.834710][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc61e08 [ 1350.834731][ T32] r4:00000000 [ 1350.834779][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.834824][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.834859][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.834899][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76c00 [ 1350.834920][ T32] r4:00000000 [ 1350.834939][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.835044][ T32] r9:83018005 r8:85813c00 r7:00000000 r6:83018000 r5:00001000 r4:7f681000 [ 1350.835070][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1350.835336][ T32] r10:61c88647 r9:85813c00 r8:85620b2c r7:82804d40 r6:dddced40 r5:dddced60 ** 13 printk messages dropped ** [ 1350.836174][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.836220][ T32] Call trace: [ 1350.836249][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.836296][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.836318][ T32] r4:00000000 [ 1350.836336][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.836382][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.836414][ T32] 9d20: bee3c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.836530][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.836646][ T32] 9d60: 800e0013 ffffffff [ 1350.836672][ T32] r5:800e0013 r4:80239bd0 [ 1350.836693][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.836733][ T32] r4:82ac11e4 [ 1350.836752][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.836793][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.836816][ T32] r4:e06a9dc0 [ 1350.836834][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.836874][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1350.837237][ T32] r5:8501a38c r4:8501a000 ** 11 printk messages dropped ** [ 1350.837710][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.838478][ T32] r10:82918644 r9:edc65d84 r8:00000002 r7:60000113 r6:edc65d8c r5:85811800 ** 4 printk messages dropped ** [ 1350.838723][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 13 printk messages dropped ** [ 1350.839261][ T32] r5:85b5eb8c r4:85b5e800 ** 11 printk messages dropped ** [ 1350.839693][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 17 printk messages dropped ** [ 1350.862971][ T32] r4:82ac11e4 ** 10 printk messages dropped ** [ 1350.863328][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 1 printk messages dropped ** [ 1350.863413][ T32] r5:8501a38c r4:8501a000 [ 1350.863452][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.863504][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.863536][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.863585][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.863606][ T32] r4:85093380 [ 1350.863629][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.863710][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.863759][ T32] r4:00000001 [ 1350.863783][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.863819][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.863863][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.863894][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.863920][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.863949][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.863970][ T32] r4:8508f600 [ 1350.863991][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.864020][ T32] INFO: task kworker/0:707:7410 blocked for more than 477 seconds. [ 1350.864053][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.864076][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.864097][ T32] task:kworker/0:707 state:D stack:0 pid:7410 tgid:7410 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.864166][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.864231][ T32] Call trace: [ 1350.864266][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.864312][ T32] r10:82918644 r9:edb65d84 r8:00000002 r7:60000113 r6:edb65d8c r5:85814800 [ 1350.864333][ T32] r4:85814800 [ 1350.864352][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.864392][ T32] r5:85814800 r4:82918640 [ 1350.864411][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.864451][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.864495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb65e08 [ 1350.864518][ T32] r4:00000000 [ 1350.864548][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.864586][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.864621][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.864661][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bd40 [ 1350.864682][ T32] r4:00000000 [ 1350.864700][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.864743][ T32] r9:83018005 r8:85814800 r7:00000000 r6:83018000 r5:00001000 r4:7f685000 [ 1350.864763][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.864804][ T32] r5:00001000 r4:edb3d000 [ 1350.864823][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.864861][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.864901][ T32] r5:85b5ef8c r4:85b5ec00 [ 1350.864921][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.864964][ T32] r7:dddced40 r6:83018000 r5:85b5ef8c r4:85620d00 ** 4 printk messages dropped ** [ 1350.865128][ T32] r10:00000000 r9:85620d00 r8:8027ed34 r7:edc65e60 r6:85620d80 r5:85814800 ** 8 printk messages dropped ** [ 1350.865774][ T32] INFO: task kworker/0:707:7410 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 12 printk messages dropped ** [ 1350.866226][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1350.866853][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1350.867165][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1350.867293][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1350.867503][ T32] task:kworker/0:708 state:D stack:0 pid:7412 tgid:7412 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1350.867789][ T32] r5:85816000 r4:82918640 ** 3 printk messages dropped ** [ 1350.867912][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1350.868008][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1350.868403][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 10 printk messages dropped ** [ 1350.868817][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.869470][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1350.869714][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 11 printk messages dropped ** [ 1350.889252][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1350.889602][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 9 printk messages dropped ** [ 1350.890347][ T32] INFO: task kworker/0:709:7415 blocked for more than 477 seconds. ** 2 printk messages dropped ** [ 1350.890425][ T32] task:kworker/0:709 state:D stack:0 pid:7415 tgid:7415 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.890499][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.890562][ T32] Call trace: [ 1350.890594][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.890645][ T32] r10:82918644 r9:edc6dd84 r8:00000002 r7:60000113 r6:edc6dd8c r5:85815400 [ 1350.890669][ T32] r4:85815400 [ 1350.890689][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.890728][ T32] r5:85815400 r4:82918640 [ 1350.890748][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.890786][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.890831][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc6de08 [ 1350.890852][ T32] r4:00000000 [ 1350.890870][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.890907][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.890945][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.890986][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7f240 [ 1350.891014][ T32] r4:00000000 [ 1350.891035][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.891080][ T32] r9:83018005 r8:85815400 r7:00000000 r6:83018000 r5:00001000 r4:7f689000 [ 1350.891102][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.891142][ T32] r5:00001000 r4:edc79000 [ 1350.891193][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.891236][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.891278][ T32] r5:85b5f78c r4:85b5f400 [ 1350.891297][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.891342][ T32] r7:dddced40 r6:83018000 r5:85b5f78c r4:85620f00 [ 1350.891363][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.891406][ T32] r10:61c88647 r9:85815400 r8:85620f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.891429][ T32] r4:85620f00 [ 1350.891447][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.891490][ T32] r10:00000000 r9:85620f00 r8:8027ed34 r7:edc71e60 r6:85620f80 r5:85815400 [ 1350.891512][ T32] r4:00000001 [ 1350.891535][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.891571][ T32] Exception stack(0xedc6dfb0 to 0xedc6dff8) [ 1350.891598][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.891626][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.891651][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.891704][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.891728][ T32] r4:85a7f040 [ 1350.892198][ T32] INFO: task kworker/0:709:7415 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.892232][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.892287][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.892331][ T32] Call trace: [ 1350.892360][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.892408][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.892430][ T32] r4:00000000 [ 1350.892448][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.892485][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.892515][ T32] 9d20: bf545000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.892548][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.892573][ T32] 9d60: 800e0013 ffffffff [ 1350.892595][ T32] r5:800e0013 r4:80239bd0 [ 1350.892614][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.892654][ T32] r4:82ac11e4 [ 1350.892680][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.892722][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.892744][ T32] r4:e06a9dc0 [ 1350.892763][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.892803][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.892825][ T32] r4:00000000 [ 1350.892844][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.892888][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.892909][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.892949][ T32] r5:00001000 r4:dfb77000 [ 1350.892968][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.893007][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 2 printk messages dropped ** [ 1350.893126][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 7 printk messages dropped ** [ 1350.893465][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1350.893673][ T32] INFO: task kworker/0:710:7416 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1350.894116][ T32] r5:85871800 r4:82918640 [ 1350.894136][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1350.894221][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc85e08 ** 4 printk messages dropped ** [ 1350.894452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7f540 ** 9 printk messages dropped ** [ 1350.895116][ T32] r7:dddced40 r6:83018000 r5:85b5fb8c r4:85af7000 ** 6 printk messages dropped ** [ 1350.895350][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1350.896045][ T32] Workqueue: events bpf_prog_free_deferred ** 6 printk messages dropped ** [ 1350.896291][ T32] 9d20: bf545000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 ** 9 printk messages dropped ** [ 1350.896600][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1350.896889][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1350.897103][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.897124][ T32] r4:00000001 [ 1350.897143][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.897217][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.897287][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.897381][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.897475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.897541][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.897652][ T32] r4:8508f600 [ 1350.897752][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.897781][ T32] INFO: task kworker/0:711:7418 blocked for more than 477 seconds. [ 1350.897810][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.897833][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.897853][ T32] task:kworker/0:711 state:D stack:0 pid:7418 tgid:7418 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.897982][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.898031][ T32] Call trace: [ 1350.898141][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.898191][ T32] r10:82918644 r9:edc81d84 r8:00000002 r7:60000113 r6:edc81d8c r5:85810c00 [ 1350.898244][ T32] r4:85810c00 [ 1350.898267][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.898307][ T32] r5:85810c00 r4:82918640 [ 1350.898327][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.898366][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.898497][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc81e08 [ 1350.898608][ T32] r4:00000000 [ 1350.898672][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.898715][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.898751][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.898846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7f5c0 [ 1350.898871][ T32] r4:00000000 [ 1350.898926][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.898974][ T32] r9:83018005 r8:85810c00 r7:00000000 r6:83018000 r5:00001000 r4:7f68d000 [ 1350.898995][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.899040][ T32] r5:00001000 r4:edc8d000 [ 1350.899078][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.899151][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.899230][ T32] r5:85b5ff8c r4:85b5fc00 [ 1350.899252][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.899296][ T32] r7:dddced40 r6:83018000 r5:85b5ff8c r4:85af7100 [ 1350.899317][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.899361][ T32] r10:61c88647 r9:85810c00 r8:85af712c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.899382][ T32] r4:85af7100 [ 1350.899422][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.899468][ T32] r10:00000000 r9:85af7100 r8:8027ed34 r7:edc85e60 r6:85af7180 r5:85810c00 [ 1350.899493][ T32] r4:00000001 [ 1350.899511][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.899556][ T32] Exception stack(0xedc81fb0 to 0xedc81ff8) [ 1350.899582][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1350.899610][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.899642][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.899742][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1350.932907][ T32] INFO: task kworker/0:711:7418 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 10 printk messages dropped ** [ 1350.933738][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1350.933950][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1350.934135][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 7 printk messages dropped ** [ 1350.934404][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1350.934717][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 4 printk messages dropped ** [ 1350.934927][ T32] r4:8508f600 ** 5 printk messages dropped ** [ 1350.935141][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.935426][ T32] r5:85816c00 r4:82918640 [ 1350.935445][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1350.935799][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 7 printk messages dropped ** [ 1350.936163][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 7 printk messages dropped ** [ 1350.936437][ T32] r10:00000000 r9:85af7200 r8:8027ed34 r7:edc81e60 r6:85af7280 r5:85816c00 [ 1350.936458][ T32] r4:00000001 [ 1350.936476][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.936510][ T32] Exception stack(0xedc95fb0 to 0xedc95ff8) [ 1350.936542][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1350.936570][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.936597][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.936624][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.936675][ T32] r4:85a7f680 [ 1350.937049][ T32] INFO: task kworker/0:712:7421 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.937081][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.937175][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.937233][ T32] Call trace: [ 1350.937266][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.937314][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.937336][ T32] r4:00000000 [ 1350.937384][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.937451][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.937506][ T32] 9d20: c01f7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.937553][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.937579][ T32] 9d60: 800e0013 ffffffff [ 1350.937603][ T32] r5:800e0013 r4:80239bd0 [ 1350.937658][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.937759][ T32] r4:82ac11e4 [ 1350.937782][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.937825][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.937847][ T32] r4:e06a9dc0 [ 1350.937866][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.937906][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.937929][ T32] r4:00000000 [ 1350.937948][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.938028][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.938053][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.938113][ T32] r5:00001000 r4:dfb77000 [ 1350.938159][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.938201][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.938242][ T32] r5:8501a38c r4:8501a000 [ 1350.938283][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.938332][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.938352][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.938397][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.938450][ T32] r4:85093380 [ 1350.938473][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.938556][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.938581][ T32] r4:00000001 [ 1350.938633][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.938697][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.938763][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.938793][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.938819][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.938850][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.938873][ T32] r4:8508f600 [ 1350.938895][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.938922][ T32] INFO: task kworker/0:713:7422 blocked for more than 477 seconds. [ 1350.938950][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.938973][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.938992][ T32] task:kworker/0:713 state:D stack:0 pid:7422 tgid:7422 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.939051][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.939312][ T32] r5:85a14800 r4:82918640 [ 1350.939365][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.939409][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.939571][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1350.963382][ T32] r7:dddced40 r6:83018000 r5:85b6478c r4:85af7300 ** 8 printk messages dropped ** [ 1350.963838][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1350.964643][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.964976][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1350.965149][ T32] r4:e06a9dc0 ** 1 printk messages dropped ** [ 1350.965215][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.965246][ T32] r4:00000000 [ 1350.965268][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.965314][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.965345][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.965411][ T32] r5:00001000 r4:dfb77000 [ 1350.965433][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.965515][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.965566][ T32] r5:8501a38c r4:8501a000 [ 1350.965670][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.965723][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.965784][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.965841][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.965865][ T32] r4:85093380 [ 1350.965925][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.965974][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.965996][ T32] r4:00000001 [ 1350.966014][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.966071][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.966100][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.966141][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.966190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.966229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.966308][ T32] r4:8508f600 [ 1350.966332][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.966416][ T32] INFO: task kworker/0:714:7425 blocked for more than 477 seconds. [ 1350.966481][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.966566][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.966613][ T32] task:kworker/0:714 state:D stack:0 pid:7425 tgid:7425 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.966729][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.966827][ T32] Call trace: [ 1350.966861][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.966931][ T32] r10:82918644 r9:edca9d84 r8:00000002 r7:60000113 r6:edca9d8c r5:84b30000 [ 1350.966957][ T32] r4:84b30000 [ 1350.967041][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.967090][ T32] r5:84b30000 r4:82918640 [ 1350.967110][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.967150][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1350.967194][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edca9e08 [ 1350.967251][ T32] r4:00000000 [ 1350.967274][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1350.967312][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1350.967363][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.967408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7fe00 [ 1350.967431][ T32] r4:00000000 [ 1350.967449][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.967509][ T32] r9:83018005 r8:84b30000 r7:00000000 r6:83018000 r5:00001000 r4:7f697000 [ 1350.967546][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.967594][ T32] r5:00001000 r4:edcbf000 [ 1350.967623][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.967689][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.967733][ T32] r5:85b6538c r4:85b65000 [ 1350.967766][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.967813][ T32] r7:dddced40 r6:83018000 r5:85b6538c r4:85af7400 [ 1350.967832][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.967877][ T32] r10:61c88647 r9:84b30000 r8:85af742c r7:82804d40 r6:dddced40 r5:dddced60 [ 1350.967898][ T32] r4:85af7400 [ 1350.967916][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.967978][ T32] r10:00000000 r9:85af7400 r8:8027ed34 r7:edca1e60 r6:85af7480 r5:84b30000 [ 1350.968027][ T32] r4:00000001 [ 1350.968052][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.968087][ T32] Exception stack(0xedca9fb0 to 0xedca9ff8) [ 1350.968113][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.968139][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.968174][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.968225][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.968249][ T32] r4:85a7fbc0 ** 2 printk messages dropped ** [ 1350.968711][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1350.969072][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1350.969268][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1350.969465][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1350.969915][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1350.980554][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 11 printk messages dropped ** [ 1350.980996][ T32] r10:82918644 r9:edcb5d84 r8:00000002 r7:60000113 r6:edcb5d8c r5:84b30c00 ** 2 printk messages dropped ** [ 1350.981086][ T32] r5:84b30c00 r4:82918640 [ 1350.981130][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1350.981408][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7fa80 ** 10 printk messages dropped ** [ 1350.981878][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 7 printk messages dropped ** [ 1350.982105][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1350.982929][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1350.983509][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1350.983752][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1350.984120][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1350.984308][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1350.984642][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1350.984927][ T32] r5:84b31800 r4:82918640 ** 1 printk messages dropped ** [ 1350.985019][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1350.985206][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 6 printk messages dropped ** [ 1350.985441][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1350.985761][ T32] r4:85af7600 ** 5 printk messages dropped ** [ 1350.985953][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1350.985980][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.986005][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.986057][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.986082][ T32] r4:85a7fb40 [ 1350.986415][ T32] INFO: task kworker/0:716:7428 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1350.986471][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.986562][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.986622][ T32] Call trace: [ 1350.986658][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1350.986706][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1350.986753][ T32] r4:00000000 [ 1350.986775][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1350.986850][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1350.986883][ T32] 9d20: c0af9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1350.986910][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1350.986933][ T32] 9d60: 800e0013 ffffffff [ 1350.986955][ T32] r5:800e0013 r4:80239bd0 [ 1350.987030][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1350.987095][ T32] r4:82ac11e4 [ 1350.987117][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1350.987158][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1350.987179][ T32] r4:e06a9dc0 [ 1350.987201][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1350.987244][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1350.987265][ T32] r4:00000000 [ 1350.987306][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1350.987354][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1350.987375][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1350.987415][ T32] r5:00001000 r4:dfb77000 [ 1350.987461][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1350.987504][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1350.987550][ T32] r5:8501a38c r4:8501a000 [ 1350.987569][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1350.987618][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1350.987638][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1350.987710][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1350.987732][ T32] r4:85093380 [ 1350.987781][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1350.987830][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1350.987854][ T32] r4:00000001 [ 1350.987872][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1350.987906][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1350.987931][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1350.987958][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1350.987988][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1350.988015][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1350.988036][ T32] r4:8508f600 [ 1350.988085][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1350.988113][ T32] INFO: task kworker/0:717:7431 blocked for more than 477 seconds. [ 1350.988140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1350.988177][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1350.988200][ T32] task:kworker/0:717 state:D stack:0 pid:7431 tgid:7431 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1350.988248][ T32] Workqueue: events bpf_prog_free_deferred [ 1350.988335][ T32] Call trace: [ 1350.988367][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1350.988412][ T32] r10:82918644 r9:edcbdd84 r8:00000002 r7:60000013 r6:edcbdd8c r5:84b32400 [ 1350.988433][ T32] r4:84b32400 [ 1350.988474][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1350.988517][ T32] r5:84b32400 r4:82918640 [ 1350.988560][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1350.988603][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1350.988797][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 10 printk messages dropped ** [ 1350.989211][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1350.989582][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.022736][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 15 printk messages dropped ** [ 1351.023488][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1351.023639][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1351.024088][ T32] r4:85093380 ** 2 printk messages dropped ** [ 1351.024174][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.024297][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.024656][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.024841][ T32] r5:84b33000 r4:82918640 [ 1351.024864][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.024971][ T32] r4:00000000 ** 5 printk messages dropped ** [ 1351.025208][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 7 printk messages dropped ** [ 1351.025509][ T32] r7:dddced40 r6:83018000 r5:85b65b8c r4:85af7800 ** 4 printk messages dropped ** [ 1351.025690][ T32] r10:00000000 r9:85af7800 r8:8027ed34 r7:edcbde60 r6:85af7880 r5:84b33000 [ 1351.025712][ T32] r4:00000001 [ 1351.025732][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.025776][ T32] Exception stack(0xedcd1fb0 to 0xedcd1ff8) [ 1351.025805][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.025832][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.025857][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.025884][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.025905][ T32] r4:85a810c0 [ 1351.026294][ T32] INFO: task kworker/0:718:7432 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.026352][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.026408][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.026464][ T32] Call trace: [ 1351.026497][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.026553][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.026575][ T32] r4:00000000 [ 1351.026594][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.026659][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.026691][ T32] 9d20: c1795000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.026718][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.026740][ T32] 9d60: 800e0013 ffffffff [ 1351.026762][ T32] r5:800e0013 r4:80239bd0 [ 1351.026782][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.026838][ T32] r4:82ac11e4 [ 1351.026861][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.026927][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.026953][ T32] r4:e06a9dc0 [ 1351.026972][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.027044][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.027068][ T32] r4:00000000 [ 1351.027118][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.027165][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.027185][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.027245][ T32] r5:00001000 r4:dfb77000 [ 1351.027267][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.027306][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.027346][ T32] r5:8501a38c r4:8501a000 [ 1351.027366][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.027409][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.027429][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.027472][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.027511][ T32] r4:85093380 [ 1351.027543][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.027588][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.027609][ T32] r4:00000001 [ 1351.027628][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.027661][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.027714][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.027740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.027767][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.027794][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.027839][ T32] r4:8508f600 [ 1351.027862][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.027886][ T32] INFO: task kworker/0:719:7434 blocked for more than 477 seconds. [ 1351.027912][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.027936][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.027955][ T32] task:kworker/0:719 state:D stack:0 pid:7434 tgid:7434 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.028001][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.028059][ T32] Call trace: [ 1351.028092][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.028137][ T32] r10:82918644 r9:edce5d84 r8:00000002 r7:60000013 r6:edce5d8c r5:84b35400 [ 1351.028159][ T32] r4:84b35400 [ 1351.028197][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.028239][ T32] r5:84b35400 r4:82918640 [ 1351.028306][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.028377][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.028431][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edce5e08 [ 1351.028454][ T32] r4:00000000 [ 1351.028500][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.028550][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.028588][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.028639][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a81700 [ 1351.028666][ T32] r4:00000000 [ 1351.028684][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.028728][ T32] r9:83018005 r8:84b35400 r7:00000000 r6:83018000 r5:00001000 r4:7f6a3000 [ 1351.028748][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.028789][ T32] r5:00001000 r4:edcfb000 [ 1351.028810][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.028849][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.028890][ T32] r5:85b6638c r4:85b66000 [ 1351.028909][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.028951][ T32] r7:dddced40 r6:83018000 r5:85b6638c r4:85af7900 [ 1351.028971][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.029015][ T32] r10:61c88647 r9:84b35400 r8:85af792c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.029037][ T32] r4:85af7900 [ 1351.029078][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.029125][ T32] r10:00000000 r9:85af7900 r8:8027ed34 r7:edcd1e60 r6:85af7980 r5:84b35400 [ 1351.029147][ T32] r4:00000001 [ 1351.029165][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.029199][ T32] Exception stack(0xedce5fb0 to 0xedce5ff8) [ 1351.029224][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.029251][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.029276][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.029313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.029337][ T32] r4:85a81240 [ 1351.029678][ T32] INFO: task kworker/0:719:7434 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.029735][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.029793][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.029840][ T32] Call trace: [ 1351.050248][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.050380][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 5 printk messages dropped ** [ 1351.050565][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1351.050768][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1351.050937][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1351.051304][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 8 printk messages dropped ** [ 1351.051622][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.051948][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.052209][ T32] r5:84b33c00 r4:82918640 [ 1351.052232][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1351.052483][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1351.052714][ T32] r5:00001000 r4:edcf1000 ** 2 printk messages dropped ** [ 1351.052812][ T32] r5:85b65f8c r4:85b65c00 [ 1351.052831][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.052893][ T32] r7:dddced40 r6:83018000 r5:85b65f8c r4:85af7a00 [ 1351.052955][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.053029][ T32] r10:61c88647 r9:84b33c00 r8:85af7a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.053054][ T32] r4:85af7a00 [ 1351.053073][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.053115][ T32] r10:00000000 r9:85af7a00 r8:8027ed34 r7:edce5e60 r6:85af7a80 r5:84b33c00 [ 1351.053136][ T32] r4:00000001 [ 1351.053154][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.053186][ T32] Exception stack(0xedce9fb0 to 0xedce9ff8) [ 1351.053211][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.053240][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.053292][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.053347][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.053372][ T32] r4:85a810c0 [ 1351.053847][ T32] INFO: task kworker/0:720:7436 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.053881][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.053949][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.053995][ T32] Call trace: [ 1351.054058][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.054110][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.054133][ T32] r4:00000000 [ 1351.054153][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.054189][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.054218][ T32] 9d20: c1e05000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.054273][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.054299][ T32] 9d60: 800e0013 ffffffff [ 1351.054322][ T32] r5:800e0013 r4:80239bd0 [ 1351.054342][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.054401][ T32] r4:82ac11e4 [ 1351.054424][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.054467][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.054490][ T32] r4:e06a9dc0 [ 1351.054531][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.054609][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.054635][ T32] r4:00000000 [ 1351.054655][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.054699][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.054720][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.054761][ T32] r5:00001000 r4:dfb77000 [ 1351.054779][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.054819][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.054861][ T32] r5:8501a38c r4:8501a000 [ 1351.054898][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.054948][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.054969][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 6 printk messages dropped ** [ 1351.055170][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1351.055340][ T32] INFO: task kworker/0:721:7440 blocked for more than 477 seconds. ** 9 printk messages dropped ** [ 1351.055864][ T32] r5:84b36000 r4:82918640 [ 1351.055884][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.056098][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 8 printk messages dropped ** [ 1351.056515][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.056566][ T32] r5:85b6678c r4:85b66400 [ 1351.056611][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.056673][ T32] r7:dddced40 r6:83018000 r5:85b6678c r4:85af7b00 [ 1351.056697][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.056766][ T32] r10:61c88647 r9:84b36000 r8:85af7b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.056791][ T32] r4:85af7b00 [ 1351.056810][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.056855][ T32] r10:00000000 r9:85af7b00 r8:8027ed34 r7:edce5e60 r6:85af7b80 r5:84b36000 [ 1351.056903][ T32] r4:00000001 [ 1351.056925][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.056961][ T32] Exception stack(0xedd09fb0 to 0xedd09ff8) [ 1351.056988][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.057017][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.057043][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.057071][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.057092][ T32] r4:85a81500 [ 1351.057545][ T32] INFO: task kworker/0:721:7440 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.057581][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.058563][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.058611][ T32] Call trace: [ 1351.058663][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.058746][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.058773][ T32] r4:00000000 [ 1351.058791][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.058829][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.059373][ T32] 9d20: c1e05000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.059406][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.059430][ T32] 9d60: 800e0013 ffffffff [ 1351.059538][ T32] r5:800e0013 r4:80239bd0 [ 1351.059564][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.059606][ T32] r4:82ac11e4 [ 1351.059626][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.059681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.059804][ T32] r4:e06a9dc0 [ 1351.059868][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.074023][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.074063][ T32] r4:00000000 [ 1351.074086][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.074152][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.074175][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.074511][ T32] r5:00001000 r4:dfb77000 [ 1351.074727][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.074774][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 3 printk messages dropped ** [ 1351.074924][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.075546][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.075870][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.076078][ T32] r5:858a8000 r4:82918640 [ 1351.076098][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.076299][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 11 printk messages dropped ** [ 1351.076872][ T32] r7:dddced40 r6:83018000 r5:85b66b8c r4:85af7c00 ** 11 printk messages dropped ** [ 1351.077286][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 5 printk messages dropped ** [ 1351.077986][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 14 printk messages dropped ** [ 1351.078711][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 9 printk messages dropped ** [ 1351.079101][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 ** 9 printk messages dropped ** [ 1351.079378][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.096926][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.097229][ T32] r5:858a9800 r4:82918640 [ 1351.097250][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.097291][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.097336][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edd19e08 [ 1351.097358][ T32] r4:00000000 [ 1351.097391][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.097438][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.097481][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.097522][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a81e40 [ 1351.097549][ T32] r4:00000000 [ 1351.097568][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.097615][ T32] r9:83018005 r8:858a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f6a9000 [ 1351.097637][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.097681][ T32] r5:00001000 r4:edd15000 [ 1351.097701][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.097739][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.097828][ T32] r5:85b66f8c r4:85b66c00 [ 1351.097852][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.097915][ T32] r7:dddced40 r6:83018000 r5:85b66f8c r4:85af7d00 [ 1351.097940][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.097989][ T32] r10:61c88647 r9:858a9800 r8:85af7d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.098011][ T32] r4:85af7d00 [ 1351.098031][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.098074][ T32] r10:00000000 r9:85af7d00 r8:8027ed34 r7:edd0de60 r6:85af7d80 r5:858a9800 [ 1351.098095][ T32] r4:00000001 [ 1351.098114][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.098149][ T32] Exception stack(0xedd19fb0 to 0xedd19ff8) [ 1351.098177][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.098205][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.098230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.098259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.098449][ T32] r4:85a81a80 [ 1351.098892][ T32] INFO: task kworker/0:723:7444 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.098927][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.099005][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.099051][ T32] Call trace: [ 1351.099081][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.099159][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.099186][ T32] r4:00000000 [ 1351.099205][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.099326][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.099359][ T32] 9d20: c241d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.099388][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.099521][ T32] 9d60: 800e0013 ffffffff [ 1351.099555][ T32] r5:800e0013 r4:80239bd0 [ 1351.099593][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.099637][ T32] r4:82ac11e4 [ 1351.099657][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.099714][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.099737][ T32] r4:e06a9dc0 [ 1351.099756][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.099796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.099817][ T32] r4:00000000 [ 1351.099835][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.099947][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.120873][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.120969][ T32] r5:00001000 r4:dfb77000 [ 1351.120993][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.121037][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.121083][ T32] r5:8501a38c r4:8501a000 [ 1351.121104][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.121152][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.121174][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.121221][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.121243][ T32] r4:85093380 [ 1351.121263][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.121310][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.121332][ T32] r4:00000001 [ 1351.121352][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.121388][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.121418][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.121448][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.121475][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.121504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.121538][ T32] r4:8508f600 [ 1351.121562][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.121593][ T32] INFO: task kworker/0:724:7446 blocked for more than 477 seconds. [ 1351.121626][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.121651][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.121673][ T32] task:kworker/0:724 state:D stack:0 pid:7446 tgid:7446 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.121728][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.121772][ T32] Call trace: [ 1351.121804][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.121854][ T32] r10:82918644 r9:edd21d84 r8:00000002 r7:60000113 r6:edd21d8c r5:858ab000 [ 1351.121877][ T32] r4:858ab000 [ 1351.122146][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.122438][ T32] r5:858ab000 r4:82918640 [ 1351.122463][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.122505][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.122559][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edd21e08 [ 1351.122664][ T32] r4:00000000 [ 1351.122687][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.122726][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.122781][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 5 printk messages dropped ** [ 1351.123405][ T32] r5:00001000 r4:eccef000 ** 6 printk messages dropped ** [ 1351.123637][ T32] r10:61c88647 r9:858ab000 r8:85af7e2c r7:82804d40 r6:dddced40 r5:dddced60 ** 11 printk messages dropped ** [ 1351.125734][ T32] INFO: task kworker/0:724:7446 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 10 printk messages dropped ** [ 1351.126343][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1351.126858][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1351.127563][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1351.127988][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1351.128504][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.129071][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.129252][ T32] r5:858abc00 r4:82918640 [ 1351.129271][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.129906][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 6 printk messages dropped ** [ 1351.143448][ T32] r5:00001000 r4:dfc59000 ** 5 printk messages dropped ** [ 1351.143646][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.143746][ T32] r10:61c88647 r9:858abc00 r8:85af7f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.143792][ T32] r4:85af7f00 [ 1351.143823][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.143971][ T32] r10:00000000 r9:85af7f00 r8:8027ed34 r7:edd21e60 r6:85af7f80 r5:858abc00 [ 1351.144350][ T32] r4:00000001 [ 1351.144473][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.144514][ T32] Exception stack(0xedd2dfb0 to 0xedd2dff8) [ 1351.144571][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.144604][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.144631][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.144659][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.144681][ T32] r4:85a81d00 [ 1351.145146][ T32] INFO: task kworker/0:725:7447 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.145183][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.145249][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.145299][ T32] Call trace: [ 1351.145332][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.145429][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.145489][ T32] r4:00000000 [ 1351.145513][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.145557][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.145586][ T32] 9d20: c29ea000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.145614][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.145638][ T32] 9d60: 800e0013 ffffffff [ 1351.145660][ T32] r5:800e0013 r4:80239bd0 [ 1351.145680][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.145721][ T32] r4:82ac11e4 [ 1351.145740][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.145781][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.145803][ T32] r4:e06a9dc0 [ 1351.145822][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.145863][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.145886][ T32] r4:00000000 [ 1351.145905][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.145949][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.145971][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.146012][ T32] r5:00001000 r4:dfb77000 [ 1351.146031][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.146082][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.146128][ T32] r5:8501a38c r4:8501a000 [ 1351.146148][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.146392][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.146417][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.146481][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.146507][ T32] r4:85093380 [ 1351.146532][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.147455][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.147481][ T32] r4:00000001 [ 1351.147502][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.147545][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 4 printk messages dropped ** [ 1351.147702][ T32] r4:8508f600 ** 4 printk messages dropped ** [ 1351.148652][ T32] task:kworker/0:726 state:D stack:0 pid:7454 tgid:7454 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.149290][ T32] r5:85c02400 r4:82918640 [ 1351.149311][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.149510][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.149615][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1351.178919][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 9 printk messages dropped ** [ 1351.179733][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.183257][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 11 printk messages dropped ** [ 1351.183625][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 13 printk messages dropped ** [ 1351.184169][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 8 printk messages dropped ** [ 1351.184517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 1 printk messages dropped ** [ 1351.184653][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.184721][ T32] r4:8508f600 [ 1351.184746][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.184788][ T32] INFO: task kworker/0:727:7562 blocked for more than 477 seconds. [ 1351.184823][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.184847][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.184868][ T32] task:kworker/0:727 state:D stack:0 pid:7562 tgid:7562 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.184937][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.185009][ T32] Call trace: [ 1351.185040][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.185085][ T32] r10:82918644 r9:ecce9d84 r8:00000002 r7:60000013 r6:ecce9d8c r5:85c04800 [ 1351.185107][ T32] r4:85c04800 [ 1351.185126][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.185165][ T32] r5:85c04800 r4:82918640 [ 1351.185184][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.185248][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.185298][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce9e08 [ 1351.185321][ T32] r4:00000000 [ 1351.185339][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.185377][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.185413][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.185452][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b040 [ 1351.185479][ T32] r4:00000000 [ 1351.185499][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.185549][ T32] r9:83018005 r8:85c04800 r7:00000000 r6:83018000 r5:00001000 r4:7f6a5000 [ 1351.185571][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.185612][ T32] r5:00001000 r4:ecccf000 [ 1351.185631][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.185669][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.185734][ T32] r5:849c578c r4:849c5400 [ 1351.185757][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.185801][ T32] r7:dddced40 r6:83018000 r5:849c578c r4:85af6080 [ 1351.185822][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.185867][ T32] r10:61c88647 r9:85c04800 r8:85af60ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.185888][ T32] r4:85af6080 [ 1351.185906][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.185951][ T32] r10:00000000 r9:85af6080 r8:8027ed34 r7:edd21e60 r6:85a74380 r5:85c04800 [ 1351.185973][ T32] r4:00000001 [ 1351.185991][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.186025][ T32] Exception stack(0xecce9fb0 to 0xecce9ff8) [ 1351.186050][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.186077][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.186102][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.186214][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.186266][ T32] r4:84b7b340 [ 1351.186625][ T32] INFO: task kworker/0:727:7562 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.186660][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.187064][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 8 printk messages dropped ** [ 1351.187304][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 7 printk messages dropped ** [ 1351.187562][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1351.187810][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 6 printk messages dropped ** [ 1351.188009][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1351.188508][ T32] r5:858a8c00 r4:82918640 [ 1351.188532][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.188791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2080 ** 10 printk messages dropped ** [ 1351.189157][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.189464][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.210465][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.210931][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.211124][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1351.211494][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.211710][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.211732][ T32] r4:00000001 [ 1351.211751][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.211785][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.211811][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.211837][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.211865][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.211892][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.211914][ T32] r4:8508f600 [ 1351.211935][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.211965][ T32] INFO: task kworker/0:729:7568 blocked for more than 477 seconds. [ 1351.211997][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.212021][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.212047][ T32] task:kworker/0:729 state:D stack:0 pid:7568 tgid:7568 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.212127][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.212194][ T32] Call trace: [ 1351.212228][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.212298][ T32] r10:82918644 r9:ecd01d84 r8:00000002 r7:60000113 r6:ecd01d8c r5:858ad400 [ 1351.212324][ T32] r4:858ad400 [ 1351.212343][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.212383][ T32] r5:858ad400 r4:82918640 [ 1351.212428][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.212498][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.212554][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd01e08 [ 1351.212576][ T32] r4:00000000 [ 1351.212626][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.212694][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.212735][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.212776][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c000 [ 1351.212797][ T32] r4:00000000 [ 1351.212816][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.212859][ T32] r9:83018005 r8:858ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f70d000 [ 1351.212880][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.212920][ T32] r5:00001000 r4:ecd09000 [ 1351.212963][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.213005][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.213047][ T32] r5:85b7478c r4:85b74400 [ 1351.213077][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.213123][ T32] r7:dddced40 r6:83018000 r5:85b7478c r4:85af6200 [ 1351.213143][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.213186][ T32] r10:61c88647 r9:858ad400 r8:85af622c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.213231][ T32] r4:85af6200 [ 1351.213255][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.213299][ T32] r10:00000000 r9:85af6200 r8:8027ed34 r7:edd21e60 r6:85af6280 r5:858ad400 [ 1351.213321][ T32] r4:00000001 [ 1351.213339][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.213372][ T32] Exception stack(0xecd01fb0 to 0xecd01ff8) [ 1351.213439][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.213470][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.213521][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.213558][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 1 printk messages dropped ** [ 1351.214065][ T32] INFO: task kworker/0:729:7568 is blocked on a mutex likely owned by task kworker/1:134:3830. ** 10 printk messages dropped ** [ 1351.214454][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1351.214640][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1351.214719][ T32] r4:00000000 ** 6 printk messages dropped ** [ 1351.215028][ T32] r5:8501a38c r4:8501a000 ** 6 printk messages dropped ** [ 1351.215284][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 12 printk messages dropped ** [ 1351.215613][ T32] task:kworker/0:730 state:D stack:0 pid:7569 tgid:7569 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 10 printk messages dropped ** [ 1351.216430][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.216561][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.216599][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.216660][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c300 [ 1351.216691][ T32] r4:00000000 [ 1351.216732][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.216784][ T32] r9:83018005 r8:858ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f70f000 [ 1351.216839][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.216912][ T32] r5:00001000 r4:ecd23000 [ 1351.216959][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.217047][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.217142][ T32] r5:85b74b8c r4:85b74800 [ 1351.217193][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.217288][ T32] r7:dddced40 r6:83018000 r5:85b74b8c r4:85af6300 [ 1351.217335][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.217453][ T32] r10:61c88647 r9:858ac800 r8:85af632c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.217511][ T32] r4:85af6300 [ 1351.217562][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.217613][ T32] r10:00000000 r9:85af6300 r8:8027ed34 r7:ecd01e60 r6:85af6380 r5:858ac800 [ 1351.217634][ T32] r4:00000001 [ 1351.217652][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.217685][ T32] Exception stack(0xecd0dfb0 to 0xecd0dff8) [ 1351.217710][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.217763][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.217813][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.217868][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.218004][ T32] r4:84a6c300 [ 1351.218510][ T32] INFO: task kworker/0:730:7569 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.218599][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.218742][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.218844][ T32] Call trace: [ 1351.218959][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.219064][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.219131][ T32] r4:00000000 [ 1351.219183][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.219268][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.219333][ T32] 9d20: c356d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.219421][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.219476][ T32] 9d60: 800e0013 ffffffff [ 1351.219565][ T32] r5:800e0013 r4:80239bd0 [ 1351.219617][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.219740][ T32] r4:82ac11e4 [ 1351.219801][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.219946][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.241610][ T32] r4:e06a9dc0 [ 1351.241655][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.241726][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.241777][ T32] r4:00000000 [ 1351.241802][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.241877][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.241903][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.241950][ T32] r5:00001000 r4:dfb77000 [ 1351.241969][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.242008][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.242050][ T32] r5:8501a38c r4:8501a000 [ 1351.242069][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.242119][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.242140][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.242184][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.242244][ T32] r4:85093380 [ 1351.242267][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.242312][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.242362][ T32] r4:00000001 [ 1351.242385][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.242421][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.242486][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.242517][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.242549][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.242604][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.242628][ T32] r4:8508f600 [ 1351.242678][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.242713][ T32] INFO: task kworker/0:731:7571 blocked for more than 477 seconds. [ 1351.242751][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.242776][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.242799][ T32] task:kworker/0:731 state:D stack:0 pid:7571 tgid:7571 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.242853][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.242897][ T32] Call trace: [ 1351.242929][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.242979][ T32] r10:82918644 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:858ae000 [ 1351.243000][ T32] r4:858ae000 [ 1351.243019][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.243058][ T32] r5:858ae000 r4:82918640 [ 1351.243079][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.243117][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.243195][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 [ 1351.243224][ T32] r4:00000000 [ 1351.243244][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.243297][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.243337][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.243377][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c5c0 [ 1351.243398][ T32] r4:00000000 [ 1351.243417][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.243460][ T32] r9:83018005 r8:858ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f711000 [ 1351.243517][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.243570][ T32] r5:00001000 r4:ecd29000 [ 1351.243589][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.243842][ T32] r7:dddced40 r6:83018000 r5:85b74f8c r4:85af6400 ** 6 printk messages dropped ** [ 1351.244099][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.245044][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.245413][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1351.245684][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1351.245792][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.245972][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.246405][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 6 printk messages dropped ** [ 1351.246655][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 12 printk messages dropped ** [ 1351.247315][ T32] r5:858aa400 r4:82918640 [ 1351.247361][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.247503][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.247791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c800 ** 8 printk messages dropped ** [ 1351.248250][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1351.248713][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 4 printk messages dropped ** [ 1351.249188][ T32] Workqueue: events bpf_prog_free_deferred ** 10 printk messages dropped ** [ 1351.249737][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) ** 3 printk messages dropped ** [ 1351.275876][ T32] r4:e06a9dc0 [ 1351.275925][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.276022][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.276049][ T32] r4:00000000 [ 1351.276090][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.276143][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.276166][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.276212][ T32] r5:00001000 r4:dfb77000 [ 1351.276231][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.276290][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.276357][ T32] r5:8501a38c r4:8501a000 [ 1351.276380][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.276448][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.276492][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.276552][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.276575][ T32] r4:85093380 [ 1351.276594][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.276639][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.276660][ T32] r4:00000001 [ 1351.276714][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.276754][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.276811][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.276864][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.276923][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.276954][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.276976][ T32] r4:8508f600 [ 1351.276998][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.277029][ T32] INFO: task kworker/0:733:7575 blocked for more than 477 seconds. [ 1351.277084][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.277142][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.277196][ T32] task:kworker/0:733 state:D stack:0 pid:7575 tgid:7575 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.277283][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.277329][ T32] Call trace: [ 1351.277422][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.277501][ T32] r10:82918644 r9:ecd35d84 r8:00000002 r7:60000013 r6:ecd35d8c r5:858aec00 [ 1351.277578][ T32] r4:858aec00 [ 1351.277602][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.277672][ T32] r5:858aec00 r4:82918640 [ 1351.277776][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.277872][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.278125][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd35e08 [ 1351.278214][ T32] r4:00000000 [ 1351.278267][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.278401][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.278505][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.278622][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6ca40 [ 1351.278671][ T32] r4:00000000 [ 1351.278714][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.278804][ T32] r9:83018005 r8:858aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f715000 [ 1351.278849][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.278968][ T32] r5:00001000 r4:ecd3d000 [ 1351.279030][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.279116][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.279199][ T32] r5:85b7578c r4:85b75400 [ 1351.279260][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.279364][ T32] r7:dddced40 r6:83018000 r5:85b7578c r4:85af6600 [ 1351.279422][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.279587][ T32] r10:61c88647 r9:858aec00 r8:85af662c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.279655][ T32] r4:85af6600 [ 1351.279745][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.279882][ T32] r10:00000000 r9:85af6600 r8:8027ed34 r7:ecd2de60 r6:85af6680 r5:858aec00 [ 1351.294419][ T32] r4:00000001 [ 1351.294465][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.294577][ T32] Exception stack(0xecd35fb0 to 0xecd35ff8) [ 1351.294618][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.294647][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.294690][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.294723][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.294774][ T32] r4:84a6c600 [ 1351.295264][ T32] INFO: task kworker/0:733:7575 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.295335][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.295426][ T32] Workqueue: events bpf_prog_free_deferred ** 2 printk messages dropped ** [ 1351.295848][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 11 printk messages dropped ** [ 1351.297018][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1351.297424][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1351.298233][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1351.298937][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1351.299899][ T32] r10:82918644 r9:ecd41d84 r8:00000002 r7:60000113 r6:ecd41d8c r5:84b34800 ** 2 printk messages dropped ** [ 1351.310427][ T32] r5:84b34800 r4:82918640 ** 3 printk messages dropped ** [ 1351.310630][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.310768][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6cc80 ** 6 printk messages dropped ** [ 1351.311003][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 8 printk messages dropped ** [ 1351.311457][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.311788][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.311863][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.311960][ T32] r4:84a6c840 [ 1351.312877][ T32] INFO: task kworker/0:734:7577 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.312964][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.313143][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.313364][ T32] Call trace: [ 1351.313507][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.313623][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.313689][ T32] r4:00000000 [ 1351.313746][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.313826][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.313903][ T32] 9d20: c487d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.313962][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.313988][ T32] 9d60: 800e0013 ffffffff [ 1351.314011][ T32] r5:800e0013 r4:80239bd0 [ 1351.314035][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.314080][ T32] r4:82ac11e4 [ 1351.314101][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.314142][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.314165][ T32] r4:e06a9dc0 [ 1351.314184][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.314224][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.314246][ T32] r4:00000000 [ 1351.314274][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.314323][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.314368][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.314469][ T32] r5:00001000 r4:dfb77000 [ 1351.314593][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.314684][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.314774][ T32] r5:8501a38c r4:8501a000 [ 1351.314848][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.314989][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.315042][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.315137][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.315187][ T32] r4:85093380 [ 1351.315230][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.315326][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.315394][ T32] r4:00000001 [ 1351.315466][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.315564][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.315637][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.315740][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.315802][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.315862][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.315911][ T32] r4:8508f600 [ 1351.315997][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.316093][ T32] INFO: task kworker/0:735:7579 blocked for more than 477 seconds. [ 1351.316246][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.316325][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.316381][ T32] task:kworker/0:735 state:D stack:0 pid:7579 tgid:7579 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.316470][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.316516][ T32] Call trace: [ 1351.316558][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.316604][ T32] r10:82918644 r9:ecda5d84 r8:00000002 r7:60000013 r6:ecda5d8c r5:84b36c00 [ 1351.316626][ T32] r4:84b36c00 [ 1351.316666][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.316735][ T32] r5:84b36c00 r4:82918640 [ 1351.316759][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.316883][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.316934][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 [ 1351.316957][ T32] r4:00000000 [ 1351.316987][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.317029][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.317086][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.317133][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6bb40 [ 1351.317156][ T32] r4:00000000 [ 1351.317174][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.317217][ T32] r9:83018005 r8:84b36c00 r7:00000000 r6:83018000 r5:00001000 r4:7f71b000 [ 1351.317238][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.317279][ T32] r5:00001000 r4:ecd63000 [ 1351.317338][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.317390][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.317660][ T32] r4:85af6800 ** 5 printk messages dropped ** [ 1351.317902][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.318518][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.318916][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1351.319102][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1351.319301][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 8 printk messages dropped ** [ 1351.319737][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 9 printk messages dropped ** [ 1351.352765][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 9 printk messages dropped ** [ 1351.353313][ T32] r10:82918644 r9:ecdb9d84 r8:00000002 r7:60000013 r6:ecdb9d8c r5:85178000 ** 2 printk messages dropped ** [ 1351.353430][ T32] r5:85178000 r4:82918640 [ 1351.353481][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.353641][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.353733][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 5 printk messages dropped ** [ 1351.353973][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 5 printk messages dropped ** [ 1351.354284][ T32] r7:dddced40 r6:83018000 r5:85b75f8c r4:85af6900 ** 2 printk messages dropped ** [ 1351.354398][ T32] r4:85af6900 ** 3 printk messages dropped ** [ 1351.354512][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.354557][ T32] Exception stack(0xecdb9fb0 to 0xecdb9ff8) [ 1351.354587][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.354644][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.354699][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.354730][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.354752][ T32] r4:84a6ccc0 [ 1351.355231][ T32] INFO: task kworker/0:736:7581 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.355310][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.355372][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.355488][ T32] Call trace: [ 1351.355559][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.355627][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.355727][ T32] r4:00000000 [ 1351.355786][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.355864][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.355925][ T32] 9d20: c52fb000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.355981][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.356060][ T32] 9d60: 800e0013 ffffffff [ 1351.356116][ T32] r5:800e0013 r4:80239bd0 [ 1351.356168][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.356243][ T32] r4:82ac11e4 [ 1351.356270][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.356313][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.356335][ T32] r4:e06a9dc0 [ 1351.356353][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.356393][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.356444][ T32] r4:00000000 [ 1351.356499][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.356572][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.356598][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.356640][ T32] r5:00001000 r4:dfb77000 [ 1351.356678][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.356753][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.356797][ T32] r5:8501a38c r4:8501a000 [ 1351.356850][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.356927][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.356954][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.357029][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.357087][ T32] r4:85093380 [ 1351.357135][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.357184][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.357232][ T32] r4:00000001 [ 1351.357282][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.357320][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.357375][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.357433][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.357462][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.357490][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.357545][ T32] r4:8508f600 [ 1351.357570][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.357597][ T32] INFO: task kworker/0:737:7583 blocked for more than 477 seconds. [ 1351.357626][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.357649][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.357673][ T32] task:kworker/0:737 state:D stack:0 pid:7583 tgid:7583 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.357733][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.357811][ T32] Call trace: ** 2 printk messages dropped ** [ 1351.357926][ T32] r4:85178c00 ** 1 printk messages dropped ** [ 1351.358009][ T32] r5:85178c00 r4:82918640 [ 1351.358031][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.358102][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 1 printk messages dropped ** [ 1351.358189][ T32] r4:00000000 [ 1351.358211][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.358286][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.358358][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.358404][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c940 [ 1351.358426][ T32] r4:00000000 [ 1351.358444][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.358487][ T32] r9:83018005 r8:85178c00 r7:00000000 r6:83018000 r5:00001000 r4:7f71f000 [ 1351.358528][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.358611][ T32] r5:00001000 r4:ecd8f000 [ 1351.358634][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.358673][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.358741][ T32] r5:85b76b8c r4:85b76800 [ 1351.358792][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.358846][ T32] r7:dddced40 r6:83018000 r5:85b76b8c r4:85af6a00 [ 1351.358898][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.358999][ T32] r10:61c88647 r9:85178c00 r8:85af6a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.359055][ T32] r4:85af6a00 [ 1351.359096][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.359269][ T32] r10:00000000 r9:85af6a00 r8:8027ed34 r7:ecda5e60 r6:85af6a80 r5:85178c00 [ 1351.359325][ T32] r4:00000001 [ 1351.359539][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.359644][ T32] Exception stack(0xedce1fb0 to 0xedce1ff8) [ 1351.359804][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.380404][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.380496][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.380540][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.380577][ T32] r4:847631c0 [ 1351.381061][ T32] INFO: task kworker/0:737:7583 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.381097][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.381491][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 5 printk messages dropped ** [ 1351.381714][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1351.381798][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1351.381940][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.382112][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 6 printk messages dropped ** [ 1351.382388][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1351.382631][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 4 printk messages dropped ** [ 1351.382926][ T32] r4:8508f600 ** 2 printk messages dropped ** [ 1351.383185][ T32] Not tainted 6.15.0-syzkaller #0 ** 5 printk messages dropped ** [ 1351.384001][ T32] r10:82918644 r9:ecdd5d84 r8:00000002 r7:60000013 r6:ecdd5d8c r5:85179800 ** 2 printk messages dropped ** [ 1351.384235][ T32] r5:85179800 r4:82918640 [ 1351.384282][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.384361][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.384912][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1351.386239][ T32] r5:85b7678c r4:85b76400 ** 2 printk messages dropped ** [ 1351.386429][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.386479][ T32] r10:61c88647 r9:85179800 r8:85af6b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.386530][ T32] r4:85af6b00 [ 1351.386575][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.386622][ T32] r10:00000000 r9:85af6b00 r8:8027ed34 r7:edce1e60 r6:85af6b80 r5:85179800 [ 1351.386675][ T32] r4:00000001 [ 1351.386746][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.386787][ T32] Exception stack(0xecdd5fb0 to 0xecdd5ff8) [ 1351.386817][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.386845][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.386870][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.386898][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.386919][ T32] r4:84b4c340 [ 1351.387319][ T32] INFO: task kworker/0:738:7586 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.387388][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.387495][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.387597][ T32] Call trace: [ 1351.387633][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.387752][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.387811][ T32] r4:00000000 [ 1351.387874][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.387964][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.388065][ T32] 9d20: c554d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.388140][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.388221][ T32] 9d60: 800e0013 ffffffff [ 1351.388292][ T32] r5:800e0013 r4:80239bd0 [ 1351.388347][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.388486][ T32] r4:82ac11e4 [ 1351.388563][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.388681][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.388748][ T32] r4:e06a9dc0 [ 1351.388800][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.388918][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.388993][ T32] r4:00000000 [ 1351.389058][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.389172][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.389267][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.389391][ T32] r5:00001000 r4:dfb77000 [ 1351.389488][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.389603][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.389728][ T32] r5:8501a38c r4:8501a000 [ 1351.389806][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.410708][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.410866][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.411034][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.411097][ T32] r4:85093380 [ 1351.411180][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.411297][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.411356][ T32] r4:00000001 [ 1351.411407][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.411579][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.411735][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.411853][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.411962][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.412013][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.412053][ T32] r4:8508f600 ** 2 printk messages dropped ** [ 1351.412314][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1351.413177][ T32] r4:8517a400 ** 1 printk messages dropped ** [ 1351.413418][ T32] r5:8517a400 r4:82918640 [ 1351.413651][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.413780][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.413898][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd1e08 [ 1351.413956][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.414332][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 4 printk messages dropped ** [ 1351.415100][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.416034][ T32] r10:61c88647 r9:8517a400 r8:85af6c2c r7:82804d40 r6:dddced40 r5:dddced60 ** 7 printk messages dropped ** [ 1351.416622][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.417872][ T32] Workqueue: events bpf_prog_free_deferred ** 7 printk messages dropped ** [ 1351.418946][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.419004][ T32] 9d60: 800e0013 ffffffff [ 1351.419061][ T32] r5:800e0013 r4:80239bd0 [ 1351.419115][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.419401][ T32] r4:82ac11e4 [ 1351.419473][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.419600][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.419698][ T32] r4:e06a9dc0 [ 1351.419758][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.419856][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.420034][ T32] r4:00000000 [ 1351.450513][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.450721][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.450781][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.450891][ T32] r5:00001000 r4:dfb77000 [ 1351.450946][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.451038][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.451131][ T32] r5:8501a38c r4:8501a000 [ 1351.451176][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.451355][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.451420][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.451545][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.451611][ T32] r4:85093380 [ 1351.451707][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.451826][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.451900][ T32] r4:00000001 [ 1351.451963][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.452051][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.452146][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.452268][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.452339][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.452407][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.452460][ T32] r4:8508f600 [ 1351.452548][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.452625][ T32] INFO: task kworker/0:740:7590 blocked for more than 477 seconds. [ 1351.452700][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.452787][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.452869][ T32] task:kworker/0:740 state:D stack:0 pid:7590 tgid:7590 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.453026][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.453129][ T32] Call trace: [ 1351.453223][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.453395][ T32] r10:82918644 r9:ecdd9d84 r8:00000002 r7:60000013 r6:ecdd9d8c r5:8517b000 [ 1351.453480][ T32] r4:8517b000 [ 1351.453549][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.453649][ T32] r5:8517b000 r4:82918640 [ 1351.453701][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.453811][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.453927][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 [ 1351.453982][ T32] r4:00000000 [ 1351.454029][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.454183][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.454289][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.454405][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859500c0 [ 1351.454479][ T32] r4:00000000 [ 1351.454548][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.454653][ T32] r9:83018005 r8:8517b000 r7:00000000 r6:83018000 r5:00001000 r4:7f723000 [ 1351.454712][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.454836][ T32] r5:00001000 r4:ecde3000 [ 1351.454898][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.454989][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.455082][ T32] r5:85b7738c r4:85b77000 [ 1351.455134][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.455240][ T32] r7:dddced40 r6:83018000 r5:85b7738c r4:85af6d00 [ 1351.455293][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 3 printk messages dropped ** [ 1351.455654][ T32] r10:00000000 r9:85af6d00 r8:8027ed34 r7:ecdd1e60 r6:85af6d80 r5:8517b000 ** 6 printk messages dropped ** [ 1351.456206][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 ** 6 printk messages dropped ** [ 1351.457802][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 5 printk messages dropped ** [ 1351.458291][ T32] 9d60: 800e0013 ffffffff ** 4 printk messages dropped ** [ 1351.458651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 3 printk messages dropped ** [ 1351.458960][ T32] r4:00000000 ** 2 printk messages dropped ** [ 1351.459172][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 7 printk messages dropped ** [ 1351.490841][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.490904][ T32] r4:85093380 [ 1351.490953][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.491060][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.491121][ T32] r4:00000001 [ 1351.491172][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.491259][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.491334][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.491400][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.491460][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.491519][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.491585][ T32] r4:8508f600 [ 1351.491638][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.491743][ T32] INFO: task kworker/0:741:7591 blocked for more than 478 seconds. [ 1351.491818][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.491875][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.491923][ T32] task:kworker/0:741 state:D stack:0 pid:7591 tgid:7591 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.492061][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.492164][ T32] Call trace: [ 1351.492234][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.492362][ T32] r10:82918644 r9:ecde1d84 r8:00000002 r7:60000113 r6:ecde1d8c r5:8517bc00 [ 1351.492447][ T32] r4:8517bc00 [ 1351.492504][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.492608][ T32] r5:8517bc00 r4:82918640 [ 1351.492656][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.492749][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.492867][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 [ 1351.492922][ T32] r4:00000000 [ 1351.492996][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.493105][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.493198][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.493291][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859505c0 [ 1351.493345][ T32] r4:00000000 [ 1351.493393][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.493497][ T32] r9:83018005 r8:8517bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [ 1351.493569][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.493665][ T32] r5:00001000 r4:dfcb5000 [ 1351.493720][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.493810][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.493905][ T32] r5:85b77b8c r4:85b77800 [ 1351.493959][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.494078][ T32] r7:dddced40 r6:83018000 r5:85b77b8c r4:85af6e00 [ 1351.494141][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.494255][ T32] r10:61c88647 r9:8517bc00 r8:85af6e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.494328][ T32] r4:85af6e00 [ 1351.494392][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.494486][ T32] r10:00000000 r9:85af6e00 r8:8027ed34 r7:ecdd9e60 r6:85af6e80 r5:8517bc00 [ 1351.494557][ T32] r4:00000001 [ 1351.494613][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 1 printk messages dropped ** [ 1351.494750][ T32] 1fa0: 00000000 00000000 00000000 00000000 ** 5 printk messages dropped ** [ 1351.496012][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 12 printk messages dropped ** [ 1351.497185][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1351.497497][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1351.497743][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.497927][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 4 printk messages dropped ** [ 1351.498355][ T32] r5:8501a38c r4:8501a000 ** 3 printk messages dropped ** [ 1351.498732][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 3 printk messages dropped ** [ 1351.499055][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.499370][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.499764][ T32] INFO: task kworker/0:742:7593 blocked for more than 478 seconds. ** 6 printk messages dropped ** [ 1351.521158][ T32] r10:82918644 r9:eceb5d84 r8:00000002 r7:60000013 r6:eceb5d8c r5:8517d400 ** 2 printk messages dropped ** [ 1351.521360][ T32] r5:8517d400 r4:82918640 [ 1351.521412][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.521687][ T32] r4:00000000 ** 1 printk messages dropped ** [ 1351.521850][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 3 printk messages dropped ** [ 1351.522146][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) ** 5 printk messages dropped ** [ 1351.522650][ T32] r5:85b7778c r4:85b77400 ** 3 printk messages dropped ** [ 1351.522958][ T32] r10:61c88647 r9:8517d400 r8:85af6f2c r7:82804d40 r6:dddced40 r5:dddced60 ** 6 printk messages dropped ** [ 1351.523437][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 6 printk messages dropped ** [ 1351.524850][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.524968][ T32] Call trace: [ 1351.525050][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.525161][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.525226][ T32] r4:00000000 [ 1351.525288][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.525381][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.525458][ T32] 9d20: c630b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.525539][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.525595][ T32] 9d60: 800e0013 ffffffff [ 1351.525651][ T32] r5:800e0013 r4:80239bd0 [ 1351.525714][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.525830][ T32] r4:82ac11e4 [ 1351.525902][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.526021][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.526083][ T32] r4:e06a9dc0 [ 1351.526128][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.526221][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.526272][ T32] r4:00000000 [ 1351.526319][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.526411][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.526489][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.526619][ T32] r5:00001000 r4:dfb77000 [ 1351.526671][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.526777][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.526887][ T32] r5:8501a38c r4:8501a000 [ 1351.526936][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.527036][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.527088][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.527194][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.527247][ T32] r4:85093380 [ 1351.527310][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.527408][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.527484][ T32] r4:00000001 [ 1351.527548][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.527630][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.527734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.527800][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.527864][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.527929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.527980][ T32] r4:8508f600 [ 1351.528038][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.528154][ T32] INFO: task kworker/0:743:7601 blocked for more than 478 seconds. [ 1351.528233][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.528303][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.528355][ T32] task:kworker/0:743 state:D stack:0 pid:7601 tgid:7601 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.528468][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.528612][ T32] Call trace: [ 1351.528707][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.528813][ T32] r10:82918644 r9:ecec9d84 r8:00000002 r7:60000013 r6:ecec9d8c r5:8517c800 [ 1351.528897][ T32] r4:8517c800 [ 1351.528960][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.529080][ T32] r5:8517c800 r4:82918640 [ 1351.529137][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.529231][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.529368][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec9e08 [ 1351.529481][ T32] r4:00000000 [ 1351.529552][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.529677][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.529796][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.560710][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950c40 [ 1351.560807][ T32] r4:00000000 [ 1351.560871][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.561023][ T32] r9:83018005 r8:8517c800 r7:00000000 r6:83018000 r5:00001000 r4:7f729000 [ 1351.561127][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.561234][ T32] r5:00001000 r4:ece63000 [ 1351.561283][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.561367][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.561489][ T32] r5:85b77f8c r4:85b77c00 [ 1351.561595][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.561706][ T32] r7:dddced40 r6:83018000 r5:85b77f8c r4:85bc5000 [ 1351.561758][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.561862][ T32] r10:61c88647 r9:8517c800 r8:85bc502c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.561916][ T32] r4:85bc5000 [ 1351.562004][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.562128][ T32] r10:00000000 r9:85bc5000 r8:8027ed34 r7:ecde1e60 r6:85bc5080 r5:8517c800 [ 1351.562181][ T32] r4:00000001 [ 1351.562242][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.562337][ T32] Exception stack(0xecec9fb0 to 0xecec9ff8) [ 1351.562407][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.562477][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.562550][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.562614][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.562669][ T32] r4:85950cc0 [ 1351.563504][ T32] INFO: task kworker/0:743:7601 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.563598][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.563828][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.564045][ T32] Call trace: [ 1351.564140][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.564256][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.564329][ T32] r4:00000000 [ 1351.564407][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.564509][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.564589][ T32] 9d20: c65fb000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.564682][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.564753][ T32] 9d60: 800e0013 ffffffff [ 1351.564820][ T32] r5:800e0013 r4:80239bd0 [ 1351.564867][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.564974][ T32] r4:82ac11e4 [ 1351.565075][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.565176][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.565229][ T32] r4:e06a9dc0 [ 1351.565276][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.565396][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.565481][ T32] r4:00000000 [ 1351.565554][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.565659][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.565711][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.565810][ T32] r5:00001000 r4:dfb77000 [ 1351.565940][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.566036][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.566128][ T32] r5:8501a38c r4:8501a000 [ 1351.566176][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.566307][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.566366][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.566469][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.566544][ T32] r4:85093380 [ 1351.566609][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.566714][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.566785][ T32] r4:00000001 [ 1351.566840][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.566964][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.567033][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.567098][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.567161][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.567255][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.567355][ T32] r4:8508f600 [ 1351.567412][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.567478][ T32] INFO: task kworker/0:744:7602 blocked for more than 478 seconds. [ 1351.567585][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.567648][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.567740][ T32] task:kworker/0:744 state:D stack:0 pid:7602 tgid:7602 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.567877][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.567971][ T32] Call trace: [ 1351.568063][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.568189][ T32] r10:82918644 r9:ece8dd84 r8:00000002 r7:60000013 r6:ece8dd8c r5:8517ec00 [ 1351.568282][ T32] r4:8517ec00 [ 1351.568345][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.568476][ T32] r5:8517ec00 r4:82918640 [ 1351.568546][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.568649][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.568779][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece8de08 [ 1351.568891][ T32] r4:00000000 [ 1351.568945][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.569051][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.569150][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.569243][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950d40 [ 1351.569318][ T32] r4:00000000 [ 1351.569376][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.569519][ T32] r9:83018005 r8:8517ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f72b000 [ 1351.569593][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.569691][ T32] r5:00001000 r4:ece6d000 [ 1351.569740][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.569848][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.598120][ T32] r5:859cc38c r4:859cc000 [ 1351.598280][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.598458][ T32] r7:dddced40 r6:83018000 r5:859cc38c r4:85bc5100 [ 1351.598517][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.598634][ T32] r10:61c88647 r9:8517ec00 r8:85bc512c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.598693][ T32] r4:85bc5100 [ 1351.598744][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) ** 6 printk messages dropped ** [ 1351.599255][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 3 printk messages dropped ** [ 1351.610989][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 8 printk messages dropped ** [ 1351.611871][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 ** 6 printk messages dropped ** [ 1351.612408][ T32] r4:e06a9dc0 ** 2 printk messages dropped ** [ 1351.612729][ T32] r4:00000000 ** 3 printk messages dropped ** [ 1351.613070][ T32] r5:00001000 r4:dfb77000 ** 3 printk messages dropped ** [ 1351.613385][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 7 printk messages dropped ** [ 1351.613978][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 3 printk messages dropped ** [ 1351.614250][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 6 printk messages dropped ** [ 1351.614703][ T32] task:kworker/0:745 state:D stack:0 pid:7603 tgid:7603 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.615395][ T32] r5:8517e000 r4:82918640 [ 1351.615451][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.615741][ T32] r4:00000000 [ 1351.615789][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.615876][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.615960][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.616052][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950ec0 [ 1351.616105][ T32] r4:00000000 [ 1351.616150][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.616246][ T32] r9:83018005 r8:8517e000 r7:00000000 r6:83018000 r5:00001000 r4:7f72d000 [ 1351.616299][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.616389][ T32] r5:00001000 r4:ece97000 [ 1351.616435][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.616521][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.616624][ T32] r5:859cc78c r4:859cc400 [ 1351.616672][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.616766][ T32] r7:dddced40 r6:83018000 r5:859cc78c r4:85bc5200 [ 1351.616821][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.616922][ T32] r10:61c88647 r9:8517e000 r8:85bc522c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.616983][ T32] r4:85bc5200 [ 1351.617033][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.617147][ T32] r10:00000000 r9:85bc5200 r8:8027ed34 r7:ece8de60 r6:85bc5280 r5:8517e000 [ 1351.617204][ T32] r4:00000001 [ 1351.617253][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.617334][ T32] Exception stack(0xecef1fb0 to 0xecef1ff8) [ 1351.617410][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.617474][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.617547][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.617617][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.617688][ T32] r4:85950cc0 [ 1351.618483][ T32] INFO: task kworker/0:745:7603 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.618592][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.618788][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.618891][ T32] Call trace: [ 1351.619052][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.619163][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.619291][ T32] r4:00000000 [ 1351.619368][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.619474][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.619696][ T32] 9d20: c6d4f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.619809][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.620022][ T32] 9d60: 800e0013 ffffffff [ 1351.640404][ T32] r5:800e0013 r4:80239bd0 [ 1351.640449][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.640520][ T32] r4:82ac11e4 [ 1351.640541][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.640585][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.640609][ T32] r4:e06a9dc0 [ 1351.640629][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.640672][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.640695][ T32] r4:00000000 [ 1351.640715][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.640769][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.640794][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.640840][ T32] r5:00001000 r4:dfb77000 [ 1351.640860][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.640900][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.640943][ T32] r5:8501a38c r4:8501a000 [ 1351.640963][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.641010][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.641030][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.641077][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.641099][ T32] r4:85093380 ** 3 printk messages dropped ** [ 1351.641203][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 10 printk messages dropped ** [ 1351.641594][ T32] task:kworker/0:746 state:D stack:0 pid:7604 tgid:7604 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.641976][ T32] r5:84938000 r4:82918640 [ 1351.641996][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 6 printk messages dropped ** [ 1351.642392][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950dc0 ** 9 printk messages dropped ** [ 1351.642834][ T32] r7:dddced40 r6:83018000 r5:859ccb8c r4:85bc5300 ** 5 printk messages dropped ** [ 1351.643061][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.643256][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 10 printk messages dropped ** [ 1351.644240][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 8 printk messages dropped ** [ 1351.644580][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1351.644849][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1351.645284][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1351.645583][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 9 printk messages dropped ** [ 1351.646006][ T32] Call trace: ** 4 printk messages dropped ** [ 1351.646235][ T32] r5:84938c00 r4:82918640 [ 1351.646324][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1351.646691][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 8 printk messages dropped ** [ 1351.647210][ T32] r5:858feb8c r4:858fe800 ** 1 printk messages dropped ** [ 1351.647429][ T32] r7:dddced40 r6:83018000 r5:858feb8c r4:85bc5400 [ 1351.647453][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.647499][ T32] r10:61c88647 r9:84938c00 r8:85bc542c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.647542][ T32] r4:85bc5400 [ 1351.647723][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.647814][ T32] r10:00000000 r9:85bc5400 r8:8027ed34 r7:ecef5e60 r6:85bc5480 r5:84938c00 [ 1351.647866][ T32] r4:00000001 [ 1351.647888][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.647951][ T32] Exception stack(0xecee5fb0 to 0xecee5ff8) [ 1351.647981][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.648017][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.648146][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.648229][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.648256][ T32] r4:85950cc0 [ 1351.648583][ T32] INFO: task kworker/0:747:7605 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.648670][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.648772][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.648826][ T32] Call trace: [ 1351.648882][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.648937][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.648960][ T32] r4:00000000 [ 1351.649029][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.649073][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.649131][ T32] 9d20: c6ea6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.649175][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.649268][ T32] 9d60: 800e0013 ffffffff [ 1351.649323][ T32] r5:800e0013 r4:80239bd0 [ 1351.649346][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.649419][ T32] r4:82ac11e4 [ 1351.649465][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.649560][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.649586][ T32] r4:e06a9dc0 [ 1351.649606][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.649648][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.649672][ T32] r4:00000000 [ 1351.649706][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.649783][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.649809][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.649854][ T32] r5:00001000 r4:dfb77000 [ 1351.649873][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.675206][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.675362][ T32] r5:8501a38c r4:8501a000 [ 1351.675399][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.675521][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.675582][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.675648][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.675724][ T32] r4:85093380 [ 1351.675757][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.675813][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.675837][ T32] r4:00000001 [ 1351.675859][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.675898][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.675959][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.676078][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.676109][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.676138][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.676161][ T32] r4:8508f600 [ 1351.676184][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.676215][ T32] INFO: task kworker/0:748:7606 blocked for more than 478 seconds. [ 1351.676251][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.676276][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.676299][ T32] task:kworker/0:748 state:D stack:0 pid:7606 tgid:7606 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.676354][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.676487][ T32] Call trace: [ 1351.676546][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.676612][ T32] r10:82918644 r9:ecef9d84 r8:00000002 r7:60000113 r6:ecef9d8c r5:84939800 [ 1351.676644][ T32] r4:84939800 [ 1351.676688][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.676737][ T32] r5:84939800 r4:82918640 [ 1351.676887][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.676983][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 6 printk messages dropped ** [ 1351.677361][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.677654][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.678116][ T32] r4:00000001 ** 4 printk messages dropped ** [ 1351.678469][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.679396][ T32] r4:00000000 ** 8 printk messages dropped ** [ 1351.693452][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1351.694236][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 9 printk messages dropped ** [ 1351.695142][ T32] r4:00000001 [ 1351.695167][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.695208][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.695244][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.695275][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.695303][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.695333][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.695386][ T32] r4:8508f600 [ 1351.695444][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.695520][ T32] INFO: task kworker/0:749:7608 blocked for more than 478 seconds. [ 1351.695589][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.695702][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.695749][ T32] task:kworker/0:749 state:D stack:0 pid:7608 tgid:7608 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.695852][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.695929][ T32] Call trace: [ 1351.695995][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.696342][ T32] r10:82918644 r9:ecf01d84 r8:00000002 r7:60000113 r6:ecf01d8c r5:8493a400 [ 1351.696377][ T32] r4:8493a400 [ 1351.696400][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.696478][ T32] r5:8493a400 r4:82918640 [ 1351.696537][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.696585][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.696632][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf01e08 [ 1351.696859][ T32] r4:00000000 [ 1351.697032][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.697149][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.697204][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.697517][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bf700 [ 1351.697784][ T32] r4:00000000 [ 1351.697843][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.697946][ T32] r9:83018005 r8:8493a400 r7:00000000 r6:83018000 r5:00001000 r4:7f84b000 [ 1351.698056][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.698163][ T32] r5:00001000 r4:ed39f000 [ 1351.698192][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.698514][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.698578][ T32] r5:859cdb8c r4:859cd800 [ 1351.698600][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.698650][ T32] r7:dddced40 r6:83018000 r5:859cdb8c r4:85bc5600 [ 1351.698972][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.699024][ T32] r10:61c88647 r9:8493a400 r8:85bc562c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.699047][ T32] r4:85bc5600 [ 1351.699085][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.699132][ T32] r10:00000000 r9:85bc5600 r8:8027ed34 r7:ecef9e60 r6:85bc5680 r5:8493a400 [ 1351.699302][ T32] r4:00000001 [ 1351.699529][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.699705][ T32] Exception stack(0xecf01fb0 to 0xecf01ff8) [ 1351.699819][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.699937][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.724119][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.724179][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.724205][ T32] r4:85950cc0 [ 1351.724709][ T32] INFO: task kworker/0:749:7608 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.724859][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.725069][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.725265][ T32] Call trace: [ 1351.725303][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.725364][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 ** 8 printk messages dropped ** [ 1351.725883][ T32] r4:82ac11e4 ** 4 printk messages dropped ** [ 1351.726351][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 ** 10 printk messages dropped ** [ 1351.727360][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 9 printk messages dropped ** [ 1351.727833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 7 printk messages dropped ** [ 1351.728237][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.728557][ T32] r5:8493e000 r4:82918640 [ 1351.728586][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 4 printk messages dropped ** [ 1351.728875][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) ** 9 printk messages dropped ** [ 1351.729360][ T32] r5:859cdf8c r4:859cdc00 ** 4 printk messages dropped ** [ 1351.729578][ T32] r4:85bc5700 ** 5 printk messages dropped ** [ 1351.737319][ T32] dfa0: 00000000 00000000 00000000 00000000 ** 12 printk messages dropped ** [ 1351.738366][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) ** 7 printk messages dropped ** [ 1351.738606][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 8 printk messages dropped ** [ 1351.739302][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 11 printk messages dropped ** [ 1351.753465][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1351.753686][ T32] INFO: task kworker/0:751:7790 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.754172][ T32] r5:8493ec00 r4:82918640 [ 1351.754192][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 1 printk messages dropped ** [ 1351.754306][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed711e08 [ 1351.754332][ T32] r4:00000000 [ 1351.754351][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.754390][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.754446][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.754492][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bfb00 [ 1351.754549][ T32] r4:00000000 [ 1351.754573][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.754621][ T32] r9:83018005 r8:8493ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f873000 [ 1351.754643][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.754769][ T32] r5:00001000 r4:ed68d000 [ 1351.754809][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.754855][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.754917][ T32] r5:859ce38c r4:859ce000 [ 1351.754942][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.754995][ T32] r7:dddced40 r6:83018000 r5:859ce38c r4:85bc5800 [ 1351.755046][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.755097][ T32] r10:61c88647 r9:8493ec00 r8:85bc582c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.755151][ T32] r4:85bc5800 [ 1351.755220][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.755278][ T32] r10:00000000 r9:85bc5800 r8:8027ed34 r7:ecef9e60 r6:85bc5880 r5:8493ec00 [ 1351.755302][ T32] r4:00000001 [ 1351.755321][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.755428][ T32] Exception stack(0xed711fb0 to 0xed711ff8) [ 1351.755481][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.755737][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.755786][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.755818][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.755842][ T32] r4:856bf780 [ 1351.756333][ T32] INFO: task kworker/0:751:7790 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.756384][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.756450][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.756502][ T32] Call trace: [ 1351.756543][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.756644][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.756742][ T32] r4:00000000 [ 1351.756785][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.756860][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.756911][ T32] 9d20: c7e9f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.756943][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.756982][ T32] 9d60: 800e0013 ffffffff [ 1351.757011][ T32] r5:800e0013 r4:80239bd0 [ 1351.757218][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.757265][ T32] r4:82ac11e4 [ 1351.757286][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.757455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.757481][ T32] r4:e06a9dc0 [ 1351.757502][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.757552][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.757573][ T32] r4:00000000 [ 1351.757593][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.757636][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.757658][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.757699][ T32] r5:00001000 r4:dfb77000 [ 1351.757737][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.757869][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) ** 5 printk messages dropped ** [ 1351.758444][ T32] r4:85093380 ** 4 printk messages dropped ** [ 1351.758617][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) ** 6 printk messages dropped ** [ 1351.759079][ T32] INFO: task kworker/0:752:7810 blocked for more than 478 seconds. ** 9 printk messages dropped ** [ 1351.759606][ T32] r5:8493bc00 r4:82918640 [ 1351.759629][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.759710][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 4 printk messages dropped ** [ 1351.780244][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 10 printk messages dropped ** [ 1351.781064][ T32] r7:dddced40 r6:83018000 r5:859ce78c r4:85bc5900 ** 8 printk messages dropped ** [ 1351.781566][ T32] 5fa0: 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.782402][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) ** 10 printk messages dropped ** [ 1351.782861][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) ** 9 printk messages dropped ** [ 1351.783223][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1351.783709][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.784088][ T32] Not tainted 6.15.0-syzkaller #0 ** 6 printk messages dropped ** [ 1351.784393][ T32] r4:8493c800 ** 1 printk messages dropped ** [ 1351.784492][ T32] r5:8493c800 r4:82918640 ** 1 printk messages dropped ** [ 1351.784588][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) ** 3 printk messages dropped ** [ 1351.784734][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.784792][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.784837][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bad40 [ 1351.784872][ T32] r4:00000000 [ 1351.784895][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.784952][ T32] r9:83018005 r8:8493c800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [ 1351.785026][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.785089][ T32] r5:00001000 r4:dfb51000 [ 1351.785137][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.785180][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.785221][ T32] r5:849ce78c r4:849ce400 [ 1351.785242][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.785286][ T32] r7:dddced40 r6:83018000 r5:849ce78c r4:85bc5a00 [ 1351.785307][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.785351][ T32] r10:61c88647 r9:8493c800 r8:85bc5a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.785409][ T32] r4:85bc5a00 [ 1351.785465][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.785569][ T32] r10:00000000 r9:85bc5a00 r8:8027ed34 r7:ecef9e60 r6:85bc5a80 r5:8493c800 [ 1351.785639][ T32] r4:00000001 [ 1351.785678][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.785722][ T32] Exception stack(0xed71dfb0 to 0xed71dff8) [ 1351.785774][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.785807][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.785835][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.785864][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.785886][ T32] r4:856bfd40 [ 1351.786229][ T32] INFO: task kworker/0:753:7813 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.786262][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.786363][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.786461][ T32] Call trace: [ 1351.786502][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.786562][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.786587][ T32] r4:00000000 [ 1351.786606][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.786645][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.786674][ T32] 9d20: c81d5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.786714][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.786804][ T32] 9d60: 800e0013 ffffffff [ 1351.786908][ T32] r5:800e0013 r4:80239bd0 [ 1351.786932][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.786974][ T32] r4:82ac11e4 [ 1351.786994][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.787035][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.787058][ T32] r4:e06a9dc0 [ 1351.787077][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.787118][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.787141][ T32] r4:00000000 [ 1351.787172][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.787233][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.787258][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.787303][ T32] r5:00001000 r4:dfb77000 [ 1351.787323][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.787363][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.787417][ T32] r5:8501a38c r4:8501a000 [ 1351.787472][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.787531][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.787554][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) ** 1 printk messages dropped ** [ 1351.787651][ T32] r4:85093380 ** 6 printk messages dropped ** [ 1351.787995][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 8 printk messages dropped ** [ 1351.788295][ T32] Workqueue: events bpf_prog_free_deferred ** 5 printk messages dropped ** [ 1351.788585][ T32] r5:858ba400 r4:82918640 [ 1351.788606][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 2 printk messages dropped ** [ 1351.788782][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.788992][ T32] r4:00000000 ** 4 printk messages dropped ** [ 1351.789230][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 10 printk messages dropped ** [ 1351.820540][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 8 printk messages dropped ** [ 1351.821455][ T32] Workqueue: events bpf_prog_free_deferred ** 8 printk messages dropped ** [ 1351.821860][ T32] 9d60: 800e0013 ffffffff ** 5 printk messages dropped ** [ 1351.822132][ T32] r4:e06a9dc0 ** 4 printk messages dropped ** [ 1351.822415][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 ** 9 printk messages dropped ** [ 1351.822982][ T32] r4:85093380 ** 3 printk messages dropped ** [ 1351.823120][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) ** 7 printk messages dropped ** [ 1351.823468][ T32] INFO: task kworker/0:755:7902 blocked for more than 478 seconds. [ 1351.823512][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.823539][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.823560][ T32] task:kworker/0:755 state:D stack:0 pid:7902 tgid:7902 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.823632][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.823746][ T32] Call trace: [ 1351.823817][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.823884][ T32] r10:82918644 r9:eda89d84 r8:00000002 r7:60000113 r6:eda89d8c r5:858bd400 [ 1351.823911][ T32] r4:858bd400 [ 1351.824005][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.824066][ T32] r5:858bd400 r4:82918640 [ 1351.824089][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.824132][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.824179][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda89e08 [ 1351.824249][ T32] r4:00000000 [ 1351.824299][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.824344][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.824382][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.824425][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bac80 [ 1351.824447][ T32] r4:00000000 [ 1351.824466][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.824515][ T32] r9:83018005 r8:858bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [ 1351.824538][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.824654][ T32] r5:00001000 r4:dfb0f000 [ 1351.824678][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.824743][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.824861][ T32] r5:849ceb8c r4:849ce800 [ 1351.824886][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.824931][ T32] r7:dddced40 r6:83018000 r5:849ceb8c r4:85bc5c00 [ 1351.824976][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.825035][ T32] r10:61c88647 r9:858bd400 r8:85bc5c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.825089][ T32] r4:85bc5c00 [ 1351.825124][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.825172][ T32] r10:00000000 r9:85bc5c00 r8:8027ed34 r7:ed71de60 r6:85bc5c80 r5:858bd400 [ 1351.825194][ T32] r4:00000001 [ 1351.825229][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.825269][ T32] Exception stack(0xeda89fb0 to 0xeda89ff8) [ 1351.825321][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.825354][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.825384][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.825459][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.825500][ T32] r4:8594a9c0 [ 1351.825939][ T32] INFO: task kworker/0:755:7902 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.826018][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.826159][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.826290][ T32] Call trace: [ 1351.826400][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.826456][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.826481][ T32] r4:00000000 [ 1351.826520][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.826563][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.826594][ T32] 9d20: c889c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.826656][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.826756][ T32] 9d60: 800e0013 ffffffff ** 4 printk messages dropped ** [ 1351.827011][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 ** 8 printk messages dropped ** [ 1351.827438][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 8 printk messages dropped ** [ 1351.828035][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 ** 10 printk messages dropped ** [ 1351.828639][ T32] Not tainted 6.15.0-syzkaller #0 ** 8 printk messages dropped ** [ 1351.829199][ T32] r5:858bbc00 r4:82918640 [ 1351.829219][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) ** 5 printk messages dropped ** [ 1351.829590][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) ** 9 printk messages dropped ** [ 1351.852738][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) ** 11 printk messages dropped ** [ 1351.853320][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 ** 8 printk messages dropped ** [ 1351.854309][ T32] r4:00000000 ** 7 printk messages dropped ** [ 1351.854675][ T32] r4:82ac11e4 ** 2 printk messages dropped ** [ 1351.854830][ T32] r4:e06a9dc0 [ 1351.854876][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.854923][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.854958][ T32] r4:00000000 [ 1351.854982][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.855030][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.855052][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.855094][ T32] r5:00001000 r4:dfb77000 [ 1351.855145][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.855189][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.855255][ T32] r5:8501a38c r4:8501a000 [ 1351.855279][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.855351][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.855377][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.855504][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.855561][ T32] r4:85093380 [ 1351.855600][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.855658][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.855740][ T32] r4:00000001 [ 1351.855783][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.855851][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.855880][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.855933][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.855969][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.856000][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.856023][ T32] r4:8508f600 [ 1351.856057][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.856100][ T32] INFO: task kworker/0:757:8031 blocked for more than 478 seconds. [ 1351.856140][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.856166][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.856188][ T32] task:kworker/0:757 state:D stack:0 pid:8031 tgid:8031 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.856292][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.856344][ T32] Call trace: [ 1351.856402][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.856454][ T32] r10:82918644 r9:edf49d84 r8:00000002 r7:60000013 r6:edf49d8c r5:858bc800 [ 1351.856478][ T32] r4:858bc800 [ 1351.856502][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.856554][ T32] r5:858bc800 r4:82918640 [ 1351.856616][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.856665][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.856711][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf49e08 [ 1351.856734][ T32] r4:00000000 [ 1351.856777][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.856821][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.856888][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.856996][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856baec0 ** 5 printk messages dropped ** [ 1351.857313][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 3 printk messages dropped ** [ 1351.857617][ T32] r7:dddced40 r6:83018000 r5:849ce38c r4:85bc5d00 [ 1351.857692][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.857744][ T32] r10:61c88647 r9:858bc800 r8:85bc5d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.857803][ T32] r4:85bc5d00 [ 1351.857830][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.857901][ T32] r10:00000000 r9:85bc5d00 r8:8027ed34 r7:edf89e60 r6:85bc5e80 r5:858bc800 [ 1351.857929][ T32] r4:00000001 [ 1351.857954][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.857995][ T32] Exception stack(0xedf49fb0 to 0xedf49ff8) [ 1351.858021][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.858074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.858106][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.858135][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.858185][ T32] r4:856baa80 [ 1351.858592][ T32] INFO: task kworker/0:757:8031 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.858655][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.858755][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.858888][ T32] Call trace: [ 1351.858922][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.858976][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.859001][ T32] r4:00000000 [ 1351.859021][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.859061][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.859116][ T32] 9d20: c8dfd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.859186][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.859219][ T32] 9d60: 800e0013 ffffffff [ 1351.859272][ T32] r5:800e0013 r4:80239bd0 [ 1351.859323][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.859371][ T32] r4:82ac11e4 [ 1351.859418][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.859468][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.859492][ T32] r4:e06a9dc0 [ 1351.859526][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.859569][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.859637][ T32] r4:00000000 [ 1351.859691][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.859756][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.859834][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.873504][ T32] r5:00001000 r4:dfb77000 [ 1351.873582][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.873681][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.873733][ T32] r5:8501a38c r4:8501a000 [ 1351.873756][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.873809][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.873856][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.873915][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.873940][ T32] r4:85093380 ** 2 printk messages dropped ** [ 1351.874116][ T32] r4:00000001 ** 3 printk messages dropped ** [ 1351.874300][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 ** 4 printk messages dropped ** [ 1351.874512][ T32] INFO: task kworker/0:758:8034 blocked for more than 478 seconds. ** 2 printk messages dropped ** [ 1351.874606][ T32] task:kworker/0:758 state:D stack:0 pid:8034 tgid:8034 ppid:2 task_flags:0x4208060 flags:0x00000000 ** 6 printk messages dropped ** [ 1351.875017][ T32] r5:858b8000 r4:82918640 [ 1351.875043][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.875092][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.875142][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf4de08 [ 1351.875191][ T32] r4:00000000 [ 1351.875243][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.875291][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.875335][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.875378][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5fc0 [ 1351.875435][ T32] r4:00000000 [ 1351.875479][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.875556][ T32] r9:83018005 r8:858b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [ 1351.875612][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.875689][ T32] r5:00001000 r4:ecc63000 [ 1351.875723][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.875770][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.875813][ T32] r5:849cd78c r4:849cd400 [ 1351.875854][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.875949][ T32] r7:dddced40 r6:83018000 r5:849cd78c r4:85bc5f00 [ 1351.875978][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.876040][ T32] r10:61c88647 r9:858b8000 r8:85bc5f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.876098][ T32] r4:85bc5f00 [ 1351.876135][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.876205][ T32] r10:00000000 r9:85bc5f00 r8:8027ed34 r7:edf89e60 r6:85bc5f80 r5:858b8000 [ 1351.876240][ T32] r4:00000001 [ 1351.876280][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.876333][ T32] Exception stack(0xedf4dfb0 to 0xedf4dff8) [ 1351.876363][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.876393][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.876423][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.876477][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.876549][ T32] r4:856ba5c0 [ 1351.877116][ T32] INFO: task kworker/0:758:8034 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.877207][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.877447][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.877533][ T32] Call trace: [ 1351.877565][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.877616][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.877640][ T32] r4:00000000 [ 1351.877660][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.877698][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.877729][ T32] 9d20: c8dfd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.877760][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.877784][ T32] 9d60: 800e0013 ffffffff [ 1351.877813][ T32] r5:800e0013 r4:80239bd0 [ 1351.877835][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.877877][ T32] r4:82ac11e4 [ 1351.877897][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.877962][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.878150][ T32] r4:e06a9dc0 [ 1351.878181][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.878225][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.878251][ T32] r4:00000000 [ 1351.878272][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.878317][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.878356][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.878401][ T32] r5:00001000 r4:dfb77000 [ 1351.878421][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.878485][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.878538][ T32] r5:8501a38c r4:8501a000 [ 1351.878597][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.878672][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.878746][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.878800][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.878824][ T32] r4:85093380 [ 1351.878844][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.878963][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.878989][ T32] r4:00000001 [ 1351.879049][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.879088][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.879116][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.879143][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.879243][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.879326][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.879353][ T32] r4:8508f600 [ 1351.879375][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.879402][ T32] INFO: task kworker/0:759:8036 blocked for more than 478 seconds. [ 1351.879433][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.879456][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.879477][ T32] task:kworker/0:759 state:D stack:0 pid:8036 tgid:8036 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.879612][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.879659][ T32] Call trace: [ 1351.879760][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.897285][ T32] r10:82918644 r9:edf5dd84 r8:00000002 r7:60000113 r6:edf5dd8c r5:85c05400 [ 1351.897387][ T32] r4:85c05400 [ 1351.897416][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.897486][ T32] r5:85c05400 r4:82918640 [ 1351.897580][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.897633][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.897706][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf5de08 [ 1351.897733][ T32] r4:00000000 [ 1351.897754][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.897842][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.897900][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.897969][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba740 [ 1351.898001][ T32] r4:00000000 [ 1351.898022][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.898070][ T32] r9:83018005 r8:85c05400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [ 1351.898093][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.898138][ T32] r5:00001000 r4:dfd5f000 [ 1351.898184][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.898230][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.898273][ T32] r5:849cdb8c r4:849cd800 [ 1351.898293][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.898366][ T32] r7:dddced40 r6:83018000 r5:849cdb8c r4:85bbf000 [ 1351.898392][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.898439][ T32] r10:61c88647 r9:85c05400 r8:85bbf02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.898462][ T32] r4:85bbf000 [ 1351.898510][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.898561][ T32] r10:00000000 r9:85bbf000 r8:8027ed34 r7:edf4de60 r6:85a74480 r5:85c05400 [ 1351.898610][ T32] r4:00000001 [ 1351.898635][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.898672][ T32] Exception stack(0xedf5dfb0 to 0xedf5dff8) [ 1351.898703][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.898782][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.898812][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.898842][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.898889][ T32] r4:856baa00 [ 1351.899386][ T32] INFO: task kworker/0:759:8036 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.899424][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.899493][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.899560][ T32] Call trace: [ 1351.899699][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.899757][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.899810][ T32] r4:00000000 [ 1351.899880][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.910403][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.910486][ T32] 9d20: c9327000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.910632][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.910661][ T32] 9d60: 800e0013 ffffffff [ 1351.910716][ T32] r5:800e0013 r4:80239bd0 [ 1351.910742][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.910833][ T32] r4:82ac11e4 [ 1351.910858][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.910905][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.910929][ T32] r4:e06a9dc0 [ 1351.910986][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.911035][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.911059][ T32] r4:00000000 [ 1351.911103][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.911222][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.911262][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) ** 1 printk messages dropped ** [ 1351.911334][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) ** 5 printk messages dropped ** [ 1351.911561][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 ** 2 printk messages dropped ** [ 1351.911650][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.911727][ T32] r4:00000001 [ 1351.911764][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.911828][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.911861][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.911891][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.911928][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.911995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.912021][ T32] r4:8508f600 [ 1351.912056][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.912092][ T32] INFO: task kworker/0:760:8038 blocked for more than 478 seconds. [ 1351.912128][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.912153][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.912176][ T32] task:kworker/0:760 state:D stack:0 pid:8038 tgid:8038 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.912245][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.912334][ T32] Call trace: [ 1351.912380][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.912470][ T32] r10:82918644 r9:edf61d84 r8:00000002 r7:60000013 r6:edf61d8c r5:85c06000 [ 1351.912498][ T32] r4:85c06000 [ 1351.912523][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.912565][ T32] r5:85c06000 r4:82918640 [ 1351.912612][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.912658][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.912708][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf61e08 [ 1351.912732][ T32] r4:00000000 [ 1351.912775][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.912817][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.912899][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.912945][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7300 [ 1351.912969][ T32] r4:00000000 [ 1351.913013][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.913107][ T32] r9:83018005 r8:85c06000 r7:00000000 r6:83018000 r5:00001000 r4:7f989000 [ 1351.913133][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.913199][ T32] r5:00001000 r4:ecf25000 [ 1351.913249][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.913308][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.913354][ T32] r5:849ccb8c r4:849cc800 [ 1351.913374][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.913420][ T32] r7:dddced40 r6:83018000 r5:849ccb8c r4:85bbf080 [ 1351.913457][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.913512][ T32] r10:61c88647 r9:85c06000 r8:85bbf0ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.913536][ T32] r4:85bbf080 [ 1351.913555][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.913598][ T32] r10:00000000 r9:85bbf080 r8:8027ed34 r7:edf4de60 r6:85a74500 r5:85c06000 [ 1351.913633][ T32] r4:00000001 [ 1351.913655][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.913690][ T32] Exception stack(0xedf61fb0 to 0xedf61ff8) [ 1351.913716][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.913743][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.913770][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.913824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.913865][ T32] r4:856ba5c0 [ 1351.914352][ T32] INFO: task kworker/0:760:8038 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.914388][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.914517][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.914565][ T32] Call trace: [ 1351.914620][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.914673][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.914701][ T32] r4:00000000 [ 1351.914722][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.914761][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.914819][ T32] 9d20: c9327000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.914867][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.914894][ T32] 9d60: 800e0013 ffffffff [ 1351.914918][ T32] r5:800e0013 r4:80239bd0 [ 1351.914939][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.914980][ T32] r4:82ac11e4 [ 1351.915000][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.915041][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.915063][ T32] r4:e06a9dc0 [ 1351.915082][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.915122][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.915185][ T32] r4:00000000 [ 1351.915210][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.915255][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.915277][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.915319][ T32] r5:00001000 r4:dfb77000 [ 1351.915340][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.915378][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.915472][ T32] r5:8501a38c r4:8501a000 [ 1351.915513][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.915591][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.915619][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.915698][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.915733][ T32] r4:85093380 [ 1351.915778][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.915830][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.915878][ T32] r4:00000001 [ 1351.915902][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.915938][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.915964][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.915994][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.916022][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.916054][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.916090][ T32] r4:8508f600 [ 1351.916115][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.916141][ T32] INFO: task kworker/0:761:8039 blocked for more than 478 seconds. [ 1351.916171][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.916195][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.916247][ T32] task:kworker/0:761 state:D stack:0 pid:8039 tgid:8039 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.916298][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.916398][ T32] Call trace: [ 1351.916432][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.916480][ T32] r10:82918644 r9:edf65d84 r8:00000002 r7:60000113 r6:edf65d8c r5:85c01800 ** 2 printk messages dropped ** [ 1351.916622][ T32] r5:85c01800 r4:82918640 [ 1351.916671][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.916732][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.916783][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf65e08 [ 1351.916808][ T32] r4:00000000 [ 1351.916828][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.916867][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.916904][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.916959][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7040 [ 1351.916987][ T32] r4:00000000 [ 1351.917012][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.917059][ T32] r9:83018005 r8:85c01800 r7:00000000 r6:83018000 r5:00001000 r4:7f985000 [ 1351.917083][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.917125][ T32] r5:00001000 r4:ecd6b000 [ 1351.917184][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.917228][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.917272][ T32] r5:849cd38c r4:849cd000 [ 1351.917293][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.917337][ T32] r7:dddced40 r6:83018000 r5:849cd38c r4:85bbf100 [ 1351.917358][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.917402][ T32] r10:61c88647 r9:85c01800 r8:85bbf12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.917454][ T32] r4:85bbf100 [ 1351.917511][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.917561][ T32] r10:00000000 r9:85bbf100 r8:8027ed34 r7:edf61e60 r6:85a74580 r5:85c01800 [ 1351.917585][ T32] r4:00000001 [ 1351.917604][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.917639][ T32] Exception stack(0xedf65fb0 to 0xedf65ff8) [ 1351.917668][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.917699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.917727][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.917756][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.917779][ T32] r4:856ba5c0 [ 1351.918163][ T32] INFO: task kworker/0:761:8039 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.918206][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.918321][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.918382][ T32] Call trace: [ 1351.918561][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.918657][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.918685][ T32] r4:00000000 [ 1351.918707][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.918748][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.918800][ T32] 9d20: c9327000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.918851][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.918908][ T32] 9d60: 800e0013 ffffffff [ 1351.918961][ T32] r5:800e0013 r4:80239bd0 [ 1351.918987][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.919050][ T32] r4:82ac11e4 [ 1351.919099][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.919146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.919170][ T32] r4:e06a9dc0 [ 1351.919193][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.919236][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.919310][ T32] r4:00000000 [ 1351.919437][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.919525][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.919584][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.919638][ T32] r5:00001000 r4:dfb77000 [ 1351.919660][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.919744][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.919792][ T32] r5:8501a38c r4:8501a000 [ 1351.919814][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.940556][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.940661][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.940738][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.940767][ T32] r4:85093380 [ 1351.940788][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.940836][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.940860][ T32] r4:00000001 [ 1351.940880][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.940917][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.940949][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.941001][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.941036][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.941067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.941092][ T32] r4:8508f600 [ 1351.941116][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.941149][ T32] INFO: task kworker/0:762:8041 blocked for more than 478 seconds. [ 1351.941186][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.941213][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.941238][ T32] task:kworker/0:762 state:D stack:0 pid:8041 tgid:8041 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.941397][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.941460][ T32] Call trace: [ 1351.941498][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.941605][ T32] r10:82918644 r9:edf69d84 r8:00000002 r7:60000113 r6:edf69d8c r5:85c00c00 [ 1351.941643][ T32] r4:85c00c00 [ 1351.941665][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.941709][ T32] r5:85c00c00 r4:82918640 [ 1351.941731][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.941775][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.941822][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf69e08 [ 1351.941845][ T32] r4:00000000 [ 1351.941865][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.941918][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.941990][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.942062][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7200 [ 1351.942093][ T32] r4:00000000 [ 1351.942116][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.942168][ T32] r9:83018005 r8:85c00c00 r7:00000000 r6:83018000 r5:00001000 r4:7f987000 [ 1351.942205][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.942268][ T32] r5:00001000 r4:ecec1000 [ 1351.942323][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.942373][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.942417][ T32] r5:849ccf8c r4:849ccc00 [ 1351.942450][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.942538][ T32] r7:dddced40 r6:83018000 r5:849ccf8c r4:85bbf180 [ 1351.942566][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.942614][ T32] r10:61c88647 r9:85c00c00 r8:85bbf1ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.942652][ T32] r4:85bbf180 [ 1351.942677][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.942724][ T32] r10:00000000 r9:85bbf180 r8:8027ed34 r7:edf61e60 r6:85a74600 r5:85c00c00 [ 1351.942748][ T32] r4:00000001 [ 1351.942807][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.942874][ T32] Exception stack(0xedf69fb0 to 0xedf69ff8) [ 1351.943125][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.943160][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.943190][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.943244][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.943299][ T32] r4:85bd7100 [ 1351.943821][ T32] INFO: task kworker/0:762:8041 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.943870][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.944036][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.944149][ T32] Call trace: [ 1351.944376][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.944433][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.944459][ T32] r4:00000000 [ 1351.944479][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.944525][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.944557][ T32] 9d20: c961d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.944587][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.944625][ T32] 9d60: 800e0013 ffffffff [ 1351.944654][ T32] r5:800e0013 r4:80239bd0 [ 1351.944676][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.944720][ T32] r4:82ac11e4 [ 1351.944764][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.944812][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.944838][ T32] r4:e06a9dc0 [ 1351.944860][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.944929][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.945019][ T32] r4:00000000 [ 1351.945081][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.945133][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.945206][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.945254][ T32] r5:00001000 r4:dfb77000 [ 1351.945275][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.945342][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.945404][ T32] r5:8501a38c r4:8501a000 [ 1351.945483][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.945571][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.945623][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.945673][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.945697][ T32] r4:85093380 [ 1351.945773][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.945846][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.945873][ T32] r4:00000001 [ 1351.945918][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.945961][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.946001][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.946035][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.946063][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.946092][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.946140][ T32] r4:8508f600 [ 1351.946165][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.946191][ T32] INFO: task kworker/0:763:8043 blocked for more than 478 seconds. [ 1351.946293][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.946320][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.946341][ T32] task:kworker/0:763 state:D stack:0 pid:8043 tgid:8043 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.946389][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.946431][ T32] Call trace: [ 1351.946504][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.946585][ T32] r10:82918644 r9:edf6dd84 r8:00000002 r7:60000113 r6:edf6dd8c r5:85c03000 [ 1351.946611][ T32] r4:85c03000 [ 1351.946630][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.946669][ T32] r5:85c03000 r4:82918640 [ 1351.946689][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.946762][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.946812][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf6de08 [ 1351.946836][ T32] r4:00000000 [ 1351.946855][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.946893][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.946956][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.947005][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd73c0 [ 1351.947029][ T32] r4:00000000 [ 1351.947072][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.947222][ T32] r9:83018005 r8:85c03000 r7:00000000 r6:83018000 r5:00001000 r4:7f98b000 [ 1351.947251][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.947322][ T32] r5:00001000 r4:ed123000 [ 1351.947431][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.947562][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.947611][ T32] r5:849cc78c r4:849cc400 [ 1351.947648][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.947738][ T32] r7:dddced40 r6:83018000 r5:849cc78c r4:85bbf200 [ 1351.947765][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.947812][ T32] r10:61c88647 r9:85c03000 r8:85bbf22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.947835][ T32] r4:85bbf200 [ 1351.947879][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.947929][ T32] r10:00000000 r9:85bbf200 r8:8027ed34 r7:edf61e60 r6:85a74680 r5:85c03000 [ 1351.947951][ T32] r4:00000001 [ 1351.947969][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.948030][ T32] Exception stack(0xedf6dfb0 to 0xedf6dff8) [ 1351.948060][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1351.948090][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.948141][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.948174][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.948196][ T32] r4:85bd7280 [ 1351.948542][ T32] INFO: task kworker/0:763:8043 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.948576][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.948658][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.948753][ T32] Call trace: [ 1351.948925][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.948984][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.949025][ T32] r4:00000000 [ 1351.949049][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.949088][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.949142][ T32] 9d20: c961d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.949176][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.949201][ T32] 9d60: 800e0013 ffffffff [ 1351.949253][ T32] r5:800e0013 r4:80239bd0 [ 1351.949277][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.949319][ T32] r4:82ac11e4 [ 1351.949364][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.949478][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.949521][ T32] r4:e06a9dc0 [ 1351.949568][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.949630][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.949657][ T32] r4:00000000 [ 1351.949680][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.949754][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.949798][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.976085][ T32] r5:00001000 r4:dfb77000 [ 1351.976156][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.976234][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.976280][ T32] r5:8501a38c r4:8501a000 [ 1351.976338][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.976391][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.976414][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.976473][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.976505][ T32] r4:85093380 [ 1351.976534][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.976581][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.976609][ T32] r4:00000001 [ 1351.976631][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.976666][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.976698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.976727][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.976753][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.976811][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.976920][ T32] r4:8508f600 [ 1351.976950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.977020][ T32] INFO: task kworker/0:764:8046 blocked for more than 478 seconds. [ 1351.977086][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.977116][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.977140][ T32] task:kworker/0:764 state:D stack:0 pid:8046 tgid:8046 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.977231][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.977312][ T32] Call trace: [ 1351.977376][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.977434][ T32] r10:82918644 r9:edf71d84 r8:00000002 r7:60000013 r6:edf71d8c r5:85c06c00 [ 1351.977460][ T32] r4:85c06c00 [ 1351.977482][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.977539][ T32] r5:85c06c00 r4:82918640 [ 1351.977575][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.977623][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.977679][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf71e08 [ 1351.977718][ T32] r4:00000000 [ 1351.977742][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.977815][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.977888][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.977960][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd75c0 [ 1351.978008][ T32] r4:00000000 [ 1351.978029][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.978083][ T32] r9:83018005 r8:85c06c00 r7:00000000 r6:83018000 r5:00001000 r4:7f98f000 [ 1351.978105][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.978148][ T32] r5:00001000 r4:ed237000 [ 1351.978169][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.978208][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.978274][ T32] r5:849dff8c r4:849dfc00 [ 1351.978299][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.978369][ T32] r7:dddced40 r6:83018000 r5:849dff8c r4:85bbf280 [ 1351.978395][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.978455][ T32] r10:61c88647 r9:85c06c00 r8:85bbf2ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.978509][ T32] r4:85bbf280 [ 1351.978535][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.978580][ T32] r10:00000000 r9:85bbf280 r8:8027ed34 r7:edf6de60 r6:85a74700 r5:85c06c00 [ 1351.978605][ T32] r4:00000001 [ 1351.978642][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.978691][ T32] Exception stack(0xedf71fb0 to 0xedf71ff8) [ 1351.978747][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1351.978816][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.978847][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.978876][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.978899][ T32] r4:85bd7400 [ 1351.979386][ T32] INFO: task kworker/0:764:8046 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.979422][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.979481][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.979541][ T32] Call trace: [ 1351.979604][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.979658][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.979708][ T32] r4:00000000 [ 1351.979742][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.979786][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.979818][ T32] 9d20: c996c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.979955][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.993196][ T32] 9d60: 800e0013 ffffffff [ 1351.993313][ T32] r5:800e0013 r4:80239bd0 [ 1351.993342][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.993458][ T32] r4:82ac11e4 [ 1351.993484][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.993534][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1351.993560][ T32] r4:e06a9dc0 [ 1351.993579][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.993623][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1351.993646][ T32] r4:00000000 [ 1351.993681][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.993732][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1351.993755][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.993828][ T32] r5:00001000 r4:dfb77000 [ 1351.993853][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.993894][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.993937][ T32] r5:8501a38c r4:8501a000 [ 1351.993959][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.994011][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1351.994060][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.994133][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1351.994184][ T32] r4:85093380 [ 1351.994232][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.994314][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1351.994344][ T32] r4:00000001 [ 1351.994446][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.994489][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1351.994523][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1351.994584][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.994616][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.994644][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.994709][ T32] r4:8508f600 [ 1351.994737][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1351.994832][ T32] INFO: task kworker/0:765:8049 blocked for more than 478 seconds. [ 1351.994887][ T32] Not tainted 6.15.0-syzkaller #0 [ 1351.994911][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1351.994935][ T32] task:kworker/0:765 state:D stack:0 pid:8049 tgid:8049 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.995071][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.995177][ T32] Call trace: [ 1351.995247][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1351.995308][ T32] r10:82918644 r9:edf55d84 r8:00000002 r7:60000113 r6:edf55d8c r5:85c03c00 [ 1351.995333][ T32] r4:85c03c00 [ 1351.995379][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1351.995464][ T32] r5:85c03c00 r4:82918640 [ 1351.995516][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1351.995563][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1351.995609][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf55e08 [ 1351.995631][ T32] r4:00000000 [ 1351.995651][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1351.995710][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1351.995747][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1351.995787][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7680 [ 1351.995824][ T32] r4:00000000 [ 1351.995875][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1351.995969][ T32] r9:83018005 r8:85c03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f991000 [ 1351.996024][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1351.996070][ T32] r5:00001000 r4:ed321000 [ 1351.996090][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1351.996130][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1351.996228][ T32] r5:85c7038c r4:85c70000 [ 1351.996252][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1351.996297][ T32] r7:dddced40 r6:83018000 r5:85c7038c r4:85bbf300 [ 1351.996372][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1351.996422][ T32] r10:61c88647 r9:85c03c00 r8:85bbf32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1351.996445][ T32] r4:85bbf300 [ 1351.996464][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1351.996512][ T32] r10:00000000 r9:85bbf300 r8:8027ed34 r7:edf71e60 r6:85a74780 r5:85c03c00 [ 1351.996535][ T32] r4:00000001 [ 1351.996578][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1351.996641][ T32] Exception stack(0xedf55fb0 to 0xedf55ff8) [ 1351.996671][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1351.996699][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1351.996728][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1351.996772][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1351.996798][ T32] r4:85bd7500 [ 1351.997280][ T32] INFO: task kworker/0:765:8049 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1351.997316][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1351.997427][ T32] Workqueue: events bpf_prog_free_deferred [ 1351.997523][ T32] Call trace: [ 1351.997609][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1351.997662][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1351.997687][ T32] r4:00000000 [ 1351.997741][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1351.998641][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1351.998783][ T32] 9d20: c9dfd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1351.998995][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1351.999463][ T32] 9d60: 800e0013 ffffffff [ 1351.999558][ T32] r5:800e0013 r4:80239bd0 [ 1351.999586][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1351.999630][ T32] r4:82ac11e4 [ 1351.999719][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1351.999865][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.023906][ T32] r4:e06a9dc0 [ 1352.024030][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.024109][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.024133][ T32] r4:00000000 [ 1352.024182][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.024268][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.024374][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.024463][ T32] r5:00001000 r4:dfb77000 [ 1352.024490][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.024603][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.024686][ T32] r5:8501a38c r4:8501a000 [ 1352.024740][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.024797][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.024819][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.024889][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.024916][ T32] r4:85093380 [ 1352.024937][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.024982][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.025004][ T32] r4:00000001 [ 1352.025023][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.025103][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.025139][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.025192][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.025259][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.025295][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.025318][ T32] r4:8508f600 [ 1352.025364][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.025411][ T32] INFO: task kworker/0:766:8051 blocked for more than 478 seconds. [ 1352.025476][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.025513][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.025540][ T32] task:kworker/0:766 state:D stack:0 pid:8051 tgid:8051 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.025686][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.025738][ T32] Call trace: [ 1352.025805][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.025903][ T32] r10:82918644 r9:edf75d84 r8:00000002 r7:60000013 r6:edf75d8c r5:85c00000 [ 1352.025928][ T32] r4:85c00000 [ 1352.026029][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.026129][ T32] r5:85c00000 r4:82918640 [ 1352.026160][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.026229][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.026281][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf75e08 [ 1352.026306][ T32] r4:00000000 [ 1352.026350][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.026394][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.026432][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.026499][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd77c0 [ 1352.026540][ T32] r4:00000000 [ 1352.026610][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.026659][ T32] r9:83018005 r8:85c00000 r7:00000000 r6:83018000 r5:00001000 r4:7f993000 [ 1352.026681][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.026751][ T32] r5:00001000 r4:ed3b3000 [ 1352.026811][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.026854][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.026911][ T32] r5:85c7078c r4:85c70400 [ 1352.027053][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.027101][ T32] r7:dddced40 r6:83018000 r5:85c7078c r4:85bbf380 [ 1352.027122][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.027168][ T32] r10:61c88647 r9:85c00000 r8:85bbf3ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.027241][ T32] r4:85bbf380 [ 1352.027270][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.027317][ T32] r10:00000000 r9:85bbf380 r8:8027ed34 r7:edf55e60 r6:85a74800 r5:85c00000 [ 1352.027379][ T32] r4:00000001 [ 1352.027409][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.027444][ T32] Exception stack(0xedf75fb0 to 0xedf75ff8) [ 1352.027489][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.027541][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.027570][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.027599][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.027621][ T32] r4:85bd76c0 [ 1352.028140][ T32] INFO: task kworker/0:766:8051 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.028210][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.028402][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.028456][ T32] Call trace: [ 1352.028587][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.028639][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.028663][ T32] r4:00000000 [ 1352.028772][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.028821][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.028883][ T32] 9d20: ca10c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.028988][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.029014][ T32] 9d60: 800e0013 ffffffff [ 1352.029623][ T32] r5:800e0013 r4:80239bd0 [ 1352.029685][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.029732][ T32] r4:82ac11e4 [ 1352.029780][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.047798][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.047943][ T32] r4:e06a9dc0 [ 1352.047976][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.048078][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.048133][ T32] r4:00000000 [ 1352.048158][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.048207][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.048244][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.048295][ T32] r5:00001000 r4:dfb77000 [ 1352.048328][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.048442][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.048501][ T32] r5:8501a38c r4:8501a000 [ 1352.048624][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.048679][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.048760][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.048912][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.048971][ T32] r4:85093380 [ 1352.048998][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.049350][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.049378][ T32] r4:00000001 [ 1352.049459][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.049552][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.049597][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.049625][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.049651][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.049679][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.049702][ T32] r4:8508f600 [ 1352.049725][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.049758][ T32] INFO: task kworker/0:767:8053 blocked for more than 478 seconds. [ 1352.049796][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.060228][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.060348][ T32] task:kworker/0:767 state:D stack:0 pid:8053 tgid:8053 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.060426][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.060492][ T32] Call trace: [ 1352.060559][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.060670][ T32] r10:82918644 r9:edf7dd84 r8:00000002 r7:60000013 r6:edf7dd8c r5:85c10c00 [ 1352.060713][ T32] r4:85c10c00 [ 1352.060738][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.060783][ T32] r5:85c10c00 r4:82918640 [ 1352.060802][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.060843][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.060890][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf7de08 [ 1352.060912][ T32] r4:00000000 [ 1352.060931][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.060969][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.061008][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.061049][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7940 [ 1352.061089][ T32] r4:00000000 [ 1352.061169][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.061221][ T32] r9:83018005 r8:85c10c00 r7:00000000 r6:83018000 r5:00001000 r4:7f995000 [ 1352.061244][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.061286][ T32] r5:00001000 r4:ed3e5000 [ 1352.061306][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.061346][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.061441][ T32] r5:85c70b8c r4:85c70800 [ 1352.061490][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.061546][ T32] r7:dddced40 r6:83018000 r5:85c70b8c r4:85bbf400 [ 1352.061568][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.061612][ T32] r10:61c88647 r9:85c10c00 r8:85bbf42c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.061656][ T32] r4:85bbf400 [ 1352.061729][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.061807][ T32] r10:00000000 r9:85bbf400 r8:8027ed34 r7:edf75e60 r6:85a74880 r5:85c10c00 [ 1352.061834][ T32] r4:00000001 [ 1352.061854][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.061941][ T32] Exception stack(0xedf7dfb0 to 0xedf7dff8) [ 1352.062012][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.062070][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.062124][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.062165][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.062212][ T32] r4:85bd7800 [ 1352.062706][ T32] INFO: task kworker/0:767:8053 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.062769][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.062914][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.062992][ T32] Call trace: [ 1352.063127][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.063181][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.063205][ T32] r4:00000000 [ 1352.063249][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.063298][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.063329][ T32] 9d20: ca735000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.063382][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.063434][ T32] 9d60: 800e0013 ffffffff [ 1352.063469][ T32] r5:800e0013 r4:80239bd0 [ 1352.063489][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.063568][ T32] r4:82ac11e4 [ 1352.063644][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.063738][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.063765][ T32] r4:e06a9dc0 [ 1352.064256][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.064303][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.064326][ T32] r4:00000000 [ 1352.064347][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.064809][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.064836][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.064881][ T32] r5:00001000 r4:dfb77000 [ 1352.064900][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.065011][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.065057][ T32] r5:8501a38c r4:8501a000 [ 1352.065106][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.065187][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.065219][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.065265][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.065307][ T32] r4:85093380 [ 1352.065347][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.065398][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.065779][ T32] r4:00000001 [ 1352.065867][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.066693][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.066727][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.066758][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.066805][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.066838][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.066860][ T32] r4:8508f600 [ 1352.067073][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.067317][ T32] INFO: task kworker/0:768:8055 blocked for more than 478 seconds. [ 1352.067360][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.067386][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.067407][ T32] task:kworker/0:768 state:D stack:0 pid:8055 tgid:8055 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.067476][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.067729][ T32] Call trace: [ 1352.068101][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.068154][ T32] r10:82918644 r9:edffdd84 r8:00000002 r7:60000013 r6:edffdd8c r5:85c10000 [ 1352.068203][ T32] r4:85c10000 [ 1352.068226][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.068267][ T32] r5:85c10000 r4:82918640 [ 1352.068301][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.068441][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.068512][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edffde08 [ 1352.068574][ T32] r4:00000000 [ 1352.068604][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.068644][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.068681][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.068723][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7c00 [ 1352.068746][ T32] r4:00000000 [ 1352.068811][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.068860][ T32] r9:83018005 r8:85c10000 r7:00000000 r6:83018000 r5:00001000 r4:7f999000 [ 1352.068881][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.068922][ T32] r5:00001000 r4:edc75000 [ 1352.068941][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.068980][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.069024][ T32] r5:85c7138c r4:85c71000 [ 1352.069043][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.069137][ T32] r7:dddced40 r6:83018000 r5:85c7138c r4:85bbf480 [ 1352.069163][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.069209][ T32] r10:61c88647 r9:85c10000 r8:85bbf4ac r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.069246][ T32] r4:85bbf480 [ 1352.069279][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.069401][ T32] r10:00000000 r9:85bbf480 r8:8027ed34 r7:edf7de60 r6:85a74900 r5:85c10000 [ 1352.069427][ T32] r4:00000001 [ 1352.069469][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.069504][ T32] Exception stack(0xedffdfb0 to 0xedffdff8) [ 1352.069537][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.069582][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.069638][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.069671][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.069695][ T32] r4:85bd78c0 [ 1352.095097][ T32] INFO: task kworker/0:768:8055 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.095233][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.095314][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.095385][ T32] Call trace: [ 1352.095469][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.095558][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.095602][ T32] r4:00000000 [ 1352.095629][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.095708][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.095744][ T32] 9d20: cad13000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.095786][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.095810][ T32] 9d60: 800e0013 ffffffff [ 1352.095952][ T32] r5:800e0013 r4:80239bd0 [ 1352.095993][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.096068][ T32] r4:82ac11e4 [ 1352.096127][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.096201][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.096270][ T32] r4:e06a9dc0 [ 1352.096762][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.096814][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.096839][ T32] r4:00000000 [ 1352.096859][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.096906][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.097208][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.097256][ T32] r5:00001000 r4:dfb77000 [ 1352.097342][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.097387][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.097558][ T32] r5:8501a38c r4:8501a000 [ 1352.097585][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.098331][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.098852][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.099499][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.099533][ T32] r4:85093380 [ 1352.099572][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.099819][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.107385][ T32] r4:00000001 [ 1352.107459][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.107629][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.107708][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.107739][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.108176][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.108212][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.108281][ T32] r4:8508f600 [ 1352.108316][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.108511][ T32] INFO: task kworker/0:769:8056 blocked for more than 478 seconds. [ 1352.108556][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.108699][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.109011][ T32] task:kworker/0:769 state:D stack:0 pid:8056 tgid:8056 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.109073][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.109140][ T32] Call trace: [ 1352.109202][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.109264][ T32] r10:82918644 r9:edf59d84 r8:00000002 r7:60000013 r6:edf59d8c r5:858b9800 [ 1352.109327][ T32] r4:858b9800 [ 1352.109351][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.109419][ T32] r5:858b9800 r4:82918640 [ 1352.109494][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.109556][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.109623][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf59e08 [ 1352.109860][ T32] r4:00000000 [ 1352.109933][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.110083][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.120520][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.120643][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7a00 [ 1352.120691][ T32] r4:00000000 [ 1352.120718][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.120770][ T32] r9:83018005 r8:858b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f997000 [ 1352.120793][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.121201][ T32] r5:00001000 r4:edc39000 [ 1352.121408][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.121455][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.121499][ T32] r5:85c70f8c r4:85c70c00 [ 1352.121803][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.121856][ T32] r7:dddced40 r6:83018000 r5:85c70f8c r4:85bbf500 [ 1352.122378][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.122453][ T32] r10:61c88647 r9:858b9800 r8:85bbf52c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.122492][ T32] r4:85bbf500 [ 1352.122572][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.122625][ T32] r10:00000000 r9:85bbf500 r8:8027ed34 r7:edffde60 r6:85bbf580 r5:858b9800 [ 1352.122649][ T32] r4:00000001 [ 1352.122669][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.122706][ T32] Exception stack(0xedf59fb0 to 0xedf59ff8) [ 1352.122761][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.122814][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.122874][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.122907][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.122953][ T32] r4:85bd78c0 [ 1352.123443][ T32] INFO: task kworker/0:769:8056 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.123512][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.123644][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.123792][ T32] Call trace: [ 1352.123860][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.123930][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.123959][ T32] r4:00000000 [ 1352.124004][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.124054][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.124107][ T32] 9d20: cae86000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.124175][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.124204][ T32] 9d60: 800e0013 ffffffff [ 1352.124230][ T32] r5:800e0013 r4:80239bd0 [ 1352.124251][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.124292][ T32] r4:82ac11e4 [ 1352.124340][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.124387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.124410][ T32] r4:e06a9dc0 [ 1352.124465][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.124579][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.124607][ T32] r4:00000000 [ 1352.124627][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.124673][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.124721][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.124771][ T32] r5:00001000 r4:dfb77000 [ 1352.124796][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.124837][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.124878][ T32] r5:8501a38c r4:8501a000 [ 1352.124898][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.124944][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.124988][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.125063][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.125088][ T32] r4:85093380 [ 1352.125153][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.125229][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.125258][ T32] r4:00000001 [ 1352.125279][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.125315][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.125366][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.125416][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.125484][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.125528][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.125594][ T32] r4:8508f600 [ 1352.125653][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.125693][ T32] INFO: task kworker/0:770:8060 blocked for more than 478 seconds. [ 1352.125748][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.125816][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.125850][ T32] task:kworker/0:770 state:D stack:0 pid:8060 tgid:8060 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.125958][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.126006][ T32] Call trace: [ 1352.126069][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.126128][ T32] r10:82918644 r9:edf81d84 r8:00000002 r7:60000113 r6:edf81d8c r5:858be000 [ 1352.126152][ T32] r4:858be000 [ 1352.126186][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.126230][ T32] r5:858be000 r4:82918640 [ 1352.126249][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.126291][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.126336][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf81e08 [ 1352.126358][ T32] r4:00000000 [ 1352.126403][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.126445][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.126482][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.126556][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7cc0 [ 1352.126582][ T32] r4:00000000 [ 1352.126603][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.126648][ T32] r9:83018005 r8:858be000 r7:00000000 r6:83018000 r5:00001000 r4:7f99b000 [ 1352.126671][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.126712][ T32] r5:00001000 r4:edc7d000 [ 1352.126731][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.126773][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.126815][ T32] r5:85c7178c r4:85c71400 [ 1352.126835][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.126879][ T32] r7:dddced40 r6:83018000 r5:85c7178c r4:85bbf600 [ 1352.126899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.126942][ T32] r10:61c88647 r9:858be000 r8:85bbf62c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.127050][ T32] r4:85bbf600 [ 1352.127080][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.127209][ T32] r10:00000000 r9:85bbf600 r8:8027ed34 r7:edffde60 r6:85bbf680 r5:858be000 [ 1352.127235][ T32] r4:00000001 [ 1352.127255][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.127290][ T32] Exception stack(0xedf81fb0 to 0xedf81ff8) [ 1352.127367][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.127401][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.127428][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.127455][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.127477][ T32] r4:85bd7b40 [ 1352.127954][ T32] INFO: task kworker/0:770:8060 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.127998][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.128085][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.128137][ T32] Call trace: [ 1352.128227][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.128297][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.128597][ T32] r4:00000000 [ 1352.129024][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.129068][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.129098][ T32] 9d20: cae86000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.129166][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.129195][ T32] 9d60: 800e0013 ffffffff [ 1352.129218][ T32] r5:800e0013 r4:80239bd0 [ 1352.129363][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.129408][ T32] r4:82ac11e4 [ 1352.129428][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.129514][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.129540][ T32] r4:e06a9dc0 [ 1352.129559][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.129796][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.152863][ T32] r4:00000000 [ 1352.152953][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.153035][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.153081][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.153157][ T32] r5:00001000 r4:dfb77000 [ 1352.153182][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.153250][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.153298][ T32] r5:8501a38c r4:8501a000 [ 1352.153319][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.153367][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.153388][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.153451][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.153478][ T32] r4:85093380 [ 1352.153499][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.153553][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.153576][ T32] r4:00000001 [ 1352.153596][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.153631][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.153662][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.153702][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.153733][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.153763][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.153785][ T32] r4:8508f600 [ 1352.153807][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.153851][ T32] INFO: task kworker/0:771:8061 blocked for more than 478 seconds. [ 1352.153910][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.153960][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.153988][ T32] task:kworker/0:771 state:D stack:0 pid:8061 tgid:8061 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.154062][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.154113][ T32] Call trace: [ 1352.154161][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.154271][ T32] r10:82918644 r9:ee005d84 r8:00000002 r7:60000113 r6:ee005d8c r5:858bec00 [ 1352.154298][ T32] r4:858bec00 [ 1352.154319][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.154385][ T32] r5:858bec00 r4:82918640 [ 1352.154409][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.154450][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.154495][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee005e08 [ 1352.154538][ T32] r4:00000000 [ 1352.154562][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.154601][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.154660][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.154705][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7f00 [ 1352.154727][ T32] r4:00000000 [ 1352.154746][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.154789][ T32] r9:83018005 r8:858bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f99d000 [ 1352.154811][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.154851][ T32] r5:00001000 r4:edc8f000 [ 1352.154870][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.154908][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.154949][ T32] r5:85c71b8c r4:85c71800 [ 1352.155011][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.155085][ T32] r7:dddced40 r6:83018000 r5:85c71b8c r4:85bbf700 [ 1352.155110][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.155167][ T32] r10:61c88647 r9:858bec00 r8:85bbf72c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.155194][ T32] r4:85bbf700 [ 1352.155224][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.155271][ T32] r10:00000000 r9:85bbf700 r8:8027ed34 r7:edf81e60 r6:85bbf780 r5:858bec00 [ 1352.155294][ T32] r4:00000001 [ 1352.155312][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.155348][ T32] Exception stack(0xee005fb0 to 0xee005ff8) [ 1352.155400][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.155466][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.155540][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.155574][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.155622][ T32] r4:85bd7b40 [ 1352.156219][ T32] INFO: task kworker/0:771:8061 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.156265][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.156410][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.156472][ T32] Call trace: [ 1352.156576][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.156633][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.156656][ T32] r4:00000000 [ 1352.156676][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.156732][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.156769][ T32] 9d20: cb1a3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.156800][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.156823][ T32] 9d60: 800e0013 ffffffff [ 1352.156845][ T32] r5:800e0013 r4:80239bd0 [ 1352.156865][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.156907][ T32] r4:82ac11e4 [ 1352.156929][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.156971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.156999][ T32] r4:e06a9dc0 [ 1352.157021][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.157103][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.157153][ T32] r4:00000000 [ 1352.157201][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.157276][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.157301][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.157343][ T32] r5:00001000 r4:dfb77000 [ 1352.157364][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.157402][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.157458][ T32] r5:8501a38c r4:8501a000 [ 1352.157497][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.157554][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.157575][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.157621][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.157659][ T32] r4:85093380 [ 1352.157683][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.157729][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.157752][ T32] r4:00000001 [ 1352.157777][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.157815][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.157842][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.157871][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.157998][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.158032][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.158054][ T32] r4:8508f600 [ 1352.158101][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.158131][ T32] INFO: task kworker/0:772:8063 blocked for more than 478 seconds. [ 1352.158160][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.158184][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.158310][ T32] task:kworker/0:772 state:D stack:0 pid:8063 tgid:8063 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.158361][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.158421][ T32] Call trace: [ 1352.158452][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.158499][ T32] r10:82918644 r9:ee009d84 r8:00000002 r7:60000113 r6:ee009d8c r5:858b8c00 [ 1352.158528][ T32] r4:858b8c00 [ 1352.158547][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.158587][ T32] r5:858b8c00 r4:82918640 [ 1352.158620][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.158664][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.158709][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee009e08 [ 1352.158731][ T32] r4:00000000 [ 1352.158764][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.159168][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.159211][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.159253][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5e00 [ 1352.159275][ T32] r4:00000000 [ 1352.159320][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.159367][ T32] r9:83018005 r8:858b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f99f000 [ 1352.159433][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.159479][ T32] r5:00001000 r4:edc9b000 [ 1352.159499][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.159623][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.159700][ T32] r5:85c71f8c r4:85c71c00 [ 1352.159729][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.159814][ T32] r7:dddced40 r6:83018000 r5:85c71f8c r4:85bbf800 [ 1352.180557][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.180689][ T32] r10:61c88647 r9:858b8c00 r8:85bbf82c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.180720][ T32] r4:85bbf800 [ 1352.180742][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.180792][ T32] r10:00000000 r9:85bbf800 r8:8027ed34 r7:ee005e60 r6:85bbf880 r5:858b8c00 [ 1352.180884][ T32] r4:00000001 [ 1352.180908][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.180952][ T32] Exception stack(0xee009fb0 to 0xee009ff8) [ 1352.180985][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.181038][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.181069][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.181098][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.181146][ T32] r4:84ba5b40 [ 1352.181647][ T32] INFO: task kworker/0:772:8063 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.181693][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.181863][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.181916][ T32] Call trace: [ 1352.181950][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.182046][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.182176][ T32] r4:00000000 [ 1352.182200][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.182258][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.182342][ T32] 9d20: cb712000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.182376][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.182400][ T32] 9d60: 800e0013 ffffffff [ 1352.182423][ T32] r5:800e0013 r4:80239bd0 [ 1352.182443][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.182487][ T32] r4:82ac11e4 [ 1352.182513][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.182556][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.182579][ T32] r4:e06a9dc0 [ 1352.182623][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.182676][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.182699][ T32] r4:00000000 [ 1352.182718][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.182789][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.182823][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.182892][ T32] r5:00001000 r4:dfb77000 [ 1352.182964][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.183015][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.183058][ T32] r5:8501a38c r4:8501a000 [ 1352.183079][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.183148][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.183206][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.183279][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.183306][ T32] r4:85093380 [ 1352.183327][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.183372][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.183395][ T32] r4:00000001 [ 1352.183432][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.183471][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.183498][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.183530][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.183556][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.183584][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.183652][ T32] r4:8508f600 [ 1352.183717][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.183751][ T32] INFO: task kworker/0:773:8066 blocked for more than 478 seconds. [ 1352.183850][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.183880][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.183950][ T32] task:kworker/0:773 state:D stack:0 pid:8066 tgid:8066 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.184106][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.184189][ T32] Call trace: [ 1352.184269][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.184356][ T32] r10:82918644 r9:ee00dd84 r8:00000002 r7:60000113 r6:ee00dd8c r5:858bb000 [ 1352.184434][ T32] r4:858bb000 [ 1352.184464][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.184526][ T32] r5:858bb000 r4:82918640 [ 1352.184608][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.184653][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.184722][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee00de08 [ 1352.184749][ T32] r4:00000000 [ 1352.184922][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.184966][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.185003][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.185046][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1040 [ 1352.185100][ T32] r4:00000000 [ 1352.185150][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.185229][ T32] r9:83018005 r8:858bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f9a1000 [ 1352.185256][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.185300][ T32] r5:00001000 r4:edcad000 [ 1352.185361][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.185430][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.185549][ T32] r5:85c7238c r4:85c72000 [ 1352.185625][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.185716][ T32] r7:dddced40 r6:83018000 r5:85c7238c r4:85bbf900 [ 1352.185786][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.185839][ T32] r10:61c88647 r9:858bb000 r8:85bbf92c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.185888][ T32] r4:85bbf900 [ 1352.185911][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.185956][ T32] r10:00000000 r9:85bbf900 r8:8027ed34 r7:ee009e60 r6:85bbf980 r5:858bb000 [ 1352.185979][ T32] r4:00000001 [ 1352.185997][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.186031][ T32] Exception stack(0xee00dfb0 to 0xee00dff8) [ 1352.186057][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.186087][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.186113][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.186141][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.186163][ T32] r4:859b1080 [ 1352.186514][ T32] INFO: task kworker/0:773:8066 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.186591][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.186691][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.186775][ T32] Call trace: [ 1352.186869][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.186929][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.186994][ T32] r4:00000000 [ 1352.187043][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.187091][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.187159][ T32] 9d20: cb712000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.187194][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.187260][ T32] 9d60: 800e0013 ffffffff [ 1352.187312][ T32] r5:800e0013 r4:80239bd0 [ 1352.187336][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.187403][ T32] r4:82ac11e4 [ 1352.187427][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.187471][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.187511][ T32] r4:e06a9dc0 [ 1352.187563][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.187608][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.187631][ T32] r4:00000000 [ 1352.187651][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.187742][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.187786][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.187833][ T32] r5:00001000 r4:dfb77000 [ 1352.187891][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.187959][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.188009][ T32] r5:8501a38c r4:8501a000 [ 1352.188029][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.188085][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.188169][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.188277][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.188304][ T32] r4:85093380 [ 1352.188377][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.188434][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.188457][ T32] r4:00000001 [ 1352.188476][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.188515][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.188543][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.188592][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.188623][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.188651][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.188709][ T32] r4:8508f600 [ 1352.188734][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.188787][ T32] INFO: task kworker/0:774:8067 blocked for more than 478 seconds. [ 1352.188820][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.188849][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.188889][ T32] task:kworker/0:774 state:D stack:0 pid:8067 tgid:8067 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.188946][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.188988][ T32] Call trace: [ 1352.189161][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.189227][ T32] r10:82918644 r9:ee011d84 r8:00000002 r7:60000013 r6:ee011d8c r5:8493d400 [ 1352.189330][ T32] r4:8493d400 [ 1352.189352][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.189393][ T32] r5:8493d400 r4:82918640 [ 1352.189412][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.189477][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.189532][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee011e08 [ 1352.189556][ T32] r4:00000000 [ 1352.189576][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.189614][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.189650][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.189692][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1280 [ 1352.189714][ T32] r4:00000000 [ 1352.189786][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.189841][ T32] r9:83018005 r8:8493d400 r7:00000000 r6:83018000 r5:00001000 r4:7f9a3000 [ 1352.220464][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.220642][ T32] r5:00001000 r4:edcb9000 [ 1352.220668][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.220848][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.220952][ T32] r5:85c7278c r4:85c72400 [ 1352.221170][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.221277][ T32] r7:dddced40 r6:83018000 r5:85c7278c r4:85bbfa00 [ 1352.221331][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.221393][ T32] r10:61c88647 r9:8493d400 r8:85bbfa2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.221417][ T32] r4:85bbfa00 [ 1352.221437][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.221486][ T32] r10:00000000 r9:85bbfa00 r8:8027ed34 r7:ee00de60 r6:85bbfa80 r5:8493d400 [ 1352.221542][ T32] r4:00000001 [ 1352.221597][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.221654][ T32] Exception stack(0xee011fb0 to 0xee011ff8) [ 1352.221688][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.221744][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.221799][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.221844][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.221900][ T32] r4:859b11c0 [ 1352.222416][ T32] INFO: task kworker/0:774:8067 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.222482][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.222615][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.222673][ T32] Call trace: [ 1352.222721][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.222778][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.222802][ T32] r4:00000000 [ 1352.222833][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.222879][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.222910][ T32] 9d20: cbd67000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.222963][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.222991][ T32] 9d60: 800e0013 ffffffff [ 1352.223014][ T32] r5:800e0013 r4:80239bd0 [ 1352.223035][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.223077][ T32] r4:82ac11e4 [ 1352.223097][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.223139][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.223161][ T32] r4:e06a9dc0 [ 1352.223181][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.223395][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.223426][ T32] r4:00000000 [ 1352.223897][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.223961][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.223986][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.224029][ T32] r5:00001000 r4:dfb77000 [ 1352.224194][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.224239][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.224281][ T32] r5:8501a38c r4:8501a000 [ 1352.224301][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.225106][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.225133][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.225182][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.225682][ T32] r4:85093380 [ 1352.225717][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.225769][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.225793][ T32] r4:00000001 [ 1352.225825][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.225916][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.225948][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.225976][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.226003][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.226033][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.226081][ T32] r4:8508f600 [ 1352.226107][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.226180][ T32] INFO: task kworker/0:775:8070 blocked for more than 478 seconds. [ 1352.226269][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.226326][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.226404][ T32] task:kworker/0:775 state:D stack:0 pid:8070 tgid:8070 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.226525][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.226666][ T32] Call trace: [ 1352.226736][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.226789][ T32] r10:82918644 r9:ee015d84 r8:00000002 r7:60000013 r6:ee015d8c r5:8493b000 [ 1352.226837][ T32] r4:8493b000 [ 1352.226863][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.226907][ T32] r5:8493b000 r4:82918640 [ 1352.226953][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.226998][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.227045][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee015e08 [ 1352.227116][ T32] r4:00000000 [ 1352.227140][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.227229][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.227271][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.227312][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1380 [ 1352.227334][ T32] r4:00000000 [ 1352.227354][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.227398][ T32] r9:83018005 r8:8493b000 r7:00000000 r6:83018000 r5:00001000 r4:7f9a5000 [ 1352.227419][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.227461][ T32] r5:00001000 r4:edccb000 [ 1352.227539][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.227638][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.227759][ T32] r5:85c72b8c r4:85c72800 [ 1352.227792][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.227837][ T32] r7:dddced40 r6:83018000 r5:85c72b8c r4:85bbfb00 [ 1352.227858][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.227902][ T32] r10:61c88647 r9:8493b000 r8:85bbfb2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.227924][ T32] r4:85bbfb00 [ 1352.227945][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.228005][ T32] r10:00000000 r9:85bbfb00 r8:8027ed34 r7:ee011e60 r6:85bbfb80 r5:8493b000 [ 1352.228047][ T32] r4:00000001 [ 1352.228069][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.228153][ T32] Exception stack(0xee015fb0 to 0xee015ff8) [ 1352.228184][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.228212][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.228314][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.228401][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.228541][ T32] r4:859b1180 [ 1352.228906][ T32] INFO: task kworker/0:775:8070 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.228978][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.229417][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.229492][ T32] Call trace: [ 1352.229865][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.256554][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.256606][ T32] r4:00000000 [ 1352.256631][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.256697][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.256756][ T32] 9d20: cc2ce000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.257027][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.257065][ T32] 9d60: 800e0013 ffffffff [ 1352.257093][ T32] r5:800e0013 r4:80239bd0 [ 1352.257579][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.257998][ T32] r4:82ac11e4 [ 1352.258026][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.258072][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.258095][ T32] r4:e06a9dc0 [ 1352.258115][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.258158][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.258180][ T32] r4:00000000 [ 1352.258201][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.258247][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.258341][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.258464][ T32] r5:00001000 r4:dfb77000 [ 1352.258490][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.258710][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.258758][ T32] r5:8501a38c r4:8501a000 [ 1352.259123][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.259694][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.259747][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.259821][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.268007][ T32] r4:85093380 [ 1352.268063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.268138][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.268162][ T32] r4:00000001 [ 1352.268233][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.268277][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.268346][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.268380][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.268406][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.269397][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.269426][ T32] r4:8508f600 [ 1352.269474][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.269515][ T32] INFO: task kworker/0:776:8071 blocked for more than 478 seconds. [ 1352.269551][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.269602][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.269631][ T32] task:kworker/0:776 state:D stack:0 pid:8071 tgid:8071 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.280492][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.280617][ T32] Call trace: [ 1352.280656][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.280795][ T32] r10:82918644 r9:ee019d84 r8:00000002 r7:60000013 r6:ee019d8c r5:85be0000 [ 1352.280836][ T32] r4:85be0000 [ 1352.280863][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.281014][ T32] r5:85be0000 r4:82918640 [ 1352.281130][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.281177][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.281263][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee019e08 [ 1352.281291][ T32] r4:00000000 [ 1352.281362][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.281407][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.281448][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.281514][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1680 [ 1352.281543][ T32] r4:00000000 [ 1352.281564][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.281627][ T32] r9:83018005 r8:85be0000 r7:00000000 r6:83018000 r5:00001000 r4:7f9a9000 [ 1352.281721][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.281770][ T32] r5:00001000 r4:edced000 [ 1352.281792][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.281832][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.281899][ T32] r5:85c7338c r4:85c73000 [ 1352.281989][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.282041][ T32] r7:dddced40 r6:83018000 r5:85c7338c r4:85bbfc00 [ 1352.282111][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.282162][ T32] r10:61c88647 r9:85be0000 r8:85bbfc2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.282184][ T32] r4:85bbfc00 [ 1352.282287][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.282361][ T32] r10:00000000 r9:85bbfc00 r8:8027ed34 r7:ee015e60 r6:85bbfc80 r5:85be0000 [ 1352.282395][ T32] r4:00000001 [ 1352.282464][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.282511][ T32] Exception stack(0xee019fb0 to 0xee019ff8) [ 1352.282542][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.282570][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.282598][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.282627][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.282650][ T32] r4:859b1300 [ 1352.283133][ T32] INFO: task kworker/0:776:8071 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.283215][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.283418][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.283471][ T32] Call trace: [ 1352.283569][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.283690][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.283737][ T32] r4:00000000 [ 1352.283779][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.283825][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.283882][ T32] 9d20: cc495000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.283915][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.283963][ T32] 9d60: 800e0013 ffffffff [ 1352.283990][ T32] r5:800e0013 r4:80239bd0 [ 1352.284036][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.284083][ T32] r4:82ac11e4 [ 1352.284104][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.284146][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.284169][ T32] r4:e06a9dc0 [ 1352.284188][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.284229][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.284253][ T32] r4:00000000 [ 1352.284297][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.284347][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.284407][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.284477][ T32] r5:00001000 r4:dfb77000 [ 1352.284501][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.284607][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.284671][ T32] r5:8501a38c r4:8501a000 [ 1352.284702][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.284749][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.284775][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.284820][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.284869][ T32] r4:85093380 [ 1352.284892][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.284962][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.284988][ T32] r4:00000001 [ 1352.285008][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.285055][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.285160][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.285233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.285274][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.285306][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.285328][ T32] r4:8508f600 [ 1352.285349][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.285380][ T32] INFO: task kworker/0:777:8073 blocked for more than 478 seconds. [ 1352.285440][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.285493][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.285535][ T32] task:kworker/0:777 state:D stack:0 pid:8073 tgid:8073 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.285598][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.285656][ T32] Call trace: [ 1352.285725][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.285823][ T32] r10:82918644 r9:ee01dd84 r8:00000002 r7:60000013 r6:ee01dd8c r5:85be0c00 [ 1352.285850][ T32] r4:85be0c00 [ 1352.285870][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.285912][ T32] r5:85be0c00 r4:82918640 [ 1352.285935][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.285977][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.286060][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee01de08 [ 1352.286100][ T32] r4:00000000 [ 1352.286123][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.286215][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.286256][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.286346][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1500 [ 1352.286521][ T32] r4:00000000 [ 1352.286544][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.286618][ T32] r9:83018005 r8:85be0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f9a7000 [ 1352.286684][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.286744][ T32] r5:00001000 r4:edcd7000 [ 1352.286782][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.286826][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.286882][ T32] r5:85c72f8c r4:85c72c00 [ 1352.286930][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.286977][ T32] r7:dddced40 r6:83018000 r5:85c72f8c r4:85bbfd00 [ 1352.287000][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.287047][ T32] r10:61c88647 r9:85be0c00 r8:85bbfd2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.287069][ T32] r4:85bbfd00 [ 1352.287088][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.287130][ T32] r10:00000000 r9:85bbfd00 r8:8027ed34 r7:ee019e60 r6:85bbfd80 r5:85be0c00 [ 1352.287166][ T32] r4:00000001 [ 1352.287200][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.287238][ T32] Exception stack(0xee01dfb0 to 0xee01dff8) [ 1352.287276][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.287307][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.287334][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.287366][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.287390][ T32] r4:859b1440 [ 1352.287801][ T32] INFO: task kworker/0:777:8073 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.287843][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.288011][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.288065][ T32] Call trace: [ 1352.288097][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.288146][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.288169][ T32] r4:00000000 [ 1352.288188][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.288225][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.288268][ T32] 9d20: cc495000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.288300][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.288323][ T32] 9d60: 800e0013 ffffffff [ 1352.288346][ T32] r5:800e0013 r4:80239bd0 [ 1352.288366][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.288457][ T32] r4:82ac11e4 [ 1352.288481][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.288636][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.288663][ T32] r4:e06a9dc0 [ 1352.288706][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.288753][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.288780][ T32] r4:00000000 [ 1352.288800][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.288844][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.288865][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.288906][ T32] r5:00001000 r4:dfb77000 [ 1352.288925][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.288963][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.289028][ T32] r5:8501a38c r4:8501a000 [ 1352.289052][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.289098][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.289119][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.289164][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.289220][ T32] r4:85093380 [ 1352.289249][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.289358][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.289392][ T32] r4:00000001 [ 1352.289415][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.289496][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.289537][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.289567][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.289593][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.289620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.289642][ T32] r4:8508f600 [ 1352.289662][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.289694][ T32] INFO: task kworker/0:778:8075 blocked for more than 478 seconds. [ 1352.289724][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.289750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.289772][ T32] task:kworker/0:778 state:D stack:0 pid:8075 tgid:8075 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.289835][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.311883][ T32] Call trace: [ 1352.311980][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.312063][ T32] r10:82918644 r9:ee021d84 r8:00000002 r7:60000013 r6:ee021d8c r5:85be1800 [ 1352.312107][ T32] r4:85be1800 [ 1352.312133][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.312177][ T32] r5:85be1800 r4:82918640 [ 1352.312197][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.312238][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.312367][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee021e08 [ 1352.312395][ T32] r4:00000000 [ 1352.312433][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.312480][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.312534][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.312602][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b19c0 [ 1352.312638][ T32] r4:00000000 [ 1352.312686][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.312776][ T32] r9:83018005 r8:85be1800 r7:00000000 r6:83018000 r5:00001000 r4:7fa05000 [ 1352.312831][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.312883][ T32] r5:00001000 r4:edd03000 [ 1352.312904][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.312988][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.313034][ T32] r5:85c73b8c r4:85c73800 [ 1352.313054][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.313103][ T32] r7:dddced40 r6:83018000 r5:85c73b8c r4:85bbfe00 [ 1352.313125][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.313257][ T32] r10:61c88647 r9:85be1800 r8:85bbfe2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.313295][ T32] r4:85bbfe00 [ 1352.313319][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.313364][ T32] r10:00000000 r9:85bbfe00 r8:8027ed34 r7:ee019e60 r6:85bbfe80 r5:85be1800 [ 1352.313387][ T32] r4:00000001 [ 1352.313407][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.313443][ T32] Exception stack(0xee021fb0 to 0xee021ff8) [ 1352.313474][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.313502][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.313536][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.313589][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.313615][ T32] r4:859b15c0 [ 1352.314108][ T32] INFO: task kworker/0:778:8075 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.314145][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.314249][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.314330][ T32] Call trace: [ 1352.314362][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.314436][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.314464][ T32] r4:00000000 [ 1352.314483][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.314528][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.314558][ T32] 9d20: cc76c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.314600][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.314648][ T32] 9d60: 800e0013 ffffffff [ 1352.314762][ T32] r5:800e0013 r4:80239bd0 [ 1352.314788][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.314869][ T32] r4:82ac11e4 [ 1352.314918][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.314963][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.314986][ T32] r4:e06a9dc0 [ 1352.315093][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.315139][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.315189][ T32] r4:00000000 [ 1352.315213][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.315290][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.315317][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.315387][ T32] r5:00001000 r4:dfb77000 [ 1352.315465][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.315527][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.315597][ T32] r5:8501a38c r4:8501a000 [ 1352.315626][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.315739][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.315776][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.315823][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.315845][ T32] r4:85093380 [ 1352.315865][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.315913][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.315935][ T32] r4:00000001 [ 1352.315954][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.316013][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.316044][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.316074][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.316112][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.316144][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.316171][ T32] r4:8508f600 [ 1352.316193][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.316223][ T32] INFO: task kworker/0:779:8077 blocked for more than 478 seconds. [ 1352.316257][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.316282][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.316302][ T32] task:kworker/0:779 state:D stack:0 pid:8077 tgid:8077 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.316372][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.316446][ T32] Call trace: [ 1352.316493][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.316547][ T32] r10:82918644 r9:edf51d84 r8:00000002 r7:60000013 r6:edf51d8c r5:85be2400 [ 1352.316582][ T32] r4:85be2400 [ 1352.316604][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.316646][ T32] r5:85be2400 r4:82918640 [ 1352.316684][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.316753][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.316822][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf51e08 [ 1352.316874][ T32] r4:00000000 [ 1352.316896][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.316937][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.316973][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.317014][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1800 [ 1352.317037][ T32] r4:00000000 [ 1352.317055][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.317099][ T32] r9:83018005 r8:85be2400 r7:00000000 r6:83018000 r5:00001000 r4:7f9ad000 [ 1352.317145][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.317213][ T32] r5:00001000 r4:edcf9000 [ 1352.317236][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.317300][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.317355][ T32] r5:85c7378c r4:85c73400 [ 1352.317375][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.317418][ T32] r7:dddced40 r6:83018000 r5:85c7378c r4:85bbff00 [ 1352.317438][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.317482][ T32] r10:61c88647 r9:85be2400 r8:85bbff2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.317505][ T32] r4:85bbff00 [ 1352.317528][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.317597][ T32] r10:00000000 r9:85bbff00 r8:8027ed34 r7:ee021e60 r6:85bbff80 r5:85be2400 [ 1352.317633][ T32] r4:00000001 [ 1352.317730][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.317772][ T32] Exception stack(0xedf51fb0 to 0xedf51ff8) [ 1352.317824][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.317856][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.317922][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.317955][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.317978][ T32] r4:859b1740 [ 1352.318327][ T32] INFO: task kworker/0:779:8077 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.318361][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.318415][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.318461][ T32] Call trace: [ 1352.318536][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.318586][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.318682][ T32] r4:00000000 [ 1352.318711][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.318751][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.318781][ T32] 9d20: cc76c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.318838][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.318914][ T32] 9d60: 800e0013 ffffffff [ 1352.318956][ T32] r5:800e0013 r4:80239bd0 [ 1352.318980][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.319053][ T32] r4:82ac11e4 [ 1352.319075][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.319153][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.319180][ T32] r4:e06a9dc0 [ 1352.319228][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.319324][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.319374][ T32] r4:00000000 [ 1352.319420][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.319470][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.319493][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.319545][ T32] r5:00001000 r4:dfb77000 [ 1352.319564][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.319604][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.319646][ T32] r5:8501a38c r4:8501a000 [ 1352.319703][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.319763][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.319787][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.350592][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.350710][ T32] r4:85093380 [ 1352.350786][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.350870][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.350895][ T32] r4:00000001 [ 1352.350927][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.350983][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.351023][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.351053][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.351080][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.351111][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.351135][ T32] r4:8508f600 [ 1352.351158][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.351202][ T32] INFO: task kworker/0:780:8079 blocked for more than 478 seconds. [ 1352.351238][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.351287][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.351316][ T32] task:kworker/0:780 state:D stack:0 pid:8079 tgid:8079 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.351405][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.351458][ T32] Call trace: [ 1352.351491][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.351567][ T32] r10:82918644 r9:ee025d84 r8:00000002 r7:60000013 r6:ee025d8c r5:85be3000 [ 1352.351593][ T32] r4:85be3000 [ 1352.351614][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.351688][ T32] r5:85be3000 r4:82918640 [ 1352.351725][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.351793][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.351856][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee025e08 [ 1352.351882][ T32] r4:00000000 [ 1352.351926][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.351970][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.352012][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.352053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1a80 [ 1352.352075][ T32] r4:00000000 [ 1352.352094][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.352142][ T32] r9:83018005 r8:85be3000 r7:00000000 r6:83018000 r5:00001000 r4:7fa07000 [ 1352.352189][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.352259][ T32] r5:00001000 r4:edd13000 [ 1352.352366][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.352411][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.352453][ T32] r5:85c73f8c r4:85c73c00 [ 1352.352520][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.352569][ T32] r7:dddced40 r6:83018000 r5:85c73f8c r4:859b0000 [ 1352.352590][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.352661][ T32] r10:61c88647 r9:85be3000 r8:859b002c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.352687][ T32] r4:859b0000 [ 1352.352732][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.352785][ T32] r10:00000000 r9:859b0000 r8:8027ed34 r7:ee021e60 r6:859b0080 r5:85be3000 [ 1352.352825][ T32] r4:00000001 [ 1352.352847][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.352882][ T32] Exception stack(0xee025fb0 to 0xee025ff8) [ 1352.352908][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.352940][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.352967][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.352995][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.353017][ T32] r4:859b1980 [ 1352.353518][ T32] INFO: task kworker/0:780:8079 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.353554][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.353612][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.353660][ T32] Call trace: [ 1352.353720][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.353770][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.353808][ T32] r4:00000000 [ 1352.353831][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.353872][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.353920][ T32] 9d20: cce6f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.354029][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.354056][ T32] 9d60: 800e0013 ffffffff [ 1352.354129][ T32] r5:800e0013 r4:80239bd0 [ 1352.354228][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.354277][ T32] r4:82ac11e4 [ 1352.354298][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.354340][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.354364][ T32] r4:e06a9dc0 [ 1352.354383][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.354449][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.354476][ T32] r4:00000000 [ 1352.354496][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.354547][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.354589][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.354634][ T32] r5:00001000 r4:dfb77000 [ 1352.354655][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.354694][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.354784][ T32] r5:8501a38c r4:8501a000 [ 1352.354853][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.354903][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.354934][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.354990][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.355040][ T32] r4:85093380 [ 1352.355063][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.355132][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.355184][ T32] r4:00000001 [ 1352.355206][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.355244][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.355271][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.355333][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.355371][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.355425][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.355481][ T32] r4:8508f600 [ 1352.355546][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.355576][ T32] INFO: task kworker/0:781:8081 blocked for more than 478 seconds. [ 1352.355606][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.355630][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.355651][ T32] task:kworker/0:781 state:D stack:0 pid:8081 tgid:8081 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.355759][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.355829][ T32] Call trace: [ 1352.355898][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.355947][ T32] r10:82918644 r9:ee02dd84 r8:00000002 r7:60000013 r6:ee02dd8c r5:85be3c00 [ 1352.355987][ T32] r4:85be3c00 [ 1352.356059][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.356103][ T32] r5:85be3c00 r4:82918640 [ 1352.356124][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.356164][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.356209][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee02de08 [ 1352.356231][ T32] r4:00000000 [ 1352.356325][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.356368][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.356404][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.356443][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1c80 [ 1352.356465][ T32] r4:00000000 [ 1352.356483][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.356547][ T32] r9:83018005 r8:85be3c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa09000 [ 1352.356571][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.356613][ T32] r5:00001000 r4:edd3b000 [ 1352.356632][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.356694][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.356739][ T32] r5:85c7c38c r4:85c7c000 [ 1352.356761][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.356818][ T32] r7:dddced40 r6:83018000 r5:85c7c38c r4:859b0100 [ 1352.356860][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.356922][ T32] r10:61c88647 r9:85be3c00 r8:859b012c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.356955][ T32] r4:859b0100 [ 1352.356974][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.357081][ T32] r10:00000000 r9:859b0100 r8:8027ed34 r7:ee025e60 r6:859b0180 r5:85be3c00 [ 1352.357107][ T32] r4:00000001 [ 1352.357161][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.357200][ T32] Exception stack(0xee02dfb0 to 0xee02dff8) [ 1352.357300][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.357342][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.357396][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.357464][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.357534][ T32] r4:859b1ac0 [ 1352.358057][ T32] INFO: task kworker/0:781:8081 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.358121][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.358262][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.358359][ T32] Call trace: [ 1352.358441][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.358570][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.358602][ T32] r4:00000000 [ 1352.358646][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.358696][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.358753][ T32] 9d20: cce6f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.358810][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.358861][ T32] 9d60: 800e0013 ffffffff [ 1352.358932][ T32] r5:800e0013 r4:80239bd0 [ 1352.358988][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.359039][ T32] r4:82ac11e4 [ 1352.359061][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.359113][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.359159][ T32] r4:e06a9dc0 [ 1352.359207][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.359282][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.359324][ T32] r4:00000000 [ 1352.359460][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.359599][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.359647][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.359766][ T32] r5:00001000 r4:dfb77000 [ 1352.359814][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.375641][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.375820][ T32] r5:8501a38c r4:8501a000 [ 1352.375848][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.375951][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.375983][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.376032][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.376058][ T32] r4:85093380 [ 1352.376079][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.376149][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.376179][ T32] r4:00000001 [ 1352.376201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.376241][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.376273][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.376302][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.376332][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.376387][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.376444][ T32] r4:8508f600 [ 1352.376515][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.376556][ T32] INFO: task kworker/0:782:8083 blocked for more than 478 seconds. [ 1352.376594][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.376662][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.376798][ T32] task:kworker/0:782 state:D stack:0 pid:8083 tgid:8083 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.376878][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.376934][ T32] Call trace: [ 1352.376969][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.377077][ T32] r10:82918644 r9:ee031d84 r8:00000002 r7:60000113 r6:ee031d8c r5:85be4800 [ 1352.377106][ T32] r4:85be4800 [ 1352.377152][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.377200][ T32] r5:85be4800 r4:82918640 [ 1352.377222][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.377265][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.377312][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee031e08 [ 1352.377385][ T32] r4:00000000 [ 1352.377411][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.377451][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.377494][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.377703][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1e00 [ 1352.377732][ T32] r4:00000000 [ 1352.377754][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.377805][ T32] r9:83018005 r8:85be4800 r7:00000000 r6:83018000 r5:00001000 r4:7fa0b000 [ 1352.377851][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.377907][ T32] r5:00001000 r4:edd45000 [ 1352.377952][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.378077][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.378130][ T32] r5:85c7c78c r4:85c7c400 [ 1352.378151][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.378195][ T32] r7:dddced40 r6:83018000 r5:85c7c78c r4:859b0200 [ 1352.378216][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.378306][ T32] r10:61c88647 r9:85be4800 r8:859b022c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.378355][ T32] r4:859b0200 [ 1352.378395][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.378479][ T32] r10:00000000 r9:859b0200 r8:8027ed34 r7:ee02de60 r6:859b0280 r5:85be4800 [ 1352.378533][ T32] r4:00000001 [ 1352.378575][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.378652][ T32] Exception stack(0xee031fb0 to 0xee031ff8) [ 1352.378708][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.378764][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.378870][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.378943][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.378998][ T32] r4:859b1bc0 [ 1352.379596][ T32] INFO: task kworker/0:782:8083 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.379682][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.379796][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.393476][ T32] Call trace: [ 1352.393617][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.393753][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.393820][ T32] r4:00000000 [ 1352.393869][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.393949][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.394013][ T32] 9d20: cd2e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.394077][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.394142][ T32] 9d60: 800e0013 ffffffff [ 1352.394173][ T32] r5:800e0013 r4:80239bd0 [ 1352.394194][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.394303][ T32] r4:82ac11e4 [ 1352.394339][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.394399][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.394422][ T32] r4:e06a9dc0 [ 1352.394466][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.394523][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.394548][ T32] r4:00000000 [ 1352.394615][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.394668][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.394692][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.394784][ T32] r5:00001000 r4:dfb77000 [ 1352.394814][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.394856][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.394972][ T32] r5:8501a38c r4:8501a000 [ 1352.395045][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.395108][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.395134][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.395227][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.395253][ T32] r4:85093380 [ 1352.395274][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.395319][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.395399][ T32] r4:00000001 [ 1352.395470][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.395548][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.395586][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.395615][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.395642][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.395720][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.395755][ T32] r4:8508f600 [ 1352.395785][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.395842][ T32] INFO: task kworker/0:783:8085 blocked for more than 478 seconds. [ 1352.395931][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.395961][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.395984][ T32] task:kworker/0:783 state:D stack:0 pid:8085 tgid:8085 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.396071][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.396142][ T32] Call trace: [ 1352.396218][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.396301][ T32] r10:82918644 r9:ee035d84 r8:00000002 r7:60000113 r6:ee035d8c r5:85be5400 [ 1352.396388][ T32] r4:85be5400 [ 1352.396416][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.396495][ T32] r5:85be5400 r4:82918640 [ 1352.396548][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.396637][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.396725][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee035e08 [ 1352.396780][ T32] r4:00000000 [ 1352.396848][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.396905][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.396946][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.396994][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbcb80 [ 1352.397021][ T32] r4:00000000 [ 1352.397040][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.397108][ T32] r9:83018005 r8:85be5400 r7:00000000 r6:83018000 r5:00001000 r4:7fa0d000 [ 1352.397132][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.397199][ T32] r5:00001000 r4:edd4d000 [ 1352.397229][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.397293][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.397344][ T32] r5:85c7cb8c r4:85c7c800 [ 1352.397368][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.397449][ T32] r7:dddced40 r6:83018000 r5:85c7cb8c r4:859b0300 [ 1352.397496][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.397576][ T32] r10:61c88647 r9:85be5400 r8:859b032c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.397626][ T32] r4:859b0300 [ 1352.397652][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.397736][ T32] r10:00000000 r9:859b0300 r8:8027ed34 r7:ee031e60 r6:859b0380 r5:85be5400 [ 1352.397788][ T32] r4:00000001 [ 1352.397825][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.397913][ T32] Exception stack(0xee035fb0 to 0xee035ff8) [ 1352.397974][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.398015][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.398063][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.398115][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.398167][ T32] r4:85bbcf40 [ 1352.398848][ T32] INFO: task kworker/0:783:8085 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.398894][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.399015][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.399072][ T32] Call trace: [ 1352.399141][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.399196][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.399221][ T32] r4:00000000 [ 1352.399240][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.399305][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.399371][ T32] 9d20: cd2e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.399418][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.399445][ T32] 9d60: 800e0013 ffffffff [ 1352.399475][ T32] r5:800e0013 r4:80239bd0 [ 1352.399497][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.399555][ T32] r4:82ac11e4 [ 1352.399577][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.399620][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.399693][ T32] r4:e06a9dc0 [ 1352.399727][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.399868][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.423125][ T32] r4:00000000 [ 1352.423176][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.423256][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.423281][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.423329][ T32] r5:00001000 r4:dfb77000 [ 1352.423350][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.423390][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.423433][ T32] r5:8501a38c r4:8501a000 [ 1352.423453][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.423519][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.423569][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.423622][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.423646][ T32] r4:85093380 [ 1352.423702][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.423765][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.423872][ T32] r4:00000001 [ 1352.423897][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.424007][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.424043][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.424072][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.424099][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.424128][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.424150][ T32] r4:8508f600 [ 1352.424173][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.424210][ T32] INFO: task kworker/0:784:8088 blocked for more than 478 seconds. [ 1352.424245][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.424288][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.424344][ T32] task:kworker/0:784 state:D stack:0 pid:8088 tgid:8088 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.424406][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.424543][ T32] Call trace: [ 1352.424583][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.424681][ T32] r10:82918644 r9:ee029d84 r8:00000002 r7:60000013 r6:ee029d8c r5:85be6c00 [ 1352.424709][ T32] r4:85be6c00 [ 1352.424755][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.424801][ T32] r5:85be6c00 r4:82918640 [ 1352.424822][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.424863][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.424931][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee029e08 [ 1352.424967][ T32] r4:00000000 [ 1352.424989][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.425028][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.425065][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.425105][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1040 [ 1352.425128][ T32] r4:00000000 [ 1352.425146][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.425190][ T32] r9:83018005 r8:85be6c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa0f000 [ 1352.425213][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.425256][ T32] r5:00001000 r4:edd57000 [ 1352.425276][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.425339][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.425386][ T32] r5:85c7cf8c r4:85c7cc00 [ 1352.425406][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.425450][ T32] r7:dddced40 r6:83018000 r5:85c7cf8c r4:859b0400 [ 1352.425471][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.425524][ T32] r10:61c88647 r9:85be6c00 r8:859b042c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.425548][ T32] r4:859b0400 [ 1352.425567][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.425610][ T32] r10:00000000 r9:859b0400 r8:8027ed34 r7:ee035e60 r6:859b0480 r5:85be6c00 [ 1352.425633][ T32] r4:00000001 [ 1352.425659][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.425706][ T32] Exception stack(0xee029fb0 to 0xee029ff8) [ 1352.425734][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.425764][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.425857][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.425958][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.426014][ T32] r4:851a11c0 [ 1352.426821][ T32] INFO: task kworker/0:784:8088 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.426900][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.427038][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.427100][ T32] Call trace: [ 1352.427292][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.427448][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.427496][ T32] r4:00000000 [ 1352.427532][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.427574][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.427627][ T32] 9d20: cd855000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.427716][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.427793][ T32] 9d60: 800e0013 ffffffff [ 1352.427871][ T32] r5:800e0013 r4:80239bd0 [ 1352.427897][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.428004][ T32] r4:82ac11e4 [ 1352.428043][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.428197][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.428224][ T32] r4:e06a9dc0 [ 1352.428244][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.428309][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.428348][ T32] r4:00000000 [ 1352.428371][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.428445][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.428469][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.428547][ T32] r5:00001000 r4:dfb77000 [ 1352.428570][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.428614][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.428657][ T32] r5:8501a38c r4:8501a000 [ 1352.428725][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.428927][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.429034][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.429089][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.429113][ T32] r4:85093380 [ 1352.429133][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.429179][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.429202][ T32] r4:00000001 [ 1352.429245][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.429306][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.429337][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.429418][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.429555][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.429640][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.429675][ T32] r4:8508f600 [ 1352.429712][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.429780][ T32] INFO: task kworker/0:785:8090 blocked for more than 478 seconds. [ 1352.442859][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.442939][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.442982][ T32] task:kworker/0:785 state:D stack:0 pid:8090 tgid:8090 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.443071][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.443141][ T32] Call trace: [ 1352.443207][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.443289][ T32] r10:82918644 r9:ee03dd84 r8:00000002 r7:60000013 r6:ee03dd8c r5:854b8000 [ 1352.443315][ T32] r4:854b8000 [ 1352.443373][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.443425][ T32] r5:854b8000 r4:82918640 [ 1352.443458][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.443503][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.443560][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee03de08 [ 1352.443586][ T32] r4:00000000 [ 1352.443606][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.443706][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.443766][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.443811][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1140 [ 1352.443844][ T32] r4:00000000 [ 1352.443864][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.443912][ T32] r9:83018005 r8:854b8000 r7:00000000 r6:83018000 r5:00001000 r4:7fa11000 [ 1352.443956][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.444044][ T32] r5:00001000 r4:edd5f000 [ 1352.444087][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.444163][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.444276][ T32] r5:85c7d38c r4:85c7d000 [ 1352.444352][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.444461][ T32] r7:dddced40 r6:83018000 r5:85c7d38c r4:859b0500 [ 1352.444512][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.444652][ T32] r10:61c88647 r9:854b8000 r8:859b052c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.444687][ T32] r4:859b0500 [ 1352.444709][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.444786][ T32] r10:00000000 r9:859b0500 r8:8027ed34 r7:ee029e60 r6:859b0580 r5:854b8000 [ 1352.444813][ T32] r4:00000001 [ 1352.444835][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.444875][ T32] Exception stack(0xee03dfb0 to 0xee03dff8) [ 1352.444936][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.445002][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.445071][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.445134][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.445186][ T32] r4:851a11c0 [ 1352.445730][ T32] INFO: task kworker/0:785:8090 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.445779][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.445868][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.446047][ T32] Call trace: [ 1352.446085][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.446135][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.446172][ T32] r4:00000000 [ 1352.446195][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.446261][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.446304][ T32] 9d20: cd855000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.446349][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.446406][ T32] 9d60: 800e0013 ffffffff [ 1352.446458][ T32] r5:800e0013 r4:80239bd0 [ 1352.446503][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.446593][ T32] r4:82ac11e4 [ 1352.446635][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.446740][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.446801][ T32] r4:e06a9dc0 [ 1352.446859][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.446958][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.447025][ T32] r4:00000000 [ 1352.447149][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.447204][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.447253][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.447329][ T32] r5:00001000 r4:dfb77000 [ 1352.447355][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.447430][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.447525][ T32] r5:8501a38c r4:8501a000 [ 1352.447551][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.447602][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.447700][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.447793][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.447821][ T32] r4:85093380 [ 1352.447860][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.447936][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.447961][ T32] r4:00000001 [ 1352.447981][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.448022][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.448076][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.448133][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.448202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.448265][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.448332][ T32] r4:8508f600 [ 1352.448381][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.448454][ T32] INFO: task kworker/0:786:8091 blocked for more than 478 seconds. [ 1352.448556][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.448615][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.448698][ T32] task:kworker/0:786 state:D stack:0 pid:8091 tgid:8091 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.448759][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.448850][ T32] Call trace: [ 1352.448948][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.449044][ T32] r10:82918644 r9:ee041d84 r8:00000002 r7:60000013 r6:ee041d8c r5:854b8c00 [ 1352.449089][ T32] r4:854b8c00 [ 1352.449128][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.449213][ T32] r5:854b8c00 r4:82918640 [ 1352.449245][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.449322][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.449406][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee041e08 [ 1352.449462][ T32] r4:00000000 [ 1352.449483][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.449559][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.449668][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.449744][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1980 [ 1352.449777][ T32] r4:00000000 [ 1352.449875][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.469597][ T32] r9:83018005 r8:854b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa17000 [ 1352.469663][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.469785][ T32] r5:00001000 r4:ed527000 [ 1352.469893][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.470382][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.470456][ T32] r5:85c7df8c r4:85c7dc00 [ 1352.470481][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.470555][ T32] r7:dddced40 r6:83018000 r5:85c7df8c r4:859b0600 [ 1352.470583][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.470632][ T32] r10:61c88647 r9:854b8c00 r8:859b062c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.470655][ T32] r4:859b0600 [ 1352.470688][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.470740][ T32] r10:00000000 r9:859b0600 r8:8027ed34 r7:ee03de60 r6:859b0680 r5:854b8c00 [ 1352.470790][ T32] r4:00000001 [ 1352.470839][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.470919][ T32] Exception stack(0xee041fb0 to 0xee041ff8) [ 1352.471027][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.471063][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.471093][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.471124][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.471152][ T32] r4:851a11c0 [ 1352.471701][ T32] INFO: task kworker/0:786:8091 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.471755][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.471858][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.471910][ T32] Call trace: [ 1352.471944][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.471998][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.472050][ T32] r4:00000000 [ 1352.472098][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.472175][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.472206][ T32] 9d20: cde1d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.472237][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.472260][ T32] 9d60: 800e0013 ffffffff [ 1352.472284][ T32] r5:800e0013 r4:80239bd0 [ 1352.472305][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.472349][ T32] r4:82ac11e4 [ 1352.472392][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.472447][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.472496][ T32] r4:e06a9dc0 [ 1352.472582][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.472628][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.472699][ T32] r4:00000000 [ 1352.472753][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.472839][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.472885][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.472944][ T32] r5:00001000 r4:dfb77000 [ 1352.472966][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.473030][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.473101][ T32] r5:8501a38c r4:8501a000 [ 1352.473123][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.473203][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.473262][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.473359][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.473434][ T32] r4:85093380 [ 1352.473482][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.473578][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.473628][ T32] r4:00000001 [ 1352.473654][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.473740][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.473852][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.473909][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.473941][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.473971][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.473993][ T32] r4:8508f600 [ 1352.474016][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.474057][ T32] INFO: task kworker/0:787:8093 blocked for more than 479 seconds. [ 1352.474095][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.474133][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.474169][ T32] task:kworker/0:787 state:D stack:0 pid:8093 tgid:8093 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.474283][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.474379][ T32] Call trace: [ 1352.474456][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.474544][ T32] r10:82918644 r9:ee049d84 r8:00000002 r7:60000013 r6:ee049d8c r5:854ba400 [ 1352.474571][ T32] r4:854ba400 [ 1352.474628][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.474740][ T32] r5:854ba400 r4:82918640 [ 1352.474794][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.474877][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.474970][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee049e08 [ 1352.475023][ T32] r4:00000000 [ 1352.475064][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.475138][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.475216][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.475305][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1540 [ 1352.475368][ T32] r4:00000000 [ 1352.475414][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.475511][ T32] r9:83018005 r8:854ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f9ed000 [ 1352.475562][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.475699][ T32] r5:00001000 r4:edd71000 [ 1352.475752][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.475852][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.475940][ T32] r5:85c7d78c r4:85c7d400 [ 1352.476004][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.476135][ T32] r7:dddced40 r6:83018000 r5:85c7d78c r4:859b0700 [ 1352.476220][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.476312][ T32] r10:61c88647 r9:854ba400 r8:859b072c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.476373][ T32] r4:859b0700 [ 1352.476422][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.476505][ T32] r10:00000000 r9:859b0700 r8:8027ed34 r7:ee041e60 r6:859b0780 r5:854ba400 [ 1352.476568][ T32] r4:00000001 [ 1352.476606][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.476646][ T32] Exception stack(0xee049fb0 to 0xee049ff8) [ 1352.476698][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.476789][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.476835][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.476878][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.476903][ T32] r4:851a1580 [ 1352.477448][ T32] INFO: task kworker/0:787:8093 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.477519][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.477642][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.477746][ T32] Call trace: [ 1352.477841][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.477947][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.478025][ T32] r4:00000000 [ 1352.478081][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.478158][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.478233][ T32] 9d20: cde1d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.478299][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.478353][ T32] 9d60: 800e0013 ffffffff [ 1352.478382][ T32] r5:800e0013 r4:80239bd0 [ 1352.478454][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.478506][ T32] r4:82ac11e4 [ 1352.478529][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.478621][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.478691][ T32] r4:e06a9dc0 [ 1352.478719][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.478791][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.478830][ T32] r4:00000000 [ 1352.478852][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.478913][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.478962][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.479062][ T32] r5:00001000 r4:dfb77000 [ 1352.479092][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.479164][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.479263][ T32] r5:8501a38c r4:8501a000 [ 1352.479301][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.479378][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.479405][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.479513][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.479567][ T32] r4:85093380 [ 1352.479592][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.479686][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.479763][ T32] r4:00000001 [ 1352.479809][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.514138][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.514243][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.514322][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.514356][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.514442][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.514471][ T32] r4:8508f600 [ 1352.514499][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.514610][ T32] INFO: task kworker/0:788:8095 blocked for more than 479 seconds. [ 1352.514653][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.514784][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.514828][ T32] task:kworker/0:788 state:D stack:0 pid:8095 tgid:8095 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.514948][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.515019][ T32] Call trace: [ 1352.515082][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.515188][ T32] r10:82918644 r9:ee04dd84 r8:00000002 r7:60000013 r6:ee04dd8c r5:854bbc00 [ 1352.515264][ T32] r4:854bbc00 [ 1352.515339][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.515441][ T32] r5:854bbc00 r4:82918640 [ 1352.515511][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.515628][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.515747][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee04de08 [ 1352.515828][ T32] r4:00000000 [ 1352.515893][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.515975][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.516057][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.516148][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1900 [ 1352.516220][ T32] r4:00000000 [ 1352.516289][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.516415][ T32] r9:83018005 r8:854bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7fa15000 [ 1352.516467][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.516560][ T32] r5:00001000 r4:ed425000 [ 1352.516606][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.516683][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.516768][ T32] r5:85c7db8c r4:85c7d800 [ 1352.516811][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.516902][ T32] r7:dddced40 r6:83018000 r5:85c7db8c r4:859b0800 [ 1352.516966][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.517061][ T32] r10:61c88647 r9:854bbc00 r8:859b082c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.517110][ T32] r4:859b0800 [ 1352.517158][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.517228][ T32] r10:00000000 r9:859b0800 r8:8027ed34 r7:ee041e60 r6:859b0880 r5:854bbc00 [ 1352.517278][ T32] r4:00000001 [ 1352.517314][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.517356][ T32] Exception stack(0xee04dfb0 to 0xee04dff8) [ 1352.517382][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.517410][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.517460][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.517492][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.517535][ T32] r4:851a1500 [ 1352.518087][ T32] INFO: task kworker/0:788:8095 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.518130][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.518243][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.518298][ T32] Call trace: [ 1352.518409][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.518471][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.518496][ T32] r4:00000000 [ 1352.518520][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.518558][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.518586][ T32] 9d20: ce356000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.518615][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.518651][ T32] 9d60: 800e0013 ffffffff [ 1352.518706][ T32] r5:800e0013 r4:80239bd0 [ 1352.518737][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.518786][ T32] r4:82ac11e4 [ 1352.518807][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.518848][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.518871][ T32] r4:e06a9dc0 [ 1352.518890][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.518931][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.518978][ T32] r4:00000000 [ 1352.519060][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.519173][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.519235][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.519286][ T32] r5:00001000 r4:dfb77000 [ 1352.519330][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.519389][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.519458][ T32] r5:8501a38c r4:8501a000 [ 1352.519483][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.519563][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.519590][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.519641][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.519735][ T32] r4:85093380 [ 1352.519806][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.528982][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.529031][ T32] r4:00000001 [ 1352.529057][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.529145][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.529201][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.529233][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.529261][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.529411][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.529508][ T32] r4:8508f600 [ 1352.529571][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.529685][ T32] INFO: task kworker/0:789:8099 blocked for more than 479 seconds. [ 1352.529728][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.529782][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.529843][ T32] task:kworker/0:789 state:D stack:0 pid:8099 tgid:8099 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.540613][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.540752][ T32] Call trace: [ 1352.540871][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.540990][ T32] r10:82918644 r9:ee055d84 r8:00000002 r7:60000013 r6:ee055d8c r5:854bb000 [ 1352.541044][ T32] r4:854bb000 [ 1352.541090][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.541171][ T32] r5:854bb000 r4:82918640 [ 1352.541219][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.541305][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.541426][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee055e08 [ 1352.541504][ T32] r4:00000000 [ 1352.541557][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.541639][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.541718][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.541812][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1d80 [ 1352.541857][ T32] r4:00000000 [ 1352.541897][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.541984][ T32] r9:83018005 r8:854bb000 r7:00000000 r6:83018000 r5:00001000 r4:7fa1d000 [ 1352.542031][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.542096][ T32] r5:00001000 r4:ed6c7000 [ 1352.542121][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.542186][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.542275][ T32] r5:85c7e38c r4:85c7e000 [ 1352.542357][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.542464][ T32] r7:dddced40 r6:83018000 r5:85c7e38c r4:859b0900 [ 1352.542495][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.542547][ T32] r10:61c88647 r9:854bb000 r8:859b092c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.542571][ T32] r4:859b0900 [ 1352.542591][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.542649][ T32] r10:00000000 r9:859b0900 r8:8027ed34 r7:ee041e60 r6:859b0980 r5:854bb000 [ 1352.542677][ T32] r4:00000001 [ 1352.542722][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.542773][ T32] Exception stack(0xee055fb0 to 0xee055ff8) [ 1352.542806][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.542836][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.542887][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.542928][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.542980][ T32] r4:851a1840 [ 1352.543745][ T32] INFO: task kworker/0:789:8099 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.543829][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.543974][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.544072][ T32] Call trace: [ 1352.544132][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.544228][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.544282][ T32] r4:00000000 [ 1352.544322][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.544441][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.544483][ T32] 9d20: ce684000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.544532][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.544562][ T32] 9d60: 800e0013 ffffffff [ 1352.544586][ T32] r5:800e0013 r4:80239bd0 [ 1352.544608][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.544651][ T32] r4:82ac11e4 [ 1352.544671][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.544712][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.544790][ T32] r4:e06a9dc0 [ 1352.544816][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.544886][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.544937][ T32] r4:00000000 [ 1352.544987][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.545056][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.545112][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.545216][ T32] r5:00001000 r4:dfb77000 [ 1352.545247][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.545289][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.545356][ T32] r5:8501a38c r4:8501a000 [ 1352.545406][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.545476][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.545609][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.545695][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.545745][ T32] r4:85093380 [ 1352.545793][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.545887][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.545922][ T32] r4:00000001 [ 1352.545943][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.546016][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.546088][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.546149][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.546202][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.546256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.546300][ T32] r4:8508f600 [ 1352.546347][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.546426][ T32] INFO: task kworker/0:790:8103 blocked for more than 479 seconds. [ 1352.546502][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.546542][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.546591][ T32] task:kworker/0:790 state:D stack:0 pid:8103 tgid:8103 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.546652][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.546699][ T32] Call trace: [ 1352.546730][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.546832][ T32] r10:82918644 r9:ee061d84 r8:00000002 r7:60000013 r6:ee061d8c r5:854bc800 [ 1352.546885][ T32] r4:854bc800 [ 1352.546927][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.547015][ T32] r5:854bc800 r4:82918640 [ 1352.547059][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.547142][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.547285][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee061e08 [ 1352.547380][ T32] r4:00000000 [ 1352.547424][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.547486][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.547556][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.547620][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1bc0 [ 1352.547740][ T32] r4:00000000 [ 1352.547781][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.547834][ T32] r9:83018005 r8:854bc800 r7:00000000 r6:83018000 r5:00001000 r4:7fa21000 [ 1352.547862][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.547906][ T32] r5:00001000 r4:ed74f000 [ 1352.547953][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.548048][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.548139][ T32] r5:85c7e78c r4:85c7e400 [ 1352.548197][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.548298][ T32] r7:dddced40 r6:83018000 r5:85c7e78c r4:859b0a00 [ 1352.548342][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.548395][ T32] r10:61c88647 r9:854bc800 r8:859b0a2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.548447][ T32] r4:859b0a00 [ 1352.548489][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.548581][ T32] r10:00000000 r9:859b0a00 r8:8027ed34 r7:ee055e60 r6:859b0a80 r5:854bc800 [ 1352.548634][ T32] r4:00000001 [ 1352.548678][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.548724][ T32] Exception stack(0xee061fb0 to 0xee061ff8) [ 1352.548783][ T32] 1fa0: 00000000 00000000 00000000 00000000 [ 1352.548838][ T32] 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.548894][ T32] 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.548929][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.548952][ T32] r4:851a1c40 [ 1352.549476][ T32] INFO: task kworker/0:790:8103 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.549554][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.549665][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.549799][ T32] Call trace: [ 1352.570555][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.570648][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.570675][ T32] r4:00000000 [ 1352.570696][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.570738][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.570775][ T32] 9d20: ce8c5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.570805][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.570830][ T32] 9d60: 800e0013 ffffffff [ 1352.570856][ T32] r5:800e0013 r4:80239bd0 [ 1352.570877][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.570923][ T32] r4:82ac11e4 [ 1352.570944][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.570987][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.571009][ T32] r4:e06a9dc0 [ 1352.571046][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.571121][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.571159][ T32] r4:00000000 [ 1352.571180][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.571231][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.571267][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.571320][ T32] r5:00001000 r4:dfb77000 [ 1352.571341][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.571383][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.571429][ T32] r5:8501a38c r4:8501a000 [ 1352.571449][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.571530][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.571557][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.571604][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.571654][ T32] r4:85093380 [ 1352.571702][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.571751][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.571800][ T32] r4:00000001 [ 1352.571900][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.571964][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.572029][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.572068][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.572095][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.572123][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.572170][ T32] r4:8508f600 [ 1352.572230][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.572291][ T32] INFO: task kworker/0:791:8106 blocked for more than 479 seconds. [ 1352.572329][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.572355][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.572378][ T32] task:kworker/0:791 state:D stack:0 pid:8106 tgid:8106 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.572431][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.572506][ T32] Call trace: [ 1352.572560][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.572610][ T32] r10:82918644 r9:ee065d84 r8:00000002 r7:60000013 r6:ee065d8c r5:854b9800 [ 1352.572659][ T32] r4:854b9800 [ 1352.572683][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.572725][ T32] r5:854b9800 r4:82918640 [ 1352.572745][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.572786][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.572833][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee065e08 [ 1352.572881][ T32] r4:00000000 [ 1352.572905][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.572969][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.573011][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.573053][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd5700 [ 1352.573076][ T32] r4:00000000 [ 1352.573095][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.573138][ T32] r9:83018005 r8:854b9800 r7:00000000 r6:83018000 r5:00001000 r4:7fa23000 [ 1352.573190][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.573235][ T32] r5:00001000 r4:ed77d000 [ 1352.573257][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.573296][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.573362][ T32] r5:85c7eb8c r4:85c7e800 [ 1352.573385][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.573429][ T32] r7:dddced40 r6:83018000 r5:85c7eb8c r4:859b0b00 [ 1352.573451][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.573511][ T32] r10:61c88647 r9:854b9800 r8:859b0b2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.573567][ T32] r4:859b0b00 [ 1352.573589][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.573633][ T32] r10:00000000 r9:859b0b00 r8:8027ed34 r7:ee061e60 r6:859b0b80 r5:854b9800 [ 1352.573656][ T32] r4:00000001 [ 1352.573675][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.573734][ T32] Exception stack(0xee065fb0 to 0xee065ff8) [ 1352.573843][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.573903][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.573960][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.573991][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.574015][ T32] r4:851a1b80 [ 1352.574493][ T32] INFO: task kworker/0:791:8106 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.574552][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.574637][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.574719][ T32] Call trace: [ 1352.574804][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.574857][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.574906][ T32] r4:00000000 [ 1352.574929][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.574969][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.574999][ T32] 9d20: ce8c5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.575030][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.575103][ T32] 9d60: 800e0013 ffffffff [ 1352.575130][ T32] r5:800e0013 r4:80239bd0 [ 1352.575199][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.575244][ T32] r4:82ac11e4 [ 1352.575288][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.575358][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.575417][ T32] r4:e06a9dc0 [ 1352.575465][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.575546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.575580][ T32] r4:00000000 [ 1352.575601][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.575696][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.575835][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.575944][ T32] r5:00001000 r4:dfb77000 [ 1352.575977][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.576044][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.576150][ T32] r5:8501a38c r4:8501a000 [ 1352.576174][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.576247][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.576312][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.576364][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.576387][ T32] r4:85093380 [ 1352.576406][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.576453][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.576532][ T32] r4:00000001 [ 1352.576583][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.576653][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.576684][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.576738][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.576774][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.576803][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.576826][ T32] r4:8508f600 [ 1352.576847][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.576872][ T32] INFO: task kworker/0:792:8108 blocked for more than 479 seconds. [ 1352.576916][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.576943][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.576985][ T32] task:kworker/0:792 state:D stack:0 pid:8108 tgid:8108 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.577078][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.577126][ T32] Call trace: [ 1352.577184][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.577263][ T32] r10:82918644 r9:ee045d84 r8:00000002 r7:60000013 r6:ee045d8c r5:854be000 [ 1352.577314][ T32] r4:854be000 [ 1352.577336][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.577404][ T32] r5:854be000 r4:82918640 [ 1352.577427][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.577470][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.577523][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee045e08 [ 1352.577545][ T32] r4:00000000 [ 1352.577578][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.577620][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.577667][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.577719][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b81c0 [ 1352.577742][ T32] r4:00000000 [ 1352.577773][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.577846][ T32] r9:83018005 r8:854be000 r7:00000000 r6:83018000 r5:00001000 r4:7fa27000 [ 1352.577871][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.577924][ T32] r5:00001000 r4:ed87b000 [ 1352.577948][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.577992][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.578033][ T32] r5:85c7f38c r4:85c7f000 [ 1352.578055][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.578098][ T32] r7:dddced40 r6:83018000 r5:85c7f38c r4:859b0c00 [ 1352.578146][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.578208][ T32] r10:61c88647 r9:854be000 r8:859b0c2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.578245][ T32] r4:859b0c00 [ 1352.578267][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.578311][ T32] r10:00000000 r9:859b0c00 r8:8027ed34 r7:ee065e60 r6:859b0c80 r5:854be000 [ 1352.578335][ T32] r4:00000001 [ 1352.578354][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.578388][ T32] Exception stack(0xee045fb0 to 0xee045ff8) [ 1352.578415][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.578443][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.578471][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.578502][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.578556][ T32] r4:857b8100 [ 1352.578918][ T32] INFO: task kworker/0:792:8108 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.578982][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.579118][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.579167][ T32] Call trace: [ 1352.579228][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.579331][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.579371][ T32] r4:00000000 [ 1352.579406][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.579447][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.579477][ T32] 9d20: ce8c5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.579510][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.579546][ T32] 9d60: 800e0013 ffffffff [ 1352.579584][ T32] r5:800e0013 r4:80239bd0 [ 1352.579607][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.579648][ T32] r4:82ac11e4 [ 1352.579689][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.579736][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.579774][ T32] r4:e06a9dc0 [ 1352.579816][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.603353][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.603402][ T32] r4:00000000 [ 1352.603434][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.603549][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.603576][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.603628][ T32] r5:00001000 r4:dfb77000 [ 1352.603650][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.603715][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.603759][ T32] r5:8501a38c r4:8501a000 [ 1352.603780][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.603828][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.603849][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.603895][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.603942][ T32] r4:85093380 [ 1352.603966][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.604037][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.604067][ T32] r4:00000001 [ 1352.604089][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.604143][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.604176][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.604204][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.604230][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.604259][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.604306][ T32] r4:8508f600 [ 1352.604334][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.604379][ T32] INFO: task kworker/0:793:8111 blocked for more than 479 seconds. [ 1352.604452][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.604481][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.604523][ T32] task:kworker/0:793 state:D stack:0 pid:8111 tgid:8111 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.604608][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.604672][ T32] Call trace: [ 1352.604759][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.604838][ T32] r10:82918644 r9:ee069d84 r8:00000002 r7:60000113 r6:ee069d8c r5:854bec00 [ 1352.604889][ T32] r4:854bec00 [ 1352.604927][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.605000][ T32] r5:854bec00 r4:82918640 [ 1352.605024][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.605079][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.605137][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee069e08 [ 1352.605161][ T32] r4:00000000 [ 1352.605187][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.605251][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.605293][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.605359][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8000 [ 1352.605409][ T32] r4:00000000 [ 1352.605458][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.605515][ T32] r9:83018005 r8:854bec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa25000 [ 1352.605555][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.605600][ T32] r5:00001000 r4:ed81f000 [ 1352.605671][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.605727][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.605779][ T32] r5:85c7ef8c r4:85c7ec00 [ 1352.605799][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.605868][ T32] r7:dddced40 r6:83018000 r5:85c7ef8c r4:859b0d00 [ 1352.605903][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.605991][ T32] r10:61c88647 r9:854bec00 r8:859b0d2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.606044][ T32] r4:859b0d00 [ 1352.606067][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.606112][ T32] r10:00000000 r9:859b0d00 r8:8027ed34 r7:ee045e60 r6:859b0d80 r5:854bec00 [ 1352.606135][ T32] r4:00000001 [ 1352.606170][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.606233][ T32] Exception stack(0xee069fb0 to 0xee069ff8) [ 1352.606263][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.606291][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.606372][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.606405][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.606458][ T32] r4:857b8300 [ 1352.606950][ T32] INFO: task kworker/0:793:8111 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.607025][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.607088][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.607137][ T32] Call trace: [ 1352.607167][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.607229][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.607257][ T32] r4:00000000 [ 1352.607277][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.607315][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.607362][ T32] 9d20: cebc3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.607432][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.607460][ T32] 9d60: 800e0013 ffffffff [ 1352.607482][ T32] r5:800e0013 r4:80239bd0 [ 1352.607532][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.607589][ T32] r4:82ac11e4 [ 1352.607654][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.607718][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.607764][ T32] r4:e06a9dc0 [ 1352.607790][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.607846][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.607871][ T32] r4:00000000 [ 1352.607891][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.607944][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.607966][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.608015][ T32] r5:00001000 r4:dfb77000 [ 1352.608039][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.608106][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.608151][ T32] r5:8501a38c r4:8501a000 [ 1352.608171][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.608242][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.608292][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.608342][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.608364][ T32] r4:85093380 [ 1352.608407][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.608456][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.608506][ T32] r4:00000001 [ 1352.608535][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.608570][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.608620][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.608729][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.608760][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.608790][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.608812][ T32] r4:8508f600 [ 1352.608833][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.608858][ T32] INFO: task kworker/0:794:8112 blocked for more than 479 seconds. [ 1352.608902][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.608929][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.608949][ T32] task:kworker/0:794 state:D stack:0 pid:8112 tgid:8112 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.608995][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.609053][ T32] Call trace: [ 1352.609107][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.609155][ T32] r10:82918644 r9:ee039d84 r8:00000002 r7:60000013 r6:ee039d8c r5:854bd400 [ 1352.609202][ T32] r4:854bd400 [ 1352.609249][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.609293][ T32] r5:854bd400 r4:82918640 [ 1352.609338][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.609454][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.609512][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee039e08 [ 1352.609536][ T32] r4:00000000 [ 1352.609556][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.609620][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.609660][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.609701][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8400 [ 1352.609722][ T32] r4:00000000 [ 1352.609741][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.609799][ T32] r9:83018005 r8:854bd400 r7:00000000 r6:83018000 r5:00001000 r4:7fa29000 [ 1352.609935][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.627806][ T32] r5:00001000 r4:ed8f5000 [ 1352.627855][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.627949][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.628003][ T32] r5:85c7f78c r4:85c7f400 [ 1352.628031][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.628081][ T32] r7:dddced40 r6:83018000 r5:85c7f78c r4:859b0e00 [ 1352.628104][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.628150][ T32] r10:61c88647 r9:854bd400 r8:859b0e2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.628223][ T32] r4:859b0e00 [ 1352.628323][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.628374][ T32] r10:00000000 r9:859b0e00 r8:8027ed34 r7:ee045e60 r6:859b0e80 r5:854bd400 [ 1352.628397][ T32] r4:00000001 [ 1352.628416][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.628451][ T32] Exception stack(0xee039fb0 to 0xee039ff8) [ 1352.628482][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.628524][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.628578][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.628611][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.628633][ T32] r4:857b8180 [ 1352.629147][ T32] INFO: task kworker/0:794:8112 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.629190][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.629316][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.629403][ T32] Call trace: [ 1352.629489][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.629580][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.629608][ T32] r4:00000000 [ 1352.629652][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.629769][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.629814][ T32] 9d20: cef46000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.629874][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.632115][ T32] 9d60: 800e0013 ffffffff [ 1352.632183][ T32] r5:800e0013 r4:80239bd0 [ 1352.632233][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.632299][ T32] r4:82ac11e4 [ 1352.632371][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.632419][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.632445][ T32] r4:e06a9dc0 [ 1352.632490][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.632546][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.632595][ T32] r4:00000000 [ 1352.632619][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.632666][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.632688][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.632757][ T32] r5:00001000 r4:dfb77000 [ 1352.632815][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.632886][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.632942][ T32] r5:8501a38c r4:8501a000 [ 1352.632974][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.633022][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.633043][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.633087][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.633110][ T32] r4:85093380 [ 1352.633130][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.633174][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.633242][ T32] r4:00000001 [ 1352.633308][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.633355][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.633396][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.633429][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.633468][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.633504][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.633528][ T32] r4:8508f600 [ 1352.633579][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.633614][ T32] INFO: task kworker/0:795:8114 blocked for more than 479 seconds. [ 1352.633773][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.633803][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.633827][ T32] task:kworker/0:795 state:D stack:0 pid:8114 tgid:8114 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.633908][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.633971][ T32] Call trace: [ 1352.634033][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.634085][ T32] r10:82918644 r9:ee06dd84 r8:00000002 r7:60000013 r6:ee06dd8c r5:85be6000 [ 1352.634108][ T32] r4:85be6000 [ 1352.634127][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.634166][ T32] r5:85be6000 r4:82918640 [ 1352.634203][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.634248][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.634293][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee06de08 [ 1352.634327][ T32] r4:00000000 [ 1352.634351][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.634389][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.634426][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.634468][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8500 [ 1352.634490][ T32] r4:00000000 [ 1352.634517][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.634585][ T32] r9:83018005 r8:85be6000 r7:00000000 r6:83018000 r5:00001000 r4:7fa2b000 [ 1352.634611][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.634653][ T32] r5:00001000 r4:ed94b000 [ 1352.634673][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.634711][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.634752][ T32] r5:85c7fb8c r4:85c7f800 [ 1352.634771][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.634834][ T32] r7:dddced40 r6:83018000 r5:85c7fb8c r4:859b0f00 [ 1352.634899][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.634948][ T32] r10:61c88647 r9:85be6000 r8:859b0f2c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.634970][ T32] r4:859b0f00 [ 1352.634989][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.635033][ T32] r10:00000000 r9:859b0f00 r8:8027ed34 r7:ee039e60 r6:859b0f80 r5:85be6000 [ 1352.635056][ T32] r4:00000001 [ 1352.635099][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.635163][ T32] Exception stack(0xee06dfb0 to 0xee06dff8) [ 1352.635192][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.635221][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.635248][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.635276][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.635298][ T32] r4:857b83c0 [ 1352.635808][ T32] INFO: task kworker/0:795:8114 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.635872][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.636004][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.636056][ T32] Call trace: [ 1352.636112][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.636176][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.636200][ T32] r4:00000000 [ 1352.636220][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.636283][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.636318][ T32] 9d20: cef46000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.636354][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.636380][ T32] 9d60: 800e0013 ffffffff [ 1352.636404][ T32] r5:800e0013 r4:80239bd0 [ 1352.636436][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.636481][ T32] r4:82ac11e4 [ 1352.636513][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.636582][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.636609][ T32] r4:e06a9dc0 [ 1352.636653][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.636717][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.636767][ T32] r4:00000000 [ 1352.636790][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.636835][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.636857][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.636899][ T32] r5:00001000 r4:dfb77000 [ 1352.636943][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.636999][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.637046][ T32] r5:8501a38c r4:8501a000 [ 1352.637066][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.637111][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.637131][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.637175][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.637222][ T32] r4:85093380 [ 1352.637245][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.637289][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.637311][ T32] r4:00000001 [ 1352.637330][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.637364][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.637415][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.637447][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.637473][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.637508][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.637559][ T32] r4:8508f600 [ 1352.637609][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.637671][ T32] INFO: task kworker/0:796:8116 blocked for more than 479 seconds. [ 1352.637702][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.637750][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.637814][ T32] task:kworker/0:796 state:D stack:0 pid:8116 tgid:8116 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.637874][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.637948][ T32] Call trace: [ 1352.638005][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.638056][ T32] r10:82918644 r9:ee075d84 r8:00000002 r7:60000013 r6:ee075d8c r5:848e8c00 [ 1352.638078][ T32] r4:848e8c00 [ 1352.638097][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.638136][ T32] r5:848e8c00 r4:82918640 [ 1352.638155][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.638220][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.638269][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee075e08 [ 1352.638294][ T32] r4:00000000 [ 1352.638314][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.638351][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.638386][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.638427][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8680 [ 1352.638475][ T32] r4:00000000 [ 1352.638502][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.638548][ T32] r9:83018005 r8:848e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa2d000 [ 1352.638569][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.638620][ T32] r5:00001000 r4:ed975000 [ 1352.638643][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.638682][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.638750][ T32] r5:85c7ff8c r4:85c7fc00 [ 1352.638773][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.638818][ T32] r7:dddced40 r6:83018000 r5:85c7ff8c r4:856cc000 [ 1352.638839][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.638933][ T32] r10:61c88647 r9:848e8c00 r8:856cc02c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.638984][ T32] r4:856cc000 [ 1352.639041][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.639090][ T32] r10:00000000 r9:856cc000 r8:8027ed34 r7:ee06de60 r6:856cc080 r5:848e8c00 [ 1352.639113][ T32] r4:00000001 [ 1352.639158][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.639236][ T32] Exception stack(0xee075fb0 to 0xee075ff8) [ 1352.639265][ T32] 5fa0: 00000000 00000000 00000000 00000000 [ 1352.639317][ T32] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.639347][ T32] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.639375][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.639398][ T32] r4:857b8480 [ 1352.639773][ T32] INFO: task kworker/0:796:8116 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.639825][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.660539][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.660655][ T32] Call trace: [ 1352.660697][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.660766][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.660817][ T32] r4:00000000 [ 1352.660843][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.660900][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.660961][ T32] 9d20: cf292000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.661042][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.661077][ T32] 9d60: 800e0013 ffffffff [ 1352.661101][ T32] r5:800e0013 r4:80239bd0 [ 1352.661122][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.661166][ T32] r4:82ac11e4 [ 1352.661187][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.661228][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.661250][ T32] r4:e06a9dc0 [ 1352.661298][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.661394][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.661420][ T32] r4:00000000 [ 1352.661441][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.661489][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.661517][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.661560][ T32] r5:00001000 r4:dfb77000 [ 1352.661581][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.661620][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.661662][ T32] r5:8501a38c r4:8501a000 [ 1352.661693][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.661743][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.661765][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.661809][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.661832][ T32] r4:85093380 [ 1352.661870][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.661919][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.661967][ T32] r4:00000001 [ 1352.662090][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.662130][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.662169][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.662201][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.662228][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.662256][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.662279][ T32] r4:8508f600 [ 1352.662303][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.662334][ T32] INFO: task kworker/0:797:8117 blocked for more than 479 seconds. [ 1352.662369][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.662395][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.662418][ T32] task:kworker/0:797 state:D stack:0 pid:8117 tgid:8117 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.662502][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.662584][ T32] Call trace: [ 1352.662641][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.662754][ T32] r10:82918644 r9:ee079d84 r8:00000002 r7:60000013 r6:ee079d8c r5:848e9800 [ 1352.662805][ T32] r4:848e9800 [ 1352.662839][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.662910][ T32] r5:848e9800 r4:82918640 [ 1352.662958][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.663003][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.663055][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee079e08 [ 1352.663154][ T32] r4:00000000 [ 1352.663177][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.663216][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.663254][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.663294][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8940 [ 1352.663341][ T32] r4:00000000 [ 1352.663364][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.663503][ T32] r9:83018005 r8:848e9800 r7:00000000 r6:83018000 r5:00001000 r4:7fa2f000 [ 1352.663559][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.663694][ T32] r5:00001000 r4:ed99f000 [ 1352.663743][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.663812][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.663885][ T32] r5:85c8838c r4:85c88000 [ 1352.663938][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.663985][ T32] r7:dddced40 r6:83018000 r5:85c8838c r4:856cc100 [ 1352.664006][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.664050][ T32] r10:61c88647 r9:848e9800 r8:856cc12c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.664074][ T32] r4:856cc100 [ 1352.664094][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.664187][ T32] r10:00000000 r9:856cc100 r8:8027ed34 r7:ee075e60 r6:856cc180 r5:848e9800 [ 1352.664214][ T32] r4:00000001 [ 1352.664233][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.664267][ T32] Exception stack(0xee079fb0 to 0xee079ff8) [ 1352.664318][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.664376][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.664433][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.664562][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.664597][ T32] r4:857b85c0 [ 1352.665087][ T32] INFO: task kworker/0:797:8117 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.665136][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.665214][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.665440][ T32] Call trace: [ 1352.665534][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.665590][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.665626][ T32] r4:00000000 [ 1352.665650][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.665693][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.665722][ T32] 9d20: cf292000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.665750][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.665773][ T32] 9d60: 800e0013 ffffffff [ 1352.665795][ T32] r5:800e0013 r4:80239bd0 [ 1352.665815][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.665855][ T32] r4:82ac11e4 [ 1352.665890][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.665938][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.665960][ T32] r4:e06a9dc0 [ 1352.665980][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.666066][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.666101][ T32] r4:00000000 [ 1352.666123][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.666169][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.666203][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.666251][ T32] r5:00001000 r4:dfb77000 [ 1352.666271][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.666309][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.666350][ T32] r5:8501a38c r4:8501a000 [ 1352.666383][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.666431][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.666463][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.666527][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.666550][ T32] r4:85093380 [ 1352.666595][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.666670][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.666696][ T32] r4:00000001 [ 1352.666718][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.666753][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.666780][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.666808][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.666833][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.666900][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.666928][ T32] r4:8508f600 [ 1352.666950][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.667076][ T32] INFO: task kworker/0:798:8119 blocked for more than 479 seconds. [ 1352.667288][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.667316][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.667337][ T32] task:kworker/0:798 state:D stack:0 pid:8119 tgid:8119 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.667395][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.667441][ T32] Call trace: [ 1352.667506][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.667554][ T32] r10:82918644 r9:ee07dd84 r8:00000002 r7:60000013 r6:ee07dd8c r5:848ea400 [ 1352.667576][ T32] r4:848ea400 [ 1352.667620][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.667714][ T32] r5:848ea400 r4:82918640 [ 1352.667797][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.667842][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.667895][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee07de08 [ 1352.667943][ T32] r4:00000000 [ 1352.667966][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.668009][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.668070][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.668140][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8d80 [ 1352.668165][ T32] r4:00000000 [ 1352.668186][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.668230][ T32] r9:83018005 r8:848ea400 r7:00000000 r6:83018000 r5:00001000 r4:7fa37000 [ 1352.668252][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.668294][ T32] r5:00001000 r4:edac1000 [ 1352.668333][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.668375][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.668427][ T32] r5:85c8878c r4:85c88400 [ 1352.668487][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.668601][ T32] r7:dddced40 r6:83018000 r5:85c8878c r4:856cc200 [ 1352.668625][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.668671][ T32] r10:61c88647 r9:848ea400 r8:856cc22c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.668694][ T32] r4:856cc200 [ 1352.668714][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.668798][ T32] r10:00000000 r9:856cc200 r8:8027ed34 r7:ee079e60 r6:856cc280 r5:848ea400 [ 1352.668828][ T32] r4:00000001 [ 1352.668847][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.668925][ T32] Exception stack(0xee07dfb0 to 0xee07dff8) [ 1352.668981][ T32] dfa0: 00000000 00000000 00000000 00000000 [ 1352.669013][ T32] dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.669040][ T32] dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.669067][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.669090][ T32] r4:857b8a80 [ 1352.669468][ T32] INFO: task kworker/0:798:8119 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.669509][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.669597][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.669696][ T32] Call trace: [ 1352.669781][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.691956][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.692052][ T32] r4:00000000 [ 1352.692078][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.692144][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.692180][ T32] 9d20: cf6b4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.692209][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.692233][ T32] 9d60: 800e0013 ffffffff [ 1352.692257][ T32] r5:800e0013 r4:80239bd0 [ 1352.692278][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.692321][ T32] r4:82ac11e4 [ 1352.692341][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.692406][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.692433][ T32] r4:e06a9dc0 [ 1352.692453][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.692496][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.692549][ T32] r4:00000000 [ 1352.692574][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.692621][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.692643][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.692713][ T32] r5:00001000 r4:dfb77000 [ 1352.692765][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.692811][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.692854][ T32] r5:8501a38c r4:8501a000 [ 1352.692874][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.692946][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.692971][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.693043][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.693070][ T32] r4:85093380 [ 1352.693091][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.693135][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.693163][ T32] r4:00000001 [ 1352.693183][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.693245][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.693276][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.693329][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.693363][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.693412][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.693438][ T32] r4:8508f600 [ 1352.693536][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.693572][ T32] INFO: task kworker/0:799:8125 blocked for more than 479 seconds. [ 1352.693634][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.693663][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.693687][ T32] task:kworker/0:799 state:D stack:0 pid:8125 tgid:8125 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.693744][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.693813][ T32] Call trace: [ 1352.693848][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.693896][ T32] r10:82918644 r9:ee089d84 r8:00000002 r7:60000113 r6:ee089d8c r5:848eb000 [ 1352.693943][ T32] r4:848eb000 [ 1352.693968][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.694037][ T32] r5:848eb000 r4:82918640 [ 1352.694070][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.694118][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.694192][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee089e08 [ 1352.694246][ T32] r4:00000000 [ 1352.694274][ T32] [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40) [ 1352.694341][ T32] [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240) [ 1352.694396][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.694459][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8b40 [ 1352.694485][ T32] r4:00000000 [ 1352.694585][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.694635][ T32] r9:83018005 r8:848eb000 r7:00000000 r6:83018000 r5:00001000 r4:7fa3b000 [ 1352.694684][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.694730][ T32] r5:00001000 r4:edae7000 [ 1352.694750][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.694788][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.694830][ T32] r5:85c88f8c r4:85c88c00 [ 1352.694863][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.694913][ T32] r7:dddced40 r6:83018000 r5:85c88f8c r4:856cc300 [ 1352.694971][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.695019][ T32] r10:61c88647 r9:848eb000 r8:856cc32c r7:82804d40 r6:dddced40 r5:dddced60 [ 1352.695066][ T32] r4:856cc300 [ 1352.695088][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.695133][ T32] r10:00000000 r9:856cc300 r8:8027ed34 r7:ee07de60 r6:856cc380 r5:848eb000 [ 1352.695157][ T32] r4:00000001 [ 1352.695201][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.695239][ T32] Exception stack(0xee089fb0 to 0xee089ff8) [ 1352.695265][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.695294][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.695321][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.695349][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.695447][ T32] r4:857b8d40 [ 1352.695987][ T32] INFO: task kworker/0:799:8125 is blocked on a mutex likely owned by task kworker/1:134:3830. [ 1352.696129][ T32] task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.696193][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.696270][ T32] Call trace: [ 1352.696301][ T32] [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8) [ 1352.696351][ T32] r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [ 1352.696400][ T32] r4:00000000 [ 1352.696423][ T32] [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [ 1352.696462][ T32] Exception stack(0xe06a9d20 to 0xe06a9d68) [ 1352.696492][ T32] 9d20: cf6b4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [ 1352.696593][ T32] 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [ 1352.696621][ T32] 9d60: 800e0013 ffffffff [ 1352.696645][ T32] r5:800e0013 r4:80239bd0 [ 1352.696666][ T32] [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458) [ 1352.696732][ T32] r4:82ac11e4 [ 1352.696756][ T32] [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240) [ 1352.696800][ T32] r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [ 1352.696822][ T32] r4:e06a9dc0 [ 1352.696841][ T32] [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210) [ 1352.696882][ T32] r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [ 1352.696905][ T32] r4:00000000 [ 1352.696954][ T32] [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50) [ 1352.697029][ T32] r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [ 1352.697053][ T32] [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14) [ 1352.697096][ T32] r5:00001000 r4:dfb77000 [ 1352.697140][ T32] [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4) [ 1352.697184][ T32] [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164) [ 1352.697251][ T32] r5:8501a38c r4:8501a000 [ 1352.697275][ T32] [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4) [ 1352.697323][ T32] r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [ 1352.697355][ T32] [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8) [ 1352.697405][ T32] r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [ 1352.697456][ T32] r4:85093380 [ 1352.697527][ T32] [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280) [ 1352.697576][ T32] r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [ 1352.697598][ T32] r4:00000001 [ 1352.697618][ T32] [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20) [ 1352.697713][ T32] Exception stack(0xe06a9fb0 to 0xe06a9ff8) [ 1352.697743][ T32] 9fa0: 00000000 00000000 00000000 00000000 [ 1352.697771][ T32] 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [ 1352.697797][ T32] 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [ 1352.697824][ T32] r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [ 1352.697896][ T32] r4:8508f600 [ 1352.697952][ T32] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 1352.698015][ T32] INFO: task kworker/0:800:8127 blocked for more than 479 seconds. [ 1352.698135][ T32] Not tainted 6.15.0-syzkaller #0 [ 1352.698174][ T32] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 1352.698202][ T32] task:kworker/0:800 state:D stack:0 pid:8127 tgid:8127 ppid:2 task_flags:0x4208060 flags:0x00000000 [ 1352.698277][ T32] Workqueue: events bpf_prog_free_deferred [ 1352.698321][ T32] Call trace: [ 1352.698369][ T32] [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130) [ 1352.698441][ T32] r10:82918644 r9:ee071d84 r8:00000002 r7:60000113 r6:ee071d8c r5:848ebc00 [ 1352.698467][ T32] r4:848ebc00 [ 1352.698487][ T32] [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24) [ 1352.698533][ T32] r5:848ebc00 r4:82918640 [ 1352.698554][ T32] [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8) [ 1352.698645][ T32] [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18) [ 1352.698719][ T32] r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee071e08 VM DIAGNOSIS: 04:52:01 Registers: info registers vcpu 0 CPU#0 R00=c8eb9000 R01=ece27000 R02=00000001 R03=80239bb8 R04=7f16f000 R05=00000001 R06=82ac11c4 R07=82ac05a0 R08=7f16f000 R09=ece27000 R10=8280c9b4 R11=e0679d9c R12=e0679da0 R13=e0679d70 R14=80230af4 R15=80239bd0 PSR=800f0013 N--- A S svc32 s00=7eedd928 s01=76f31150 d00=76f311507eedd928 s02=00000001 s03=76f25a88 d01=76f25a8800000001 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=8225e8fc R02=00000000 R03=81a5df40 R04=00000006 R05=828f8e48 R06=00000000 R07=828f8e40 R08=83259800 R09=00000028 R10=828f8e48 R11=df8e1d9c R12=df8e1da0 R13=df8e1d90 R14=80340904 R15=81a5df50 PSR=80050093 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